thodg/libgit2

diff --git a/AUTHORS b/AUTHORS
index 6854ed0..2eaec0f 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -6,6 +6,7 @@ Alexei Sholik
 Andreas Ericsson
 Anton "antong" Gyllenberg
 Ankur Sethi
+Arthur Schreiber
 Ben Noordhuis
 Ben Straub
 Benjamin C Meyer
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6f731d4..6f1a97e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -127,6 +127,9 @@ STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_V
 STRING(REGEX REPLACE "^.*LIBGIT2_VERSION \"[0-9]+\\.[0-9]+\\.([0-9]+).*$" "\\1" LIBGIT2_VERSION_REV "${GIT2_HEADER}")
 SET(LIBGIT2_VERSION_STRING "${LIBGIT2_VERSION_MAJOR}.${LIBGIT2_VERSION_MINOR}.${LIBGIT2_VERSION_REV}")
 
+FILE(STRINGS "include/git2/version.h" GIT2_HEADER_SOVERSION REGEX "^#define LIBGIT2_SOVERSION [0-9]+$")
+STRING(REGEX REPLACE "^.*LIBGIT2_SOVERSION ([0-9]+)$" "\\1" LIBGIT2_SOVERSION "${GIT2_HEADER_SOVERSION}")
+
 # Find required dependencies
 INCLUDE_DIRECTORIES(src include)
 
@@ -397,7 +400,7 @@ MSVC_SPLIT_SOURCES(git2)
 
 IF (SONAME)
 	SET_TARGET_PROPERTIES(git2 PROPERTIES VERSION ${LIBGIT2_VERSION_STRING})
-	SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_VERSION_MAJOR})
+	SET_TARGET_PROPERTIES(git2 PROPERTIES SOVERSION ${LIBGIT2_SOVERSION})
 	IF (LIBGIT2_FILENAME)
 		ADD_DEFINITIONS(-DLIBGIT2_FILENAME=\"${LIBGIT2_FILENAME}\")
 		SET_TARGET_PROPERTIES(git2 PROPERTIES OUTPUT_NAME ${LIBGIT2_FILENAME})
diff --git a/include/git2/clone.h b/include/git2/clone.h
index b2c944a..05b7522 100644
--- a/include/git2/clone.h
+++ b/include/git2/clone.h
@@ -23,10 +23,31 @@
  */
 GIT_BEGIN_DECL
 
+/**
+ * Options for bypassing the git-aware transport on clone. Bypassing
+ * it means that instead of a fetch, libgit2 will copy the object
+ * database directory instead of figuring out what it needs, which is
+ * faster. If possible, it will hardlink the files to save space.
+ */
 typedef enum {
+	/**
+	 * Auto-detect (default), libgit2 will bypass the git-aware
+	 * transport for local paths, but use a normal fetch for
+	 * `file://` urls.
+	 */
 	GIT_CLONE_LOCAL_AUTO,
+	/**
+	 * Bypass the git-aware transport even for a `file://` url.
+	 */
 	GIT_CLONE_LOCAL,
+	/**
+	 * Do no bypass the git-aware transport
+	 */
 	GIT_CLONE_NO_LOCAL,
+	/**
+	 * Bypass the git-aware transport, but do not try to use
+	 * hardlinks.
+	 */
 	GIT_CLONE_LOCAL_NO_LINKS,
 } git_clone_local_t;
 
@@ -36,37 +57,58 @@ typedef enum {
  * Use the GIT_CLONE_OPTIONS_INIT to get the default settings, like this:
  *
  *		git_clone_options opts = GIT_CLONE_OPTIONS_INIT;
- *
- * - `checkout_opts` are option passed to the checkout step.  To disable
- *   checkout, set the `checkout_strategy` to GIT_CHECKOUT_NONE.
- *   Generally you will want the use GIT_CHECKOUT_SAFE_CREATE to create
- *   all files in the working directory for the newly cloned repository.
- * - `bare` should be set to zero (false) to create a standard repo,
- *   or non-zero for a bare repo
- * - `ignore_cert_errors` should be set to 1 if errors validating the
- *   remote host's certificate should be ignored.
- *
- *   ** "origin" remote options: **
- *
- * - `remote_name` is the name to be given to the "origin" remote.  The
- *   default is "origin".
- * - `checkout_branch` gives the name of the branch to checkout.  NULL
- *   means use the remote's HEAD.
- * - `signature` is the identity used when updating the reflog. NULL means to
- *   use the default signature using the config.
  */
 
 typedef struct git_clone_options {
 	unsigned int version;
 
+	/**
+	 * These options are passed to the checkout step. To disable
+	 * checkout, set the `checkout_strategy` to
+	 * `GIT_CHECKOUT_NONE`. Generally you will want the use
+	 * GIT_CHECKOUT_SAFE_CREATE to create all files in the working
+	 * directory for the newly cloned repository.
+	 */
 	git_checkout_options checkout_opts;
+
+	/**
+	 * Callbacks to use for reporting fetch progress.
+	 */
 	git_remote_callbacks remote_callbacks;
 
+	/**
+	 * Set to zero (false) to create a standard repo, or non-zero
+	 * for a bare repo
+	 */
 	int bare;
+
+	/**
+	 * Set to 1 if errors validating the remote host's certificate
+	 * should be ignored.
+	 */
 	int ignore_cert_errors;
+
+	/**
+	 * Whether to use a fetch or copy the object database.
+	 */
 	git_clone_local_t local;
+
+	/**
+	 * The name to be given to the remote that will be
+	 * created. The default is "origin".
+	 */
 	const char *remote_name;
+
+	/**
+	 * The name of the branch to checkout. NULL means use the
+	 * remote's default branch.
+	 */
 	const char* checkout_branch;
+
+	/**
+	 * The identity used when updating the reflog. NULL means to
+	 * use the default signature using the config.
+	 */
 	git_signature *signature;
 } git_clone_options;
 
diff --git a/include/git2/pathspec.h b/include/git2/pathspec.h
index 2fb0bb7..de6f027 100644
--- a/include/git2/pathspec.h
+++ b/include/git2/pathspec.h
@@ -12,6 +12,8 @@
 #include "strarray.h"
 #include "diff.h"
 
+GIT_BEGIN_DECL
+
 /**
  * Compiled pathspec
  */
@@ -257,4 +259,5 @@ GIT_EXTERN(size_t) git_pathspec_match_list_failed_entrycount(
 GIT_EXTERN(const char *) git_pathspec_match_list_failed_entry(
 	const git_pathspec_match_list *m, size_t pos);
 
