[INFO] updating cached repository https://github.com/mdibello/labyrinthe
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7484e06542747049adff93484cfc6203c2dd4a10
[INFO] testing mdibello/labyrinthe against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmdibello%2Flabyrinthe" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mdibello/labyrinthe on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mdibello/labyrinthe
[INFO] finished tweaking git repo https://github.com/mdibello/labyrinthe
[INFO] tweaked toml for git repo https://github.com/mdibello/labyrinthe written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mdibello/labyrinthe already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6fef269296f2706b85fabfed34cc65f3c0fcfb5d3d2e0e77d21f139560181934
[INFO] running `"docker" "start" "-a" "6fef269296f2706b85fabfed34cc65f3c0fcfb5d3d2e0e77d21f139560181934"`
[INFO] [stderr]    Compiling labyrinthe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `binary_tree_maze`
[INFO] [stderr]   --> src/main.rs:98:1
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn binary_tree_maze(w: usize, h: usize) -> Maze {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `"docker" "inspect" "6fef269296f2706b85fabfed34cc65f3c0fcfb5d3d2e0e77d21f139560181934"`
[INFO] running `"docker" "rm" "-f" "6fef269296f2706b85fabfed34cc65f3c0fcfb5d3d2e0e77d21f139560181934"`
[INFO] [stdout] 6fef269296f2706b85fabfed34cc65f3c0fcfb5d3d2e0e77d21f139560181934
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 115b114622e1c019ccba830b0c84e33f3e356afae6bfca18064a695b2c226649
[INFO] running `"docker" "start" "-a" "115b114622e1c019ccba830b0c84e33f3e356afae6bfca18064a695b2c226649"`
[INFO] [stderr]    Compiling labyrinthe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `binary_tree_maze`
[INFO] [stderr]   --> src/main.rs:98:1
[INFO] [stderr]    |
[INFO] [stderr] 98 | fn binary_tree_maze(w: usize, h: usize) -> Maze {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "115b114622e1c019ccba830b0c84e33f3e356afae6bfca18064a695b2c226649"`
[INFO] running `"docker" "rm" "-f" "115b114622e1c019ccba830b0c84e33f3e356afae6bfca18064a695b2c226649"`
[INFO] [stdout] 115b114622e1c019ccba830b0c84e33f3e356afae6bfca18064a695b2c226649
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 050dfbf397db1e5f8aadd68606e24b4b44b41794be7dfcef1d70994ed55ef1ea
[INFO] running `"docker" "start" "-a" "050dfbf397db1e5f8aadd68606e24b4b44b41794be7dfcef1d70994ed55ef1ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/labyrinthe-09d9b8735a1e9a28
[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" "050dfbf397db1e5f8aadd68606e24b4b44b41794be7dfcef1d70994ed55ef1ea"`
[INFO] running `"docker" "rm" "-f" "050dfbf397db1e5f8aadd68606e24b4b44b41794be7dfcef1d70994ed55ef1ea"`
[INFO] [stdout] 050dfbf397db1e5f8aadd68606e24b4b44b41794be7dfcef1d70994ed55ef1ea