[INFO] crate self-compare 0.2.0 is already in cache
[INFO] extracting crate self-compare 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/self-compare/0.2.0
[INFO] extracting crate self-compare 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-compare/0.2.0
[INFO] validating manifest of self-compare-0.2.0 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 self-compare-0.2.0 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 self-compare-0.2.0
[INFO] finished frobbing self-compare-0.2.0
[INFO] frobbed toml for self-compare-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/self-compare/0.2.0/Cargo.toml
[INFO] started frobbing self-compare-0.2.0
[INFO] finished frobbing self-compare-0.2.0
[INFO] frobbed toml for self-compare-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-compare/0.2.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing self-compare-0.2.0 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-compare/0.2.0:/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] 622ff5210226017c3a5cb476efe646050ae7f5f00bc1a70abc46eecca03a43b8
[INFO] running `"docker" "start" "-a" "622ff5210226017c3a5cb476efe646050ae7f5f00bc1a70abc46eecca03a43b8"`
[INFO] [stderr]    Compiling self-compare v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "622ff5210226017c3a5cb476efe646050ae7f5f00bc1a70abc46eecca03a43b8"`
[INFO] running `"docker" "rm" "-f" "622ff5210226017c3a5cb476efe646050ae7f5f00bc1a70abc46eecca03a43b8"`
[INFO] [stdout] 622ff5210226017c3a5cb476efe646050ae7f5f00bc1a70abc46eecca03a43b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-compare/0.2.0:/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] 12152dc2de3f9db09546b6ecca8f5294e9b2731751c9550104d11a53927e4a19
[INFO] running `"docker" "start" "-a" "12152dc2de3f9db09546b6ecca8f5294e9b2731751c9550104d11a53927e4a19"`
[INFO] [stderr]    Compiling self-compare v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "12152dc2de3f9db09546b6ecca8f5294e9b2731751c9550104d11a53927e4a19"`
[INFO] running `"docker" "rm" "-f" "12152dc2de3f9db09546b6ecca8f5294e9b2731751c9550104d11a53927e4a19"`
[INFO] [stdout] 12152dc2de3f9db09546b6ecca8f5294e9b2731751c9550104d11a53927e4a19
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-compare/0.2.0:/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] 3d94d257de4bcd1b63a49e76767a0cc27cd7b05097ddbd2a2a19dd368b30aeaf
[INFO] running `"docker" "start" "-a" "3d94d257de4bcd1b63a49e76767a0cc27cd7b05097ddbd2a2a19dd368b30aeaf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/self_compare-730a982c402cd033
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test mut_tests::all_compare_1 ... ok
[INFO] [stdout] test mut_tests::empty ... ok
[INFO] [stdout] test mut_tests::all_compare_0 ... ok
[INFO] [stdout] test mut_tests::one_element ... ok
[INFO] [stdout] test tests::two_elements ... ok
[INFO] [stdout] test tests::one_element ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test mut_tests::compare_and_enumerate_yield_the_same ... ok
[INFO] [stdout] test tests::compare_and_enumerate_yield_the_same ... ok
[INFO] [stdout] test mut_tests::two_elements ... ok
[INFO] [stdout] test mut_tests::all_compare_1000 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests self-compare
[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" "3d94d257de4bcd1b63a49e76767a0cc27cd7b05097ddbd2a2a19dd368b30aeaf"`
[INFO] running `"docker" "rm" "-f" "3d94d257de4bcd1b63a49e76767a0cc27cd7b05097ddbd2a2a19dd368b30aeaf"`
[INFO] [stdout] 3d94d257de4bcd1b63a49e76767a0cc27cd7b05097ddbd2a2a19dd368b30aeaf