[INFO] cloning repository https://github.com/Troels51/connect4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Troels51/connect4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroels51%2Fconnect4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroels51%2Fconnect4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f20ffb6ac2f25fb7a5dee15bfec17236a8650b09
[INFO] testing Troels51/connect4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTroels51%2Fconnect4" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Troels51/connect4 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/Troels51/connect4
[INFO] finished tweaking git repo https://github.com/Troels51/connect4
[INFO] tweaked toml for git repo https://github.com/Troels51/connect4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Troels51/connect4 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] [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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 52cbd31aa507368a637a1d9b811ead5a6c0c4394d049bf68c47316bfef3d2bea
[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" "52cbd31aa507368a637a1d9b811ead5a6c0c4394d049bf68c47316bfef3d2bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52cbd31aa507368a637a1d9b811ead5a6c0c4394d049bf68c47316bfef3d2bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cbd31aa507368a637a1d9b811ead5a6c0c4394d049bf68c47316bfef3d2bea", kill_on_drop: false }`
[INFO] [stdout] 52cbd31aa507368a637a1d9b811ead5a6c0c4394d049bf68c47316bfef3d2bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c5ff878873966ebd0fc521f125b4cb12d478c427d327818b30c5a2c09e080dbc
[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" "c5ff878873966ebd0fc521f125b4cb12d478c427d327818b30c5a2c09e080dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling darling_core v0.12.2
[INFO] [stderr]    Compiling darling_macro v0.12.2
[INFO] [stderr]    Compiling darling v0.12.2
[INFO] [stderr]    Compiling serde_with_macros v1.4.1
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling serde_with v1.8.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling connect4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.69s
[INFO] running `Command { std: "docker" "inspect" "c5ff878873966ebd0fc521f125b4cb12d478c427d327818b30c5a2c09e080dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ff878873966ebd0fc521f125b4cb12d478c427d327818b30c5a2c09e080dbc", kill_on_drop: false }`
[INFO] [stdout] c5ff878873966ebd0fc521f125b4cb12d478c427d327818b30c5a2c09e080dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1045b3ede016b57f1807db22179f30ae56d15fc712ffc055d3d04a6ba20e6e5f
[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" "1045b3ede016b57f1807db22179f30ae56d15fc712ffc055d3d04a6ba20e6e5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling connect4 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `plays`
[INFO] [stdout]   --> tests/solver_bench.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 |                     let (score, plays) = solver.solve(record.board);
[INFO] [stdout]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_plays`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/connect/board.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     let mut b : Board = Board::from_str("67152117737262713366376314254").unwrap();
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "1045b3ede016b57f1807db22179f30ae56d15fc712ffc055d3d04a6ba20e6e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1045b3ede016b57f1807db22179f30ae56d15fc712ffc055d3d04a6ba20e6e5f", kill_on_drop: false }`
[INFO] [stdout] 1045b3ede016b57f1807db22179f30ae56d15fc712ffc055d3d04a6ba20e6e5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] a3e1396a87f3f257dbfc18134814a42a5be6ae001dd9737c1e073a423f07dffd
[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" "a3e1396a87f3f257dbfc18134814a42a5be6ae001dd9737c1e073a423f07dffd", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/connect/board.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |     let mut b : Board = Board::from_str("67152117737262713366376314254").unwrap();
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `connect4` (lib test) generated 1 warning
[INFO] [stderr] warning: unused variable: `plays`
[INFO] [stderr]   --> tests/solver_bench.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |                     let (score, plays) = solver.solve(record.board);
[INFO] [stderr]    |                                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_plays`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `connect4` (test "solver_bench") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/connect4-8816cb8be59bb74f)
[INFO] [stdout] running 16 tests
[INFO] [stdout] test connect::board::can_play_test ... ok
[INFO] [stdout] test connect::board::diagonal1_win_test ... ok
[INFO] [stdout] test connect::board::diagonal2_win_test ... ok
[INFO] [stdout] test connect::board::horizontal_win_test ... ok
[INFO] [stdout] test connect::board::p2_diagonal1_win_test ... ok
[INFO] [stdout] test connect::board::p2_diagonal2_win_test ... ok
[INFO] [stdout] test connect::board::p2_vertical_win_test ... ok
[INFO] [stdout] test connect::board::p2_horizontal_win_test ... ok
[INFO] [stdout] test connect::board::real_test_2 ... ok
[INFO] [stdout] test connect::board::test_real ... ok
[INFO] [stdout] test connect::board::vertical_win_test ... ok
[INFO] [stdout] test connect::solver::easy_negamax_test_2 ... ok
[INFO] [stdout] test connect::solver::easy_negamax_test ... ok
[INFO] [stdout] test connect::board::check_win_test ... ok
[INFO] [stdout] test connect::solver::easy_negamax_test_3 ... ok
[INFO] [stdout] test connect::board::top_mask_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/game-287ef91d7449bc68)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/solver_bench.rs (/opt/rustwide/target/debug/deps/solver_bench-e30f63f1cbb4b76e)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::end_easy_boards_bench ... ok
[INFO] [stdout] test tests::middle_easy_boards_bench ... ok
[INFO] [stdout] test tests::end_easy_boards_test ... ok
[INFO] [stdout] test tests::middle_easy_boards_test ... ok
[INFO] [stdout] test tests::begin_easy_boards_bench has been running for over 60 seconds
[INFO] [stdout] test tests::begin_easy_boards_test has been running for over 60 seconds
[INFO] [stdout] test tests::begin_hard_boards_bench has been running for over 60 seconds
[INFO] [stdout] test tests::begin_hard_boards_test has been running for over 60 seconds
[INFO] [stdout] test tests::begin_medium_boards_bench has been running for over 60 seconds
[INFO] [stdout] test tests::begin_medium_boards_test has been running for over 60 seconds
[INFO] [stdout] test tests::middle_medium_boards_bench has been running for over 60 seconds
[INFO] [stdout] test tests::middle_medium_boards_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "a3e1396a87f3f257dbfc18134814a42a5be6ae001dd9737c1e073a423f07dffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e1396a87f3f257dbfc18134814a42a5be6ae001dd9737c1e073a423f07dffd", kill_on_drop: false }`
[INFO] [stdout] a3e1396a87f3f257dbfc18134814a42a5be6ae001dd9737c1e073a423f07dffd