[INFO] updating cached repository dennis-van-bennekom/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dennis-van-bennekom/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dennis-van-bennekom/rust-guessing-game" "work/ex/beta-1.37-6/sources/1.36.0/gh/dennis-van-bennekom/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dennis-van-bennekom/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dennis-van-bennekom/rust-guessing-game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae191781c4e4feddccb95fe8b3f17773d954d59d
[INFO] sha for GitHub repo dennis-van-bennekom/rust-guessing-game: ae191781c4e4feddccb95fe8b3f17773d954d59d
[INFO] validating manifest of dennis-van-bennekom/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 dennis-van-bennekom/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 dennis-van-bennekom/rust-guessing-game
[INFO] finished frobbing dennis-van-bennekom/rust-guessing-game
[INFO] frobbed toml for dennis-van-bennekom/rust-guessing-game written to work/ex/beta-1.37-6/sources/1.36.0/gh/dennis-van-bennekom/rust-guessing-game/Cargo.toml
[INFO] started frobbing dennis-van-bennekom/rust-guessing-game
[INFO] finished frobbing dennis-van-bennekom/rust-guessing-game
[INFO] frobbed toml for dennis-van-bennekom/rust-guessing-game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/rust-guessing-game/Cargo.toml
[INFO] crate dennis-van-bennekom/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dennis-van-bennekom/rust-guessing-game against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 30645b27cf85452da3ff84e8b4d6437a0f6875fac3e2e65c9c63977879c2629b
[INFO] running `"docker" "start" "-a" "30645b27cf85452da3ff84e8b4d6437a0f6875fac3e2e65c9c63977879c2629b"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "30645b27cf85452da3ff84e8b4d6437a0f6875fac3e2e65c9c63977879c2629b"`
[INFO] running `"docker" "rm" "-f" "30645b27cf85452da3ff84e8b4d6437a0f6875fac3e2e65c9c63977879c2629b"`
[INFO] [stdout] 30645b27cf85452da3ff84e8b4d6437a0f6875fac3e2e65c9c63977879c2629b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5685d9b4390ed835bc75dff6ac5131e9a19da1de30ec129cfb45e1c7b60c3088
[INFO] running `"docker" "start" "-a" "5685d9b4390ed835bc75dff6ac5131e9a19da1de30ec129cfb45e1c7b60c3088"`
[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" "5685d9b4390ed835bc75dff6ac5131e9a19da1de30ec129cfb45e1c7b60c3088"`
[INFO] running `"docker" "rm" "-f" "5685d9b4390ed835bc75dff6ac5131e9a19da1de30ec129cfb45e1c7b60c3088"`
[INFO] [stdout] 5685d9b4390ed835bc75dff6ac5131e9a19da1de30ec129cfb45e1c7b60c3088
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dennis-van-bennekom/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 1081b4155492b94c6b5e5e9d94cc6b2b32d5d956f9571d95f2c94225331faee8
[INFO] running `"docker" "start" "-a" "1081b4155492b94c6b5e5e9d94cc6b2b32d5d956f9571d95f2c94225331faee8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-23de056914614270
[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" "1081b4155492b94c6b5e5e9d94cc6b2b32d5d956f9571d95f2c94225331faee8"`
[INFO] running `"docker" "rm" "-f" "1081b4155492b94c6b5e5e9d94cc6b2b32d5d956f9571d95f2c94225331faee8"`
[INFO] [stdout] 1081b4155492b94c6b5e5e9d94cc6b2b32d5d956f9571d95f2c94225331faee8