[INFO] cloning repository https://github.com/pyelias/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyelias/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyelias%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyelias%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] adba60a5219aeaa77b9af1cc30673043312b8d90 [INFO] checking pyelias/sudoku against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyelias%2Fsudoku" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pyelias/sudoku on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pyelias/sudoku [INFO] finished tweaking git repo https://github.com/pyelias/sudoku [INFO] tweaked toml for git repo https://github.com/pyelias/sudoku written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pyelias/sudoku 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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07f04c3d8b7e738b4a2350fb5f389fc8780cef9be8dea590ea0f7fa9363ad130 [INFO] running `Command { std: "docker" "start" "-a" "07f04c3d8b7e738b4a2350fb5f389fc8780cef9be8dea590ea0f7fa9363ad130", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07f04c3d8b7e738b4a2350fb5f389fc8780cef9be8dea590ea0f7fa9363ad130", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07f04c3d8b7e738b4a2350fb5f389fc8780cef9be8dea590ea0f7fa9363ad130", kill_on_drop: false }` [INFO] [stdout] 07f04c3d8b7e738b4a2350fb5f389fc8780cef9be8dea590ea0f7fa9363ad130 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3df107b724612111f5ac1f3218469eec0f5398ccfe9bb2bf2f80bcf6fc023d4f [INFO] running `Command { std: "docker" "start" "-a" "3df107b724612111f5ac1f3218469eec0f5398ccfe9bb2bf2f80bcf6fc023d4f", kill_on_drop: false }` [INFO] [stderr] Checking sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "3df107b724612111f5ac1f3218469eec0f5398ccfe9bb2bf2f80bcf6fc023d4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3df107b724612111f5ac1f3218469eec0f5398ccfe9bb2bf2f80bcf6fc023d4f", kill_on_drop: false }` [INFO] [stdout] 3df107b724612111f5ac1f3218469eec0f5398ccfe9bb2bf2f80bcf6fc023d4f [INFO] checking pyelias/sudoku against try#519d6e23a6cb73c4d0f295f71ad37db8e95c54ab for pr-125384-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyelias%2Fsudoku" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pyelias/sudoku on toolchain 519d6e23a6cb73c4d0f295f71ad37db8e95c54ab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pyelias/sudoku [INFO] finished tweaking git repo https://github.com/pyelias/sudoku [INFO] tweaked toml for git repo https://github.com/pyelias/sudoku written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pyelias/sudoku 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" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6dd68d01c2b899a67bf787af7509d3859e92167be87d41d8d7d31c50b93c6cee [INFO] running `Command { std: "docker" "start" "-a" "6dd68d01c2b899a67bf787af7509d3859e92167be87d41d8d7d31c50b93c6cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6dd68d01c2b899a67bf787af7509d3859e92167be87d41d8d7d31c50b93c6cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dd68d01c2b899a67bf787af7509d3859e92167be87d41d8d7d31c50b93c6cee", kill_on_drop: false }` [INFO] [stdout] 6dd68d01c2b899a67bf787af7509d3859e92167be87d41d8d7d31c50b93c6cee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+519d6e23a6cb73c4d0f295f71ad37db8e95c54ab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9aa78746dba573ab87496aa4ebcd1c1c597c579388cc9fc90233fe55ef916c53 [INFO] running `Command { std: "docker" "start" "-a" "9aa78746dba573ab87496aa4ebcd1c1c597c579388cc9fc90233fe55ef916c53", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Checking sudoku v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2021 edition to 2024 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking sudoku v0.1.0 (/tmp/fixit) [INFO] [stdout] error[E0502]: cannot borrow `board` as immutable because it is also borrowed as mutable [INFO] [stdout] --> src/sudoku/solve.rs:200:31 [INFO] [stdout] | [INFO] [stdout] 199 | for update in board.take_updates() { [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | a temporary with access to the mutable borrow is created here ... [INFO] [stdout] 200 | let mut allowed = board.allowed(update); [INFO] [stdout] | ^^^^^ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 207 | } [INFO] [stdout] | - ... and the mutable borrow might be used here, when that temporary is dropped and runs the destructor for type `impl Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `board` as mutable more than once at a time [INFO] [stdout] --> src/sudoku/solve.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 199 | for update in board.take_updates() { [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | first mutable borrow occurs here [INFO] [stdout] | first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 205 | board.fill(update, num); [INFO] [stdout] | ^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0499, E0502. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sudoku` (bin "sudoku" test) due to 3 previous errors [INFO] [stdout] error[E0502]: cannot borrow `board` as immutable because it is also borrowed as mutable [INFO] [stdout] --> src/sudoku/solve.rs:200:31 [INFO] [stdout] | [INFO] [stdout] 199 | for update in board.take_updates() { [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | a temporary with access to the mutable borrow is created here ... [INFO] [stdout] 200 | let mut allowed = board.allowed(update); [INFO] [stdout] | ^^^^^ immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 207 | } [INFO] [stdout] | - ... and the mutable borrow might be used here, when that temporary is dropped and runs the destructor for type `impl Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0499]: cannot borrow `board` as mutable more than once at a time [INFO] [stdout] --> src/sudoku/solve.rs:205:17 [INFO] [stdout] | [INFO] [stdout] 199 | for update in board.take_updates() { [INFO] [stdout] | -------------------- [INFO] [stdout] | | [INFO] [stdout] | first mutable borrow occurs here [INFO] [stdout] | first borrow later used here [INFO] [stdout] ... [INFO] [stdout] 205 | board.fill(update, num); [INFO] [stdout] | ^^^^^ second mutable borrow occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0499, E0502. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sudoku` (bin "sudoku") due to 3 previous errors [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "9aa78746dba573ab87496aa4ebcd1c1c597c579388cc9fc90233fe55ef916c53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9aa78746dba573ab87496aa4ebcd1c1c597c579388cc9fc90233fe55ef916c53", kill_on_drop: false }` [INFO] [stdout] 9aa78746dba573ab87496aa4ebcd1c1c597c579388cc9fc90233fe55ef916c53