[INFO] updating cached repository trimental/tsk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/trimental/tsk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/trimental/tsk" "work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/trimental/tsk" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimental/tsk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimental/tsk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0144cb97822847938e0e4df1fa5b4a73cca49dc4
[INFO] sha for GitHub repo trimental/tsk: 0144cb97822847938e0e4df1fa5b4a73cca49dc4
[INFO] validating manifest of trimental/tsk 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 trimental/tsk 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 trimental/tsk
[INFO] finished frobbing trimental/tsk
[INFO] frobbed toml for trimental/tsk written to work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk/Cargo.toml
[INFO] started frobbing trimental/tsk
[INFO] finished frobbing trimental/tsk
[INFO] frobbed toml for trimental/tsk written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/trimental/tsk/Cargo.toml
[INFO] crate trimental/tsk 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing trimental/tsk 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk:/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] e5f4feb0319735992c7cb53dc1fccc254cfd8e8f8d0b5f88ebc4b5f56d8075f0
[INFO] running `"docker" "start" "-a" "e5f4feb0319735992c7cb53dc1fccc254cfd8e8f8d0b5f88ebc4b5f56d8075f0"`
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling tsk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.71s
[INFO] running `"docker" "inspect" "e5f4feb0319735992c7cb53dc1fccc254cfd8e8f8d0b5f88ebc4b5f56d8075f0"`
[INFO] running `"docker" "rm" "-f" "e5f4feb0319735992c7cb53dc1fccc254cfd8e8f8d0b5f88ebc4b5f56d8075f0"`
[INFO] [stdout] e5f4feb0319735992c7cb53dc1fccc254cfd8e8f8d0b5f88ebc4b5f56d8075f0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk:/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] bd51af49ab2b5ff20a81a45bbc9120c781f7cd1db30738ae3dc50d40914462e2
[INFO] running `"docker" "start" "-a" "bd51af49ab2b5ff20a81a45bbc9120c781f7cd1db30738ae3dc50d40914462e2"`
[INFO] [stderr]    Compiling tsk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "bd51af49ab2b5ff20a81a45bbc9120c781f7cd1db30738ae3dc50d40914462e2"`
[INFO] running `"docker" "rm" "-f" "bd51af49ab2b5ff20a81a45bbc9120c781f7cd1db30738ae3dc50d40914462e2"`
[INFO] [stdout] bd51af49ab2b5ff20a81a45bbc9120c781f7cd1db30738ae3dc50d40914462e2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/trimental/tsk:/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] e60d1b4e1707c8073a52095f6c98f3225fd78b53fc859418da8c5c0b3ae6a8cb
[INFO] running `"docker" "start" "-a" "e60d1b4e1707c8073a52095f6c98f3225fd78b53fc859418da8c5c0b3ae6a8cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tsk-4e37e82efe605512
[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" "e60d1b4e1707c8073a52095f6c98f3225fd78b53fc859418da8c5c0b3ae6a8cb"`
[INFO] running `"docker" "rm" "-f" "e60d1b4e1707c8073a52095f6c98f3225fd78b53fc859418da8c5c0b3ae6a8cb"`
[INFO] [stdout] e60d1b4e1707c8073a52095f6c98f3225fd78b53fc859418da8c5c0b3ae6a8cb