[INFO] crate diff-rs 0.2.3 is already in cache
[INFO] extracting crate diff-rs 0.2.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/diff-rs/0.2.3
[INFO] extracting crate diff-rs 0.2.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/diff-rs/0.2.3
[INFO] validating manifest of diff-rs-0.2.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of diff-rs-0.2.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing diff-rs-0.2.3
[INFO] finished frobbing diff-rs-0.2.3
[INFO] frobbed toml for diff-rs-0.2.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/diff-rs/0.2.3/Cargo.toml
[INFO] started frobbing diff-rs-0.2.3
[INFO] finished frobbing diff-rs-0.2.3
[INFO] frobbed toml for diff-rs-0.2.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/diff-rs/0.2.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing diff-rs-0.2.3 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/diff-rs/0.2.3:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 192c051f8c66953ad043f18876861512c3c06c48d0b5434f252faa0ab855510e
[INFO] running `"docker" "start" "-a" "192c051f8c66953ad043f18876861512c3c06c48d0b5434f252faa0ab855510e"`
[INFO] [stderr]    Compiling diffs v0.2.1
[INFO] [stderr]    Compiling diff-rs v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `"docker" "inspect" "192c051f8c66953ad043f18876861512c3c06c48d0b5434f252faa0ab855510e"`
[INFO] running `"docker" "rm" "-f" "192c051f8c66953ad043f18876861512c3c06c48d0b5434f252faa0ab855510e"`
[INFO] [stdout] 192c051f8c66953ad043f18876861512c3c06c48d0b5434f252faa0ab855510e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/diff-rs/0.2.3:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d33958e29752c60ae4ea865a101fbc586ea102ea186dac03bc39578445b2b1b0
[INFO] running `"docker" "start" "-a" "d33958e29752c60ae4ea865a101fbc586ea102ea186dac03bc39578445b2b1b0"`
[INFO] [stderr]    Compiling diff-rs v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "d33958e29752c60ae4ea865a101fbc586ea102ea186dac03bc39578445b2b1b0"`
[INFO] running `"docker" "rm" "-f" "d33958e29752c60ae4ea865a101fbc586ea102ea186dac03bc39578445b2b1b0"`
[INFO] [stdout] d33958e29752c60ae4ea865a101fbc586ea102ea186dac03bc39578445b2b1b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/diff-rs/0.2.3:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] b4ef9f15955eaa73c74b343928bd0b358fc1a4f9ec7549accb4d7addc3f69f7e
[INFO] running `"docker" "start" "-a" "b4ef9f15955eaa73c74b343928bd0b358fc1a4f9ec7549accb4d7addc3f69f7e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/diff_rs-01d514ed896cc174
[INFO] [stderr]      Running /opt/crater/target/debug/deps/diff_rs-da253a886939ab42
[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] [stderr]    Doc-tests diff-rs
[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" "b4ef9f15955eaa73c74b343928bd0b358fc1a4f9ec7549accb4d7addc3f69f7e"`
[INFO] running `"docker" "rm" "-f" "b4ef9f15955eaa73c74b343928bd0b358fc1a4f9ec7549accb4d7addc3f69f7e"`
[INFO] [stdout] b4ef9f15955eaa73c74b343928bd0b358fc1a4f9ec7549accb4d7addc3f69f7e