[INFO] updating cached repository kek91/guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kek91/guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kek91/guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/kek91/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kek91/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kek91/guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kek91/guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kek91/guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0651b859bb93f4f272f5bf341f0b1e8c9e812677
[INFO] sha for GitHub repo kek91/guessing-game: 0651b859bb93f4f272f5bf341f0b1e8c9e812677
[INFO] validating manifest of kek91/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 kek91/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 kek91/guessing-game
[INFO] finished frobbing kek91/guessing-game
[INFO] frobbed toml for kek91/guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/kek91/guessing-game/Cargo.toml
[INFO] started frobbing kek91/guessing-game
[INFO] finished frobbing kek91/guessing-game
[INFO] frobbed toml for kek91/guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kek91/guessing-game/Cargo.toml
[INFO] crate kek91/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/kek91/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[INFO] the lockfile is outdated, regenerating it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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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]     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] testing kek91/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/kek91/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] b587f0f83bd29bf7f43896f85f1ed4b60e63588e4340000c8c0a912bb032f31f
[INFO] running `"docker" "start" "-a" "b587f0f83bd29bf7f43896f85f1ed4b60e63588e4340000c8c0a912bb032f31f"`
[INFO] [stderr]    Compiling GuessingGame v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "b587f0f83bd29bf7f43896f85f1ed4b60e63588e4340000c8c0a912bb032f31f"`
[INFO] running `"docker" "rm" "-f" "b587f0f83bd29bf7f43896f85f1ed4b60e63588e4340000c8c0a912bb032f31f"`
[INFO] [stdout] b587f0f83bd29bf7f43896f85f1ed4b60e63588e4340000c8c0a912bb032f31f
[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/kek91/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] 7a1457ac4fb4f285fb266e655a68ca41564feaa4ae22a24cc13d66b1b4037f95
[INFO] running `"docker" "start" "-a" "7a1457ac4fb4f285fb266e655a68ca41564feaa4ae22a24cc13d66b1b4037f95"`
[INFO] [stderr]    Compiling GuessingGame v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "7a1457ac4fb4f285fb266e655a68ca41564feaa4ae22a24cc13d66b1b4037f95"`
[INFO] running `"docker" "rm" "-f" "7a1457ac4fb4f285fb266e655a68ca41564feaa4ae22a24cc13d66b1b4037f95"`
[INFO] [stdout] 7a1457ac4fb4f285fb266e655a68ca41564feaa4ae22a24cc13d66b1b4037f95
[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/kek91/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] f5dbf43840134abf5d599f1b62ce22f33f6e2dda0d580d4bd99d7a3322521e8d
[INFO] running `"docker" "start" "-a" "f5dbf43840134abf5d599f1b62ce22f33f6e2dda0d580d4bd99d7a3322521e8d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/GuessingGame-016204877d68c3b7
[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" "f5dbf43840134abf5d599f1b62ce22f33f6e2dda0d580d4bd99d7a3322521e8d"`
[INFO] running `"docker" "rm" "-f" "f5dbf43840134abf5d599f1b62ce22f33f6e2dda0d580d4bd99d7a3322521e8d"`
[INFO] [stdout] f5dbf43840134abf5d599f1b62ce22f33f6e2dda0d580d4bd99d7a3322521e8d