[INFO] updating cached repository hustshawn/rust-demo-gueessing-game
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hustshawn/rust-demo-gueessing-game
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hustshawn/rust-demo-gueessing-game" "work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hustshawn/rust-demo-gueessing-game" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hustshawn/rust-demo-gueessing-game"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hustshawn/rust-demo-gueessing-game'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 222a3a404944ae4904d1886b30e14396e1bbae84
[INFO] sha for GitHub repo hustshawn/rust-demo-gueessing-game: 222a3a404944ae4904d1886b30e14396e1bbae84
[INFO] validating manifest of hustshawn/rust-demo-gueessing-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 hustshawn/rust-demo-gueessing-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 hustshawn/rust-demo-gueessing-game
[INFO] finished frobbing hustshawn/rust-demo-gueessing-game
[INFO] frobbed toml for hustshawn/rust-demo-gueessing-game written to work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-game/Cargo.toml
[INFO] started frobbing hustshawn/rust-demo-gueessing-game
[INFO] finished frobbing hustshawn/rust-demo-gueessing-game
[INFO] frobbed toml for hustshawn/rust-demo-gueessing-game written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hustshawn/rust-demo-gueessing-game/Cargo.toml
[INFO] crate hustshawn/rust-demo-gueessing-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 hustshawn/rust-demo-gueessing-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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-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] 83500cc71874087468dc34c8d4d56f3fd9cc606ca4469859b9e7a4f91b64a23a
[INFO] running `"docker" "start" "-a" "83500cc71874087468dc34c8d4d56f3fd9cc606ca4469859b9e7a4f91b64a23a"`
[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" "83500cc71874087468dc34c8d4d56f3fd9cc606ca4469859b9e7a4f91b64a23a"`
[INFO] running `"docker" "rm" "-f" "83500cc71874087468dc34c8d4d56f3fd9cc606ca4469859b9e7a4f91b64a23a"`
[INFO] [stdout] 83500cc71874087468dc34c8d4d56f3fd9cc606ca4469859b9e7a4f91b64a23a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-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] 0e9eecdd25f00fb2f4fa6994007823feafb64b9cdf1e2186fee3c4c1aaeafb6c
[INFO] running `"docker" "start" "-a" "0e9eecdd25f00fb2f4fa6994007823feafb64b9cdf1e2186fee3c4c1aaeafb6c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "0e9eecdd25f00fb2f4fa6994007823feafb64b9cdf1e2186fee3c4c1aaeafb6c"`
[INFO] running `"docker" "rm" "-f" "0e9eecdd25f00fb2f4fa6994007823feafb64b9cdf1e2186fee3c4c1aaeafb6c"`
[INFO] [stdout] 0e9eecdd25f00fb2f4fa6994007823feafb64b9cdf1e2186fee3c4c1aaeafb6c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hustshawn/rust-demo-gueessing-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] 10d45a131cbb2ac5687078c2f36bbbd4a2372a1a0519902b2740cd6fb03b40e3
[INFO] running `"docker" "start" "-a" "10d45a131cbb2ac5687078c2f36bbbd4a2372a1a0519902b2740cd6fb03b40e3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-17a3c1bb87adbd67
[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" "10d45a131cbb2ac5687078c2f36bbbd4a2372a1a0519902b2740cd6fb03b40e3"`
[INFO] running `"docker" "rm" "-f" "10d45a131cbb2ac5687078c2f36bbbd4a2372a1a0519902b2740cd6fb03b40e3"`
[INFO] [stdout] 10d45a131cbb2ac5687078c2f36bbbd4a2372a1a0519902b2740cd6fb03b40e3