[INFO] updating cached repository EugenioPetulla/labirintite-in-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EugenioPetulla/labirintite-in-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EugenioPetulla/labirintite-in-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/EugenioPetulla/labirintite-in-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/EugenioPetulla/labirintite-in-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EugenioPetulla/labirintite-in-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EugenioPetulla/labirintite-in-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EugenioPetulla/labirintite-in-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4611f82f65aef55c82a9aaf8755525aa268265b0
[INFO] sha for GitHub repo EugenioPetulla/labirintite-in-rust: 4611f82f65aef55c82a9aaf8755525aa268265b0
[INFO] validating manifest of EugenioPetulla/labirintite-in-rust 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 EugenioPetulla/labirintite-in-rust 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 EugenioPetulla/labirintite-in-rust
[INFO] finished frobbing EugenioPetulla/labirintite-in-rust
[INFO] frobbed toml for EugenioPetulla/labirintite-in-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/EugenioPetulla/labirintite-in-rust/Cargo.toml
[INFO] started frobbing EugenioPetulla/labirintite-in-rust
[INFO] finished frobbing EugenioPetulla/labirintite-in-rust
[INFO] frobbed toml for EugenioPetulla/labirintite-in-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/EugenioPetulla/labirintite-in-rust/Cargo.toml
[INFO] crate EugenioPetulla/labirintite-in-rust 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/EugenioPetulla/labirintite-in-rust/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 EugenioPetulla/labirintite-in-rust 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-0/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/EugenioPetulla/labirintite-in-rust:/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] 1c07ba3fc159f0cc7d0f75ee5b9cc082a64212f4297baf27b9cb11295af8cd83
[INFO] running `"docker" "start" "-a" "1c07ba3fc159f0cc7d0f75ee5b9cc082a64212f4297baf27b9cb11295af8cd83"`
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "1c07ba3fc159f0cc7d0f75ee5b9cc082a64212f4297baf27b9cb11295af8cd83"`
[INFO] running `"docker" "rm" "-f" "1c07ba3fc159f0cc7d0f75ee5b9cc082a64212f4297baf27b9cb11295af8cd83"`
[INFO] [stdout] 1c07ba3fc159f0cc7d0f75ee5b9cc082a64212f4297baf27b9cb11295af8cd83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/EugenioPetulla/labirintite-in-rust:/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] 9f364e626a7b5144abb51ed95d62b850b30d5b0dcb36328af18251ffbef0b5e6
[INFO] running `"docker" "start" "-a" "9f364e626a7b5144abb51ed95d62b850b30d5b0dcb36328af18251ffbef0b5e6"`
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "9f364e626a7b5144abb51ed95d62b850b30d5b0dcb36328af18251ffbef0b5e6"`
[INFO] running `"docker" "rm" "-f" "9f364e626a7b5144abb51ed95d62b850b30d5b0dcb36328af18251ffbef0b5e6"`
[INFO] [stdout] 9f364e626a7b5144abb51ed95d62b850b30d5b0dcb36328af18251ffbef0b5e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/EugenioPetulla/labirintite-in-rust:/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] 8a01cbb0990afcb1d7f56f21d6cae27c7923576bd47f7efd2d82ba8f41ad37c4
[INFO] running `"docker" "start" "-a" "8a01cbb0990afcb1d7f56f21d6cae27c7923576bd47f7efd2d82ba8f41ad37c4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/maze_creator-36c627fb8ec0cc61
[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" "8a01cbb0990afcb1d7f56f21d6cae27c7923576bd47f7efd2d82ba8f41ad37c4"`
[INFO] running `"docker" "rm" "-f" "8a01cbb0990afcb1d7f56f21d6cae27c7923576bd47f7efd2d82ba8f41ad37c4"`
[INFO] [stdout] 8a01cbb0990afcb1d7f56f21d6cae27c7923576bd47f7efd2d82ba8f41ad37c4