+GIT_END_DECL
 #endif
diff --git a/include/git2/remote.h b/include/git2/remote.h
index 28771ac..c72c9c8 100644
--- a/include/git2/remote.h
+++ b/include/git2/remote.h
@@ -572,18 +572,17 @@ GIT_EXTERN(void) git_remote_set_autotag(
  *
  * A temporary in-memory remote cannot be given a name with this method.
  *
+ * @param problems non-default refspecs cannot be renamed and will be
+ * stored here for further processing by the caller. Always free this
+ * strarray on succesful return.
  * @param remote the remote to rename
  * @param new_name the new name the remote should bear
- * @param callback Optional callback to notify the consumer of fetch refspecs
- * that haven't been automatically updated and need potential manual tweaking.
- * @param payload Additional data to pass to the callback
  * @return 0, GIT_EINVALIDSPEC, GIT_EEXISTS or an error code
  */
 GIT_EXTERN(int) git_remote_rename(
+	git_strarray *problems,
 	git_remote *remote,
-	const char *new_name,
-	git_remote_rename_problem_cb callback,
-	void *payload);
+	const char *new_name);
 
 /**
  * Retrieve the update FETCH_HEAD setting.
@@ -616,8 +615,6 @@ GIT_EXTERN(int) git_remote_is_valid_name(const char *remote_name);
 * All remote-tracking branches and configuration settings
 * for the remote will be removed.
 *
-* once deleted, the passed remote object will be freed and invalidated.
-*
 * @param remote A valid remote
 * @return 0 on success, or an error code.
 */
diff --git a/include/git2/version.h b/include/git2/version.h
index c4c5e8e..5bda427 100644
--- a/include/git2/version.h
+++ b/include/git2/version.h
@@ -7,9 +7,11 @@
 #ifndef INCLUDE_git_version_h__
 #define INCLUDE_git_version_h__
 
-#define LIBGIT2_VERSION "0.20.0"
+#define LIBGIT2_VERSION "0.21.0"
 #define LIBGIT2_VER_MAJOR 0
-#define LIBGIT2_VER_MINOR 20
+#define LIBGIT2_VER_MINOR 21
 #define LIBGIT2_VER_REVISION 0
 
+#define LIBGIT2_SOVERSION 21
+
 #endif
diff --git a/src/global.c b/src/global.c
index 7da3185..03a4bce 100644
--- a/src/global.c
+++ b/src/global.c
@@ -16,6 +16,12 @@ git_mutex git__mwindow_mutex;
 
 #define MAX_SHUTDOWN_CB 8
 
+#ifdef GIT_SSL
+# include <openssl/ssl.h>
+SSL_CTX *git__ssl_ctx;
+static git_mutex *openssl_locks;
+#endif
+
 static git_global_shutdown_fn git__shutdown_callbacks[MAX_SHUTDOWN_CB];
 static git_atomic git__n_shutdown_callbacks;
 static git_atomic git__n_inits;
@@ -39,6 +45,62 @@ static void git__shutdown(void)
 
 }
 
+#if defined(GIT_THREADS) && defined(GIT_SSL)
+void openssl_locking_function(int mode, int n, const char *file, int line)
+{
+	int lock;
+
+	GIT_UNUSED(file);
+	GIT_UNUSED(line);
+
+	lock = mode & CRYPTO_LOCK;
+
+	if (lock) {
+		git_mutex_lock(&openssl_locks[n]);
+	} else {
+		git_mutex_unlock(&openssl_locks[n]);
+	}
+}
+#endif
+
+
+static void init_ssl(void)
+{
+#ifdef GIT_SSL
+	SSL_load_error_strings();
+	OpenSSL_add_ssl_algorithms();
+	git__ssl_ctx = SSL_CTX_new(SSLv23_method());
+	SSL_CTX_set_mode(git__ssl_ctx, SSL_MODE_AUTO_RETRY);
+	SSL_CTX_set_verify(git__ssl_ctx, SSL_VERIFY_NONE, NULL);
+	if (!SSL_CTX_set_default_verify_paths(git__ssl_ctx)) {
+		SSL_CTX_free(git__ssl_ctx);
+		git__ssl_ctx = NULL;
+	}
+
+# ifdef GIT_THREADS
+	{
+		int num_locks, i;
+
+		num_locks = CRYPTO_num_locks();
+		openssl_locks = git__calloc(num_locks, sizeof(git_mutex));
+		if (openssl_locks == NULL) {
+			SSL_CTX_free(git__ssl_ctx);
+			git__ssl_ctx = NULL;
+		}
+
+		for (i = 0; i < num_locks; i++) {
+			if (git_mutex_init(&openssl_locks[i]) != 0) {
+				SSL_CTX_free(git__ssl_ctx);
+				git__ssl_ctx = NULL;
+			}
+		}
+
+		CRYPTO_set_locking_callback(openssl_locking_function);
+	}
+# endif
+#endif
+}
+
 /**
  * Handle the global state with TLS
  *
@@ -78,7 +140,7 @@ static void git__shutdown(void)
 static DWORD _tls_index;
 static volatile LONG _mutex = 0;
 
-static int synchronized_threads_init()
+static int synchronized_threads_init(void)
 {
 	int error;
 
@@ -112,7 +174,7 @@ int git_threads_init(void)
 	return error;
 }
 
-static void synchronized_threads_shutdown()
+static void synchronized_threads_shutdown(void)
 {
 	/* Shut down any subsystems that have global state */
 	git__shutdown();
@@ -168,10 +230,14 @@ static void init_once(void)
 		return;
 	pthread_key_create(&_tls_key, &cb__free_status);
 
+
 	/* Initialize any other subsystems that have global state */
 	if ((init_error = git_hash_global_init()) >= 0)
 		init_error = git_sysdir_global_init();
 
+	/* OpenSSL needs to be initialized from the main thread */
+	init_ssl();
+
 	GIT_MEMORY_BARRIER;
 }
 
@@ -225,6 +291,7 @@ static git_global_st __state;
 
 int git_threads_init(void)
 {
+	init_ssl();
 	git_atomic_inc(&git__n_inits);
 	return 0;
 }
diff --git a/src/global.h b/src/global.h
index 7782503..745df3e 100644
--- a/src/global.h
+++ b/src/global.h
@@ -15,6 +15,11 @@ typedef struct {
 	git_error error_t;
 } git_global_st;
 
+#ifdef GIT_SSL
+# include <openssl/ssl.h>
+extern SSL_CTX *git__ssl_ctx;
+#endif
+
 git_global_st *git__global_state(void);
 
 extern git_mutex git__mwindow_mutex;
diff --git a/src/netops.c b/src/netops.c
index a0193a0..965e477 100644
--- a/src/netops.c
+++ b/src/netops.c
@@ -33,6 +33,7 @@
 #include "posix.h"
 #include "buffer.h"
 #include "http_parser.h"
+#include "global.h"
 
 #ifdef GIT_WIN32
 static void net_set_error(const char *str)
@@ -157,7 +158,7 @@ void gitno_buffer_setup_callback(
 void gitno_buffer_setup(gitno_socket *socket, gitno_buffer *buf, char *data, size_t len)
 {
 #ifdef GIT_SSL
-	if (socket->ssl.ctx) {
+	if (socket->ssl.ssl) {
 		gitno_buffer_setup_callback(socket, buf, data, len, gitno__recv_ssl, NULL);
 		return;
 	}
@@ -202,7 +203,6 @@ static int gitno_ssl_teardown(gitno_ssl *ssl)
 		ret = 0;
 
