[INFO] updating cached repository jbw3/code-contributors-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jbw3/code-contributors-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jbw3/code-contributors-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/jbw3/code-contributors-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jbw3/code-contributors-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jbw3/code-contributors-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 736fef90c1fae45058ad3d7456a687f04720282f
[INFO] sha for GitHub repo jbw3/code-contributors-rust: 736fef90c1fae45058ad3d7456a687f04720282f
[INFO] validating manifest of jbw3/code-contributors-rust 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 jbw3/code-contributors-rust 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 jbw3/code-contributors-rust
[INFO] finished frobbing jbw3/code-contributors-rust
[INFO] frobbed toml for jbw3/code-contributors-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/jbw3/code-contributors-rust/Cargo.toml
[INFO] started frobbing jbw3/code-contributors-rust
[INFO] finished frobbing jbw3/code-contributors-rust
[INFO] frobbed toml for jbw3/code-contributors-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust/Cargo.toml
[INFO] crate jbw3/code-contributors-rust 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 jbw3/code-contributors-rust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] da71cec73c35f19792e1eb64785b8667ad71bab67954fd7aeb719b62b54c4a6f
[INFO] running `"docker" "start" "-a" "da71cec73c35f19792e1eb64785b8667ad71bab67954fd7aeb719b62b54c4a6f"`
[INFO] [stderr]    Compiling code-contributors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `"docker" "inspect" "da71cec73c35f19792e1eb64785b8667ad71bab67954fd7aeb719b62b54c4a6f"`
[INFO] running `"docker" "rm" "-f" "da71cec73c35f19792e1eb64785b8667ad71bab67954fd7aeb719b62b54c4a6f"`
[INFO] [stdout] da71cec73c35f19792e1eb64785b8667ad71bab67954fd7aeb719b62b54c4a6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d092561b14b6ce7b92c3ef75d9c18fbd9683f56d1fe5b80fa85f63892b2db0ae
[INFO] running `"docker" "start" "-a" "d092561b14b6ce7b92c3ef75d9c18fbd9683f56d1fe5b80fa85f63892b2db0ae"`
[INFO] [stderr]    Compiling code-contributors v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "d092561b14b6ce7b92c3ef75d9c18fbd9683f56d1fe5b80fa85f63892b2db0ae"`
[INFO] running `"docker" "rm" "-f" "d092561b14b6ce7b92c3ef75d9c18fbd9683f56d1fe5b80fa85f63892b2db0ae"`
[INFO] [stdout] d092561b14b6ce7b92c3ef75d9c18fbd9683f56d1fe5b80fa85f63892b2db0ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jbw3/code-contributors-rust:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6d1e43f6d2f706e6cfb2fd9cf1e72e5eb3c26eb85321de763b2ff542663e831f
[INFO] running `"docker" "start" "-a" "6d1e43f6d2f706e6cfb2fd9cf1e72e5eb3c26eb85321de763b2ff542663e831f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/code_contributors-65c0f825fb2c80d8
[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" "6d1e43f6d2f706e6cfb2fd9cf1e72e5eb3c26eb85321de763b2ff542663e831f"`
[INFO] running `"docker" "rm" "-f" "6d1e43f6d2f706e6cfb2fd9cf1e72e5eb3c26eb85321de763b2ff542663e831f"`
[INFO] [stdout] 6d1e43f6d2f706e6cfb2fd9cf1e72e5eb3c26eb85321de763b2ff542663e831f