[INFO] updating cached repository lpedrosa/guess_number
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lpedrosa/guess_number
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lpedrosa/guess_number" "work/ex/beta-1.38-1/sources/1.37.0/gh/lpedrosa/guess_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lpedrosa/guess_number'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lpedrosa/guess_number" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lpedrosa/guess_number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lpedrosa/guess_number'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 39e4681dd4a91437e45ea996af21f51b767af24b
[INFO] sha for GitHub repo lpedrosa/guess_number: 39e4681dd4a91437e45ea996af21f51b767af24b
[INFO] validating manifest of lpedrosa/guess_number 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 lpedrosa/guess_number 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 lpedrosa/guess_number
[INFO] finished frobbing lpedrosa/guess_number
[INFO] frobbed toml for lpedrosa/guess_number written to work/ex/beta-1.38-1/sources/1.37.0/gh/lpedrosa/guess_number/Cargo.toml
[INFO] started frobbing lpedrosa/guess_number
[INFO] finished frobbing lpedrosa/guess_number
[INFO] frobbed toml for lpedrosa/guess_number written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lpedrosa/guess_number/Cargo.toml
[INFO] crate lpedrosa/guess_number 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 lpedrosa/guess_number 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/lpedrosa/guess_number:/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] 56508190b22439b454fb7411dd774457f3712fb23c426cefe70622c54a431f07
[INFO] running `"docker" "start" "-a" "56508190b22439b454fb7411dd774457f3712fb23c426cefe70622c54a431f07"`
[INFO] [stderr]    Compiling guess_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "56508190b22439b454fb7411dd774457f3712fb23c426cefe70622c54a431f07"`
[INFO] running `"docker" "rm" "-f" "56508190b22439b454fb7411dd774457f3712fb23c426cefe70622c54a431f07"`
[INFO] [stdout] 56508190b22439b454fb7411dd774457f3712fb23c426cefe70622c54a431f07
[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/lpedrosa/guess_number:/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] f2eaaab146626bc5bf837bbe45c7a938f9a287e7483cedc65e2440a5b82ced54
[INFO] running `"docker" "start" "-a" "f2eaaab146626bc5bf837bbe45c7a938f9a287e7483cedc65e2440a5b82ced54"`
[INFO] [stderr]    Compiling guess_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "f2eaaab146626bc5bf837bbe45c7a938f9a287e7483cedc65e2440a5b82ced54"`
[INFO] running `"docker" "rm" "-f" "f2eaaab146626bc5bf837bbe45c7a938f9a287e7483cedc65e2440a5b82ced54"`
[INFO] [stdout] f2eaaab146626bc5bf837bbe45c7a938f9a287e7483cedc65e2440a5b82ced54
[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/lpedrosa/guess_number:/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] adc95a9323bf0e132218b70625cb4ef6eb45a49f768c41ea51f4d94d874ce3bf
[INFO] running `"docker" "start" "-a" "adc95a9323bf0e132218b70625cb4ef6eb45a49f768c41ea51f4d94d874ce3bf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guess_number-4b0ff62872ee8c22
[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" "adc95a9323bf0e132218b70625cb4ef6eb45a49f768c41ea51f4d94d874ce3bf"`
[INFO] running `"docker" "rm" "-f" "adc95a9323bf0e132218b70625cb4ef6eb45a49f768c41ea51f4d94d874ce3bf"`
[INFO] [stdout] adc95a9323bf0e132218b70625cb4ef6eb45a49f768c41ea51f4d94d874ce3bf