[INFO] updating cached repository bradcypert/Rust-Number-Game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bradcypert/Rust-Number-Game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bradcypert/Rust-Number-Game" "work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bradcypert/Rust-Number-Game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradcypert/Rust-Number-Game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradcypert/Rust-Number-Game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9d377e500ed66d57ace10a42898e1944876566ee
[INFO] sha for GitHub repo bradcypert/Rust-Number-Game: 9d377e500ed66d57ace10a42898e1944876566ee
[INFO] validating manifest of bradcypert/Rust-Number-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 bradcypert/Rust-Number-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 bradcypert/Rust-Number-Game
[INFO] finished frobbing bradcypert/Rust-Number-Game
[INFO] frobbed toml for bradcypert/Rust-Number-Game written to work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-Game/Cargo.toml
[INFO] started frobbing bradcypert/Rust-Number-Game
[INFO] finished frobbing bradcypert/Rust-Number-Game
[INFO] frobbed toml for bradcypert/Rust-Number-Game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradcypert/Rust-Number-Game/Cargo.toml
[INFO] crate bradcypert/Rust-Number-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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-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[INFO] the lockfile is outdated, regenerating it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] [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] testing bradcypert/Rust-Number-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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-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] 8391e28a44c0bcea113855fc97a2e70bd89b2b5726090bc341cc958ea5bc499c
[INFO] running `"docker" "start" "-a" "8391e28a44c0bcea113855fc97a2e70bd89b2b5726090bc341cc958ea5bc499c"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "8391e28a44c0bcea113855fc97a2e70bd89b2b5726090bc341cc958ea5bc499c"`
[INFO] running `"docker" "rm" "-f" "8391e28a44c0bcea113855fc97a2e70bd89b2b5726090bc341cc958ea5bc499c"`
[INFO] [stdout] 8391e28a44c0bcea113855fc97a2e70bd89b2b5726090bc341cc958ea5bc499c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-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] 6e35422758b1f50182e43f2aae4657a3b2c61eabeb5f56a783a346116bc34616
[INFO] running `"docker" "start" "-a" "6e35422758b1f50182e43f2aae4657a3b2c61eabeb5f56a783a346116bc34616"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "6e35422758b1f50182e43f2aae4657a3b2c61eabeb5f56a783a346116bc34616"`
[INFO] running `"docker" "rm" "-f" "6e35422758b1f50182e43f2aae4657a3b2c61eabeb5f56a783a346116bc34616"`
[INFO] [stdout] 6e35422758b1f50182e43f2aae4657a3b2c61eabeb5f56a783a346116bc34616
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradcypert/Rust-Number-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] 4a526e9f00e5feefd24e5874171bb711fbebc43f5d678c983845d03eeda2c911
[INFO] running `"docker" "start" "-a" "4a526e9f00e5feefd24e5874171bb711fbebc43f5d678c983845d03eeda2c911"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[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" "4a526e9f00e5feefd24e5874171bb711fbebc43f5d678c983845d03eeda2c911"`
[INFO] running `"docker" "rm" "-f" "4a526e9f00e5feefd24e5874171bb711fbebc43f5d678c983845d03eeda2c911"`
[INFO] [stdout] 4a526e9f00e5feefd24e5874171bb711fbebc43f5d678c983845d03eeda2c911