[INFO] updating cached repository abhishek6262/calculator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abhishek6262/calculator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abhishek6262/calculator" "work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abhishek6262/calculator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhishek6262/calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhishek6262/calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8913419afacd955fa7388bf023dafc8e4c9054b
[INFO] sha for GitHub repo abhishek6262/calculator: a8913419afacd955fa7388bf023dafc8e4c9054b
[INFO] validating manifest of abhishek6262/calculator 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 abhishek6262/calculator 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 abhishek6262/calculator
[INFO] finished frobbing abhishek6262/calculator
[INFO] frobbed toml for abhishek6262/calculator written to work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator/Cargo.toml
[INFO] started frobbing abhishek6262/calculator
[INFO] finished frobbing abhishek6262/calculator
[INFO] frobbed toml for abhishek6262/calculator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhishek6262/calculator/Cargo.toml
[INFO] crate abhishek6262/calculator 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 abhishek6262/calculator 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator:/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] f9c9a049e2814f52d9d4c4b1fcf3e43ea3bbacb4368791fcdb5c6a1312de7512
[INFO] running `"docker" "start" "-a" "f9c9a049e2814f52d9d4c4b1fcf3e43ea3bbacb4368791fcdb5c6a1312de7512"`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "f9c9a049e2814f52d9d4c4b1fcf3e43ea3bbacb4368791fcdb5c6a1312de7512"`
[INFO] running `"docker" "rm" "-f" "f9c9a049e2814f52d9d4c4b1fcf3e43ea3bbacb4368791fcdb5c6a1312de7512"`
[INFO] [stdout] f9c9a049e2814f52d9d4c4b1fcf3e43ea3bbacb4368791fcdb5c6a1312de7512
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator:/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] 96f16aa4a66cc2db1c6ecdfff033c77cb7e9755b93bef6534be41079bc3cc72b
[INFO] running `"docker" "start" "-a" "96f16aa4a66cc2db1c6ecdfff033c77cb7e9755b93bef6534be41079bc3cc72b"`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "96f16aa4a66cc2db1c6ecdfff033c77cb7e9755b93bef6534be41079bc3cc72b"`
[INFO] running `"docker" "rm" "-f" "96f16aa4a66cc2db1c6ecdfff033c77cb7e9755b93bef6534be41079bc3cc72b"`
[INFO] [stdout] 96f16aa4a66cc2db1c6ecdfff033c77cb7e9755b93bef6534be41079bc3cc72b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/abhishek6262/calculator:/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] e4cf3eebbdcf2cd5ed2726579f7681fe3ade3beb6dbf4c9941be57c647014da7
[INFO] running `"docker" "start" "-a" "e4cf3eebbdcf2cd5ed2726579f7681fe3ade3beb6dbf4c9941be57c647014da7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calculator-ceb6287879e57038
[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" "e4cf3eebbdcf2cd5ed2726579f7681fe3ade3beb6dbf4c9941be57c647014da7"`
[INFO] running `"docker" "rm" "-f" "e4cf3eebbdcf2cd5ed2726579f7681fe3ade3beb6dbf4c9941be57c647014da7"`
[INFO] [stdout] e4cf3eebbdcf2cd5ed2726579f7681fe3ade3beb6dbf4c9941be57c647014da7