[INFO] cloning repository https://github.com/nkoppel/sudoku-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nkoppel/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkoppel%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkoppel%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3d3e3be6823aa8b1c0df59beb9068b54f884d23
[INFO] building nkoppel/sudoku-solver against try#434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275 for pr-101591
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnkoppel%2Fsudoku-solver" "/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/nkoppel/sudoku-solver on toolchain 434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nkoppel/sudoku-solver
[INFO] finished tweaking git repo https://github.com/nkoppel/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/nkoppel/sudoku-solver written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nkoppel/sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f0991d35e5c449ba6b86dc0e196cb4d896e03edfe1a8fc4a8dc97fad453d76
[INFO] running `Command { std: "docker" "start" "-a" "15f0991d35e5c449ba6b86dc0e196cb4d896e03edfe1a8fc4a8dc97fad453d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f0991d35e5c449ba6b86dc0e196cb4d896e03edfe1a8fc4a8dc97fad453d76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f0991d35e5c449ba6b86dc0e196cb4d896e03edfe1a8fc4a8dc97fad453d76", kill_on_drop: false }`
[INFO] [stdout] 15f0991d35e5c449ba6b86dc0e196cb4d896e03edfe1a8fc4a8dc97fad453d76
[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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+434cce50d8e9a9de0ddaaccaca51e3e3f4bbb275" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe01f4f314611909d6e96497e596cd8675044008c48e62686052b57774636e5
[INFO] running `Command { std: "docker" "start" "-a" "5fe01f4f314611909d6e96497e596cd8675044008c48e62686052b57774636e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/solve.rs:105:14
[INFO] [stdout]     |
[INFO] [stdout] 105 |     board |= (board >> 3);
[INFO] [stdout]     |              ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -     board |= (board >> 3);
[INFO] [stdout] 105 +     board |= board >> 3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/solve.rs:108:14
[INFO] [stdout]     |
[INFO] [stdout] 108 |     board |= (board >> 6);
[INFO] [stdout]     |              ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 108 -     board |= (board >> 6);
[INFO] [stdout] 108 +     board |= board >> 6;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/solve.rs:135:14
[INFO] [stdout]     |
[INFO] [stdout] 135 |     board |= (board >> 27);
[INFO] [stdout]     |              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 135 -     board |= (board >> 27);
[INFO] [stdout] 135 +     board |= board >> 27;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/solve.rs:138:14
[INFO] [stdout]     |
[INFO] [stdout] 138 |     board |= (board >> 54);
[INFO] [stdout]     |              ^           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 138 -     board |= (board >> 54);
[INFO] [stdout] 138 +     board |= board >> 54;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `groups` is never read
[INFO] [stdout]    --> src/solve.rs:194:5
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub struct Solver {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 194 |     groups: [u128; 27],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] rustc: /checkout/src/llvm-project/llvm/include/llvm/ADT/APInt.h:1469: uint64_t llvm::APInt::getZExtValue() const: Assertion `getActiveBits() <= 64 && "Too many bits for uint64_t"' failed.
[INFO] [stderr] error: could not compile `sudoku-solver`; 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sudoku_solver --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=7a5e1f36db10eeda -C extra-filename=-7a5e1f36db10eeda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "5fe01f4f314611909d6e96497e596cd8675044008c48e62686052b57774636e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe01f4f314611909d6e96497e596cd8675044008c48e62686052b57774636e5", kill_on_drop: false }`
[INFO] [stdout] 5fe01f4f314611909d6e96497e596cd8675044008c48e62686052b57774636e5