[INFO] updating cached repository armytricks/music_cleaner
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/armytricks/music_cleaner
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/armytricks/music_cleaner" "work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/armytricks/music_cleaner" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/armytricks/music_cleaner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/armytricks/music_cleaner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 19331bf059915a742570ae2883d055660e58a927
[INFO] sha for GitHub repo armytricks/music_cleaner: 19331bf059915a742570ae2883d055660e58a927
[INFO] validating manifest of armytricks/music_cleaner 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 armytricks/music_cleaner 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 armytricks/music_cleaner
[INFO] finished frobbing armytricks/music_cleaner
[INFO] frobbed toml for armytricks/music_cleaner written to work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner/Cargo.toml
[INFO] started frobbing armytricks/music_cleaner
[INFO] finished frobbing armytricks/music_cleaner
[INFO] frobbed toml for armytricks/music_cleaner written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/armytricks/music_cleaner/Cargo.toml
[INFO] crate armytricks/music_cleaner 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 armytricks/music_cleaner against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2104877229a73916ad55d901abe34b786f3d92811a926ee91462b67ad72a8797
[INFO] running `"docker" "start" "-a" "2104877229a73916ad55d901abe34b786f3d92811a926ee91462b67ad72a8797"`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling metaflac v0.1.8
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling music_cleaner v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.35s
[INFO] running `"docker" "inspect" "2104877229a73916ad55d901abe34b786f3d92811a926ee91462b67ad72a8797"`
[INFO] running `"docker" "rm" "-f" "2104877229a73916ad55d901abe34b786f3d92811a926ee91462b67ad72a8797"`
[INFO] [stdout] 2104877229a73916ad55d901abe34b786f3d92811a926ee91462b67ad72a8797
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e70ed3ec456f707a04d11dd438ddf9e7878d662f003fb3724eb14d050ade0ca1
[INFO] running `"docker" "start" "-a" "e70ed3ec456f707a04d11dd438ddf9e7878d662f003fb3724eb14d050ade0ca1"`
[INFO] [stderr]    Compiling music_cleaner v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "e70ed3ec456f707a04d11dd438ddf9e7878d662f003fb3724eb14d050ade0ca1"`
[INFO] running `"docker" "rm" "-f" "e70ed3ec456f707a04d11dd438ddf9e7878d662f003fb3724eb14d050ade0ca1"`
[INFO] [stdout] e70ed3ec456f707a04d11dd438ddf9e7878d662f003fb3724eb14d050ade0ca1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/armytricks/music_cleaner:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] ee7cbfa400534f22730edb1dddcef82fc4ac2b50034c5e1ea0766a8b45f6bd7c
[INFO] running `"docker" "start" "-a" "ee7cbfa400534f22730edb1dddcef82fc4ac2b50034c5e1ea0766a8b45f6bd7c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/music_cleaner-bccbb8ba7e7c38a1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ee7cbfa400534f22730edb1dddcef82fc4ac2b50034c5e1ea0766a8b45f6bd7c"`
[INFO] running `"docker" "rm" "-f" "ee7cbfa400534f22730edb1dddcef82fc4ac2b50034c5e1ea0766a8b45f6bd7c"`
[INFO] [stdout] ee7cbfa400534f22730edb1dddcef82fc4ac2b50034c5e1ea0766a8b45f6bd7c