[INFO] updating cached repository breynhout/fizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/breynhout/fizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/breynhout/fizzbuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/breynhout/fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/breynhout/fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/breynhout/fizzbuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/breynhout/fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/breynhout/fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 57323bb381b38dd79fc8b17fb24df564757605b9
[INFO] sha for GitHub repo breynhout/fizzbuzz: 57323bb381b38dd79fc8b17fb24df564757605b9
[INFO] validating manifest of breynhout/fizzbuzz 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 breynhout/fizzbuzz 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 breynhout/fizzbuzz
[INFO] finished frobbing breynhout/fizzbuzz
[INFO] frobbed toml for breynhout/fizzbuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/breynhout/fizzbuzz/Cargo.toml
[INFO] started frobbing breynhout/fizzbuzz
[INFO] finished frobbing breynhout/fizzbuzz
[INFO] frobbed toml for breynhout/fizzbuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/breynhout/fizzbuzz/Cargo.toml
[INFO] crate breynhout/fizzbuzz 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 breynhout/fizzbuzz 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/breynhout/fizzbuzz:/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] a298baca36658815377bb47812c9ecf256575834d4133ce5ce1af685cc444547
[INFO] running `"docker" "start" "-a" "a298baca36658815377bb47812c9ecf256575834d4133ce5ce1af685cc444547"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "a298baca36658815377bb47812c9ecf256575834d4133ce5ce1af685cc444547"`
[INFO] running `"docker" "rm" "-f" "a298baca36658815377bb47812c9ecf256575834d4133ce5ce1af685cc444547"`
[INFO] [stdout] a298baca36658815377bb47812c9ecf256575834d4133ce5ce1af685cc444547
[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/breynhout/fizzbuzz:/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] 3dd11429cb54d4d2d1e3d4a125984af6ce3da533e73e17d6e34b55d45c579e05
[INFO] running `"docker" "start" "-a" "3dd11429cb54d4d2d1e3d4a125984af6ce3da533e73e17d6e34b55d45c579e05"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "3dd11429cb54d4d2d1e3d4a125984af6ce3da533e73e17d6e34b55d45c579e05"`
[INFO] running `"docker" "rm" "-f" "3dd11429cb54d4d2d1e3d4a125984af6ce3da533e73e17d6e34b55d45c579e05"`
[INFO] [stdout] 3dd11429cb54d4d2d1e3d4a125984af6ce3da533e73e17d6e34b55d45c579e05
[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/breynhout/fizzbuzz:/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] b0aa1e018c54b2482fe5689a5258c0f0df38112b7c052e093cda73291579266c
[INFO] running `"docker" "start" "-a" "b0aa1e018c54b2482fe5689a5258c0f0df38112b7c052e093cda73291579266c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fizzbuzz-455ddfa537d37676
[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" "b0aa1e018c54b2482fe5689a5258c0f0df38112b7c052e093cda73291579266c"`
[INFO] running `"docker" "rm" "-f" "b0aa1e018c54b2482fe5689a5258c0f0df38112b7c052e093cda73291579266c"`
[INFO] [stdout] b0aa1e018c54b2482fe5689a5258c0f0df38112b7c052e093cda73291579266c