[INFO] cloning repository https://github.com/aj-2000/rust_wasm_minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aj-2000/rust_wasm_minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faj-2000%2Frust_wasm_minesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faj-2000%2Frust_wasm_minesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff5b63b0f87b2ba9cc75a9ed41dc8af8bb323bf
[INFO] checking aj-2000/rust_wasm_minesweeper against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faj-2000%2Frust_wasm_minesweeper" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aj-2000/rust_wasm_minesweeper 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/aj-2000/rust_wasm_minesweeper
[INFO] finished tweaking git repo https://github.com/aj-2000/rust_wasm_minesweeper
[INFO] tweaked toml for git repo https://github.com/aj-2000/rust_wasm_minesweeper written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aj-2000/rust_wasm_minesweeper 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.17
[INFO] [stderr]   Downloaded bumpalo v3.10.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.42
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded once_cell v1.13.0
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded unicode-ident v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 875270309a64daf9c0438a17795c6ba50ad336b1dbcc09bf40b1d04286e475fb
[INFO] running `Command { std: "docker" "start" "-a" "875270309a64daf9c0438a17795c6ba50ad336b1dbcc09bf40b1d04286e475fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "875270309a64daf9c0438a17795c6ba50ad336b1dbcc09bf40b1d04286e475fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875270309a64daf9c0438a17795c6ba50ad336b1dbcc09bf40b1d04286e475fb", kill_on_drop: false }`
[INFO] [stdout] 875270309a64daf9c0438a17795c6ba50ad336b1dbcc09bf40b1d04286e475fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e286d4102919843b2924b74b44b6be0e6656361d0cdda91544f9c4b8e12a5fc2
[INFO] running `Command { std: "docker" "start" "-a" "e286d4102919843b2924b74b44b6be0e6656361d0cdda91544f9c4b8e12a5fc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.82
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bumpalo v3.10.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.82
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.82
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.82
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e286d4102919843b2924b74b44b6be0e6656361d0cdda91544f9c4b8e12a5fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e286d4102919843b2924b74b44b6be0e6656361d0cdda91544f9c4b8e12a5fc2", kill_on_drop: false }`
[INFO] [stdout] e286d4102919843b2924b74b44b6be0e6656361d0cdda91544f9c4b8e12a5fc2
[INFO] checking aj-2000/rust_wasm_minesweeper against try#519d6e23a6cb73c4d0f295f71ad37db8e95c54ab for pr-125384-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faj-2000%2Frust_wasm_minesweeper" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aj-2000/rust_wasm_minesweeper 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/aj-2000/rust_wasm_minesweeper
[INFO] finished tweaking git repo https://github.com/aj-2000/rust_wasm_minesweeper
[INFO] tweaked toml for git repo https://github.com/aj-2000/rust_wasm_minesweeper written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aj-2000/rust_wasm_minesweeper 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 724159e7e41290e084a157a8efbb115b971b7863221e2caacd72beac790993ba
[INFO] running `Command { std: "docker" "start" "-a" "724159e7e41290e084a157a8efbb115b971b7863221e2caacd72beac790993ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "724159e7e41290e084a157a8efbb115b971b7863221e2caacd72beac790993ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724159e7e41290e084a157a8efbb115b971b7863221e2caacd72beac790993ba", kill_on_drop: false }`
[INFO] [stdout] 724159e7e41290e084a157a8efbb115b971b7863221e2caacd72beac790993ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ea5be140e74d61f58bff4487931e000d009911940fc3358f6a0c7a96f70bc68e
[INFO] running `Command { std: "docker" "start" "-a" "ea5be140e74d61f58bff4487931e000d009911940fc3358f6a0c7a96f70bc68e", 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]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.82
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling bumpalo v3.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling wasm-bindgen v0.2.82
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.82
[INFO] [stderr]     Checking minesweeper v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.82
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr]     Checking minesweeper v0.1.0 (/tmp/fixit)
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/minesweeper.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 for neighbor in self.iter_neighbors(pos) {
[INFO] [stdout]     |                                 ------------------------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 immutable borrow occurs here
[INFO] [stdout]     |                                 immutable borrow later used here
[INFO] [stdout] ...
[INFO] [stdout] 106 |                         self.open(neighbor);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/minesweeper.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 for neighbor in self.iter_neighbors(pos) {
[INFO] [stdout]     |                                 ------------------------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 immutable borrow occurs here
[INFO] [stdout]     |                                 immutable borrow later used here
[INFO] [stdout] 130 |                     if !self.open_fields.contains(&neighbor) {
[INFO] [stdout] 131 |                         self.open(neighbor);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minesweeper` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/minesweeper.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 for neighbor in self.iter_neighbors(pos) {
[INFO] [stdout]     |                                 ------------------------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 immutable borrow occurs here
[INFO] [stdout]     |                                 immutable borrow later used here
[INFO] [stdout] ...
[INFO] [stdout] 106 |                         self.open(neighbor);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/minesweeper.rs:131:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 for neighbor in self.iter_neighbors(pos) {
[INFO] [stdout]     |                                 ------------------------
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 immutable borrow occurs here
[INFO] [stdout]     |                                 immutable borrow later used here
[INFO] [stdout] 130 |                     if !self.open_fields.contains(&neighbor) {
[INFO] [stdout] 131 |                         self.open(neighbor);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minesweeper` (lib) 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" "ea5be140e74d61f58bff4487931e000d009911940fc3358f6a0c7a96f70bc68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5be140e74d61f58bff4487931e000d009911940fc3358f6a0c7a96f70bc68e", kill_on_drop: false }`
[INFO] [stdout] ea5be140e74d61f58bff4487931e000d009911940fc3358f6a0c7a96f70bc68e