[INFO] updating cached repository iLGunners/Rust-Simple-Guessing-Game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iLGunners/Rust-Simple-Guessing-Game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Rust-Simple-Guessing-Game" "work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iLGunners/Rust-Simple-Guessing-Game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iLGunners/Rust-Simple-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iLGunners/Rust-Simple-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12d9b6dfc16c3cc4ddea5b215543977b554c997d
[INFO] sha for GitHub repo iLGunners/Rust-Simple-Guessing-Game: 12d9b6dfc16c3cc4ddea5b215543977b554c997d
[INFO] validating manifest of iLGunners/Rust-Simple-Guessing-Game 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 iLGunners/Rust-Simple-Guessing-Game 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 iLGunners/Rust-Simple-Guessing-Game
[INFO] finished frobbing iLGunners/Rust-Simple-Guessing-Game
[INFO] frobbed toml for iLGunners/Rust-Simple-Guessing-Game written to work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-Guessing-Game/Cargo.toml
[INFO] started frobbing iLGunners/Rust-Simple-Guessing-Game
[INFO] finished frobbing iLGunners/Rust-Simple-Guessing-Game
[INFO] frobbed toml for iLGunners/Rust-Simple-Guessing-Game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iLGunners/Rust-Simple-Guessing-Game/Cargo.toml
[INFO] crate iLGunners/Rust-Simple-Guessing-Game 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 iLGunners/Rust-Simple-Guessing-Game 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9e2584215ed0bee362dd632239aa966b1a5586a95d61ca51510158b66a5ca791
[INFO] running `"docker" "start" "-a" "9e2584215ed0bee362dd632239aa966b1a5586a95d61ca51510158b66a5ca791"`
[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" "9e2584215ed0bee362dd632239aa966b1a5586a95d61ca51510158b66a5ca791"`
[INFO] running `"docker" "rm" "-f" "9e2584215ed0bee362dd632239aa966b1a5586a95d61ca51510158b66a5ca791"`
[INFO] [stdout] 9e2584215ed0bee362dd632239aa966b1a5586a95d61ca51510158b66a5ca791
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 63a450ca4759b047cc52b68e47084408e861f4bbaf1377cf364e8d576c4df43f
[INFO] running `"docker" "start" "-a" "63a450ca4759b047cc52b68e47084408e861f4bbaf1377cf364e8d576c4df43f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "63a450ca4759b047cc52b68e47084408e861f4bbaf1377cf364e8d576c4df43f"`
[INFO] running `"docker" "rm" "-f" "63a450ca4759b047cc52b68e47084408e861f4bbaf1377cf364e8d576c4df43f"`
[INFO] [stdout] 63a450ca4759b047cc52b68e47084408e861f4bbaf1377cf364e8d576c4df43f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iLGunners/Rust-Simple-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] cfb8b3e48f029c25c6bc0c053efd28ad1d60ad6606bd67d3c71014b34aa42eac
[INFO] running `"docker" "start" "-a" "cfb8b3e48f029c25c6bc0c053efd28ad1d60ad6606bd67d3c71014b34aa42eac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-17a3c1bb87adbd67
[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" "cfb8b3e48f029c25c6bc0c053efd28ad1d60ad6606bd67d3c71014b34aa42eac"`
[INFO] running `"docker" "rm" "-f" "cfb8b3e48f029c25c6bc0c053efd28ad1d60ad6606bd67d3c71014b34aa42eac"`
[INFO] [stdout] cfb8b3e48f029c25c6bc0c053efd28ad1d60ad6606bd67d3c71014b34aa42eac