[INFO] crate crc-core 0.1.2 is already in cache
[INFO] extracting crate crc-core 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/crc-core/0.1.2
[INFO] extracting crate crc-core 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crc-core/0.1.2
[INFO] validating manifest of crc-core-0.1.2 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 crc-core-0.1.2 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 crc-core-0.1.2
[INFO] finished frobbing crc-core-0.1.2
[INFO] frobbed toml for crc-core-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/crc-core/0.1.2/Cargo.toml
[INFO] started frobbing crc-core-0.1.2
[INFO] finished frobbing crc-core-0.1.2
[INFO] frobbed toml for crc-core-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crc-core/0.1.2/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 crc-core-0.1.2 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/crc-core/0.1.2:/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] 49367bf2a297d243296233382257c369d55c0342e5bb1ac3727f293e6347c5a6
[INFO] running `"docker" "start" "-a" "49367bf2a297d243296233382257c369d55c0342e5bb1ac3727f293e6347c5a6"`
[INFO] [stderr]    Compiling crc-core v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "49367bf2a297d243296233382257c369d55c0342e5bb1ac3727f293e6347c5a6"`
[INFO] running `"docker" "rm" "-f" "49367bf2a297d243296233382257c369d55c0342e5bb1ac3727f293e6347c5a6"`
[INFO] [stdout] 49367bf2a297d243296233382257c369d55c0342e5bb1ac3727f293e6347c5a6
[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/crc-core/0.1.2:/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] 66ec31c0c57d1db0a8f431c201ce2f909c2a55d58262d9e391932356da399d84
[INFO] running `"docker" "start" "-a" "66ec31c0c57d1db0a8f431c201ce2f909c2a55d58262d9e391932356da399d84"`
[INFO] [stderr]    Compiling crc-core v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "66ec31c0c57d1db0a8f431c201ce2f909c2a55d58262d9e391932356da399d84"`
[INFO] running `"docker" "rm" "-f" "66ec31c0c57d1db0a8f431c201ce2f909c2a55d58262d9e391932356da399d84"`
[INFO] [stdout] 66ec31c0c57d1db0a8f431c201ce2f909c2a55d58262d9e391932356da399d84
[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/crc-core/0.1.2:/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] cdee4b014534a24639cd589cf37404ae16051b98331fcb4aa791aa2396fe9f46
[INFO] running `"docker" "start" "-a" "cdee4b014534a24639cd589cf37404ae16051b98331fcb4aa791aa2396fe9f46"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crc_core-ff7630c58f45e4b3
[INFO] [stderr]    Doc-tests crc-core
[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" "cdee4b014534a24639cd589cf37404ae16051b98331fcb4aa791aa2396fe9f46"`
[INFO] running `"docker" "rm" "-f" "cdee4b014534a24639cd589cf37404ae16051b98331fcb4aa791aa2396fe9f46"`
[INFO] [stdout] cdee4b014534a24639cd589cf37404ae16051b98331fcb4aa791aa2396fe9f46