[INFO] cloning repository https://github.com/Louciluc/sudoku_3d
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Louciluc/sudoku_3d" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouciluc%2Fsudoku_3d", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouciluc%2Fsudoku_3d'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e3c91999c858c3c34d00dc02e657ac22c72d8c2
[INFO] testing Louciluc/sudoku_3d against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouciluc%2Fsudoku_3d" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Louciluc/sudoku_3d
[INFO] finished tweaking git repo https://github.com/Louciluc/sudoku_3d
[INFO] tweaked toml for git repo https://github.com/Louciluc/sudoku_3d written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Louciluc/sudoku_3d on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Louciluc/sudoku_3d 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4a854ec95a7c6fac61749dfe63b2d0dc70a3facd39608efb55939def42bbccf
[INFO] running `Command { std: "docker" "start" "-a" "f4a854ec95a7c6fac61749dfe63b2d0dc70a3facd39608efb55939def42bbccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4a854ec95a7c6fac61749dfe63b2d0dc70a3facd39608efb55939def42bbccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a854ec95a7c6fac61749dfe63b2d0dc70a3facd39608efb55939def42bbccf", kill_on_drop: false }`
[INFO] [stdout] f4a854ec95a7c6fac61749dfe63b2d0dc70a3facd39608efb55939def42bbccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a86c30ad0a29914d575581c0d9638ac2654057e8903f8ed793d15b01fc9dbd5
[INFO] running `Command { std: "docker" "start" "-a" "5a86c30ad0a29914d575581c0d9638ac2654057e8903f8ed793d15b01fc9dbd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling random v0.14.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling color-print-proc-macro v0.3.7
[INFO] [stderr]    Compiling color-print v0.3.7
[INFO] [stderr]    Compiling sudoku_3d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `empty_grid_new` is never used
[INFO] [stdout]    --> src/lib.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout]  16 |     impl Sudoku3D {
[INFO] [stdout]     |     ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 292 |         fn empty_grid_new(size: usize) -> CellGrid {
[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 4.69s
[INFO] running `Command { std: "docker" "inspect" "5a86c30ad0a29914d575581c0d9638ac2654057e8903f8ed793d15b01fc9dbd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a86c30ad0a29914d575581c0d9638ac2654057e8903f8ed793d15b01fc9dbd5", kill_on_drop: false }`
[INFO] [stdout] 5a86c30ad0a29914d575581c0d9638ac2654057e8903f8ed793d15b01fc9dbd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966bc1f9f46bfa59b5bedcf31f63916cce7cb4be35a24bbef56bef92e9ef76f3
[INFO] running `Command { std: "docker" "start" "-a" "966bc1f9f46bfa59b5bedcf31f63916cce7cb4be35a24bbef56bef92e9ef76f3", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `empty_grid_new` is never used
[INFO] [stdout]    --> src/lib.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout]  16 |     impl Sudoku3D {
[INFO] [stdout]     |     ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 292 |         fn empty_grid_new(size: usize) -> CellGrid {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sudoku_3d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `empty_grid_new` is never used
[INFO] [stdout]    --> src/lib.rs:292:12
[INFO] [stdout]     |
[INFO] [stdout]  16 |     impl Sudoku3D {
[INFO] [stdout]     |     ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 292 |         fn empty_grid_new(size: usize) -> CellGrid {
[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 0.63s
[INFO] running `Command { std: "docker" "inspect" "966bc1f9f46bfa59b5bedcf31f63916cce7cb4be35a24bbef56bef92e9ef76f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966bc1f9f46bfa59b5bedcf31f63916cce7cb4be35a24bbef56bef92e9ef76f3", kill_on_drop: false }`
[INFO] [stdout] 966bc1f9f46bfa59b5bedcf31f63916cce7cb4be35a24bbef56bef92e9ef76f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a805b7fef97d832748ac8390e5cbaff2f130cfdfa3153d621cacd45c188822d
[INFO] running `Command { std: "docker" "start" "-a" "7a805b7fef97d832748ac8390e5cbaff2f130cfdfa3153d621cacd45c188822d", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `empty_grid_new` is never used
[INFO] [stderr]    --> src/lib.rs:292:12
[INFO] [stderr]     |
[INFO] [stderr]  16 |     impl Sudoku3D {
[INFO] [stderr]     |     ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 292 |         fn empty_grid_new(size: usize) -> CellGrid {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku_3d` (lib) generated 1 warning
[INFO] [stderr] warning: `sudoku_3d` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sudoku_3d-751f5bb66c20aaaa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::solve_with_1 has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7a805b7fef97d832748ac8390e5cbaff2f130cfdfa3153d621cacd45c188822d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a805b7fef97d832748ac8390e5cbaff2f130cfdfa3153d621cacd45c188822d", kill_on_drop: false }`
[INFO] [stdout] 7a805b7fef97d832748ac8390e5cbaff2f130cfdfa3153d621cacd45c188822d
