[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 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 89c187bc5311374180f7fd5cb1ef68188ee773ff2a9e7aad368f0502818b389c
[INFO] running `"docker" "start" "-a" "89c187bc5311374180f7fd5cb1ef68188ee773ff2a9e7aad368f0502818b389c"`
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "89c187bc5311374180f7fd5cb1ef68188ee773ff2a9e7aad368f0502818b389c"`
[INFO] running `"docker" "rm" "-f" "89c187bc5311374180f7fd5cb1ef68188ee773ff2a9e7aad368f0502818b389c"`
[INFO] [stdout] 89c187bc5311374180f7fd5cb1ef68188ee773ff2a9e7aad368f0502818b389c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 023054f706a80ad29c2ed3007651822eb4441da7622cf6af4c4d09420752e704
[INFO] running `"docker" "start" "-a" "023054f706a80ad29c2ed3007651822eb4441da7622cf6af4c4d09420752e704"`
[INFO] [stderr]    Compiling maze_creator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "023054f706a80ad29c2ed3007651822eb4441da7622cf6af4c4d09420752e704"`
[INFO] running `"docker" "rm" "-f" "023054f706a80ad29c2ed3007651822eb4441da7622cf6af4c4d09420752e704"`
[INFO] [stdout] 023054f706a80ad29c2ed3007651822eb4441da7622cf6af4c4d09420752e704
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e77c9325c1db2dabf0ff6b6b0499530b4475dd0c83ab4177a47535db93d1719a
[INFO] running `"docker" "start" "-a" "e77c9325c1db2dabf0ff6b6b0499530b4475dd0c83ab4177a47535db93d1719a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/maze_creator-11a4d0392ebd40ab
[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" "e77c9325c1db2dabf0ff6b6b0499530b4475dd0c83ab4177a47535db93d1719a"`
[INFO] running `"docker" "rm" "-f" "e77c9325c1db2dabf0ff6b6b0499530b4475dd0c83ab4177a47535db93d1719a"`
[INFO] [stdout] e77c9325c1db2dabf0ff6b6b0499530b4475dd0c83ab4177a47535db93d1719a