[INFO] updating cached repository benaryorg/rust-cli_calculator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/benaryorg/rust-cli_calculator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/benaryorg/rust-cli_calculator" "work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/benaryorg/rust-cli_calculator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benaryorg/rust-cli_calculator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benaryorg/rust-cli_calculator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 04bfcab929e3100094264ca91f6193a24d69b4a9
[INFO] sha for GitHub repo benaryorg/rust-cli_calculator: 04bfcab929e3100094264ca91f6193a24d69b4a9
[INFO] validating manifest of benaryorg/rust-cli_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 benaryorg/rust-cli_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 benaryorg/rust-cli_calculator
[INFO] finished frobbing benaryorg/rust-cli_calculator
[INFO] frobbed toml for benaryorg/rust-cli_calculator written to work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_calculator/Cargo.toml
[INFO] started frobbing benaryorg/rust-cli_calculator
[INFO] finished frobbing benaryorg/rust-cli_calculator
[INFO] frobbed toml for benaryorg/rust-cli_calculator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benaryorg/rust-cli_calculator/Cargo.toml
[INFO] crate benaryorg/rust-cli_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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_calculator/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 benaryorg/rust-cli_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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_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] 4a83ca96375e8809d1f56fdfa19efbb62f7b6c67c9f0da747774c474684a944f
[INFO] running `"docker" "start" "-a" "4a83ca96375e8809d1f56fdfa19efbb62f7b6c67c9f0da747774c474684a944f"`
[INFO] [stderr]    Compiling calculator v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "4a83ca96375e8809d1f56fdfa19efbb62f7b6c67c9f0da747774c474684a944f"`
[INFO] running `"docker" "rm" "-f" "4a83ca96375e8809d1f56fdfa19efbb62f7b6c67c9f0da747774c474684a944f"`
[INFO] [stdout] 4a83ca96375e8809d1f56fdfa19efbb62f7b6c67c9f0da747774c474684a944f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_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] 222a3d80df07dec2ebf0cf447d4f1c8e24aca6067e753c9e9eec698577d46d9a
[INFO] running `"docker" "start" "-a" "222a3d80df07dec2ebf0cf447d4f1c8e24aca6067e753c9e9eec698577d46d9a"`
[INFO] [stderr]    Compiling calculator v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "222a3d80df07dec2ebf0cf447d4f1c8e24aca6067e753c9e9eec698577d46d9a"`
[INFO] running `"docker" "rm" "-f" "222a3d80df07dec2ebf0cf447d4f1c8e24aca6067e753c9e9eec698577d46d9a"`
[INFO] [stdout] 222a3d80df07dec2ebf0cf447d4f1c8e24aca6067e753c9e9eec698577d46d9a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benaryorg/rust-cli_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] 09060e77080e757d89019883ccdf9789b1a6ced35057807dea6839321ba524e8
[INFO] running `"docker" "start" "-a" "09060e77080e757d89019883ccdf9789b1a6ced35057807dea6839321ba524e8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calculator-6a8cad6b3b17ad55
[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" "09060e77080e757d89019883ccdf9789b1a6ced35057807dea6839321ba524e8"`
[INFO] running `"docker" "rm" "-f" "09060e77080e757d89019883ccdf9789b1a6ced35057807dea6839321ba524e8"`
[INFO] [stdout] 09060e77080e757d89019883ccdf9789b1a6ced35057807dea6839321ba524e8