[INFO] cloning repository https://github.com/Mesoptier/nurikabe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mesoptier/nurikabe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMesoptier%2Fnurikabe", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d9e8086ed05a40806d49a8f4d8e3f49aa7eea3a
[INFO] testing Mesoptier/nurikabe against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMesoptier%2Fnurikabe" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mesoptier/nurikabe
[INFO] finished tweaking git repo https://github.com/Mesoptier/nurikabe
[INFO] tweaked toml for git repo https://github.com/Mesoptier/nurikabe written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mesoptier/nurikabe on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Mesoptier/nurikabe 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f5b37cf8505ef532a060201c8d890dbf6f1fc551d065d4fe575dc97a9218c707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5b37cf8505ef532a060201c8d890dbf6f1fc551d065d4fe575dc97a9218c707", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f1355864bacd7935f2789a4fa57a4da08f21078770cf30b750c9065dacb23133", kill_on_drop: false }`
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[INFO] [stderr]    Compiling nurikabe v0.1.0 (/opt/rustwide/workdir/solver)
[INFO] [stdout] warning: methods `is_white` and `is_black` are never used
[INFO] [stdout]   --> solver/src/grid/mod.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl State {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub(crate) fn is_white(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn is_black(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling cssparser v0.31.2
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]    Compiling scraper v0.18.1
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.24
[INFO] [stderr]    Compiling scrape v0.1.0 (/opt/rustwide/workdir/scrape)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> scrape/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | enum PuzzleType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 10 |     Easy5x5,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Easy7x7,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Easy10x10,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     Easy12x12,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     Easy15x15,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     Easy20x20,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     Hard5x5,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     Hard7x7,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     Hard10x10,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 19 |     Hard12x12,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.45s
[INFO] running `Command { std: "docker" "inspect" "f1355864bacd7935f2789a4fa57a4da08f21078770cf30b750c9065dacb23133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1355864bacd7935f2789a4fa57a4da08f21078770cf30b750c9065dacb23133", kill_on_drop: false }`
[INFO] [stdout] f1355864bacd7935f2789a4fa57a4da08f21078770cf30b750c9065dacb23133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6423393d5e935fef77eda248b3a6c93e8b4d02c7a86ccee26687e875fd490d67
[INFO] running `Command { std: "docker" "start" "-a" "6423393d5e935fef77eda248b3a6c93e8b4d02c7a86ccee26687e875fd490d67", kill_on_drop: false }`
[INFO] [stdout] warning: methods `is_white` and `is_black` are never used
[INFO] [stdout]   --> solver/src/grid/mod.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl State {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub(crate) fn is_white(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn is_black(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nurikabe v0.1.0 (/opt/rustwide/workdir/solver)
[INFO] [stderr]    Compiling scrape v0.1.0 (/opt/rustwide/workdir/scrape)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> scrape/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | enum PuzzleType {
[INFO] [stdout]    |      ---------- variants in this enum
[INFO] [stdout] 10 |     Easy5x5,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Easy7x7,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 12 |     Easy10x10,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 13 |     Easy12x12,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     Easy15x15,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 15 |     Easy20x20,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     Hard5x5,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 17 |     Hard7x7,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 18 |     Hard10x10,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 19 |     Hard12x12,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_white` and `is_black` are never used
[INFO] [stdout]   --> solver/src/grid/mod.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl State {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub(crate) fn is_white(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub(crate) fn is_black(self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "6423393d5e935fef77eda248b3a6c93e8b4d02c7a86ccee26687e875fd490d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6423393d5e935fef77eda248b3a6c93e8b4d02c7a86ccee26687e875fd490d67", kill_on_drop: false }`
[INFO] [stdout] 6423393d5e935fef77eda248b3a6c93e8b4d02c7a86ccee26687e875fd490d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fadd61c7ede7cfb09a6bfde3ad2978a718cb9b388de2d12c24172b1e14b7106b
[INFO] running `Command { std: "docker" "start" "-a" "fadd61c7ede7cfb09a6bfde3ad2978a718cb9b388de2d12c24172b1e14b7106b", kill_on_drop: false }`
[INFO] [stderr] warning: methods `is_white` and `is_black` are never used
[INFO] [stderr]   --> solver/src/grid/mod.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl State {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 31 |     pub(crate) fn is_white(self) -> bool {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub(crate) fn is_black(self) -> bool {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nurikabe` (lib) generated 1 warning
[INFO] [stderr] warning: `nurikabe` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> scrape/src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | enum PuzzleType {
[INFO] [stderr]    |      ---------- variants in this enum
[INFO] [stderr] 10 |     Easy5x5,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 11 |     Easy7x7,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 12 |     Easy10x10,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 13 |     Easy12x12,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 14 |     Easy15x15,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 15 |     Easy20x20,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 16 |     Hard5x5,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 17 |     Hard7x7,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 18 |     Hard10x10,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 19 |     Hard12x12,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scrape` (bin "scrape" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nurikabe-526199e7befc60e8)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test grid::analysis::tests::test_is_region_confined ... ok
[INFO] [stdout] test strategy::avoid_pools::tests::test_three_black_2 ... ok
[INFO] [stdout] test strategy::avoid_pools::tests::test_three_black_1 ... ok
[INFO] [stdout] test strategy::avoid_pools::tests::test_three_black_3 ... ok
[INFO] [stdout] test strategy::avoid_pools::tests::test_three_black_4 ... ok
[INFO] [stdout] test strategy::avoid_pools::tests::test_two_black_1 ... ok
[INFO] [stdout] test strategy::complete_islands::tests::already_complete_1x1_center ... ok
[INFO] [stdout] test strategy::complete_islands::tests::complete_1x1_center ... ok
[INFO] [stdout] test strategy::complete_islands::tests::complete_1x1_edge ... ok
[INFO] [stdout] test strategy::complete_islands::tests::complete_1x1_corner ... ok
[INFO] [stdout] test strategy::dual_liberties::tests::test_already_completed ... ok
[INFO] [stdout] test strategy::confinement::tests::test_confinement_numbered ... ok
[INFO] [stdout] test strategy::dual_liberties::tests::test_already_marked ... ok
[INFO] [stdout] test strategy::dual_liberties::tests::test_apply ... ok
[INFO] [stdout] test strategy::single_liberties::tests::test_black ... ok
[INFO] [stdout] test strategy::single_liberties::tests::test_black_already_complete ... ok
[INFO] [stdout] test strategy::single_liberties::tests::test_numbered_already_complete ... ok
[INFO] [stdout] test strategy::single_liberties::tests::test_white ... ok
[INFO] [stdout] test strategy::unreachable_cells::tests::test_too_far ... ok
[INFO] [stdout] test strategy::unreachable_cells::tests::test_between_numbered ... ok
[INFO] [stdout] test strategy::single_liberties::tests::test_numbered ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nurikabe-736ba44fc048ac78)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scrape-8405f5509d6c7ed6)
[INFO] [stderr]    Doc-tests nurikabe
[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] [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" "fadd61c7ede7cfb09a6bfde3ad2978a718cb9b388de2d12c24172b1e14b7106b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadd61c7ede7cfb09a6bfde3ad2978a718cb9b388de2d12c24172b1e14b7106b", kill_on_drop: false }`
[INFO] [stdout] fadd61c7ede7cfb09a6bfde3ad2978a718cb9b388de2d12c24172b1e14b7106b