 	SSL_free(ssl->ssl);
-	SSL_CTX_free(ssl->ctx);
 	return ret;
 }
 
@@ -390,18 +390,12 @@ static int ssl_setup(gitno_socket *socket, const char *host, int flags)
 {
 	int ret;
 
-	SSL_library_init();
-	SSL_load_error_strings();
-	socket->ssl.ctx = SSL_CTX_new(SSLv23_method());
-	if (socket->ssl.ctx == NULL)
-		return ssl_set_error(&socket->ssl, 0);
-
-	SSL_CTX_set_mode(socket->ssl.ctx, SSL_MODE_AUTO_RETRY);
-	SSL_CTX_set_verify(socket->ssl.ctx, SSL_VERIFY_NONE, NULL);
-	if (!SSL_CTX_set_default_verify_paths(socket->ssl.ctx))
-		return ssl_set_error(&socket->ssl, 0);
+	if (git__ssl_ctx == NULL) {
+		giterr_set(GITERR_NET, "OpenSSL initialization failed");
+		return -1;
+	}
 
-	socket->ssl.ssl = SSL_new(socket->ssl.ctx);
+	socket->ssl.ssl = SSL_new(git__ssl_ctx);
 	if (socket->ssl.ssl == NULL)
 		return ssl_set_error(&socket->ssl, 0);
 
@@ -538,7 +532,7 @@ int gitno_send(gitno_socket *socket, const char *msg, size_t len, int flags)
 	size_t off = 0;
 
 #ifdef GIT_SSL
-	if (socket->ssl.ctx)
+	if (socket->ssl.ssl)
 		return gitno_send_ssl(&socket->ssl, msg, len, flags);
 #endif
 
@@ -559,7 +553,7 @@ int gitno_send(gitno_socket *socket, const char *msg, size_t len, int flags)
 int gitno_close(gitno_socket *s)
 {
 #ifdef GIT_SSL
-	if (s->ssl.ctx &&
+	if (s->ssl.ssl &&
 		gitno_ssl_teardown(&s->ssl) < 0)
 		return -1;
 #endif
diff --git a/src/netops.h b/src/netops.h
index 8e3a252..dfb4ab7 100644
--- a/src/netops.h
+++ b/src/netops.h
@@ -16,7 +16,6 @@
 
 struct gitno_ssl {
 #ifdef GIT_SSL
-	SSL_CTX *ctx;
 	SSL *ssl;
 #else
 	size_t dummy;
diff --git a/src/pack-objects.c b/src/pack-objects.c
index 3d3330a..0040a82 100644
--- a/src/pack-objects.c
+++ b/src/pack-objects.c
@@ -1209,7 +1209,7 @@ static int ll_find_deltas(git_packbuilder *pb, git_pobject **list,
 		git_mutex_unlock(&target->mutex);
 
 		if (!sub_size) {
-			git_thread_join(target->thread, NULL);
+			git_thread_join(&target->thread, NULL);
 			git_cond_free(&target->cond);
 			git_mutex_free(&target->mutex);
 			active_threads--;
diff --git a/src/remote.c b/src/remote.c
index 0c82433..47b61b1 100644
--- a/src/remote.c
+++ b/src/remote.c
@@ -1359,19 +1359,24 @@ static int update_branch_remote_config_entry(
 }
 
 static int rename_one_remote_reference(
-	git_reference *reference,
+	git_reference *reference_in,
 	const char *old_remote_name,
 	const char *new_remote_name)
 {
 	int error;
+	git_reference *ref = NULL, *dummy = NULL;
+	git_buf namespace = GIT_BUF_INIT, old_namespace = GIT_BUF_INIT;
 	git_buf new_name = GIT_BUF_INIT;
 	git_buf log_message = GIT_BUF_INIT;
+	size_t pfx_len;
+	const char *target;
 
-	if ((error = git_buf_printf(
-					&new_name,
-					GIT_REFS_REMOTES_DIR "%s%s",
-					new_remote_name,
-					reference->name + strlen(GIT_REFS_REMOTES_DIR) + strlen(old_remote_name))) < 0)
+	if ((error = git_buf_printf(&namespace, GIT_REFS_REMOTES_DIR "%s/", new_remote_name)) < 0)
+		return error;
+
+	pfx_len = strlen(GIT_REFS_REMOTES_DIR) + strlen(old_remote_name) + 1;
+	git_buf_puts(&new_name, namespace.ptr);
+	if ((error = git_buf_puts(&new_name, git_reference_name(reference_in) + pfx_len)) < 0)
 		goto cleanup;
 
 	if ((error = git_buf_printf(&log_message,
@@ -1379,12 +1384,36 @@ static int rename_one_remote_reference(
 					old_remote_name, new_remote_name)) < 0)
 		goto cleanup;
 
-	error = git_reference_rename(
-		NULL, reference, git_buf_cstr(&new_name), 0,
-		NULL, git_buf_cstr(&log_message));
-	git_reference_free(reference);
+	if ((error = git_reference_rename(&ref, reference_in, git_buf_cstr(&new_name), 1,
+					  NULL, git_buf_cstr(&log_message))) < 0)
+		goto cleanup;
+
+	if (git_reference_type(ref) != GIT_REF_SYMBOLIC)
+		goto cleanup;
+
+	/* Handle refs like origin/HEAD -> origin/master */
+	target = git_reference_symbolic_target(ref);
+	if ((error = git_buf_printf(&old_namespace, GIT_REFS_REMOTES_DIR "%s/", old_remote_name)) < 0)
+		goto cleanup;
+
+	if (git__prefixcmp(target, old_namespace.ptr))
+		goto cleanup;
+
+	git_buf_clear(&new_name);
+	git_buf_puts(&new_name, namespace.ptr);
+	if ((error = git_buf_puts(&new_name, target + pfx_len)) < 0)
+		goto cleanup;
+
+	error = git_reference_symbolic_set_target(&dummy, ref, git_buf_cstr(&new_name),
+						  NULL, git_buf_cstr(&log_message));
+
+	git_reference_free(dummy);
 
 cleanup:
+	git_reference_free(reference_in);
+	git_reference_free(ref);
+	git_buf_free(&namespace);
+	git_buf_free(&old_namespace);
 	git_buf_free(&new_name);
 	git_buf_free(&log_message);
 	return error;
@@ -1396,18 +1425,20 @@ static int rename_remote_references(
 	const char *new_name)
 {
 	int error;
+	git_buf buf = GIT_BUF_INIT;
 	git_reference *ref;
 	git_reference_iterator *iter;
 
-	if ((error = git_reference_iterator_new(&iter, repo)) < 0)
+	if ((error = git_buf_printf(&buf, GIT_REFS_REMOTES_DIR "%s/*", old_name)) < 0)
 		return error;
 
-	while ((error = git_reference_next(&ref, iter)) == 0) {
-		if (git__prefixcmp(ref->name, GIT_REFS_REMOTES_DIR)) {
-			git_reference_free(ref);
-			continue;
-		}
+	error = git_reference_iterator_glob_new(&iter, repo, git_buf_cstr(&buf));
+	git_buf_free(&buf);
+
+	if (error < 0)
+		return error;
 
