[INFO] updating cached repository chriskuehl/example-rust-pre-commit-hook
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chriskuehl/example-rust-pre-commit-hook
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chriskuehl/example-rust-pre-commit-hook" "work/ex/beta-1.37-6/sources/1.36.0/gh/chriskuehl/example-rust-pre-commit-hook"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/chriskuehl/example-rust-pre-commit-hook'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chriskuehl/example-rust-pre-commit-hook" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 457889b6d02c49704164db1d981f8ae799f03e92
[INFO] sha for GitHub repo chriskuehl/example-rust-pre-commit-hook: 457889b6d02c49704164db1d981f8ae799f03e92
[INFO] validating manifest of chriskuehl/example-rust-pre-commit-hook 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 chriskuehl/example-rust-pre-commit-hook 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 chriskuehl/example-rust-pre-commit-hook
[INFO] finished frobbing chriskuehl/example-rust-pre-commit-hook
[INFO] frobbed toml for chriskuehl/example-rust-pre-commit-hook written to work/ex/beta-1.37-6/sources/1.36.0/gh/chriskuehl/example-rust-pre-commit-hook/Cargo.toml
[INFO] started frobbing chriskuehl/example-rust-pre-commit-hook
[INFO] finished frobbing chriskuehl/example-rust-pre-commit-hook
[INFO] frobbed toml for chriskuehl/example-rust-pre-commit-hook written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook/Cargo.toml
[INFO] crate chriskuehl/example-rust-pre-commit-hook already has a lockfile, it will not be regenerated
[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 chriskuehl/example-rust-pre-commit-hook 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-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook:/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] 4e9ebabf555645c8373f5bff37f5ca9271497f0e1c6d9a502b43c915417f3b1d
[INFO] running `"docker" "start" "-a" "4e9ebabf555645c8373f5bff37f5ca9271497f0e1c6d9a502b43c915417f3b1d"`
[INFO] [stderr]    Compiling capitalize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "4e9ebabf555645c8373f5bff37f5ca9271497f0e1c6d9a502b43c915417f3b1d"`
[INFO] running `"docker" "rm" "-f" "4e9ebabf555645c8373f5bff37f5ca9271497f0e1c6d9a502b43c915417f3b1d"`
[INFO] [stdout] 4e9ebabf555645c8373f5bff37f5ca9271497f0e1c6d9a502b43c915417f3b1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook:/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] cdf26c9f626261143a24e4a87630fa5b17a2abb5a49d905f81838cbf109e4b84
[INFO] running `"docker" "start" "-a" "cdf26c9f626261143a24e4a87630fa5b17a2abb5a49d905f81838cbf109e4b84"`
[INFO] [stderr]    Compiling capitalize v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "cdf26c9f626261143a24e4a87630fa5b17a2abb5a49d905f81838cbf109e4b84"`
[INFO] running `"docker" "rm" "-f" "cdf26c9f626261143a24e4a87630fa5b17a2abb5a49d905f81838cbf109e4b84"`
[INFO] [stdout] cdf26c9f626261143a24e4a87630fa5b17a2abb5a49d905f81838cbf109e4b84
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chriskuehl/example-rust-pre-commit-hook:/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] 3e7318bcfab564aff7643b1e07526d82ca7e3bb17c78452458cde1d1e2a8c97e
[INFO] running `"docker" "start" "-a" "3e7318bcfab564aff7643b1e07526d82ca7e3bb17c78452458cde1d1e2a8c97e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/capitalize-df8cc6b42d93d6f7
[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" "3e7318bcfab564aff7643b1e07526d82ca7e3bb17c78452458cde1d1e2a8c97e"`
[INFO] running `"docker" "rm" "-f" "3e7318bcfab564aff7643b1e07526d82ca7e3bb17c78452458cde1d1e2a8c97e"`
[INFO] [stdout] 3e7318bcfab564aff7643b1e07526d82ca7e3bb17c78452458cde1d1e2a8c97e