[INFO] updating cached repository AlexD-Richardson/Rust-Guessing-Game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AlexD-Richardson/Rust-Guessing-Game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexD-Richardson/Rust-Guessing-Game" "work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AlexD-Richardson/Rust-Guessing-Game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AlexD-Richardson/Rust-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AlexD-Richardson/Rust-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a496b8dab9604fe8b8b55abc57eaf3cf01cae432
[INFO] sha for GitHub repo AlexD-Richardson/Rust-Guessing-Game: a496b8dab9604fe8b8b55abc57eaf3cf01cae432
[INFO] validating manifest of AlexD-Richardson/Rust-Guessing-Game 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 AlexD-Richardson/Rust-Guessing-Game 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 AlexD-Richardson/Rust-Guessing-Game
[INFO] finished frobbing AlexD-Richardson/Rust-Guessing-Game
[INFO] frobbed toml for AlexD-Richardson/Rust-Guessing-Game written to work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game/Cargo.toml
[INFO] started frobbing AlexD-Richardson/Rust-Guessing-Game
[INFO] finished frobbing AlexD-Richardson/Rust-Guessing-Game
[INFO] frobbed toml for AlexD-Richardson/Rust-Guessing-Game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AlexD-Richardson/Rust-Guessing-Game/Cargo.toml
[INFO] crate AlexD-Richardson/Rust-Guessing-Game 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 AlexD-Richardson/Rust-Guessing-Game 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game:/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] f73f8cd17eaf7364d25ecadc43e708828aaaf58b2d81068490a661ce2ff5188b
[INFO] running `"docker" "start" "-a" "f73f8cd17eaf7364d25ecadc43e708828aaaf58b2d81068490a661ce2ff5188b"`
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "f73f8cd17eaf7364d25ecadc43e708828aaaf58b2d81068490a661ce2ff5188b"`
[INFO] running `"docker" "rm" "-f" "f73f8cd17eaf7364d25ecadc43e708828aaaf58b2d81068490a661ce2ff5188b"`
[INFO] [stdout] f73f8cd17eaf7364d25ecadc43e708828aaaf58b2d81068490a661ce2ff5188b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game:/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] 3c2e148a7f7a9e5d7629607c11d6c9144025d9c294ecdcfb487fdd923231a4cb
[INFO] running `"docker" "start" "-a" "3c2e148a7f7a9e5d7629607c11d6c9144025d9c294ecdcfb487fdd923231a4cb"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "3c2e148a7f7a9e5d7629607c11d6c9144025d9c294ecdcfb487fdd923231a4cb"`
[INFO] running `"docker" "rm" "-f" "3c2e148a7f7a9e5d7629607c11d6c9144025d9c294ecdcfb487fdd923231a4cb"`
[INFO] [stdout] 3c2e148a7f7a9e5d7629607c11d6c9144025d9c294ecdcfb487fdd923231a4cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/AlexD-Richardson/Rust-Guessing-Game:/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] 6f9ee1fff0f93dc008e92b49b1d01dcdd79e88a38adefcd899b5da67431b3f7f
[INFO] running `"docker" "start" "-a" "6f9ee1fff0f93dc008e92b49b1d01dcdd79e88a38adefcd899b5da67431b3f7f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-3d805d9dcbdd76b4
[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" "6f9ee1fff0f93dc008e92b49b1d01dcdd79e88a38adefcd899b5da67431b3f7f"`
[INFO] running `"docker" "rm" "-f" "6f9ee1fff0f93dc008e92b49b1d01dcdd79e88a38adefcd899b5da67431b3f7f"`
[INFO] [stdout] 6f9ee1fff0f93dc008e92b49b1d01dcdd79e88a38adefcd899b5da67431b3f7f