[INFO] updating cached repository youmts/guessthenumber
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/youmts/guessthenumber
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/youmts/guessthenumber" "work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/youmts/guessthenumber" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/youmts/guessthenumber"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/youmts/guessthenumber'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2527bd45ae127e7d178e996c65ab97c111169950
[INFO] sha for GitHub repo youmts/guessthenumber: 2527bd45ae127e7d178e996c65ab97c111169950
[INFO] validating manifest of youmts/guessthenumber 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 youmts/guessthenumber 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 youmts/guessthenumber
[INFO] finished frobbing youmts/guessthenumber
[INFO] frobbed toml for youmts/guessthenumber written to work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber/Cargo.toml
[INFO] started frobbing youmts/guessthenumber
[INFO] finished frobbing youmts/guessthenumber
[INFO] frobbed toml for youmts/guessthenumber written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/youmts/guessthenumber/Cargo.toml
[INFO] crate youmts/guessthenumber 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 youmts/guessthenumber 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber:/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] d02e26fab5026c21e770e648f3df9b9ff6f16807b693e112ee23e38cd21feefe
[INFO] running `"docker" "start" "-a" "d02e26fab5026c21e770e648f3df9b9ff6f16807b693e112ee23e38cd21feefe"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "d02e26fab5026c21e770e648f3df9b9ff6f16807b693e112ee23e38cd21feefe"`
[INFO] running `"docker" "rm" "-f" "d02e26fab5026c21e770e648f3df9b9ff6f16807b693e112ee23e38cd21feefe"`
[INFO] [stdout] d02e26fab5026c21e770e648f3df9b9ff6f16807b693e112ee23e38cd21feefe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber:/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] 629af69516cb55fb362f0595cfcd0df06ddf157f94e013fa9567aabb6630b53b
[INFO] running `"docker" "start" "-a" "629af69516cb55fb362f0595cfcd0df06ddf157f94e013fa9567aabb6630b53b"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "629af69516cb55fb362f0595cfcd0df06ddf157f94e013fa9567aabb6630b53b"`
[INFO] running `"docker" "rm" "-f" "629af69516cb55fb362f0595cfcd0df06ddf157f94e013fa9567aabb6630b53b"`
[INFO] [stdout] 629af69516cb55fb362f0595cfcd0df06ddf157f94e013fa9567aabb6630b53b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/youmts/guessthenumber:/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] 6d2905b878a0bc5bc334fa1ba61873a0fbfa55c69e2c274a111ed802b32226e4
[INFO] running `"docker" "start" "-a" "6d2905b878a0bc5bc334fa1ba61873a0fbfa55c69e2c274a111ed802b32226e4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-60da4e662a305c42
[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" "6d2905b878a0bc5bc334fa1ba61873a0fbfa55c69e2c274a111ed802b32226e4"`
[INFO] running `"docker" "rm" "-f" "6d2905b878a0bc5bc334fa1ba61873a0fbfa55c69e2c274a111ed802b32226e4"`
[INFO] [stdout] 6d2905b878a0bc5bc334fa1ba61873a0fbfa55c69e2c274a111ed802b32226e4