[INFO] updating cached repository jnferner/number_guessing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jnferner/number_guessing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jnferner/number_guessing" "work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jnferner/number_guessing" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jnferner/number_guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jnferner/number_guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 84c42a0b69c05253c605954530b8391fb2620f1a
[INFO] sha for GitHub repo jnferner/number_guessing: 84c42a0b69c05253c605954530b8391fb2620f1a
[INFO] validating manifest of jnferner/number_guessing 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 jnferner/number_guessing 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 jnferner/number_guessing
[INFO] finished frobbing jnferner/number_guessing
[INFO] frobbed toml for jnferner/number_guessing written to work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing/Cargo.toml
[INFO] started frobbing jnferner/number_guessing
[INFO] finished frobbing jnferner/number_guessing
[INFO] frobbed toml for jnferner/number_guessing written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jnferner/number_guessing/Cargo.toml
[INFO] crate jnferner/number_guessing 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 jnferner/number_guessing against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 24835f9cd0bedb142c3721c6519cc4c5c6a47f695e24788ac35eb893a7f16797
[INFO] running `"docker" "start" "-a" "24835f9cd0bedb142c3721c6519cc4c5c6a47f695e24788ac35eb893a7f16797"`
[INFO] [stderr]    Compiling number_guessing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "24835f9cd0bedb142c3721c6519cc4c5c6a47f695e24788ac35eb893a7f16797"`
[INFO] running `"docker" "rm" "-f" "24835f9cd0bedb142c3721c6519cc4c5c6a47f695e24788ac35eb893a7f16797"`
[INFO] [stdout] 24835f9cd0bedb142c3721c6519cc4c5c6a47f695e24788ac35eb893a7f16797
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2f59b90cc4eab267e52ad65f3668ff81e5d1213ea10418766dab789c057f56e4
[INFO] running `"docker" "start" "-a" "2f59b90cc4eab267e52ad65f3668ff81e5d1213ea10418766dab789c057f56e4"`
[INFO] [stderr]    Compiling number_guessing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "2f59b90cc4eab267e52ad65f3668ff81e5d1213ea10418766dab789c057f56e4"`
[INFO] running `"docker" "rm" "-f" "2f59b90cc4eab267e52ad65f3668ff81e5d1213ea10418766dab789c057f56e4"`
[INFO] [stdout] 2f59b90cc4eab267e52ad65f3668ff81e5d1213ea10418766dab789c057f56e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jnferner/number_guessing:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 9ef498d9cd32ee1836aeb2f3c2f45a1fffa635fc9c3c2ca1d152439c440ba35d
[INFO] running `"docker" "start" "-a" "9ef498d9cd32ee1836aeb2f3c2f45a1fffa635fc9c3c2ca1d152439c440ba35d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/number_guessing-f5e5662162efd23c
[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" "9ef498d9cd32ee1836aeb2f3c2f45a1fffa635fc9c3c2ca1d152439c440ba35d"`
[INFO] running `"docker" "rm" "-f" "9ef498d9cd32ee1836aeb2f3c2f45a1fffa635fc9c3c2ca1d152439c440ba35d"`
[INFO] [stdout] 9ef498d9cd32ee1836aeb2f3c2f45a1fffa635fc9c3c2ca1d152439c440ba35d