[INFO] cloning repository https://github.com/barkanido/sudoko
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barkanido/sudoko" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarkanido%2Fsudoko", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarkanido%2Fsudoko'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f7de8231e49be85e6437200c026f6e023f3d7fd
[INFO] testing barkanido/sudoko against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarkanido%2Fsudoko" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/barkanido/sudoko on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/barkanido/sudoko
[INFO] finished tweaking git repo https://github.com/barkanido/sudoko
[INFO] tweaked toml for git repo https://github.com/barkanido/sudoko written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/barkanido/sudoko already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38ceda7ef3acff388b7519d2cd89899b2673f9488253472b29ce7a419e9b9785
[INFO] running `Command { std: "docker" "start" "-a" "38ceda7ef3acff388b7519d2cd89899b2673f9488253472b29ce7a419e9b9785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38ceda7ef3acff388b7519d2cd89899b2673f9488253472b29ce7a419e9b9785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ceda7ef3acff388b7519d2cd89899b2673f9488253472b29ce7a419e9b9785", kill_on_drop: false }`
[INFO] [stdout] 38ceda7ef3acff388b7519d2cd89899b2673f9488253472b29ce7a419e9b9785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2631848995c9afc5ea1b3823afe61c60d93fc54c5c3052f7211dc07a0e6d9ff
[INFO] running `Command { std: "docker" "start" "-a" "b2631848995c9afc5ea1b3823afe61c60d93fc54c5c3052f7211dc07a0e6d9ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `easy_board`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let easy_board = vec![
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_easy_board`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "b2631848995c9afc5ea1b3823afe61c60d93fc54c5c3052f7211dc07a0e6d9ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2631848995c9afc5ea1b3823afe61c60d93fc54c5c3052f7211dc07a0e6d9ff", kill_on_drop: false }`
[INFO] [stdout] b2631848995c9afc5ea1b3823afe61c60d93fc54c5c3052f7211dc07a0e6d9ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e2bffcdcb6bbac29a84f05834b5fef174ef3f7a1702803a643a0db21f41e4c
[INFO] running `Command { std: "docker" "start" "-a" "d1e2bffcdcb6bbac29a84f05834b5fef174ef3f7a1702803a643a0db21f41e4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `easy_board`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let easy_board = vec![
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_easy_board`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d1e2bffcdcb6bbac29a84f05834b5fef174ef3f7a1702803a643a0db21f41e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e2bffcdcb6bbac29a84f05834b5fef174ef3f7a1702803a643a0db21f41e4c", kill_on_drop: false }`
[INFO] [stdout] d1e2bffcdcb6bbac29a84f05834b5fef174ef3f7a1702803a643a0db21f41e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c9689db3ec7d9df58f1693a9a1dc1b876afb5b4319633e9c3c9974f8abb7f9e
[INFO] running `Command { std: "docker" "start" "-a" "7c9689db3ec7d9df58f1693a9a1dc1b876afb5b4319633e9c3c9974f8abb7f9e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `easy_board`
[INFO] [stderr]    --> src/main.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let easy_board = vec![
[INFO] [stderr]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_easy_board`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku-870fa4a752ccd110)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::col_vals_test ... ok
[INFO] [stdout] test tests::cube_vals_test ... ok
[INFO] [stdout] test tests::find_firt_empty_test ... ok
[INFO] [stdout] test tests::options_for_test ... ok
[INFO] [stdout] test tests::row_vals_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c9689db3ec7d9df58f1693a9a1dc1b876afb5b4319633e9c3c9974f8abb7f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9689db3ec7d9df58f1693a9a1dc1b876afb5b4319633e9c3c9974f8abb7f9e", kill_on_drop: false }`
[INFO] [stdout] 7c9689db3ec7d9df58f1693a9a1dc1b876afb5b4319633e9c3c9974f8abb7f9e