[INFO] updating cached repository calvinbrown085/guessing_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/calvinbrown085/guessing_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/calvinbrown085/guessing_game" "work/ex/beta-1.38-1/sources/1.37.0/gh/calvinbrown085/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/calvinbrown085/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/calvinbrown085/guessing_game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calvinbrown085/guessing_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calvinbrown085/guessing_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9c6ef97976be9be90febbacba78f917cf4a89675
[INFO] sha for GitHub repo calvinbrown085/guessing_game: 9c6ef97976be9be90febbacba78f917cf4a89675
[INFO] validating manifest of calvinbrown085/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 calvinbrown085/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 calvinbrown085/guessing_game
[INFO] finished frobbing calvinbrown085/guessing_game
[INFO] frobbed toml for calvinbrown085/guessing_game written to work/ex/beta-1.38-1/sources/1.37.0/gh/calvinbrown085/guessing_game/Cargo.toml
[INFO] started frobbing calvinbrown085/guessing_game
[INFO] finished frobbing calvinbrown085/guessing_game
[INFO] frobbed toml for calvinbrown085/guessing_game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/calvinbrown085/guessing_game/Cargo.toml
[INFO] crate calvinbrown085/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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing calvinbrown085/guessing_game 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-2/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/calvinbrown085/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aebc8ae60d212432c734eee05856577b5b826dbd0ea1e9358921cacacbb3b76e
[INFO] running `"docker" "start" "-a" "aebc8ae60d212432c734eee05856577b5b826dbd0ea1e9358921cacacbb3b76e"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "aebc8ae60d212432c734eee05856577b5b826dbd0ea1e9358921cacacbb3b76e"`
[INFO] running `"docker" "rm" "-f" "aebc8ae60d212432c734eee05856577b5b826dbd0ea1e9358921cacacbb3b76e"`
[INFO] [stdout] aebc8ae60d212432c734eee05856577b5b826dbd0ea1e9358921cacacbb3b76e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/calvinbrown085/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] df54442cfcd42561bafaef37f0f2e2a72007b725610f67a45731f0793da56767
[INFO] running `"docker" "start" "-a" "df54442cfcd42561bafaef37f0f2e2a72007b725610f67a45731f0793da56767"`
[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 0.59s
[INFO] running `"docker" "inspect" "df54442cfcd42561bafaef37f0f2e2a72007b725610f67a45731f0793da56767"`
[INFO] running `"docker" "rm" "-f" "df54442cfcd42561bafaef37f0f2e2a72007b725610f67a45731f0793da56767"`
[INFO] [stdout] df54442cfcd42561bafaef37f0f2e2a72007b725610f67a45731f0793da56767
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/calvinbrown085/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cfc4fb93fb4fb6ecdba6f068adc5c4d09567fb1be03f0c39a4c952dfc9d00b73
[INFO] running `"docker" "start" "-a" "cfc4fb93fb4fb6ecdba6f068adc5c4d09567fb1be03f0c39a4c952dfc9d00b73"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-4638d2fd79bcec12
[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" "cfc4fb93fb4fb6ecdba6f068adc5c4d09567fb1be03f0c39a4c952dfc9d00b73"`
[INFO] running `"docker" "rm" "-f" "cfc4fb93fb4fb6ecdba6f068adc5c4d09567fb1be03f0c39a4c952dfc9d00b73"`
[INFO] [stdout] cfc4fb93fb4fb6ecdba6f068adc5c4d09567fb1be03f0c39a4c952dfc9d00b73