+	while ((error = git_reference_next(&ref, iter)) == 0) {
 		if ((error = rename_one_remote_reference(ref, old_name, new_name)) < 0)
 			break;
 	}
@@ -1417,11 +1448,7 @@ static int rename_remote_references(
 	return (error == GIT_ITEROVER) ? 0 : error;
 }
 
-static int rename_fetch_refspecs(
-	git_remote *remote,
-	const char *new_name,
-	int (*callback)(const char *problematic_refspec, void *payload),
-	void *payload)
+static int rename_fetch_refspecs(git_vector *problems, git_remote *remote, const char *new_name)
 {
 	git_config *config;
 	git_buf base = GIT_BUF_INIT, var = GIT_BUF_INIT, val = GIT_BUF_INIT;
@@ -1432,6 +1459,9 @@ static int rename_fetch_refspecs(
 	if ((error = git_repository_config__weakptr(&config, remote->repo)) < 0)
 		return error;
 
+	if ((error = git_vector_init(problems, 1, NULL)) < 0)
+		return error;
+
 	if ((error = git_buf_printf(
 			&base, "+refs/heads/*:refs/remotes/%s/*", remote->name)) < 0)
 		return error;
@@ -1440,15 +1470,15 @@ static int rename_fetch_refspecs(
 		if (spec->push)
 			continue;
 
-		/* Every refspec is a problem refspec for an anonymous remote, OR */
 		/* Does the dst part of the refspec follow the expected format? */
-		if (!remote->name ||
-			strcmp(git_buf_cstr(&base), spec->string)) {
+		if (strcmp(git_buf_cstr(&base), spec->string)) {
+			char *dup;
 
-			if ((error = callback(spec->string, payload)) != 0) {
-				giterr_set_after_callback(error);
+			dup = git__strdup(spec->string);
+			GITERR_CHECK_ALLOC(dup);
+
+			if ((error = git_vector_insert(problems, dup)) < 0)
 				break;
-			}
 
 			continue;
 		}
@@ -1474,18 +1504,25 @@ static int rename_fetch_refspecs(
 	git_buf_free(&base);
 	git_buf_free(&var);
 	git_buf_free(&val);
+
+	if (error < 0) {
+		char *str;
+		git_vector_foreach(problems, i, str)
+			git__free(str);
+
+		git_vector_free(problems);
+	}
+
 	return error;
 }
 
-int git_remote_rename(
-	git_remote *remote,
-	const char *new_name,
-	git_remote_rename_problem_cb callback,
-	void *payload)
+int git_remote_rename(git_strarray *out, git_remote *remote, const char *new_name)
 {
 	int error;
+	git_vector problem_refspecs;
+	char *tmp, *dup;
 
-	assert(remote && new_name);
+	assert(out && remote && new_name);
 
 	if (!remote->name) {
 		giterr_set(GITERR_INVALID, "Can't rename an anonymous remote.");
@@ -1495,54 +1532,30 @@ int git_remote_rename(
 	if ((error = ensure_remote_name_is_valid(new_name)) < 0)
 		return error;
 
-	if (remote->repo) {
-		if ((error = ensure_remote_doesnot_exist(remote->repo, new_name)) < 0)
-			return error;
+	if ((error = ensure_remote_doesnot_exist(remote->repo, new_name)) < 0)
+		return error;
 
-		if (!remote->name) {
-			if ((error = rename_fetch_refspecs(
-				remote,
-				new_name,
-				callback,
-				payload)) < 0)
-					return error;
+	if ((error = rename_remote_config_section(remote->repo, remote->name, new_name)) < 0)
+		return error;
 
-			remote->name = git__strdup(new_name);
-			GITERR_CHECK_ALLOC(remote->name);
+	if ((error = update_branch_remote_config_entry(remote->repo, remote->name, new_name)) < 0)
+		return error;
 
-			return git_remote_save(remote);
-		}
+	if ((error = rename_remote_references(remote->repo, remote->name, new_name)) < 0)
+		return error;
 
-		if ((error = rename_remote_config_section(
-			remote->repo,
-			remote->name,
-			new_name)) < 0)
-				return error;
-
-		if ((error = update_branch_remote_config_entry(
-			remote->repo,
-			remote->name,
-			new_name)) < 0)
-				return error;
-
-		if ((error = rename_remote_references(
-			remote->repo,
-			remote->name,
-			new_name)) < 0)
-				return error;
-
-		if ((error = rename_fetch_refspecs(
-			remote,
-			new_name,
-			callback,
-			payload)) < 0)
-				return error;
-	}
+	if ((error = rename_fetch_refspecs(&problem_refspecs, remote, new_name)) < 0)
+		return error;
 
-	git__free(remote->name);
+	out->count = problem_refspecs.length;
+	out->strings = (char **) problem_refspecs.contents;
 
-	remote->name = git__strdup(new_name);
-	GITERR_CHECK_ALLOC(remote->name);
+	dup = git__strdup(new_name);
+	GITERR_CHECK_ALLOC(dup);
+
+	tmp = remote->name;
+	remote->name = dup;
+	git__free(tmp);
 
 	return 0;
 }
@@ -1908,8 +1921,6 @@ int git_remote_delete(git_remote *remote)
 		repo, git_remote_name(remote), NULL)) < 0)
 		return error;
 
-	git_remote_free(remote);
-
 	return 0;
 }
 
diff --git a/src/revwalk.c b/src/revwalk.c
index 7aedd1f..530c970 100644
--- a/src/revwalk.c
+++ b/src/revwalk.c
@@ -48,7 +48,7 @@ static int mark_uninteresting(git_revwalk *walk, git_commit_list_node *commit)
 
 	assert(commit);
 
-	git_array_alloc(pending);
+	git_array_init_to_size(pending, 2);
 	GITERR_CHECK_ARRAY(pending);
 
 	do {
@@ -67,7 +67,7 @@ static int mark_uninteresting(git_revwalk *walk, git_commit_list_node *commit)
 		tmp = git_array_pop(pending);
 		commit = tmp ? *tmp : NULL;
 
-	} while (git_array_size(pending) > 0);
+	} while (commit != NULL);
 
 	git_array_clear(pending);
 
diff --git a/src/thread-utils.h b/src/thread-utils.h
index 50d8610..daec14e 100644
--- a/src/thread-utils.h
+++ b/src/thread-utils.h
@@ -40,12 +40,18 @@ typedef git_atomic git_atomic_ssize;
 
 #ifdef GIT_THREADS
 
-#define git_thread pthread_t
-#define git_thread_create(thread, attr, start_routine, arg) \
-	pthread_create(thread, attr, start_routine, arg)
-#define git_thread_kill(thread) pthread_cancel(thread)
-#define git_thread_exit(status)	pthread_exit(status)
-#define git_thread_join(id, status) pthread_join(id, status)
+#if !defined(GIT_WIN32)
+
+typedef struct {
+	pthread_t thread;
+} git_thread;
+
+#define git_thread_create(git_thread_ptr, attr, start_routine, arg) \
+	pthread_create(&(git_thread_ptr)->thread, attr, start_routine, arg)
+#define git_thread_join(git_thread_ptr, status) \
+	pthread_join((git_thread_ptr)->thread, status)
+
+#endif
 
