[INFO] updating cached repository nateluzod/rust-guessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nateluzod/rust-guessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nateluzod/rust-guessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nateluzod/rust-guessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nateluzod/rust-guessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nateluzod/rust-guessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] eb67703aba539cf2dc220530761afca4171ca91b
[INFO] sha for GitHub repo nateluzod/rust-guessing-game: eb67703aba539cf2dc220530761afca4171ca91b
[INFO] validating manifest of nateluzod/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 nateluzod/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 nateluzod/rust-guessing-game
[INFO] finished frobbing nateluzod/rust-guessing-game
[INFO] frobbed toml for nateluzod/rust-guessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/rust-guessing-game/Cargo.toml
[INFO] started frobbing nateluzod/rust-guessing-game
[INFO] finished frobbing nateluzod/rust-guessing-game
[INFO] frobbed toml for nateluzod/rust-guessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nateluzod/rust-guessing-game/Cargo.toml
[INFO] crate nateluzod/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 nateluzod/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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/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] 5b6a66cc9c9a05f947c66de6ec5ff5c9d3e0021f7605422448d5907f205f513e
[INFO] running `"docker" "start" "-a" "5b6a66cc9c9a05f947c66de6ec5ff5c9d3e0021f7605422448d5907f205f513e"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "5b6a66cc9c9a05f947c66de6ec5ff5c9d3e0021f7605422448d5907f205f513e"`
[INFO] running `"docker" "rm" "-f" "5b6a66cc9c9a05f947c66de6ec5ff5c9d3e0021f7605422448d5907f205f513e"`
[INFO] [stdout] 5b6a66cc9c9a05f947c66de6ec5ff5c9d3e0021f7605422448d5907f205f513e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/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] a8806ebfa1692b7367e8ef8fe11349aff01d938b6593359524012a07f1263957
[INFO] running `"docker" "start" "-a" "a8806ebfa1692b7367e8ef8fe11349aff01d938b6593359524012a07f1263957"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "a8806ebfa1692b7367e8ef8fe11349aff01d938b6593359524012a07f1263957"`
[INFO] running `"docker" "rm" "-f" "a8806ebfa1692b7367e8ef8fe11349aff01d938b6593359524012a07f1263957"`
[INFO] [stdout] a8806ebfa1692b7367e8ef8fe11349aff01d938b6593359524012a07f1263957
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nateluzod/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] 21033eff8c478cb7fedb0629aba30876872f8dee88fa0fab8e530ee7faea8632
[INFO] running `"docker" "start" "-a" "21033eff8c478cb7fedb0629aba30876872f8dee88fa0fab8e530ee7faea8632"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-7ecf134f79b66149
[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" "21033eff8c478cb7fedb0629aba30876872f8dee88fa0fab8e530ee7faea8632"`
[INFO] running `"docker" "rm" "-f" "21033eff8c478cb7fedb0629aba30876872f8dee88fa0fab8e530ee7faea8632"`
[INFO] [stdout] 21033eff8c478cb7fedb0629aba30876872f8dee88fa0fab8e530ee7faea8632