[INFO] updating cached repository nobleach/cc-2018-02-23
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nobleach/cc-2018-02-23
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nobleach/cc-2018-02-23" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nobleach/cc-2018-02-23"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nobleach/cc-2018-02-23'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nobleach/cc-2018-02-23" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd10ba5e02310e27c6181c88a4cc1cc21df2e38f
[INFO] sha for GitHub repo nobleach/cc-2018-02-23: dd10ba5e02310e27c6181c88a4cc1cc21df2e38f
[INFO] validating manifest of nobleach/cc-2018-02-23 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nobleach/cc-2018-02-23 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nobleach/cc-2018-02-23
[INFO] finished frobbing nobleach/cc-2018-02-23
[INFO] frobbed toml for nobleach/cc-2018-02-23 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/nobleach/cc-2018-02-23/Cargo.toml
[INFO] started frobbing nobleach/cc-2018-02-23
[INFO] finished frobbing nobleach/cc-2018-02-23
[INFO] frobbed toml for nobleach/cc-2018-02-23 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23/Cargo.toml
[INFO] crate nobleach/cc-2018-02-23 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nobleach/cc-2018-02-23 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 31d7942cc37976c5616159ea7d3b6d83dc93b4b35bac5007c735bfdfe88f0d2f
[INFO] running `"docker" "start" "-a" "31d7942cc37976c5616159ea7d3b6d83dc93b4b35bac5007c735bfdfe88f0d2f"`
[INFO] [stderr]    Compiling rust-balanced-brackets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "31d7942cc37976c5616159ea7d3b6d83dc93b4b35bac5007c735bfdfe88f0d2f"`
[INFO] running `"docker" "rm" "-f" "31d7942cc37976c5616159ea7d3b6d83dc93b4b35bac5007c735bfdfe88f0d2f"`
[INFO] [stdout] 31d7942cc37976c5616159ea7d3b6d83dc93b4b35bac5007c735bfdfe88f0d2f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9e8f52f04e03c585c3c6ae62a4dbf470f1a108aa192e2a3b41dec075c04f002c
[INFO] running `"docker" "start" "-a" "9e8f52f04e03c585c3c6ae62a4dbf470f1a108aa192e2a3b41dec075c04f002c"`
[INFO] [stderr]    Compiling rust-balanced-brackets v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "9e8f52f04e03c585c3c6ae62a4dbf470f1a108aa192e2a3b41dec075c04f002c"`
[INFO] running `"docker" "rm" "-f" "9e8f52f04e03c585c3c6ae62a4dbf470f1a108aa192e2a3b41dec075c04f002c"`
[INFO] [stdout] 9e8f52f04e03c585c3c6ae62a4dbf470f1a108aa192e2a3b41dec075c04f002c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/nobleach/cc-2018-02-23:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 1eea98ef49abcf3489b58973dc1ba3d2caadaee10a20e2988318de11e1e06658
[INFO] running `"docker" "start" "-a" "1eea98ef49abcf3489b58973dc1ba3d2caadaee10a20e2988318de11e1e06658"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_balanced_brackets-f53420a6e358963c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_is_balanced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1eea98ef49abcf3489b58973dc1ba3d2caadaee10a20e2988318de11e1e06658"`
[INFO] running `"docker" "rm" "-f" "1eea98ef49abcf3489b58973dc1ba3d2caadaee10a20e2988318de11e1e06658"`
[INFO] [stdout] 1eea98ef49abcf3489b58973dc1ba3d2caadaee10a20e2988318de11e1e06658