[INFO] crate cargo-first 0.1.4 is already in cache
[INFO] extracting crate cargo-first 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-first/0.1.4
[INFO] extracting crate cargo-first 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-first/0.1.4
[INFO] validating manifest of cargo-first-0.1.4 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 cargo-first-0.1.4 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 cargo-first-0.1.4
[INFO] finished frobbing cargo-first-0.1.4
[INFO] frobbed toml for cargo-first-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-first/0.1.4/Cargo.toml
[INFO] started frobbing cargo-first-0.1.4
[INFO] finished frobbing cargo-first-0.1.4
[INFO] frobbed toml for cargo-first-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-first/0.1.4/Cargo.toml
[INFO] crate cargo-first-0.1.4 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] testing cargo-first-0.1.4 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-first/0.1.4:/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] ecd32ab1ef3334d450a78a6ed9b51690973fd333e5c24f428f46257d06e6b598
[INFO] running `"docker" "start" "-a" "ecd32ab1ef3334d450a78a6ed9b51690973fd333e5c24f428f46257d06e6b598"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]    Compiling atty v0.2.12
[INFO] [stderr]    Compiling cargo-first v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.35s
[INFO] running `"docker" "inspect" "ecd32ab1ef3334d450a78a6ed9b51690973fd333e5c24f428f46257d06e6b598"`
[INFO] running `"docker" "rm" "-f" "ecd32ab1ef3334d450a78a6ed9b51690973fd333e5c24f428f46257d06e6b598"`
[INFO] [stdout] ecd32ab1ef3334d450a78a6ed9b51690973fd333e5c24f428f46257d06e6b598
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-first/0.1.4:/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] 7da7b31fce42bf91f79c5348e9229ed8c8afd25676577450a4e79c810c5c554d
[INFO] running `"docker" "start" "-a" "7da7b31fce42bf91f79c5348e9229ed8c8afd25676577450a4e79c810c5c554d"`
[INFO] [stderr]    Compiling cargo-first v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "7da7b31fce42bf91f79c5348e9229ed8c8afd25676577450a4e79c810c5c554d"`
[INFO] running `"docker" "rm" "-f" "7da7b31fce42bf91f79c5348e9229ed8c8afd25676577450a4e79c810c5c554d"`
[INFO] [stdout] 7da7b31fce42bf91f79c5348e9229ed8c8afd25676577450a4e79c810c5c554d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-first/0.1.4:/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] 9ae02fc79aa1b97b0cd0471d553b78b32646c3ccf1cdbc1e0511915b6a4ab733
[INFO] running `"docker" "start" "-a" "9ae02fc79aa1b97b0cd0471d553b78b32646c3ccf1cdbc1e0511915b6a4ab733"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_first-2095a98c9f7f865f
[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" "9ae02fc79aa1b97b0cd0471d553b78b32646c3ccf1cdbc1e0511915b6a4ab733"`
[INFO] running `"docker" "rm" "-f" "9ae02fc79aa1b97b0cd0471d553b78b32646c3ccf1cdbc1e0511915b6a4ab733"`
[INFO] [stdout] 9ae02fc79aa1b97b0cd0471d553b78b32646c3ccf1cdbc1e0511915b6a4ab733