[INFO] updating cached repository jimliang/rust_codewars
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jimliang/rust_codewars
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jimliang/rust_codewars" "work/ex/beta-1.38-1/sources/1.37.0/gh/jimliang/rust_codewars"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jimliang/rust_codewars'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jimliang/rust_codewars" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jimliang/rust_codewars"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jimliang/rust_codewars'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a0ad2e40e03dcaab0f0442acdbc428cad1cf78d2
[INFO] sha for GitHub repo jimliang/rust_codewars: a0ad2e40e03dcaab0f0442acdbc428cad1cf78d2
[INFO] validating manifest of jimliang/rust_codewars 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 jimliang/rust_codewars 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 jimliang/rust_codewars
[INFO] finished frobbing jimliang/rust_codewars
[INFO] frobbed toml for jimliang/rust_codewars written to work/ex/beta-1.38-1/sources/1.37.0/gh/jimliang/rust_codewars/Cargo.toml
[INFO] started frobbing jimliang/rust_codewars
[INFO] finished frobbing jimliang/rust_codewars
[INFO] frobbed toml for jimliang/rust_codewars written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jimliang/rust_codewars/Cargo.toml
[INFO] crate jimliang/rust_codewars 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jimliang/rust_codewars 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/jimliang/rust_codewars:/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] 8dd2561178ab843e5955ccecd2d9fd0ba4ff722f7a5474ebf32b0f1ac24a71a6
[INFO] running `"docker" "start" "-a" "8dd2561178ab843e5955ccecd2d9fd0ba4ff722f7a5474ebf32b0f1ac24a71a6"`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "8dd2561178ab843e5955ccecd2d9fd0ba4ff722f7a5474ebf32b0f1ac24a71a6"`
[INFO] running `"docker" "rm" "-f" "8dd2561178ab843e5955ccecd2d9fd0ba4ff722f7a5474ebf32b0f1ac24a71a6"`
[INFO] [stdout] 8dd2561178ab843e5955ccecd2d9fd0ba4ff722f7a5474ebf32b0f1ac24a71a6
[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/jimliang/rust_codewars:/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] e2ab96160834efaa58b3be45613e6f4086626d55fc150eccafe36bd5851132d4
[INFO] running `"docker" "start" "-a" "e2ab96160834efaa58b3be45613e6f4086626d55fc150eccafe36bd5851132d4"`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "e2ab96160834efaa58b3be45613e6f4086626d55fc150eccafe36bd5851132d4"`
[INFO] running `"docker" "rm" "-f" "e2ab96160834efaa58b3be45613e6f4086626d55fc150eccafe36bd5851132d4"`
[INFO] [stdout] e2ab96160834efaa58b3be45613e6f4086626d55fc150eccafe36bd5851132d4
[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/jimliang/rust_codewars:/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] 03978a647b74aa24e1429ef09ca3af79bdbc2bcea3748b4824d35bb53ad33d4d
[INFO] running `"docker" "start" "-a" "03978a647b74aa24e1429ef09ca3af79bdbc2bcea3748b4824d35bb53ad33d4d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/demo-3f7bc3b7d13765ae
[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" "03978a647b74aa24e1429ef09ca3af79bdbc2bcea3748b4824d35bb53ad33d4d"`
[INFO] running `"docker" "rm" "-f" "03978a647b74aa24e1429ef09ca3af79bdbc2bcea3748b4824d35bb53ad33d4d"`
[INFO] [stdout] 03978a647b74aa24e1429ef09ca3af79bdbc2bcea3748b4824d35bb53ad33d4d