[INFO] fetching crate minesweeper_4d 0.1.17...
[INFO] testing minesweeper_4d-0.1.17 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate minesweeper_4d 0.1.17 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate minesweeper_4d 0.1.17
[INFO] finished tweaking crates.io crate minesweeper_4d 0.1.17
[INFO] tweaked toml for crates.io crate minesweeper_4d 0.1.17 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate minesweeper_4d 0.1.17 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate minesweeper_4d 0.1.17 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdf7d6527ca9929656e1f06f0f1a0eaaad27ff2b2cae623692a632d9e2a41ade
[INFO] running `Command { std: "docker" "start" "-a" "bdf7d6527ca9929656e1f06f0f1a0eaaad27ff2b2cae623692a632d9e2a41ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdf7d6527ca9929656e1f06f0f1a0eaaad27ff2b2cae623692a632d9e2a41ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf7d6527ca9929656e1f06f0f1a0eaaad27ff2b2cae623692a632d9e2a41ade", kill_on_drop: false }`
[INFO] [stdout] bdf7d6527ca9929656e1f06f0f1a0eaaad27ff2b2cae623692a632d9e2a41ade
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9479548dd7188f63d8c376430d072d0df28dc22ecdc47a8934e84f4e105adbe
[INFO] running `Command { std: "docker" "start" "-a" "e9479548dd7188f63d8c376430d072d0df28dc22ecdc47a8934e84f4e105adbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling pest v2.8.5
[INFO] [stderr]    Compiling zerocopy v0.8.28
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling zmij v1.0.12
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling pest_meta v2.8.5
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling instability v0.3.9
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling pest_generator v2.8.5
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling arraydeque v0.5.1
[INFO] [stderr]    Compiling yaml-rust2 v0.10.4
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling serde-untagged v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling pest_derive v2.8.5
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling rust-ini v0.21.3
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling len-trait v0.6.1
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling directories v6.0.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling ron v0.12.0
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stderr]    Compiling config v0.15.19
[INFO] [stderr]    Compiling minesweeper_4d v0.1.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]     --> src/main.rs:1870:17
[INFO] [stdout]      |
[INFO] [stdout] 1870 |                 i += 1;
[INFO] [stdout]      |                 ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "e9479548dd7188f63d8c376430d072d0df28dc22ecdc47a8934e84f4e105adbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9479548dd7188f63d8c376430d072d0df28dc22ecdc47a8934e84f4e105adbe", kill_on_drop: false }`
[INFO] [stdout] e9479548dd7188f63d8c376430d072d0df28dc22ecdc47a8934e84f4e105adbe
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a175afd18ed564183e371ae8a8afd2114024298e354063c436a0a0d9960a148
[INFO] running `Command { std: "docker" "start" "-a" "4a175afd18ed564183e371ae8a8afd2114024298e354063c436a0a0d9960a148", kill_on_drop: false }`
[INFO] [stderr]    Compiling minesweeper_4d v0.1.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `i` is never read
[INFO] [stdout]     --> src/main.rs:1870:17
[INFO] [stdout]      |
[INFO] [stdout] 1870 |                 i += 1;
[INFO] [stdout]      |                 ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "4a175afd18ed564183e371ae8a8afd2114024298e354063c436a0a0d9960a148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a175afd18ed564183e371ae8a8afd2114024298e354063c436a0a0d9960a148", kill_on_drop: false }`
[INFO] [stdout] 4a175afd18ed564183e371ae8a8afd2114024298e354063c436a0a0d9960a148
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a26f4cdca321bb7bde16ee601cc0b81f3b918d91ae6030dff1be6187b06666a
[INFO] running `Command { std: "docker" "start" "-a" "5a26f4cdca321bb7bde16ee601cc0b81f3b918d91ae6030dff1be6187b06666a", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `i` is never read
[INFO] [stderr]     --> src/main.rs:1870:17
[INFO] [stderr]      |
[INFO] [stderr] 1870 |                 i += 1;
[INFO] [stderr]      |                 ^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minesweeper_4d` (bin "minesweeper_4d" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minesweeper_4d-64fea8272a77032d)
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "5a26f4cdca321bb7bde16ee601cc0b81f3b918d91ae6030dff1be6187b06666a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a26f4cdca321bb7bde16ee601cc0b81f3b918d91ae6030dff1be6187b06666a", kill_on_drop: false }`
[INFO] [stdout] 5a26f4cdca321bb7bde16ee601cc0b81f3b918d91ae6030dff1be6187b06666a