[INFO] updating cached repository euank/take_while_with_failure.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/euank/take_while_with_failure.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/euank/take_while_with_failure.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/euank/take_while_with_failure.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/euank/take_while_with_failure.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/euank/take_while_with_failure.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euank/take_while_with_failure.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euank/take_while_with_failure.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f9675466972a29116fc8a7c8c9078c41f914ef20
[INFO] sha for GitHub repo euank/take_while_with_failure.rs: f9675466972a29116fc8a7c8c9078c41f914ef20
[INFO] validating manifest of euank/take_while_with_failure.rs 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 euank/take_while_with_failure.rs 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 euank/take_while_with_failure.rs
[INFO] finished frobbing euank/take_while_with_failure.rs
[INFO] frobbed toml for euank/take_while_with_failure.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/euank/take_while_with_failure.rs/Cargo.toml
[INFO] started frobbing euank/take_while_with_failure.rs
[INFO] finished frobbing euank/take_while_with_failure.rs
[INFO] frobbed toml for euank/take_while_with_failure.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/euank/take_while_with_failure.rs/Cargo.toml
[INFO] crate euank/take_while_with_failure.rs 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 euank/take_while_with_failure.rs 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/gh/euank/take_while_with_failure.rs:/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] 6d73ef1cb1f949304ff185736ff6cde509af4e6accb3c3d66fb7965f987b6ac5
[INFO] running `"docker" "start" "-a" "6d73ef1cb1f949304ff185736ff6cde509af4e6accb3c3d66fb7965f987b6ac5"`
[INFO] [stderr]    Compiling take_while_with_failure v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "6d73ef1cb1f949304ff185736ff6cde509af4e6accb3c3d66fb7965f987b6ac5"`
[INFO] running `"docker" "rm" "-f" "6d73ef1cb1f949304ff185736ff6cde509af4e6accb3c3d66fb7965f987b6ac5"`
[INFO] [stdout] 6d73ef1cb1f949304ff185736ff6cde509af4e6accb3c3d66fb7965f987b6ac5
[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/gh/euank/take_while_with_failure.rs:/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] 2dcbe1c5e754d579f6e62b067e5d2064ac6f132d09212fdbb39bf0b6362536a2
[INFO] running `"docker" "start" "-a" "2dcbe1c5e754d579f6e62b067e5d2064ac6f132d09212fdbb39bf0b6362536a2"`
[INFO] [stderr]    Compiling take_while_with_failure v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "2dcbe1c5e754d579f6e62b067e5d2064ac6f132d09212fdbb39bf0b6362536a2"`
[INFO] running `"docker" "rm" "-f" "2dcbe1c5e754d579f6e62b067e5d2064ac6f132d09212fdbb39bf0b6362536a2"`
[INFO] [stdout] 2dcbe1c5e754d579f6e62b067e5d2064ac6f132d09212fdbb39bf0b6362536a2
[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/gh/euank/take_while_with_failure.rs:/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] 29d1f4ee260fce512d6768c24ab98b85257ff1feeaeaf500d9d76aec3ac6330b
[INFO] running `"docker" "start" "-a" "29d1f4ee260fce512d6768c24ab98b85257ff1feeaeaf500d9d76aec3ac6330b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/take_while_with_failure-415edd960065b0b9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test it_always_includes_the_first_element ... ok
[INFO] [stdout] test it_includes_all_when_true ... ok
[INFO] [stdout] test it_includes_failure ... ok
[INFO] [stdout] test it_works_on_empty_vecs ... 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 take_while_with_failure
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - I::take_while_with_failure (line 62) ... ok
[INFO] [stdout] test src/lib.rs - I::take_while_with_failure (line 54) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "29d1f4ee260fce512d6768c24ab98b85257ff1feeaeaf500d9d76aec3ac6330b"`
[INFO] running `"docker" "rm" "-f" "29d1f4ee260fce512d6768c24ab98b85257ff1feeaeaf500d9d76aec3ac6330b"`
[INFO] [stdout] 29d1f4ee260fce512d6768c24ab98b85257ff1feeaeaf500d9d76aec3ac6330b