[INFO] updating cached repository shiroyasha/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/shiroyasha/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/shiroyasha/rust-guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/shiroyasha/rust-guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shiroyasha/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shiroyasha/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ecca2dcdf283987a89d49d3d528c1c6108a59aed
[INFO] sha for GitHub repo shiroyasha/rust-guessing-game: ecca2dcdf283987a89d49d3d528c1c6108a59aed
[INFO] validating manifest of shiroyasha/rust-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 shiroyasha/rust-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 shiroyasha/rust-guessing-game
[INFO] finished frobbing shiroyasha/rust-guessing-game
[INFO] frobbed toml for shiroyasha/rust-guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/rust-guessing-game/Cargo.toml
[INFO] started frobbing shiroyasha/rust-guessing-game
[INFO] finished frobbing shiroyasha/rust-guessing-game
[INFO] frobbed toml for shiroyasha/rust-guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/shiroyasha/rust-guessing-game/Cargo.toml
[INFO] crate shiroyasha/rust-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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing shiroyasha/rust-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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b2225c03d675b067e606c743c152caffb1f3c015382d83693979506570b1674e
[INFO] running `"docker" "start" "-a" "b2225c03d675b067e606c743c152caffb1f3c015382d83693979506570b1674e"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "b2225c03d675b067e606c743c152caffb1f3c015382d83693979506570b1674e"`
[INFO] running `"docker" "rm" "-f" "b2225c03d675b067e606c743c152caffb1f3c015382d83693979506570b1674e"`
[INFO] [stdout] b2225c03d675b067e606c743c152caffb1f3c015382d83693979506570b1674e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e1cc08299f93ec072188d2490d7d9b7512bdda8d144d66c0db6fa96b00877fda
[INFO] running `"docker" "start" "-a" "e1cc08299f93ec072188d2490d7d9b7512bdda8d144d66c0db6fa96b00877fda"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "e1cc08299f93ec072188d2490d7d9b7512bdda8d144d66c0db6fa96b00877fda"`
[INFO] running `"docker" "rm" "-f" "e1cc08299f93ec072188d2490d7d9b7512bdda8d144d66c0db6fa96b00877fda"`
[INFO] [stdout] e1cc08299f93ec072188d2490d7d9b7512bdda8d144d66c0db6fa96b00877fda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/shiroyasha/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 684080cadf2dc211346fdcbb7b831089c62ef14f9c43c896fdf6b37da4f5d70d
[INFO] running `"docker" "start" "-a" "684080cadf2dc211346fdcbb7b831089c62ef14f9c43c896fdf6b37da4f5d70d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-5d4c308c95ca6848
[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" "684080cadf2dc211346fdcbb7b831089c62ef14f9c43c896fdf6b37da4f5d70d"`
[INFO] running `"docker" "rm" "-f" "684080cadf2dc211346fdcbb7b831089c62ef14f9c43c896fdf6b37da4f5d70d"`
[INFO] [stdout] 684080cadf2dc211346fdcbb7b831089c62ef14f9c43c896fdf6b37da4f5d70d