[INFO] updating cached repository https://github.com/pepone42/minesweeper
[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] 07d4413426c90c5ed81c444d5760b3fac2fbdb51
[INFO] testing pepone42/minesweeper against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepone42%2Fminesweeper" "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/pepone42/minesweeper on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pepone42/minesweeper
[INFO] finished tweaking git repo https://github.com/pepone42/minesweeper
[INFO] tweaked toml for git repo https://github.com/pepone42/minesweeper written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pepone42/minesweeper already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] cd56f9577d76bfd83e4ca8e07a76c2fe2b574b574d1c7b393369c63f68abe2f3
[INFO] running `"docker" "start" "-a" "cd56f9577d76bfd83e4ca8e07a76c2fe2b574b574d1c7b393369c63f68abe2f3"`
[INFO] [stderr]    Compiling rustyline v5.0.2
[INFO] [stderr]    Compiling mine2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/towdarray.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set(&mut self, x: usize, y: usize, value: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `point_to_position`
[INFO] [stderr]   --> src/towdarray.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn point_to_position(&self, x: usize, y: usize) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.03s
[INFO] running `"docker" "inspect" "cd56f9577d76bfd83e4ca8e07a76c2fe2b574b574d1c7b393369c63f68abe2f3"`
[INFO] running `"docker" "rm" "-f" "cd56f9577d76bfd83e4ca8e07a76c2fe2b574b574d1c7b393369c63f68abe2f3"`
[INFO] [stdout] cd56f9577d76bfd83e4ca8e07a76c2fe2b574b574d1c7b393369c63f68abe2f3
[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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 83ad8f653495c7391c91ed62ba78d4828ccadb4be96dd691829ffd952008cc0d
[INFO] running `"docker" "start" "-a" "83ad8f653495c7391c91ed62ba78d4828ccadb4be96dd691829ffd952008cc0d"`
[INFO] [stderr]    Compiling mine2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/towdarray.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn set(&mut self, x: usize, y: usize, value: T) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `point_to_position`
[INFO] [stderr]   --> src/towdarray.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn point_to_position(&self, x: usize, y: usize) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "83ad8f653495c7391c91ed62ba78d4828ccadb4be96dd691829ffd952008cc0d"`
[INFO] running `"docker" "rm" "-f" "83ad8f653495c7391c91ed62ba78d4828ccadb4be96dd691829ffd952008cc0d"`
[INFO] [stdout] 83ad8f653495c7391c91ed62ba78d4828ccadb4be96dd691829ffd952008cc0d
[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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] a626d6cb83187c6f164da42efc89110385dad959cb026f6b9d307fc17b27b849
[INFO] running `"docker" "start" "-a" "a626d6cb83187c6f164da42efc89110385dad959cb026f6b9d307fc17b27b849"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mine2-aa163e1f41ebfd63
[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" "a626d6cb83187c6f164da42efc89110385dad959cb026f6b9d307fc17b27b849"`
[INFO] running `"docker" "rm" "-f" "a626d6cb83187c6f164da42efc89110385dad959cb026f6b9d307fc17b27b849"`
[INFO] [stdout] a626d6cb83187c6f164da42efc89110385dad959cb026f6b9d307fc17b27b849