[INFO] cloning repository https://github.com/magicant/sudoku-solver-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magicant/sudoku-solver-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagicant%2Fsudoku-solver-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagicant%2Fsudoku-solver-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4abdeb28ad995c9e39e5a0f3c1d6a88c09cd54dc
[INFO] testing magicant/sudoku-solver-in-rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagicant%2Fsudoku-solver-in-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magicant/sudoku-solver-in-rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magicant/sudoku-solver-in-rust
[INFO] finished tweaking git repo https://github.com/magicant/sudoku-solver-in-rust
[INFO] tweaked toml for git repo https://github.com/magicant/sudoku-solver-in-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/magicant/sudoku-solver-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] 0e8fb488fa4cadeae78979bb6d4ae27432112d0d97d853f3a3214e1379f3c997
[INFO] running `Command { std: "docker" "start" "-a" "0e8fb488fa4cadeae78979bb6d4ae27432112d0d97d853f3a3214e1379f3c997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e8fb488fa4cadeae78979bb6d4ae27432112d0d97d853f3a3214e1379f3c997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8fb488fa4cadeae78979bb6d4ae27432112d0d97d853f3a3214e1379f3c997", kill_on_drop: false }`
[INFO] [stdout] 0e8fb488fa4cadeae78979bb6d4ae27432112d0d97d853f3a3214e1379f3c997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1c5dae1ab9c044d22b75050c307af8f4f4e41985c8e8d4daa1910cb93e9c8fe
[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" "c1c5dae1ab9c044d22b75050c307af8f4f4e41985c8e8d4daa1910cb93e9c8fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver-in-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "c1c5dae1ab9c044d22b75050c307af8f4f4e41985c8e8d4daa1910cb93e9c8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c5dae1ab9c044d22b75050c307af8f4f4e41985c8e8d4daa1910cb93e9c8fe", kill_on_drop: false }`
[INFO] [stdout] c1c5dae1ab9c044d22b75050c307af8f4f4e41985c8e8d4daa1910cb93e9c8fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc32bf606bfbb3b7490858576ff6f3ab00904db1fe837cdd61dab1da34af32be
[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" "fc32bf606bfbb3b7490858576ff6f3ab00904db1fe837cdd61dab1da34af32be", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver-in-rust v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "fc32bf606bfbb3b7490858576ff6f3ab00904db1fe837cdd61dab1da34af32be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc32bf606bfbb3b7490858576ff6f3ab00904db1fe837cdd61dab1da34af32be", kill_on_drop: false }`
[INFO] [stdout] fc32bf606bfbb3b7490858576ff6f3ab00904db1fe837cdd61dab1da34af32be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] f7cb0f69b2d411b9a136621964e1c1e0fd8f7063cd824136e6e840f6290a20b6
[INFO] running `Command { std: "docker" "start" "-a" "f7cb0f69b2d411b9a136621964e1c1e0fd8f7063cd824136e6e840f6290a20b6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudoku_solver_in_rust-001108fac332121b)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test board::tests::col_iter_values ... ok
[INFO] [stdout] test board::tests::block_iter_values ... ok
[INFO] [stdout] test board::tests::solving_cell_acknowledge ... ok
[INFO] [stdout] test board::tests::solving_cell_iter ... ok
[INFO] [stdout] test board::tests::solving_cell_get_unique ... ok
[INFO] [stdout] test board::tests::row_iter_values ... ok
[INFO] [stdout] test board::tests::solving_cell_new_none ... ok
[INFO] [stdout] test board::tests::solving_cell_new_some ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f7cb0f69b2d411b9a136621964e1c1e0fd8f7063cd824136e6e840f6290a20b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7cb0f69b2d411b9a136621964e1c1e0fd8f7063cd824136e6e840f6290a20b6", kill_on_drop: false }`
[INFO] [stdout] f7cb0f69b2d411b9a136621964e1c1e0fd8f7063cd824136e6e840f6290a20b6