[INFO] updating cached repository lecrepuscule/fahrenheit_to_celsius
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lecrepuscule/fahrenheit_to_celsius
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lecrepuscule/fahrenheit_to_celsius" "work/ex/beta-1.37-6/sources/1.36.0/gh/lecrepuscule/fahrenheit_to_celsius"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/lecrepuscule/fahrenheit_to_celsius'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lecrepuscule/fahrenheit_to_celsius" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lecrepuscule/fahrenheit_to_celsius"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lecrepuscule/fahrenheit_to_celsius'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25052585febd29301c4abe0ad72c3956fd391a51
[INFO] sha for GitHub repo lecrepuscule/fahrenheit_to_celsius: 25052585febd29301c4abe0ad72c3956fd391a51
[INFO] validating manifest of lecrepuscule/fahrenheit_to_celsius 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 lecrepuscule/fahrenheit_to_celsius 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 lecrepuscule/fahrenheit_to_celsius
[INFO] finished frobbing lecrepuscule/fahrenheit_to_celsius
[INFO] frobbed toml for lecrepuscule/fahrenheit_to_celsius written to work/ex/beta-1.37-6/sources/1.36.0/gh/lecrepuscule/fahrenheit_to_celsius/Cargo.toml
[INFO] started frobbing lecrepuscule/fahrenheit_to_celsius
[INFO] finished frobbing lecrepuscule/fahrenheit_to_celsius
[INFO] frobbed toml for lecrepuscule/fahrenheit_to_celsius written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/lecrepuscule/fahrenheit_to_celsius/Cargo.toml
[INFO] crate lecrepuscule/fahrenheit_to_celsius 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 lecrepuscule/fahrenheit_to_celsius 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-4/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/lecrepuscule/fahrenheit_to_celsius:/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] d3992be8c249e5737cecfb6826615708491c6bb63fbe91eff8ca6bd429b38713
[INFO] running `"docker" "start" "-a" "d3992be8c249e5737cecfb6826615708491c6bb63fbe91eff8ca6bd429b38713"`
[INFO] [stderr]    Compiling fahrenheit_to_celsius v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "d3992be8c249e5737cecfb6826615708491c6bb63fbe91eff8ca6bd429b38713"`
[INFO] running `"docker" "rm" "-f" "d3992be8c249e5737cecfb6826615708491c6bb63fbe91eff8ca6bd429b38713"`
[INFO] [stdout] d3992be8c249e5737cecfb6826615708491c6bb63fbe91eff8ca6bd429b38713
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/lecrepuscule/fahrenheit_to_celsius:/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] 980b8c9f37084e7c433937da39f61e6797b55620a609eb5caf169f333093a805
[INFO] running `"docker" "start" "-a" "980b8c9f37084e7c433937da39f61e6797b55620a609eb5caf169f333093a805"`
[INFO] [stderr]    Compiling fahrenheit_to_celsius v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "980b8c9f37084e7c433937da39f61e6797b55620a609eb5caf169f333093a805"`
[INFO] running `"docker" "rm" "-f" "980b8c9f37084e7c433937da39f61e6797b55620a609eb5caf169f333093a805"`
[INFO] [stdout] 980b8c9f37084e7c433937da39f61e6797b55620a609eb5caf169f333093a805
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/lecrepuscule/fahrenheit_to_celsius:/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] 74e853c42d064e8982c188aeddbc69d1c17daec4e322c8844429b2330c5c4b1d
[INFO] running `"docker" "start" "-a" "74e853c42d064e8982c188aeddbc69d1c17daec4e322c8844429b2330c5c4b1d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fahrenheit_to_celsius-6ec6d03ea0dcdcc4
[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" "74e853c42d064e8982c188aeddbc69d1c17daec4e322c8844429b2330c5c4b1d"`
[INFO] running `"docker" "rm" "-f" "74e853c42d064e8982c188aeddbc69d1c17daec4e322c8844429b2330c5c4b1d"`
[INFO] [stdout] 74e853c42d064e8982c188aeddbc69d1c17daec4e322c8844429b2330c5c4b1d