[INFO] crate piston-timer_controller 0.20.0 is already in cache
[INFO] extracting crate piston-timer_controller 0.20.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/piston-timer_controller/0.20.0
[INFO] extracting crate piston-timer_controller 0.20.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/piston-timer_controller/0.20.0
[INFO] validating manifest of piston-timer_controller-0.20.0 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 piston-timer_controller-0.20.0 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 piston-timer_controller-0.20.0
[INFO] finished frobbing piston-timer_controller-0.20.0
[INFO] frobbed toml for piston-timer_controller-0.20.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/piston-timer_controller/0.20.0/Cargo.toml
[INFO] started frobbing piston-timer_controller-0.20.0
[INFO] finished frobbing piston-timer_controller-0.20.0
[INFO] frobbed toml for piston-timer_controller-0.20.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/piston-timer_controller/0.20.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 piston-timer_controller-0.20.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/piston-timer_controller/0.20.0:/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] ecd665fbf2e3288168d2eb446fd78bedf493edbf4507641abfe4616ca08d5ff9
[INFO] running `"docker" "start" "-a" "ecd665fbf2e3288168d2eb446fd78bedf493edbf4507641abfe4616ca08d5ff9"`
[INFO] [stderr]    Compiling piston-timer_controller v0.20.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "ecd665fbf2e3288168d2eb446fd78bedf493edbf4507641abfe4616ca08d5ff9"`
[INFO] running `"docker" "rm" "-f" "ecd665fbf2e3288168d2eb446fd78bedf493edbf4507641abfe4616ca08d5ff9"`
[INFO] [stdout] ecd665fbf2e3288168d2eb446fd78bedf493edbf4507641abfe4616ca08d5ff9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/piston-timer_controller/0.20.0:/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] 6336511bfc2e21ab81ff6aa95e271351e6f0c16769bad08cbe3111ff1b1abfb3
[INFO] running `"docker" "start" "-a" "6336511bfc2e21ab81ff6aa95e271351e6f0c16769bad08cbe3111ff1b1abfb3"`
[INFO] [stderr]    Compiling piston-timer_controller v0.20.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "6336511bfc2e21ab81ff6aa95e271351e6f0c16769bad08cbe3111ff1b1abfb3"`
[INFO] running `"docker" "rm" "-f" "6336511bfc2e21ab81ff6aa95e271351e6f0c16769bad08cbe3111ff1b1abfb3"`
[INFO] [stdout] 6336511bfc2e21ab81ff6aa95e271351e6f0c16769bad08cbe3111ff1b1abfb3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/piston-timer_controller/0.20.0:/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] e35d593bfce578e37afe797a05230f3b07d621bcfb9744a2301b41430248fb67
[INFO] running `"docker" "start" "-a" "e35d593bfce578e37afe797a05230f3b07d621bcfb9744a2301b41430248fb67"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/timer_controller-7b3ccb1e199769e4
[INFO] [stderr]    Doc-tests timer_controller
[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" "e35d593bfce578e37afe797a05230f3b07d621bcfb9744a2301b41430248fb67"`
[INFO] running `"docker" "rm" "-f" "e35d593bfce578e37afe797a05230f3b07d621bcfb9744a2301b41430248fb67"`
[INFO] [stdout] e35d593bfce578e37afe797a05230f3b07d621bcfb9744a2301b41430248fb67