[INFO] cloning repository https://github.com/jalil-salame/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/jalil-salame/sudoku-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalil-salame%2Fsudoku-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalil-salame%2Fsudoku-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69772240c45948783f1afe9139342f8df3e3141a
[INFO] checking jalil-salame/sudoku-solver against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalil-salame%2Fsudoku-solver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jalil-salame/sudoku-solver
[INFO] finished tweaking git repo https://github.com/jalil-salame/sudoku-solver
[INFO] tweaked toml for git repo https://github.com/jalil-salame/sudoku-solver written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jalil-salame/sudoku-solver on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jalil-salame/sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030
[INFO] running `Command { std: "docker" "start" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling prettyplease v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking sudoku-solver v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed for `[_; 2]`
[INFO] [stdout]    --> src/solver.rs:289:13
[INFO] [stdout]     |
[INFO] [stdout] 289 |         let ix = [self.x, self.y].map(Into::into);
[INFO] [stdout]     |             ^^                    --- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `Destruct`
[INFO] [stdout] note: required by a bound in `array::<impl [T; N]>::map`
[INFO] [stdout]    --> /rustc/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/library/core/src/array/mod.rs:609:4
[INFO] [stdout] help: consider giving `ix` an explicit type, where the type for type parameter `U` is specified
[INFO] [stdout]     |
[INFO] [stdout] 289 |         let ix: [U; 2] = [self.x, self.y].map(Into::into);
[INFO] [stdout]     |               ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `[_; 2]`
[INFO] [stdout]    --> src/solver.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let ix = [self.x, self.y].map(Into::into);
[INFO] [stdout]     |             ^^                    --- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `Destruct`
[INFO] [stdout] note: required by a bound in `array::<impl [T; N]>::map`
[INFO] [stdout]    --> /rustc/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/library/core/src/array/mod.rs:609:4
[INFO] [stdout] help: consider giving `ix` an explicit type, where the type for type parameter `U` is specified
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let ix: [U; 2] = [self.x, self.y].map(Into::into);
[INFO] [stdout]     |               ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `[_; 2]`
[INFO] [stdout]    --> src/solver.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let ix = [3 * x + x_off, 3 * y + y_off].map(Into::into);
[INFO] [stdout]     |             ^^                                  --- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type must implement `Destruct`
[INFO] [stdout] note: required by a bound in `array::<impl [T; N]>::map`
[INFO] [stdout]    --> /rustc/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/library/core/src/array/mod.rs:609:4
[INFO] [stdout] help: consider giving `ix` an explicit type, where the type for type parameter `U` is specified
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let ix: [U; 2] = [3 * x + x_off, 3 * y + y_off].map(Into::into);
[INFO] [stdout]     |               ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr] error: could not compile `sudoku-solver` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030", kill_on_drop: false }`
[INFO] [stdout] 1c84cf95dacea90c29ac6de7c7f51d1531da0f0cb39afd7978f84770528d8030