 #if defined(GIT_WIN32)
 #define git_thread_yield() Sleep(0)
@@ -179,8 +185,6 @@ GIT_INLINE(int64_t) git_atomic64_add(git_atomic64 *a, int64_t addend)
 
 #define git_thread unsigned int
 #define git_thread_create(thread, attr, start_routine, arg) 0
-#define git_thread_kill(thread) (void)0
-#define git_thread_exit(status) (void)0
 #define git_thread_join(id, status) (void)0
 #define git_thread_yield() (void)0
 
diff --git a/src/transports/http.c b/src/transports/http.c
index a7eff73..ae608ab 100644
--- a/src/transports/http.c
+++ b/src/transports/http.c
@@ -260,7 +260,7 @@ static int on_headers_complete(http_parser *parser)
 
 	if (parser->status_code == 401 &&
 	    get_verb == s->verb) {
-		if (!t->owner->cred_acquire_payload) {
+		if (!t->owner->cred_acquire_cb) {
 			no_callback = 1;
 		} else {
 			int allowed_types = 0;
diff --git a/src/tree.c b/src/tree.c
index 94f779e..b64efe4 100644
--- a/src/tree.c
+++ b/src/tree.c
@@ -460,7 +460,7 @@ static int append_entry(
 	git_oid_cpy(&entry->oid, id);
 	entry->attr = (uint16_t)filemode;
 
-	if (git_vector_insert(&bld->entries, entry) < 0) {
+	if (git_vector_insert_sorted(&bld->entries, entry, NULL) < 0) {
 		git__free(entry);
 		return -1;
 	}
@@ -671,7 +671,7 @@ int git_treebuilder_insert(
 		entry = alloc_entry(filename);
 		GITERR_CHECK_ALLOC(entry);
 
-		if (git_vector_insert(&bld->entries, entry) < 0) {
+		if (git_vector_insert_sorted(&bld->entries, entry, NULL) < 0) {
 			git__free(entry);
 			return -1;
 		}
diff --git a/src/win32/pthread.c b/src/win32/pthread.c
index db89274..ec45ecb 100644
--- a/src/win32/pthread.c
+++ b/src/win32/pthread.c
@@ -8,32 +8,64 @@
 #include "pthread.h"
 #include "../global.h"
 
-int pthread_create(
-	pthread_t *GIT_RESTRICT thread,
+#define CLEAN_THREAD_EXIT 0x6F012842
+
+/* The thread procedure stub used to invoke the caller's procedure
+ * and capture the return value for later collection. Windows will
+ * only hold a DWORD, but we need to be able to store an entire
+ * void pointer. This requires the indirection. */
+static DWORD WINAPI git_win32__threadproc(LPVOID lpParameter)
+{
+	git_win32_thread *thread = lpParameter;
+
+	thread->result = thread->proc(thread->param);
+
+	return CLEAN_THREAD_EXIT;
+}
+
+int git_win32__thread_create(
+	git_win32_thread *GIT_RESTRICT thread,
 	const pthread_attr_t *GIT_RESTRICT attr,
 	void *(*start_routine)(void*),
 	void *GIT_RESTRICT arg)
 {
 	GIT_UNUSED(attr);
-	*thread = CreateThread(
-		NULL, 0, (LPTHREAD_START_ROUTINE)start_routine, arg, 0, NULL);
-	return *thread ? 0 : -1;
+
+	thread->result = NULL;
+	thread->param = arg;
+	thread->proc = start_routine;
+	thread->thread = CreateThread(
+		NULL, 0, git_win32__threadproc, thread, 0, NULL);
+
+	return thread->thread ? 0 : -1;
 }
 
-int pthread_join(pthread_t thread, void **value_ptr)
+int git_win32__thread_join(
+	git_win32_thread *thread,
+	void **value_ptr)
 {
-	DWORD ret = WaitForSingleObject(thread, INFINITE);
+	DWORD exit;
+
+	if (WaitForSingleObject(thread->thread, INFINITE) != WAIT_OBJECT_0)
+		return -1;
+
+	if (!GetExitCodeThread(thread->thread, &exit)) {
+		CloseHandle(thread->thread);
+		return -1;
+	}
 
-	if (ret == WAIT_OBJECT_0) {
-		if (value_ptr != NULL) {
-			*value_ptr = NULL;
-			GetExitCodeThread(thread, (void *)value_ptr);
-		}
-		CloseHandle(thread);
-		return 0;
+	/* Check for the thread having exited uncleanly. If exit was unclean,
+	 * then we don't have a return value to give back to the caller. */
+	if (exit != CLEAN_THREAD_EXIT) {
+		assert(false);
+		thread->result = NULL;
 	}
 
-	return -1;
+	if (value_ptr)
+		*value_ptr = thread->result;
+
+	CloseHandle(thread->thread);
+	return 0;
 }
 
 int pthread_mutex_init(
@@ -144,9 +176,6 @@ int pthread_num_processors_np(void)
 	return n ? n : 1;
 }
 
-
-static HINSTANCE win32_kernel32_dll;
-
 typedef void (WINAPI *win32_srwlock_fn)(GIT_SRWLOCK *);
 
 static win32_srwlock_fn win32_srwlock_initialize;
@@ -159,7 +188,7 @@ int pthread_rwlock_init(
 	pthread_rwlock_t *GIT_RESTRICT lock,
 	const pthread_rwlockattr_t *GIT_RESTRICT attr)
 {
-	(void)attr;
+	GIT_UNUSED(attr);
 
 	if (win32_srwlock_initialize)
 		win32_srwlock_initialize(&lock->native.srwl);
@@ -217,38 +246,22 @@ int pthread_rwlock_destroy(pthread_rwlock_t *lock)
 	return 0;
 }
 
-
-static void win32_pthread_shutdown(void)
-{
-	if (win32_kernel32_dll) {
-		FreeLibrary(win32_kernel32_dll);
-		win32_kernel32_dll = NULL;
-	}
-}
-
 int win32_pthread_initialize(void)
 {
-	if (win32_kernel32_dll)
-		return 0;
-
-	win32_kernel32_dll = LoadLibrary("Kernel32.dll");
-	if (!win32_kernel32_dll) {
-		giterr_set(GITERR_OS, "Could not load Kernel32.dll!");
-		return -1;
+	HMODULE hModule = GetModuleHandleW(L"kernel32");
+
+	if (hModule) {
+		win32_srwlock_initialize = (win32_srwlock_fn)
+			GetProcAddress(hModule, "InitializeSRWLock");
+		win32_srwlock_acquire_shared = (win32_srwlock_fn)
+			GetProcAddress(hModule, "AcquireSRWLockShared");
+		win32_srwlock_release_shared = (win32_srwlock_fn)
+			GetProcAddress(hModule, "ReleaseSRWLockShared");
+		win32_srwlock_acquire_exclusive = (win32_srwlock_fn)
+			GetProcAddress(hModule, "AcquireSRWLockExclusive");
+		win32_srwlock_release_exclusive = (win32_srwlock_fn)
+			GetProcAddress(hModule, "ReleaseSRWLockExclusive");
 	}
 
