[INFO] updating cached repository tbk1988/ramseyrecursion
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tbk1988/ramseyrecursion
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tbk1988/ramseyrecursion" "work/ex/beta-1.38-1/sources/1.37.0/gh/tbk1988/ramseyrecursion"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tbk1988/ramseyrecursion'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tbk1988/ramseyrecursion" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9df0cd2304ad7fc6035f9a4e00b24aef163f2b22
[INFO] sha for GitHub repo tbk1988/ramseyrecursion: 9df0cd2304ad7fc6035f9a4e00b24aef163f2b22
[INFO] validating manifest of tbk1988/ramseyrecursion 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 tbk1988/ramseyrecursion 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 tbk1988/ramseyrecursion
[INFO] finished frobbing tbk1988/ramseyrecursion
[INFO] frobbed toml for tbk1988/ramseyrecursion written to work/ex/beta-1.38-1/sources/1.37.0/gh/tbk1988/ramseyrecursion/Cargo.toml
[INFO] started frobbing tbk1988/ramseyrecursion
[INFO] finished frobbing tbk1988/ramseyrecursion
[INFO] frobbed toml for tbk1988/ramseyrecursion written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion/Cargo.toml
[INFO] crate tbk1988/ramseyrecursion 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] testing tbk1988/ramseyrecursion against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] bb5198b3f02dd3d70858d0aeb7b1f352c725210f94e5264b94d4fe5b44521f54
[INFO] running `"docker" "start" "-a" "bb5198b3f02dd3d70858d0aeb7b1f352c725210f94e5264b94d4fe5b44521f54"`
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling ramsey_numbers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `"docker" "inspect" "bb5198b3f02dd3d70858d0aeb7b1f352c725210f94e5264b94d4fe5b44521f54"`
[INFO] running `"docker" "rm" "-f" "bb5198b3f02dd3d70858d0aeb7b1f352c725210f94e5264b94d4fe5b44521f54"`
[INFO] [stdout] bb5198b3f02dd3d70858d0aeb7b1f352c725210f94e5264b94d4fe5b44521f54
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4e4d396ec1fc2aec419fd326f8dd4e98d70adcc805b2078ab86d34e3cfc6889d
[INFO] running `"docker" "start" "-a" "4e4d396ec1fc2aec419fd326f8dd4e98d70adcc805b2078ab86d34e3cfc6889d"`
[INFO] [stderr]    Compiling ramsey_numbers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "4e4d396ec1fc2aec419fd326f8dd4e98d70adcc805b2078ab86d34e3cfc6889d"`
[INFO] running `"docker" "rm" "-f" "4e4d396ec1fc2aec419fd326f8dd4e98d70adcc805b2078ab86d34e3cfc6889d"`
[INFO] [stdout] 4e4d396ec1fc2aec419fd326f8dd4e98d70adcc805b2078ab86d34e3cfc6889d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbk1988/ramseyrecursion:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] d34e500ab24792f029ca1eb8f91014e0d5498f41c85fdea172ffdfe67955d746
[INFO] running `"docker" "start" "-a" "d34e500ab24792f029ca1eb8f91014e0d5498f41c85fdea172ffdfe67955d746"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ramsey_numbers-6750b828ae078eb6
[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" "d34e500ab24792f029ca1eb8f91014e0d5498f41c85fdea172ffdfe67955d746"`
[INFO] running `"docker" "rm" "-f" "d34e500ab24792f029ca1eb8f91014e0d5498f41c85fdea172ffdfe67955d746"`
[INFO] [stdout] d34e500ab24792f029ca1eb8f91014e0d5498f41c85fdea172ffdfe67955d746