[INFO] cloning repository Y0hy0h/plusminus
[INFO] running `"git" "clone" "--bare" "git://github.com/Y0hy0h/plusminus.git" "work/cache/sources/gh/Y0hy0h/plusminus"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Y0hy0h/plusminus'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Y0hy0h/plusminus" "work/ex/beta-1.37-6/sources/1.36.0/gh/Y0hy0h/plusminus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Y0hy0h/plusminus'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Y0hy0h/plusminus" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3fc136d58daafb594093126bf18188a3b00862e8
[INFO] sha for GitHub repo Y0hy0h/plusminus: 3fc136d58daafb594093126bf18188a3b00862e8
[INFO] validating manifest of Y0hy0h/plusminus on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Y0hy0h/plusminus on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Y0hy0h/plusminus
[INFO] finished frobbing Y0hy0h/plusminus
[INFO] frobbed toml for Y0hy0h/plusminus written to work/ex/beta-1.37-6/sources/1.36.0/gh/Y0hy0h/plusminus/Cargo.toml
[INFO] started frobbing Y0hy0h/plusminus
[INFO] finished frobbing Y0hy0h/plusminus
[INFO] frobbed toml for Y0hy0h/plusminus written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus/Cargo.toml
[INFO] crate Y0hy0h/plusminus already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Y0hy0h/plusminus against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c0a432ebfc012c87ff3f9b48c266b4ebb88748020f57fa947357906601d255d0
[INFO] running `"docker" "start" "-a" "c0a432ebfc012c87ff3f9b48c266b4ebb88748020f57fa947357906601d255d0"`
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling plusminus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.35s
[INFO] running `"docker" "inspect" "c0a432ebfc012c87ff3f9b48c266b4ebb88748020f57fa947357906601d255d0"`
[INFO] running `"docker" "rm" "-f" "c0a432ebfc012c87ff3f9b48c266b4ebb88748020f57fa947357906601d255d0"`
[INFO] [stdout] c0a432ebfc012c87ff3f9b48c266b4ebb88748020f57fa947357906601d255d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1a4b995f01454c692ff0a51a953096e97454a5d46db964b9ce18dec95cb27b83
[INFO] running `"docker" "start" "-a" "1a4b995f01454c692ff0a51a953096e97454a5d46db964b9ce18dec95cb27b83"`
[INFO] [stderr]    Compiling plusminus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "1a4b995f01454c692ff0a51a953096e97454a5d46db964b9ce18dec95cb27b83"`
[INFO] running `"docker" "rm" "-f" "1a4b995f01454c692ff0a51a953096e97454a5d46db964b9ce18dec95cb27b83"`
[INFO] [stdout] 1a4b995f01454c692ff0a51a953096e97454a5d46db964b9ce18dec95cb27b83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Y0hy0h/plusminus:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a7e7a3dc7efa4e7be6f0c2b8f1956f1b7ac363b368be61824aedf7e13a55521b
[INFO] running `"docker" "start" "-a" "a7e7a3dc7efa4e7be6f0c2b8f1956f1b7ac363b368be61824aedf7e13a55521b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/plusminus-dfeac5b9f8af6e03
[INFO] [stderr]    Doc-tests plusminus
[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] [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" "a7e7a3dc7efa4e7be6f0c2b8f1956f1b7ac363b368be61824aedf7e13a55521b"`
[INFO] running `"docker" "rm" "-f" "a7e7a3dc7efa4e7be6f0c2b8f1956f1b7ac363b368be61824aedf7e13a55521b"`
[INFO] [stdout] a7e7a3dc7efa4e7be6f0c2b8f1956f1b7ac363b368be61824aedf7e13a55521b