-	win32_srwlock_initialize = (win32_srwlock_fn)
-		GetProcAddress(win32_kernel32_dll, "InitializeSRWLock");
-	win32_srwlock_acquire_shared = (win32_srwlock_fn)
-		GetProcAddress(win32_kernel32_dll, "AcquireSRWLockShared");
-	win32_srwlock_release_shared = (win32_srwlock_fn)
-		GetProcAddress(win32_kernel32_dll, "ReleaseSRWLockShared");
-	win32_srwlock_acquire_exclusive = (win32_srwlock_fn)
-		GetProcAddress(win32_kernel32_dll, "AcquireSRWLockExclusive");
-	win32_srwlock_release_exclusive = (win32_srwlock_fn)
-		GetProcAddress(win32_kernel32_dll, "ReleaseSRWLockExclusive");
-
-	git__on_shutdown(win32_pthread_shutdown);
-
 	return 0;
 }
diff --git a/src/win32/pthread.h b/src/win32/pthread.h
index af5b121..e4826ca 100644
--- a/src/win32/pthread.h
+++ b/src/win32/pthread.h
@@ -16,13 +16,19 @@
 #	define GIT_RESTRICT __restrict__
 #endif
 
+typedef struct {
+	HANDLE thread;
+	void *(*proc)(void *);
+	void *param;
+	void *result;
+} git_win32_thread;
+
 typedef int pthread_mutexattr_t;
 typedef int pthread_condattr_t;
 typedef int pthread_attr_t;
 typedef int pthread_rwlockattr_t;
 
 typedef CRITICAL_SECTION pthread_mutex_t;
-typedef HANDLE pthread_t;
 typedef HANDLE pthread_cond_t;
 
 typedef struct { void *Ptr; } GIT_SRWLOCK;
@@ -36,13 +42,26 @@ typedef struct {
 
 #define PTHREAD_MUTEX_INITIALIZER  {(void*)-1}
 
-int pthread_create(
-	pthread_t *GIT_RESTRICT thread,
-	const pthread_attr_t *GIT_RESTRICT attr,
-	void *(*start_routine)(void*),
-	void *GIT_RESTRICT arg);
+int git_win32__thread_create(
+	git_win32_thread *GIT_RESTRICT,
+	const pthread_attr_t *GIT_RESTRICT,
+	void *(*) (void *),
+	void *GIT_RESTRICT);
+
+int git_win32__thread_join(
+	git_win32_thread *,
+	void **);
+
+#ifdef GIT_THREADS
 
-int pthread_join(pthread_t, void **);
+typedef git_win32_thread git_thread;
+
+#define git_thread_create(git_thread_ptr, attr, start_routine, arg) \
+	git_win32__thread_create(git_thread_ptr, attr, start_routine, arg)
+#define git_thread_join(git_thread_ptr, status) \
+	git_win32__thread_join(git_thread_ptr, status)
+
+#endif
 
 int pthread_mutex_init(
 	pthread_mutex_t *GIT_RESTRICT mutex,
diff --git a/tests/network/remote/delete.c b/tests/network/remote/delete.c
index db55b07..664f47a 100644
--- a/tests/network/remote/delete.c
+++ b/tests/network/remote/delete.c
@@ -15,6 +15,7 @@ void test_network_remote_delete__initialize(void)
 
 void test_network_remote_delete__cleanup(void)
 {
+	git_remote_free(_remote);
 	cl_git_sandbox_cleanup();
 }
 
@@ -27,7 +28,6 @@ void test_network_remote_delete__cannot_delete_an_anonymous_remote(void)
 	cl_git_fail(git_remote_delete(remote));
 
 	git_remote_free(remote);
-	git_remote_free(_remote);
 }
 
 void test_network_remote_delete__remove_remote_tracking_branches(void)
diff --git a/tests/network/remote/rename.c b/tests/network/remote/rename.c
index 4d86284..1b819a4 100644
--- a/tests/network/remote/rename.c
+++ b/tests/network/remote/rename.c
@@ -33,10 +33,14 @@ static int dont_call_me_cb(const char *fetch_refspec, void *payload)
 
 void test_network_remote_rename__renaming_a_remote_moves_related_configuration_section(void)
 {
+	git_strarray problems = {0};
+
 	assert_config_entry_existence(_repo, "remote.test.fetch", true);
 	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", false);
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	assert_config_entry_existence(_repo, "remote.test.fetch", false);
 	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", true);
@@ -44,16 +48,24 @@ void test_network_remote_rename__renaming_a_remote_moves_related_configuration_s
 
 void test_network_remote_rename__renaming_a_remote_updates_branch_related_configuration_entries(void)
 {
+	git_strarray problems = {0};
+
 	assert_config_entry_value(_repo, "branch.master.remote", "test");
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	assert_config_entry_value(_repo, "branch.master.remote", "just/renamed");
 }
 
 void test_network_remote_rename__renaming_a_remote_updates_default_fetchrefspec(void)
 {
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	git_strarray problems = {0};
+
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	assert_config_entry_value(_repo, "remote.just/renamed.fetch", "+refs/heads/*:refs/remotes/just/renamed/*");
 }
@@ -61,6 +73,7 @@ void test_network_remote_rename__renaming_a_remote_updates_default_fetchrefspec(
 void test_network_remote_rename__renaming_a_remote_without_a_fetchrefspec_doesnt_create_one(void)
 {
 	git_config *config;
+	git_strarray problems = {0};
 
 	git_remote_free(_remote);
 	cl_git_pass(git_repository_config__weakptr(&config, _repo));
@@ -70,70 +83,64 @@ void test_network_remote_rename__renaming_a_remote_without_a_fetchrefspec_doesnt
 
 	assert_config_entry_existence(_repo, "remote.test.fetch", false);
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	assert_config_entry_existence(_repo, "remote.just/renamed.fetch", false);
 }
 
-static int ensure_refspecs(const char* refspec_name, void *payload)
-{
-	int i = 0;
-	bool found = false;
-	const char ** exp = (const char **)payload;
-
-	while (exp[i]) {
-		if (strcmp(exp[i++], refspec_name))
-			continue;
-
-		found = true;
-		break;
-	}
-
-	cl_assert(found);
-
-	return 0;
-}
-
 void test_network_remote_rename__renaming_a_remote_notifies_of_non_default_fetchrefspec(void)
 {
 	git_config *config;
 
