[INFO] updating cached repository AntonHermann/volume-control
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AntonHermann/volume-control
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AntonHermann/volume-control" "work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AntonHermann/volume-control" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/volume-control"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/volume-control'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4f4e4adb0f6b9f0acf6de9ad38635d350303df7c
[INFO] sha for GitHub repo AntonHermann/volume-control: 4f4e4adb0f6b9f0acf6de9ad38635d350303df7c
[INFO] validating manifest of AntonHermann/volume-control 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 AntonHermann/volume-control 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 AntonHermann/volume-control
[INFO] finished frobbing AntonHermann/volume-control
[INFO] frobbed toml for AntonHermann/volume-control written to work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control/Cargo.toml
[INFO] started frobbing AntonHermann/volume-control
[INFO] finished frobbing AntonHermann/volume-control
[INFO] frobbed toml for AntonHermann/volume-control written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AntonHermann/volume-control/Cargo.toml
[INFO] crate AntonHermann/volume-control 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 AntonHermann/volume-control 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control:/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] 8b93bd7689094731a39558c989a957fc784afd9414227a279c2a398638066618
[INFO] running `"docker" "start" "-a" "8b93bd7689094731a39558c989a957fc784afd9414227a279c2a398638066618"`
[INFO] [stderr]    Compiling volume-control v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "8b93bd7689094731a39558c989a957fc784afd9414227a279c2a398638066618"`
[INFO] running `"docker" "rm" "-f" "8b93bd7689094731a39558c989a957fc784afd9414227a279c2a398638066618"`
[INFO] [stdout] 8b93bd7689094731a39558c989a957fc784afd9414227a279c2a398638066618
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control:/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] 3ae078c6bb88a6969519c1a08a3201d15eae3395688ec1beac68a77dfcc816cd
[INFO] running `"docker" "start" "-a" "3ae078c6bb88a6969519c1a08a3201d15eae3395688ec1beac68a77dfcc816cd"`
[INFO] [stderr]    Compiling volume-control v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "3ae078c6bb88a6969519c1a08a3201d15eae3395688ec1beac68a77dfcc816cd"`
[INFO] running `"docker" "rm" "-f" "3ae078c6bb88a6969519c1a08a3201d15eae3395688ec1beac68a77dfcc816cd"`
[INFO] [stdout] 3ae078c6bb88a6969519c1a08a3201d15eae3395688ec1beac68a77dfcc816cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/AntonHermann/volume-control:/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] c2f1b20a722473a554049e4978c94527f20400d9afeb4d05788ef90620b1478d
[INFO] running `"docker" "start" "-a" "c2f1b20a722473a554049e4978c94527f20400d9afeb4d05788ef90620b1478d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/volume_control-55d1d55692b5be51
[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" "c2f1b20a722473a554049e4978c94527f20400d9afeb4d05788ef90620b1478d"`
[INFO] running `"docker" "rm" "-f" "c2f1b20a722473a554049e4978c94527f20400d9afeb4d05788ef90620b1478d"`
[INFO] [stdout] c2f1b20a722473a554049e4978c94527f20400d9afeb4d05788ef90620b1478d