[INFO] updating cached repository tnactim/fahrenheit_celsius_converter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tnactim/fahrenheit_celsius_converter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tnactim/fahrenheit_celsius_converter" "work/ex/beta-1.38-1/sources/1.37.0/gh/tnactim/fahrenheit_celsius_converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tnactim/fahrenheit_celsius_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tnactim/fahrenheit_celsius_converter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tnactim/fahrenheit_celsius_converter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tnactim/fahrenheit_celsius_converter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bffa18dc08c1e8246abe624ee0cb3717001bb1ed
[INFO] sha for GitHub repo tnactim/fahrenheit_celsius_converter: bffa18dc08c1e8246abe624ee0cb3717001bb1ed
[INFO] validating manifest of tnactim/fahrenheit_celsius_converter 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 tnactim/fahrenheit_celsius_converter 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 tnactim/fahrenheit_celsius_converter
[INFO] finished frobbing tnactim/fahrenheit_celsius_converter
[INFO] frobbed toml for tnactim/fahrenheit_celsius_converter written to work/ex/beta-1.38-1/sources/1.37.0/gh/tnactim/fahrenheit_celsius_converter/Cargo.toml
[INFO] started frobbing tnactim/fahrenheit_celsius_converter
[INFO] finished frobbing tnactim/fahrenheit_celsius_converter
[INFO] frobbed toml for tnactim/fahrenheit_celsius_converter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tnactim/fahrenheit_celsius_converter/Cargo.toml
[INFO] crate tnactim/fahrenheit_celsius_converter 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 tnactim/fahrenheit_celsius_converter 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/tnactim/fahrenheit_celsius_converter:/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] 65d7584476b9979818a190366ede4e028ca645b81d3bc53c8f2542cf06887d8f
[INFO] running `"docker" "start" "-a" "65d7584476b9979818a190366ede4e028ca645b81d3bc53c8f2542cf06887d8f"`
[INFO] [stderr]    Compiling fahrenheit_celsius_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "65d7584476b9979818a190366ede4e028ca645b81d3bc53c8f2542cf06887d8f"`
[INFO] running `"docker" "rm" "-f" "65d7584476b9979818a190366ede4e028ca645b81d3bc53c8f2542cf06887d8f"`
[INFO] [stdout] 65d7584476b9979818a190366ede4e028ca645b81d3bc53c8f2542cf06887d8f
[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/tnactim/fahrenheit_celsius_converter:/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] 87498ee998c3d360af292f1273aca370ae4ea83b7e031faa73eff0b8d9a8607a
[INFO] running `"docker" "start" "-a" "87498ee998c3d360af292f1273aca370ae4ea83b7e031faa73eff0b8d9a8607a"`
[INFO] [stderr]    Compiling fahrenheit_celsius_converter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "87498ee998c3d360af292f1273aca370ae4ea83b7e031faa73eff0b8d9a8607a"`
[INFO] running `"docker" "rm" "-f" "87498ee998c3d360af292f1273aca370ae4ea83b7e031faa73eff0b8d9a8607a"`
[INFO] [stdout] 87498ee998c3d360af292f1273aca370ae4ea83b7e031faa73eff0b8d9a8607a
[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/tnactim/fahrenheit_celsius_converter:/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] eabf34978fa7bb1ea865283b6b46f00d2a6e7f239a9021c523d390b6c3574347
[INFO] running `"docker" "start" "-a" "eabf34978fa7bb1ea865283b6b46f00d2a6e7f239a9021c523d390b6c3574347"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running /opt/crater/target/debug/deps/fahrenheit_celsius_converter-2dd143c13a32995b
[INFO] running `"docker" "inspect" "eabf34978fa7bb1ea865283b6b46f00d2a6e7f239a9021c523d390b6c3574347"`
[INFO] running `"docker" "rm" "-f" "eabf34978fa7bb1ea865283b6b46f00d2a6e7f239a9021c523d390b6c3574347"`
[INFO] [stdout] eabf34978fa7bb1ea865283b6b46f00d2a6e7f239a9021c523d390b6c3574347