-	char *expected_refspecs[] = {
-		"+refs/*:refs/*",
-		NULL
-	};
+	git_strarray problems = {0};
 
 	git_remote_free(_remote);
 	cl_git_pass(git_repository_config__weakptr(&config, _repo));
 	cl_git_pass(git_config_set_string(config, "remote.test.fetch", "+refs/*:refs/*"));
 	cl_git_pass(git_remote_load(&_remote, _repo, "test"));
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", ensure_refspecs, &expected_refspecs));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(1, problems.count);
+	cl_assert_equal_s("+refs/*:refs/*", problems.strings[0]);
+	git_strarray_free(&problems);
 
 	assert_config_entry_value(_repo, "remote.just/renamed.fetch", "+refs/*:refs/*");
+
+	git_strarray_free(&problems);
 }
 
 void test_network_remote_rename__new_name_can_contain_dots(void)
 {
-	cl_git_pass(git_remote_rename(_remote, "just.renamed", dont_call_me_cb, NULL));
+	git_strarray problems = {0};
+
+	cl_git_pass(git_remote_rename(&problems, _remote, "just.renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 	cl_assert_equal_s("just.renamed", git_remote_name(_remote));
 }
 
 void test_network_remote_rename__new_name_must_conform_to_reference_naming_conventions(void)
 {
+	git_strarray problems = {0};
+
 	cl_assert_equal_i(
 		GIT_EINVALIDSPEC,
-		git_remote_rename(_remote, "new@{name", dont_call_me_cb, NULL));
+		git_remote_rename(&problems, _remote, "new@{name"));
 }
 
 void test_network_remote_rename__renamed_name_is_persisted(void)
 {
 	git_remote *renamed;
 	git_repository *another_repo;
+	git_strarray problems = {0};
 
 	cl_git_fail(git_remote_load(&renamed, _repo, "just/renamed"));
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	cl_git_pass(git_repository_open(&another_repo, "testrepo.git"));
 	cl_git_pass(git_remote_load(&renamed, _repo, "just/renamed"));
@@ -144,19 +151,24 @@ void test_network_remote_rename__renamed_name_is_persisted(void)
 
 void test_network_remote_rename__cannot_overwrite_an_existing_remote(void)
 {
-	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(_remote, "test", dont_call_me_cb, NULL));
-	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(_remote, "test_with_pushurl", dont_call_me_cb, NULL));
+	git_strarray problems = {0};
+
+	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(&problems, _remote, "test"));
+	cl_assert_equal_i(GIT_EEXISTS, git_remote_rename(&problems, _remote, "test_with_pushurl"));
 }
 
 void test_network_remote_rename__renaming_a_remote_moves_the_underlying_reference(void)
 {
 	git_reference *underlying;
+	git_strarray problems = {0};
 
 	cl_assert_equal_i(GIT_ENOTFOUND, git_reference_lookup(&underlying, _repo, "refs/remotes/just/renamed"));
 	cl_git_pass(git_reference_lookup(&underlying, _repo, "refs/remotes/test/master"));
 	git_reference_free(underlying);
 
-	cl_git_pass(git_remote_rename(_remote, "just/renamed", dont_call_me_cb, NULL));
+	cl_git_pass(git_remote_rename(&problems, _remote, "just/renamed"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 
 	cl_assert_equal_i(GIT_ENOTFOUND, git_reference_lookup(&underlying, _repo, "refs/remotes/test/master"));
 	cl_git_pass(git_reference_lookup(&underlying, _repo, "refs/remotes/just/renamed/master"));
@@ -166,9 +178,91 @@ void test_network_remote_rename__renaming_a_remote_moves_the_underlying_referenc
 void test_network_remote_rename__cannot_rename_an_inmemory_remote(void)
 {
 	git_remote *remote;
+	git_strarray problems = {0};
 
 	cl_git_pass(git_remote_create_anonymous(&remote, _repo, "file:///blah", NULL));
-	cl_git_fail(git_remote_rename(remote, "newname", NULL, NULL));
+	cl_git_fail(git_remote_rename(&problems, remote, "newname"));
 
+	git_strarray_free(&problems);
 	git_remote_free(remote);
 }
+
+void test_network_remote_rename__overwrite_ref_in_target(void)
+{
+	git_oid id;
+	char idstr[GIT_OID_HEXSZ + 1] = {0};
+	git_remote *remote;
+	git_reference *ref;
+	git_branch_t btype;
+	git_branch_iterator *iter;
+	git_strarray problems = {0};
+
+	cl_git_pass(git_oid_fromstr(&id, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750"));
+	cl_git_pass(git_reference_create(&ref, _repo, "refs/remotes/renamed/master", &id, 1, NULL, NULL));
+	git_reference_free(ref);
+
+	cl_git_pass(git_remote_load(&remote, _repo, "test"));
+	cl_git_pass(git_remote_rename(&problems, remote, "renamed"));
+	git_remote_free(remote);
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
+
+	/* make sure there's only one remote-tracking branch */
+	cl_git_pass(git_branch_iterator_new(&iter, _repo, GIT_BRANCH_REMOTE));
+	cl_git_pass(git_branch_next(&ref, &btype, iter));
+	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_name(ref));
+	git_oid_fmt(idstr, git_reference_target(ref));
+	cl_assert_equal_s("be3563ae3f795b2b4353bcce3a527ad0a4f7f644", idstr);
+	git_reference_free(ref);
+
+	cl_git_fail_with(GIT_ITEROVER, git_branch_next(&ref, &btype, iter));
+	git_branch_iterator_free(iter);
+}
+
+void test_network_remote_rename__symref_head(void)
+{
+	int error;
+	git_remote *remote;
+	git_reference *ref;
+	git_branch_t btype;
+	git_branch_iterator *iter;
+	git_strarray problems = {0};
+	char idstr[GIT_OID_HEXSZ + 1] = {0};
+	git_vector refs;
+
+	cl_git_pass(git_reference_symbolic_create(&ref, _repo, "refs/remotes/test/HEAD", "refs/remotes/test/master", 0, NULL, NULL));
+	git_reference_free(ref);
+
+	cl_git_pass(git_remote_load(&remote, _repo, "test"));
+	cl_git_pass(git_remote_rename(&problems, remote, "renamed"));
+	git_remote_free(remote);
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
+
+	cl_git_pass(git_vector_init(&refs, 2, (git_vector_cmp) git_reference_cmp));
+	cl_git_pass(git_branch_iterator_new(&iter, _repo, GIT_BRANCH_REMOTE));
+
+	while ((error = git_branch_next(&ref, &btype, iter)) == 0) {
+		cl_git_pass(git_vector_insert(&refs, ref));
+	}
+	cl_assert_equal_i(GIT_ITEROVER, error);
+	git_vector_sort(&refs);
+
+	cl_assert_equal_i(2, refs.length);
+
+	ref = git_vector_get(&refs, 0);
+	cl_assert_equal_s("refs/remotes/renamed/HEAD", git_reference_name(ref));
+	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_symbolic_target(ref));
+	git_reference_free(ref);
+
+	ref = git_vector_get(&refs, 1);
+	cl_assert_equal_s("refs/remotes/renamed/master", git_reference_name(ref));
+	git_oid_fmt(idstr, git_reference_target(ref));
+	cl_assert_equal_s("be3563ae3f795b2b4353bcce3a527ad0a4f7f644", idstr);
+	git_reference_free(ref);
+
+	git_vector_free(&refs);
+
+	cl_git_fail_with(GIT_ITEROVER, git_branch_next(&ref, &btype, iter));
+	git_branch_iterator_free(iter);
+}
diff --git a/tests/object/cache.c b/tests/object/cache.c
index b927b25..bdf12da 100644
--- a/tests/object/cache.c
+++ b/tests/object/cache.c
@@ -229,7 +229,7 @@ void test_object_cache__threadmania(void)
 
