[INFO] updating cached repository adamwilbert/Rust-Guessing-Game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/adamwilbert/Rust-Guessing-Game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/adamwilbert/Rust-Guessing-Game" "work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/Rust-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/Rust-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/adamwilbert/Rust-Guessing-Game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/adamwilbert/Rust-Guessing-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/adamwilbert/Rust-Guessing-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 87ccac021b102d7010d0f564167c47887466234b
[INFO] sha for GitHub repo adamwilbert/Rust-Guessing-Game: 87ccac021b102d7010d0f564167c47887466234b
[INFO] validating manifest of adamwilbert/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 adamwilbert/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 adamwilbert/Rust-Guessing-Game
[INFO] finished frobbing adamwilbert/Rust-Guessing-Game
[INFO] frobbed toml for adamwilbert/Rust-Guessing-Game written to work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/Rust-Guessing-Game/Cargo.toml
[INFO] started frobbing adamwilbert/Rust-Guessing-Game
[INFO] finished frobbing adamwilbert/Rust-Guessing-Game
[INFO] frobbed toml for adamwilbert/Rust-Guessing-Game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/adamwilbert/Rust-Guessing-Game/Cargo.toml
[INFO] crate adamwilbert/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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/Rust-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[INFO] the lockfile is outdated, regenerating it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" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing adamwilbert/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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/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] 6ba5bf3a9d25f3f71f4ceffc8f62a738645e9a1476645f87f1b17aa71fb5835a
[INFO] running `"docker" "start" "-a" "6ba5bf3a9d25f3f71f4ceffc8f62a738645e9a1476645f87f1b17aa71fb5835a"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "6ba5bf3a9d25f3f71f4ceffc8f62a738645e9a1476645f87f1b17aa71fb5835a"`
[INFO] running `"docker" "rm" "-f" "6ba5bf3a9d25f3f71f4ceffc8f62a738645e9a1476645f87f1b17aa71fb5835a"`
[INFO] [stdout] 6ba5bf3a9d25f3f71f4ceffc8f62a738645e9a1476645f87f1b17aa71fb5835a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/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] fafbb9750dbad5575259e5d7194bec917c6f696ed4dbc6dca9ec0dd0de88f733
[INFO] running `"docker" "start" "-a" "fafbb9750dbad5575259e5d7194bec917c6f696ed4dbc6dca9ec0dd0de88f733"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "fafbb9750dbad5575259e5d7194bec917c6f696ed4dbc6dca9ec0dd0de88f733"`
[INFO] running `"docker" "rm" "-f" "fafbb9750dbad5575259e5d7194bec917c6f696ed4dbc6dca9ec0dd0de88f733"`
[INFO] [stdout] fafbb9750dbad5575259e5d7194bec917c6f696ed4dbc6dca9ec0dd0de88f733
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/adamwilbert/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] 622692d57f319560ee35eae46cc4e884c1e437aee8286444845509927ae08472
[INFO] running `"docker" "start" "-a" "622692d57f319560ee35eae46cc4e884c1e437aee8286444845509927ae08472"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-f3e495f6ff4cfbb0
[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" "622692d57f319560ee35eae46cc4e884c1e437aee8286444845509927ae08472"`
[INFO] running `"docker" "rm" "-f" "622692d57f319560ee35eae46cc4e884c1e437aee8286444845509927ae08472"`
[INFO] [stdout] 622692d57f319560ee35eae46cc4e884c1e437aee8286444845509927ae08472