[INFO] updating cached repository howeih/Day-36-Bulls-Cows
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-36-Bulls-Cows
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-36-Bulls-Cows" "work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-36-Bulls-Cows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-36-Bulls-Cows'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-36-Bulls-Cows" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1121ce48cb15e330a1903c0279947ecca1a23069
[INFO] sha for GitHub repo howeih/Day-36-Bulls-Cows: 1121ce48cb15e330a1903c0279947ecca1a23069
[INFO] validating manifest of howeih/Day-36-Bulls-Cows 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 howeih/Day-36-Bulls-Cows 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 howeih/Day-36-Bulls-Cows
[INFO] finished frobbing howeih/Day-36-Bulls-Cows
[INFO] frobbed toml for howeih/Day-36-Bulls-Cows written to work/ex/beta-1.38-1/sources/1.37.0/gh/howeih/Day-36-Bulls-Cows/Cargo.toml
[INFO] started frobbing howeih/Day-36-Bulls-Cows
[INFO] finished frobbing howeih/Day-36-Bulls-Cows
[INFO] frobbed toml for howeih/Day-36-Bulls-Cows written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows/Cargo.toml
[INFO] crate howeih/Day-36-Bulls-Cows 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 howeih/Day-36-Bulls-Cows against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1905f7df6b20b17aedb7b90517f220b9e5dfda2731797499aacd710543c78916
[INFO] running `"docker" "start" "-a" "1905f7df6b20b17aedb7b90517f220b9e5dfda2731797499aacd710543c78916"`
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "1905f7df6b20b17aedb7b90517f220b9e5dfda2731797499aacd710543c78916"`
[INFO] running `"docker" "rm" "-f" "1905f7df6b20b17aedb7b90517f220b9e5dfda2731797499aacd710543c78916"`
[INFO] [stdout] 1905f7df6b20b17aedb7b90517f220b9e5dfda2731797499aacd710543c78916
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b0b1ef7585d7d03e8f32420375393dc5f7453986eb8a36f140d69dad00e094e7
[INFO] running `"docker" "start" "-a" "b0b1ef7585d7d03e8f32420375393dc5f7453986eb8a36f140d69dad00e094e7"`
[INFO] [stderr]    Compiling bulls_and_cows v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "b0b1ef7585d7d03e8f32420375393dc5f7453986eb8a36f140d69dad00e094e7"`
[INFO] running `"docker" "rm" "-f" "b0b1ef7585d7d03e8f32420375393dc5f7453986eb8a36f140d69dad00e094e7"`
[INFO] [stdout] b0b1ef7585d7d03e8f32420375393dc5f7453986eb8a36f140d69dad00e094e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/howeih/Day-36-Bulls-Cows:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 5ec94a88c8d3e0aa954e8877ec1aee7a2bef15a2239b73c065414b8c48fadd07
[INFO] running `"docker" "start" "-a" "5ec94a88c8d3e0aa954e8877ec1aee7a2bef15a2239b73c065414b8c48fadd07"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bulls_and_cows-d4376609c6820927
[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" "5ec94a88c8d3e0aa954e8877ec1aee7a2bef15a2239b73c065414b8c48fadd07"`
[INFO] running `"docker" "rm" "-f" "5ec94a88c8d3e0aa954e8877ec1aee7a2bef15a2239b73c065414b8c48fadd07"`
[INFO] [stdout] 5ec94a88c8d3e0aa954e8877ec1aee7a2bef15a2239b73c065414b8c48fadd07