 #ifdef GIT_THREADS
 		for (th = 0; th < THREADCOUNT; ++th) {
-			cl_git_pass(git_thread_join(t[th], &data));
+			cl_git_pass(git_thread_join(&t[th], &data));
 			cl_assert_equal_i(th, ((int *)data)[0]);
 			git__free(data);
 		}
@@ -276,7 +276,7 @@ void test_object_cache__fast_thread_rush(void)
 #ifdef GIT_THREADS
 		for (th = 0; th < THREADCOUNT*2; ++th) {
 			void *rval;
-			cl_git_pass(git_thread_join(t[th], &rval));
+			cl_git_pass(git_thread_join(&t[th], &rval));
 			cl_assert_equal_i(th, *((int *)rval));
 		}
 #endif
diff --git a/tests/online/clone.c b/tests/online/clone.c
index e269771..4f4312a 100644
--- a/tests/online/clone.c
+++ b/tests/online/clone.c
@@ -8,10 +8,9 @@
 
 #define LIVE_REPO_URL "http://github.com/libgit2/TestGitRepository"
 #define LIVE_EMPTYREPO_URL "http://github.com/libgit2/TestEmptyRepository"
-#define BB_REPO_URL "https://libgit2@bitbucket.org/libgit2/testgitrepository.git"
-#define BB_REPO_URL_WITH_PASS "https://libgit2:libgit2@bitbucket.org/libgit2/testgitrepository.git"
-#define BB_REPO_URL_WITH_WRONG_PASS "https://libgit2:wrong@bitbucket.org/libgit2/testgitrepository.git"
-#define ASSEMBLA_REPO_URL "https://libgit2:_Libgit2@git.assembla.com/libgit2-test-repos.git"
+#define BB_REPO_URL "https://libgit3@bitbucket.org/libgit2/testgitrepository.git"
+#define BB_REPO_URL_WITH_PASS "https://libgit3:libgit3@bitbucket.org/libgit2/testgitrepository.git"
+#define BB_REPO_URL_WITH_WRONG_PASS "https://libgit3:wrong@bitbucket.org/libgit2/testgitrepository.git"
 
 static git_repository *g_repo;
 static git_clone_options g_options;
@@ -194,6 +193,9 @@ void test_online_clone__clone_mirror(void)
 	git_remote_free(remote);
 	git_reference_free(head);
 	git_buf_free(&path);
+	git_repository_free(g_repo);
+	g_repo = NULL;
+
 	cl_fixture_cleanup("./foo.git");
 }
 
@@ -287,11 +289,6 @@ void test_online_clone__bitbucket_style(void)
 	cl_fixture_cleanup("./foo");
 }
 
-void test_online_clone__assembla_style(void)
-{
-	cl_git_pass(git_clone(&g_repo, ASSEMBLA_REPO_URL, "./foo", NULL));
-}
-
 static int cancel_at_half(const git_transfer_progress *stats, void *payload)
 {
 	GIT_UNUSED(payload);
diff --git a/tests/submodule/add.c b/tests/submodule/add.c
index af81713..9fdc7cc 100644
--- a/tests/submodule/add.c
+++ b/tests/submodule/add.c
@@ -68,13 +68,16 @@ void test_submodule_add__url_relative(void)
 {
 	git_submodule *sm;
 	git_remote *remote;
+	git_strarray problems = {0};
 
 	/* default remote url is https://github.com/libgit2/false.git */
 	g_repo = cl_git_sandbox_init("testrepo2");
 
 	/* make sure we don't default to origin - rename origin -> test_remote */
 	cl_git_pass(git_remote_load(&remote, g_repo, "origin"));
-	cl_git_pass(git_remote_rename(remote, "test_remote", NULL, NULL));
+	cl_git_pass(git_remote_rename(&problems, remote, "test_remote"));
+	cl_assert_equal_i(0, problems.count);
+	git_strarray_free(&problems);
 	cl_git_fail(git_remote_load(&remote, g_repo, "origin"));
 	git_remote_free(remote);
 
diff --git a/tests/submodule/submodule_helpers.c b/tests/submodule/submodule_helpers.c
index 50aa975..c6d04b4 100644
--- a/tests/submodule/submodule_helpers.c
+++ b/tests/submodule/submodule_helpers.c
@@ -19,8 +19,8 @@ void rewrite_gitmodules(const char *workdir)
 	cl_git_pass(git_buf_joinpath(&in_f, workdir, "gitmodules"));
 	cl_git_pass(git_buf_joinpath(&out_f, workdir, ".gitmodules"));
 
-	cl_assert((in  = fopen(in_f.ptr, "r")) != NULL);
-	cl_assert((out = fopen(out_f.ptr, "w")) != NULL);
+	cl_assert((in  = fopen(in_f.ptr, "rb")) != NULL);
+	cl_assert((out = fopen(out_f.ptr, "wb")) != NULL);
 
 	while (fgets(line, sizeof(line), in) != NULL) {
 		char *scan = line;
diff --git a/tests/threads/refdb.c b/tests/threads/refdb.c
index c1cd296..94a21f2 100644
--- a/tests/threads/refdb.c
+++ b/tests/threads/refdb.c
@@ -84,7 +84,7 @@ void test_threads_refdb__iterator(void)
 
 #ifdef GIT_THREADS
 		for (t = 0; t < THREADS; ++t) {
-			cl_git_pass(git_thread_join(th[t], NULL));
+			cl_git_pass(git_thread_join(&th[t], NULL));
 		}
 #endif
 
@@ -215,7 +215,7 @@ void test_threads_refdb__edit_while_iterate(void)
 	}
 
 	for (t = 0; t < THREADS; ++t) {
-		cl_git_pass(git_thread_join(th[t], NULL));
+		cl_git_pass(git_thread_join(&th[t], NULL));
 	}
 #endif
 }
diff --git a/tests/threads/thread_helpers.c b/tests/threads/thread_helpers.c
index 25370dd..760a7bd 100644
--- a/tests/threads/thread_helpers.c
+++ b/tests/threads/thread_helpers.c
@@ -32,7 +32,7 @@ void run_in_parallel(
 
 #ifdef GIT_THREADS
 		for (t = 0; t < threads; ++t)
-			cl_git_pass(git_thread_join(th[t], NULL));
+			cl_git_pass(git_thread_join(&th[t], NULL));
 		memset(th, 0, threads * sizeof(git_thread));
 #endif