[INFO] updating cached repository gbear605/Mu-Puzzle
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gbear605/Mu-Puzzle
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gbear605/Mu-Puzzle" "work/ex/beta-1.38-1/sources/1.37.0/gh/gbear605/Mu-Puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gbear605/Mu-Puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gbear605/Mu-Puzzle" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gbear605/Mu-Puzzle"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gbear605/Mu-Puzzle'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e255b9e682fa5065564ebb502dac50ca8eab98b0
[INFO] sha for GitHub repo gbear605/Mu-Puzzle: e255b9e682fa5065564ebb502dac50ca8eab98b0
[INFO] validating manifest of gbear605/Mu-Puzzle 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 gbear605/Mu-Puzzle 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 gbear605/Mu-Puzzle
[INFO] finished frobbing gbear605/Mu-Puzzle
[INFO] frobbed toml for gbear605/Mu-Puzzle written to work/ex/beta-1.38-1/sources/1.37.0/gh/gbear605/Mu-Puzzle/Cargo.toml
[INFO] started frobbing gbear605/Mu-Puzzle
[INFO] finished frobbing gbear605/Mu-Puzzle
[INFO] frobbed toml for gbear605/Mu-Puzzle written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gbear605/Mu-Puzzle/Cargo.toml
[INFO] crate gbear605/Mu-Puzzle 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing gbear605/Mu-Puzzle 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/gbear605/Mu-Puzzle:/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] c25596df34d6f4cec5d0b29796d8eed6a8f7a1ebe1628515b25dcbcf8c2eee4b
[INFO] running `"docker" "start" "-a" "c25596df34d6f4cec5d0b29796d8eed6a8f7a1ebe1628515b25dcbcf8c2eee4b"`
[INFO] [stderr]    Compiling Mu-Puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Mu_Puzzle` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mu_puzzle`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "c25596df34d6f4cec5d0b29796d8eed6a8f7a1ebe1628515b25dcbcf8c2eee4b"`
[INFO] running `"docker" "rm" "-f" "c25596df34d6f4cec5d0b29796d8eed6a8f7a1ebe1628515b25dcbcf8c2eee4b"`
[INFO] [stdout] c25596df34d6f4cec5d0b29796d8eed6a8f7a1ebe1628515b25dcbcf8c2eee4b
[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/gbear605/Mu-Puzzle:/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] 748fc9d09bcca8927bce4e4be7a5009cac097baf4aeea4604dd23decda7fd765
[INFO] running `"docker" "start" "-a" "748fc9d09bcca8927bce4e4be7a5009cac097baf4aeea4604dd23decda7fd765"`
[INFO] [stderr]    Compiling Mu-Puzzle v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Mu_Puzzle` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mu_puzzle`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "748fc9d09bcca8927bce4e4be7a5009cac097baf4aeea4604dd23decda7fd765"`
[INFO] running `"docker" "rm" "-f" "748fc9d09bcca8927bce4e4be7a5009cac097baf4aeea4604dd23decda7fd765"`
[INFO] [stdout] 748fc9d09bcca8927bce4e4be7a5009cac097baf4aeea4604dd23decda7fd765
[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/gbear605/Mu-Puzzle:/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] 6e4a484ee909c9985b002645bd2e8ebe1c85a276fb4068ac30885b22fd073ae4
[INFO] running `"docker" "start" "-a" "6e4a484ee909c9985b002645bd2e8ebe1c85a276fb4068ac30885b22fd073ae4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Mu_Puzzle-295b5c5d9771d0d6
[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" "6e4a484ee909c9985b002645bd2e8ebe1c85a276fb4068ac30885b22fd073ae4"`
[INFO] running `"docker" "rm" "-f" "6e4a484ee909c9985b002645bd2e8ebe1c85a276fb4068ac30885b22fd073ae4"`
[INFO] [stdout] 6e4a484ee909c9985b002645bd2e8ebe1c85a276fb4068ac30885b22fd073ae4