[INFO] fetching crate rudoku-core 0.1.0...
[INFO] testing rudoku-core-0.1.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate rudoku-core 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rudoku-core 0.1.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rudoku-core 0.1.0
[INFO] finished tweaking crates.io crate rudoku-core 0.1.0
[INFO] tweaked toml for crates.io crate rudoku-core 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b41d0085c290afb98ee1d409e873568680aefc819b03a14fb2cbc791adb72a76
[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" "b41d0085c290afb98ee1d409e873568680aefc819b03a14fb2cbc791adb72a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b41d0085c290afb98ee1d409e873568680aefc819b03a14fb2cbc791adb72a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b41d0085c290afb98ee1d409e873568680aefc819b03a14fb2cbc791adb72a76", kill_on_drop: false }`
[INFO] [stdout] b41d0085c290afb98ee1d409e873568680aefc819b03a14fb2cbc791adb72a76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b4190266cad7bfd394e7aca3fd9e0aff70c2718389b9be90138ca45fd0112f3
[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" "8b4190266cad7bfd394e7aca3fd9e0aff70c2718389b9be90138ca45fd0112f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rudoku-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.02s
[INFO] running `Command { std: "docker" "inspect" "8b4190266cad7bfd394e7aca3fd9e0aff70c2718389b9be90138ca45fd0112f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4190266cad7bfd394e7aca3fd9e0aff70c2718389b9be90138ca45fd0112f3", kill_on_drop: false }`
[INFO] [stdout] 8b4190266cad7bfd394e7aca3fd9e0aff70c2718389b9be90138ca45fd0112f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1752aa53ac2c7c50fa60688441d6c408d612dec7e3cc5eaabe22a9be38076f4
[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" "e1752aa53ac2c7c50fa60688441d6c408d612dec7e3cc5eaabe22a9be38076f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rudoku-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "e1752aa53ac2c7c50fa60688441d6c408d612dec7e3cc5eaabe22a9be38076f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1752aa53ac2c7c50fa60688441d6c408d612dec7e3cc5eaabe22a9be38076f4", kill_on_drop: false }`
[INFO] [stdout] e1752aa53ac2c7c50fa60688441d6c408d612dec7e3cc5eaabe22a9be38076f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eedd1e85c0c43780448008bed4168e69b4c496eca86e5eb1c2d481ec88485cfb
[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" "eedd1e85c0c43780448008bed4168e69b4c496eca86e5eb1c2d481ec88485cfb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rudoku_core-32e4fc7bb1f1216e
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test sudoku::sudoku_value::tests::iterator ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::get_number_array ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::from_i32 ... ok
[INFO] [stdout] test sudoku::tests::check_false ... ok
[INFO] [stdout] test sudoku::sudoku_value::tests::to_string ... ok
[INFO] [stdout] test sudoku::tests::count_other ... ok
[INFO] [stdout] test sudoku::tests::count_9 ... ok
[INFO] [stdout] test sudoku::tests::check_true ... ok
[INFO] [stdout] test sudoku::tests::get_column ... ok
[INFO] [stdout] test sudoku::tests::decimate_81 ... ok
[INFO] [stdout] test sudoku::tests::from_string ... ok
[INFO] [stdout] test sudoku::tests::get_row ... ok
[INFO] [stdout] test sudoku::tests::solved_true ... ok
[INFO] [stdout] test sudoku::tests::solved_false ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_3 ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_2 ... ok
[INFO] [stdout] test sudoku::tests::get_square ... ok
[INFO] [stdout] test util::tests::has_only_unique_elements_1 ... ok
[INFO] [stdout] test sudoku::tests::check_panic ... ok
[INFO] [stdout] test sudoku::tests::decimate_16 ... ok
[INFO] [stdout] test sudoku::tests::decimate_82 ... ok
[INFO] [stdout] test sudoku::tests::solve ... ok
[INFO] [stdout] test sudoku::tests::fill_random ... ok
[INFO] [stdout] test sudoku::tests::fill_check ... ok
[INFO] [stdout] test sudoku::tests::decimate_30 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rudoku-core
[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 `Command { std: "docker" "inspect" "eedd1e85c0c43780448008bed4168e69b4c496eca86e5eb1c2d481ec88485cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedd1e85c0c43780448008bed4168e69b4c496eca86e5eb1c2d481ec88485cfb", kill_on_drop: false }`
[INFO] [stdout] eedd1e85c0c43780448008bed4168e69b4c496eca86e5eb1c2d481ec88485cfb