[INFO] crate ref_slice 1.1.1 is already in cache
[INFO] extracting crate ref_slice 1.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ref_slice/1.1.1
[INFO] extracting crate ref_slice 1.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref_slice/1.1.1
[INFO] validating manifest of ref_slice-1.1.1 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 ref_slice-1.1.1 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 ref_slice-1.1.1
[INFO] finished frobbing ref_slice-1.1.1
[INFO] frobbed toml for ref_slice-1.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ref_slice/1.1.1/Cargo.toml
[INFO] started frobbing ref_slice-1.1.1
[INFO] finished frobbing ref_slice-1.1.1
[INFO] frobbed toml for ref_slice-1.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref_slice/1.1.1/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 ref_slice-1.1.1 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_slice/1.1.1:/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] 445100a06f9773c75ddf4f1a87753ec5e7c681b2c22896cd2cd93ce70b94b0a3
[INFO] running `"docker" "start" "-a" "445100a06f9773c75ddf4f1a87753ec5e7c681b2c22896cd2cd93ce70b94b0a3"`
[INFO] [stderr]    Compiling ref_slice v1.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `"docker" "inspect" "445100a06f9773c75ddf4f1a87753ec5e7c681b2c22896cd2cd93ce70b94b0a3"`
[INFO] running `"docker" "rm" "-f" "445100a06f9773c75ddf4f1a87753ec5e7c681b2c22896cd2cd93ce70b94b0a3"`
[INFO] [stdout] 445100a06f9773c75ddf4f1a87753ec5e7c681b2c22896cd2cd93ce70b94b0a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_slice/1.1.1:/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] ec97825307efafed066277fe4980867026c1e167ebd4c78353bf68d0d15813fc
[INFO] running `"docker" "start" "-a" "ec97825307efafed066277fe4980867026c1e167ebd4c78353bf68d0d15813fc"`
[INFO] [stderr]    Compiling ref_slice v1.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "ec97825307efafed066277fe4980867026c1e167ebd4c78353bf68d0d15813fc"`
[INFO] running `"docker" "rm" "-f" "ec97825307efafed066277fe4980867026c1e167ebd4c78353bf68d0d15813fc"`
[INFO] [stdout] ec97825307efafed066277fe4980867026c1e167ebd4c78353bf68d0d15813fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ref_slice/1.1.1:/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] 95a9b1e3b290014dd6f1ff96af300daa736cc6d719e2b63682f71fe2413e0273
[INFO] running `"docker" "start" "-a" "95a9b1e3b290014dd6f1ff96af300daa736cc6d719e2b63682f71fe2413e0273"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ref_slice-6c0e8ab25ce61f1e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::check_opt ... ok
[INFO] [stdout] test tests::check ... ok
[INFO] [stdout] test tests::check_mut ... ok
[INFO] [stdout] test tests::check_opt_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ref_slice
[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" "95a9b1e3b290014dd6f1ff96af300daa736cc6d719e2b63682f71fe2413e0273"`
[INFO] running `"docker" "rm" "-f" "95a9b1e3b290014dd6f1ff96af300daa736cc6d719e2b63682f71fe2413e0273"`
[INFO] [stdout] 95a9b1e3b290014dd6f1ff96af300daa736cc6d719e2b63682f71fe2413e0273