[INFO] updating cached repository camccar/dailycodingproblem37
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/camccar/dailycodingproblem37
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/dailycodingproblem37" "work/ex/beta-1.37-6/sources/1.36.0/gh/camccar/dailycodingproblem37"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/camccar/dailycodingproblem37'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/camccar/dailycodingproblem37" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/camccar/dailycodingproblem37"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/camccar/dailycodingproblem37'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f08560a99843804794d0ab0060baae81063e4361
[INFO] sha for GitHub repo camccar/dailycodingproblem37: f08560a99843804794d0ab0060baae81063e4361
[INFO] validating manifest of camccar/dailycodingproblem37 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 camccar/dailycodingproblem37 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 camccar/dailycodingproblem37
[INFO] finished frobbing camccar/dailycodingproblem37
[INFO] frobbed toml for camccar/dailycodingproblem37 written to work/ex/beta-1.37-6/sources/1.36.0/gh/camccar/dailycodingproblem37/Cargo.toml
[INFO] started frobbing camccar/dailycodingproblem37
[INFO] finished frobbing camccar/dailycodingproblem37
[INFO] frobbed toml for camccar/dailycodingproblem37 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/camccar/dailycodingproblem37/Cargo.toml
[INFO] crate camccar/dailycodingproblem37 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 camccar/dailycodingproblem37 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-1/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/camccar/dailycodingproblem37:/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] 4a5a47ee8fffca48518423dd854148fb4bd94acef94167fcb7a569402da79d9f
[INFO] running `"docker" "start" "-a" "4a5a47ee8fffca48518423dd854148fb4bd94acef94167fcb7a569402da79d9f"`
[INFO] [stderr]    Compiling dcp37 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "4a5a47ee8fffca48518423dd854148fb4bd94acef94167fcb7a569402da79d9f"`
[INFO] running `"docker" "rm" "-f" "4a5a47ee8fffca48518423dd854148fb4bd94acef94167fcb7a569402da79d9f"`
[INFO] [stdout] 4a5a47ee8fffca48518423dd854148fb4bd94acef94167fcb7a569402da79d9f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/camccar/dailycodingproblem37:/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] 0e175668f839b0de8f1086779ab6fb5fcaa975c094822a2465f80c0dcd219e9e
[INFO] running `"docker" "start" "-a" "0e175668f839b0de8f1086779ab6fb5fcaa975c094822a2465f80c0dcd219e9e"`
[INFO] [stderr]    Compiling dcp37 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "0e175668f839b0de8f1086779ab6fb5fcaa975c094822a2465f80c0dcd219e9e"`
[INFO] running `"docker" "rm" "-f" "0e175668f839b0de8f1086779ab6fb5fcaa975c094822a2465f80c0dcd219e9e"`
[INFO] [stdout] 0e175668f839b0de8f1086779ab6fb5fcaa975c094822a2465f80c0dcd219e9e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/camccar/dailycodingproblem37:/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] 42f2c4783d9431632f818663e1de716f26b1a0fe562f3e0ebdba39414db16cf1
[INFO] running `"docker" "start" "-a" "42f2c4783d9431632f818663e1de716f26b1a0fe562f3e0ebdba39414db16cf1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dcp37-583c530dcaea4118
[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" "42f2c4783d9431632f818663e1de716f26b1a0fe562f3e0ebdba39414db16cf1"`
[INFO] running `"docker" "rm" "-f" "42f2c4783d9431632f818663e1de716f26b1a0fe562f3e0ebdba39414db16cf1"`
[INFO] [stdout] 42f2c4783d9431632f818663e1de716f26b1a0fe562f3e0ebdba39414db16cf1