[INFO] updating cached repository tokino/rust_guess_game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tokino/rust_guess_game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tokino/rust_guess_game" "work/ex/beta-1.37-6/sources/1.36.0/gh/tokino/rust_guess_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tokino/rust_guess_game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tokino/rust_guess_game" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tokino/rust_guess_game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tokino/rust_guess_game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bde6e9217a75087021c0405ba16a9b4ddb7ab519
[INFO] sha for GitHub repo tokino/rust_guess_game: bde6e9217a75087021c0405ba16a9b4ddb7ab519
[INFO] validating manifest of tokino/rust_guess_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 tokino/rust_guess_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 tokino/rust_guess_game
[INFO] finished frobbing tokino/rust_guess_game
[INFO] frobbed toml for tokino/rust_guess_game written to work/ex/beta-1.37-6/sources/1.36.0/gh/tokino/rust_guess_game/Cargo.toml
[INFO] started frobbing tokino/rust_guess_game
[INFO] finished frobbing tokino/rust_guess_game
[INFO] frobbed toml for tokino/rust_guess_game written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tokino/rust_guess_game/Cargo.toml
[INFO] crate tokino/rust_guess_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 tokino/rust_guess_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-2/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/tokino/rust_guess_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] 861b19780e6985a2fd3f1520d0f73e54711ba14aa664a3838450fac4a2a577ba
[INFO] running `"docker" "start" "-a" "861b19780e6985a2fd3f1520d0f73e54711ba14aa664a3838450fac4a2a577ba"`
[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" "861b19780e6985a2fd3f1520d0f73e54711ba14aa664a3838450fac4a2a577ba"`
[INFO] running `"docker" "rm" "-f" "861b19780e6985a2fd3f1520d0f73e54711ba14aa664a3838450fac4a2a577ba"`
[INFO] [stdout] 861b19780e6985a2fd3f1520d0f73e54711ba14aa664a3838450fac4a2a577ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/tokino/rust_guess_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] 1fa456058513d8b3e9d8b2edb5d33e021935241617934430b69a9bdd91728ff8
[INFO] running `"docker" "start" "-a" "1fa456058513d8b3e9d8b2edb5d33e021935241617934430b69a9bdd91728ff8"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "1fa456058513d8b3e9d8b2edb5d33e021935241617934430b69a9bdd91728ff8"`
[INFO] running `"docker" "rm" "-f" "1fa456058513d8b3e9d8b2edb5d33e021935241617934430b69a9bdd91728ff8"`
[INFO] [stdout] 1fa456058513d8b3e9d8b2edb5d33e021935241617934430b69a9bdd91728ff8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/tokino/rust_guess_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] 3a4b56a4192baf3a41972f325953ce8552854a352fb6448ba24a1320dde16bf2
[INFO] running `"docker" "start" "-a" "3a4b56a4192baf3a41972f325953ce8552854a352fb6448ba24a1320dde16bf2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-3f3e5995f716e223
[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" "3a4b56a4192baf3a41972f325953ce8552854a352fb6448ba24a1320dde16bf2"`
[INFO] running `"docker" "rm" "-f" "3a4b56a4192baf3a41972f325953ce8552854a352fb6448ba24a1320dde16bf2"`
[INFO] [stdout] 3a4b56a4192baf3a41972f325953ce8552854a352fb6448ba24a1320dde16bf2