[INFO] updating cached repository dskkato/last_comma_deleter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dskkato/last_comma_deleter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dskkato/last_comma_deleter" "work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dskkato/last_comma_deleter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dskkato/last_comma_deleter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dskkato/last_comma_deleter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17a15b5743cf1ddd996d7c762bda17738de3f24c
[INFO] sha for GitHub repo dskkato/last_comma_deleter: 17a15b5743cf1ddd996d7c762bda17738de3f24c
[INFO] validating manifest of dskkato/last_comma_deleter 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 dskkato/last_comma_deleter 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 dskkato/last_comma_deleter
[INFO] finished frobbing dskkato/last_comma_deleter
[INFO] frobbed toml for dskkato/last_comma_deleter written to work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter/Cargo.toml
[INFO] started frobbing dskkato/last_comma_deleter
[INFO] finished frobbing dskkato/last_comma_deleter
[INFO] frobbed toml for dskkato/last_comma_deleter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dskkato/last_comma_deleter/Cargo.toml
[INFO] crate dskkato/last_comma_deleter 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 dskkato/last_comma_deleter 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter:/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] 73b0a619be45ce6fe60015afa033a8e33d6cf2cc949d2992c13eb714197e148a
[INFO] running `"docker" "start" "-a" "73b0a619be45ce6fe60015afa033a8e33d6cf2cc949d2992c13eb714197e148a"`
[INFO] [stderr]    Compiling last_comma_deleter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "73b0a619be45ce6fe60015afa033a8e33d6cf2cc949d2992c13eb714197e148a"`
[INFO] running `"docker" "rm" "-f" "73b0a619be45ce6fe60015afa033a8e33d6cf2cc949d2992c13eb714197e148a"`
[INFO] [stdout] 73b0a619be45ce6fe60015afa033a8e33d6cf2cc949d2992c13eb714197e148a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter:/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] bd1aad016617112aed2615a9b841dfb5a6fe1134d4603d701cf445e15b528f4e
[INFO] running `"docker" "start" "-a" "bd1aad016617112aed2615a9b841dfb5a6fe1134d4603d701cf445e15b528f4e"`
[INFO] [stderr]    Compiling last_comma_deleter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "bd1aad016617112aed2615a9b841dfb5a6fe1134d4603d701cf445e15b528f4e"`
[INFO] running `"docker" "rm" "-f" "bd1aad016617112aed2615a9b841dfb5a6fe1134d4603d701cf445e15b528f4e"`
[INFO] [stdout] bd1aad016617112aed2615a9b841dfb5a6fe1134d4603d701cf445e15b528f4e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dskkato/last_comma_deleter:/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] 84559059daf9597bb45cd7790e956e75ba3bade13d6048afcda0e66fc9adc6f5
[INFO] running `"docker" "start" "-a" "84559059daf9597bb45cd7790e956e75ba3bade13d6048afcda0e66fc9adc6f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/last_comma_deleter-ca0128367ea885cf
[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" "84559059daf9597bb45cd7790e956e75ba3bade13d6048afcda0e66fc9adc6f5"`
[INFO] running `"docker" "rm" "-f" "84559059daf9597bb45cd7790e956e75ba3bade13d6048afcda0e66fc9adc6f5"`
[INFO] [stdout] 84559059daf9597bb45cd7790e956e75ba3bade13d6048afcda0e66fc9adc6f5