[INFO] updating cached repository ethanrubio/Guessing_Game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ethanrubio/Guessing_Game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanrubio/Guessing_Game" "work/ex/beta-1.38-1/sources/1.37.0/gh/ethanrubio/Guessing_Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ethanrubio/Guessing_Game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ethanrubio/Guessing_Game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanrubio/Guessing_Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanrubio/Guessing_Game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7d6e2bc15cdedbc39274aae6c0d054192eed1136
[INFO] sha for GitHub repo ethanrubio/Guessing_Game: 7d6e2bc15cdedbc39274aae6c0d054192eed1136
[INFO] validating manifest of ethanrubio/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 ethanrubio/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 ethanrubio/Guessing_Game
[INFO] finished frobbing ethanrubio/Guessing_Game
[INFO] frobbed toml for ethanrubio/Guessing_Game written to work/ex/beta-1.38-1/sources/1.37.0/gh/ethanrubio/Guessing_Game/Cargo.toml
[INFO] started frobbing ethanrubio/Guessing_Game
[INFO] finished frobbing ethanrubio/Guessing_Game
[INFO] frobbed toml for ethanrubio/Guessing_Game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ethanrubio/Guessing_Game/Cargo.toml
[INFO] crate ethanrubio/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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ethanrubio/Guessing_Game/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 ethanrubio/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/ethanrubio/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] 470371f8d3d855e0b3e851ef0447cefbea813a3b26436ce1c0fa8e507f387928
[INFO] running `"docker" "start" "-a" "470371f8d3d855e0b3e851ef0447cefbea813a3b26436ce1c0fa8e507f387928"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "470371f8d3d855e0b3e851ef0447cefbea813a3b26436ce1c0fa8e507f387928"`
[INFO] running `"docker" "rm" "-f" "470371f8d3d855e0b3e851ef0447cefbea813a3b26436ce1c0fa8e507f387928"`
[INFO] [stdout] 470371f8d3d855e0b3e851ef0447cefbea813a3b26436ce1c0fa8e507f387928
[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/ethanrubio/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] f6eff38bc5c30f550b1433d16722f01a5ef373d6426b76b5a51be5d379d71ba2
[INFO] running `"docker" "start" "-a" "f6eff38bc5c30f550b1433d16722f01a5ef373d6426b76b5a51be5d379d71ba2"`
[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 0.60s
[INFO] running `"docker" "inspect" "f6eff38bc5c30f550b1433d16722f01a5ef373d6426b76b5a51be5d379d71ba2"`
[INFO] running `"docker" "rm" "-f" "f6eff38bc5c30f550b1433d16722f01a5ef373d6426b76b5a51be5d379d71ba2"`
[INFO] [stdout] f6eff38bc5c30f550b1433d16722f01a5ef373d6426b76b5a51be5d379d71ba2
[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/ethanrubio/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] df21cd24ecc38971bb91636b95666a3447de07046542f3c8fd28fa8c67c293c8
[INFO] running `"docker" "start" "-a" "df21cd24ecc38971bb91636b95666a3447de07046542f3c8fd28fa8c67c293c8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-bb35a4df9ee8519d
[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" "df21cd24ecc38971bb91636b95666a3447de07046542f3c8fd28fa8c67c293c8"`
[INFO] running `"docker" "rm" "-f" "df21cd24ecc38971bb91636b95666a3447de07046542f3c8fd28fa8c67c293c8"`
[INFO] [stdout] df21cd24ecc38971bb91636b95666a3447de07046542f3c8fd28fa8c67c293c8