[INFO] updating cached repository stoksc/rustracing-in-one-weekend
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stoksc/rustracing-in-one-weekend
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stoksc/rustracing-in-one-weekend" "work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stoksc/rustracing-in-one-weekend" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stoksc/rustracing-in-one-weekend"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stoksc/rustracing-in-one-weekend'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0cea1dd1d9768b6d19d755ce1f9936081c408762
[INFO] sha for GitHub repo stoksc/rustracing-in-one-weekend: 0cea1dd1d9768b6d19d755ce1f9936081c408762
[INFO] validating manifest of stoksc/rustracing-in-one-weekend 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 stoksc/rustracing-in-one-weekend 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 stoksc/rustracing-in-one-weekend
[INFO] finished frobbing stoksc/rustracing-in-one-weekend
[INFO] frobbed toml for stoksc/rustracing-in-one-weekend written to work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend/Cargo.toml
[INFO] started frobbing stoksc/rustracing-in-one-weekend
[INFO] finished frobbing stoksc/rustracing-in-one-weekend
[INFO] frobbed toml for stoksc/rustracing-in-one-weekend written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/stoksc/rustracing-in-one-weekend/Cargo.toml
[INFO] crate stoksc/rustracing-in-one-weekend 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] testing stoksc/rustracing-in-one-weekend against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 05319c8b38ad516c12a4816a545aad1713757ef1e28549e9ca91d47c8fd085f5
[INFO] running `"docker" "start" "-a" "05319c8b38ad516c12a4816a545aad1713757ef1e28549e9ca91d47c8fd085f5"`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rustracing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `"docker" "inspect" "05319c8b38ad516c12a4816a545aad1713757ef1e28549e9ca91d47c8fd085f5"`
[INFO] running `"docker" "rm" "-f" "05319c8b38ad516c12a4816a545aad1713757ef1e28549e9ca91d47c8fd085f5"`
[INFO] [stdout] 05319c8b38ad516c12a4816a545aad1713757ef1e28549e9ca91d47c8fd085f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] de8b5f52c122d5de2c865c55128e531ccf7eb6a11e299711a990e25c4315b915
[INFO] running `"docker" "start" "-a" "de8b5f52c122d5de2c865c55128e531ccf7eb6a11e299711a990e25c4315b915"`
[INFO] [stderr]    Compiling rustracing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "de8b5f52c122d5de2c865c55128e531ccf7eb6a11e299711a990e25c4315b915"`
[INFO] running `"docker" "rm" "-f" "de8b5f52c122d5de2c865c55128e531ccf7eb6a11e299711a990e25c4315b915"`
[INFO] [stdout] de8b5f52c122d5de2c865c55128e531ccf7eb6a11e299711a990e25c4315b915
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/stoksc/rustracing-in-one-weekend:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 28f83a89d6bb88fb11431051f19d915baad38afaddfa5d5115f31cfed87cc4a9
[INFO] running `"docker" "start" "-a" "28f83a89d6bb88fb11431051f19d915baad38afaddfa5d5115f31cfed87cc4a9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustracing-1a8b75406ab947fd
[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] [stderr]      Running /opt/crater/target/debug/deps/rustracing-60cf8b4bd3ad6efb
[INFO] [stderr]    Doc-tests rustracing
[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" "28f83a89d6bb88fb11431051f19d915baad38afaddfa5d5115f31cfed87cc4a9"`
[INFO] running `"docker" "rm" "-f" "28f83a89d6bb88fb11431051f19d915baad38afaddfa5d5115f31cfed87cc4a9"`
[INFO] [stdout] 28f83a89d6bb88fb11431051f19d915baad38afaddfa5d5115f31cfed87cc4a9