[INFO] cloning repository https://github.com/vigneshsarma/sudoku.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vigneshsarma/sudoku.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvigneshsarma%2Fsudoku.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvigneshsarma%2Fsudoku.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23047de68c46fa90149140905b3471629cd000b7
[INFO] testing vigneshsarma/sudoku.rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvigneshsarma%2Fsudoku.rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vigneshsarma/sudoku.rs on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vigneshsarma/sudoku.rs
[INFO] finished tweaking git repo https://github.com/vigneshsarma/sudoku.rs
[INFO] tweaked toml for git repo https://github.com/vigneshsarma/sudoku.rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vigneshsarma/sudoku.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 058533eeec85d0db719d5c4d781cec1d0106ddb68ecbafdbe88b14941364c750
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "058533eeec85d0db719d5c4d781cec1d0106ddb68ecbafdbe88b14941364c750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "058533eeec85d0db719d5c4d781cec1d0106ddb68ecbafdbe88b14941364c750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "058533eeec85d0db719d5c4d781cec1d0106ddb68ecbafdbe88b14941364c750", kill_on_drop: false }`
[INFO] [stdout] 058533eeec85d0db719d5c4d781cec1d0106ddb68ecbafdbe88b14941364c750
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 752f597c5a41e8b496cdfd47be3c168c4d00d8d871ef490eced21e3356113adf
[INFO] running `Command { std: "docker" "start" "-a" "752f597c5a41e8b496cdfd47be3c168c4d00d8d871ef490eced21e3356113adf", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "752f597c5a41e8b496cdfd47be3c168c4d00d8d871ef490eced21e3356113adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752f597c5a41e8b496cdfd47be3c168c4d00d8d871ef490eced21e3356113adf", kill_on_drop: false }`
[INFO] [stdout] 752f597c5a41e8b496cdfd47be3c168c4d00d8d871ef490eced21e3356113adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d654f0c801abeaefe2f6b1df675eb426e6c1eb81f14348ccdcb453ffcde6651b
[INFO] running `Command { std: "docker" "start" "-a" "d654f0c801abeaefe2f6b1df675eb426e6c1eb81f14348ccdcb453ffcde6651b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "d654f0c801abeaefe2f6b1df675eb426e6c1eb81f14348ccdcb453ffcde6651b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d654f0c801abeaefe2f6b1df675eb426e6c1eb81f14348ccdcb453ffcde6651b", kill_on_drop: false }`
[INFO] [stdout] d654f0c801abeaefe2f6b1df675eb426e6c1eb81f14348ccdcb453ffcde6651b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 277b2b12bf1bd3b96639f09e58e82f0d9588acb573d23968d5c51c8cc82addc0
[INFO] running `Command { std: "docker" "start" "-a" "277b2b12bf1bd3b96639f09e58e82f0d9588acb573d23968d5c51c8cc82addc0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku-5a212d88fb4f0ebd
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_row_column_to_box ... ok
[INFO] [stdout] test test_solve_sudokus ... ok
[INFO] [stdout] test test_solve_all_of_17 ... test test_solve_all_of_17 has been running for over 60 seconds
[INFO] [stdout] test test_solve_all_of_17 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "277b2b12bf1bd3b96639f09e58e82f0d9588acb573d23968d5c51c8cc82addc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277b2b12bf1bd3b96639f09e58e82f0d9588acb573d23968d5c51c8cc82addc0", kill_on_drop: false }`
[INFO] [stdout] 277b2b12bf1bd3b96639f09e58e82f0d9588acb573d23968d5c51c8cc82addc0