[INFO] updating cached repository davidbarsky/fs-sync
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davidbarsky/fs-sync
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davidbarsky/fs-sync" "work/ex/beta-1.38-1/sources/1.37.0/gh/davidbarsky/fs-sync"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/davidbarsky/fs-sync'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davidbarsky/fs-sync" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f35f62e82a0658d83c69ac81955c2dbf6f932aa2
[INFO] sha for GitHub repo davidbarsky/fs-sync: f35f62e82a0658d83c69ac81955c2dbf6f932aa2
[INFO] validating manifest of davidbarsky/fs-sync on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of davidbarsky/fs-sync on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing davidbarsky/fs-sync
[INFO] finished frobbing davidbarsky/fs-sync
[INFO] frobbed toml for davidbarsky/fs-sync written to work/ex/beta-1.38-1/sources/1.37.0/gh/davidbarsky/fs-sync/Cargo.toml
[INFO] started frobbing davidbarsky/fs-sync
[INFO] finished frobbing davidbarsky/fs-sync
[INFO] frobbed toml for davidbarsky/fs-sync written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync/Cargo.toml
[INFO] crate davidbarsky/fs-sync already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing davidbarsky/fs-sync against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 8c57475ea34111fb4231ea718b3a670890e8b3af43cb15421e37db37a86f6410
[INFO] running `"docker" "start" "-a" "8c57475ea34111fb4231ea718b3a670890e8b3af43cb15421e37db37a86f6410"`
[INFO] [stderr]    Compiling same-file v1.0.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling memchr v2.0.0
[INFO] [stderr]    Compiling inotify v0.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling cmake v0.1.26
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling filetime v0.1.14
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling loggerv v0.4.0
[INFO] [stderr]    Compiling walkdir v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling structopt-derive v0.1.1
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling notify v4.0.1
[INFO] [stderr]    Compiling globset v0.2.1
[INFO] [stderr]    Compiling ignore v0.3.1
[INFO] [stderr]    Compiling structopt v0.1.1
[INFO] [stderr]    Compiling ssh2 v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling fs-sync v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/local.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/local.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `full_sync`
[INFO] [stderr]    --> src/local.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn full_sync(&self, file_map: &PathMap) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.18s
[INFO] running `"docker" "inspect" "8c57475ea34111fb4231ea718b3a670890e8b3af43cb15421e37db37a86f6410"`
[INFO] running `"docker" "rm" "-f" "8c57475ea34111fb4231ea718b3a670890e8b3af43cb15421e37db37a86f6410"`
[INFO] [stdout] 8c57475ea34111fb4231ea718b3a670890e8b3af43cb15421e37db37a86f6410
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 46426fd453c8d025a3a8aa362086c211acc1d6568e2024c42c5558249c327ec4
[INFO] running `"docker" "start" "-a" "46426fd453c8d025a3a8aa362086c211acc1d6568e2024c42c5558249c327ec4"`
[INFO] [stderr]    Compiling fs-sync v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/local.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `full_sync`
[INFO] [stderr]    --> src/local.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn full_sync(&self, file_map: &PathMap) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `"docker" "inspect" "46426fd453c8d025a3a8aa362086c211acc1d6568e2024c42c5558249c327ec4"`
[INFO] running `"docker" "rm" "-f" "46426fd453c8d025a3a8aa362086c211acc1d6568e2024c42c5558249c327ec4"`
[INFO] [stdout] 46426fd453c8d025a3a8aa362086c211acc1d6568e2024c42c5558249c327ec4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidbarsky/fs-sync:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2cd8d7b93240969fd5ec9ef5c93726e6a0404efaedf8f1e9d5872eb21a03d1a2
[INFO] running `"docker" "start" "-a" "2cd8d7b93240969fd5ec9ef5c93726e6a0404efaedf8f1e9d5872eb21a03d1a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fs_sync-4f19bdc193341243
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test local::fileblocklist_tests::assert_blocklist_has_contents ... ok
[INFO] [stdout] test local::fileblocklist_tests::blocklist_accepts_files ... ok
[INFO] [stdout] test local::fileblocklist_tests::blocklist_ignores_files ... ok
[INFO] [stdout] test local::local_tests::format_host_string_correctly ... ok
[INFO] [stdout] test paths::path_tests::generate_remote_path_works ... ok
[INFO] [stdout] test paths::path_tests::make_remote_path_works ... ok
[INFO] [stdout] test paths::path_tests::path_is_made_relative ... ok
[INFO] [stdout] test paths::path_tests::zip_local_and_remote_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2cd8d7b93240969fd5ec9ef5c93726e6a0404efaedf8f1e9d5872eb21a03d1a2"`
[INFO] running `"docker" "rm" "-f" "2cd8d7b93240969fd5ec9ef5c93726e6a0404efaedf8f1e9d5872eb21a03d1a2"`
[INFO] [stdout] 2cd8d7b93240969fd5ec9ef5c93726e6a0404efaedf8f1e9d5872eb21a03d1a2