[INFO] cloning repository https://github.com/aricasas/constraint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aricasas/constraint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricasas%2Fconstraint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricasas%2Fconstraint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d494bf44b0aab410777befed891ac118156d608b
[INFO] testing aricasas/constraint against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faricasas%2Fconstraint" "/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/aricasas/constraint
[INFO] finished tweaking git repo https://github.com/aricasas/constraint
[INFO] tweaked toml for git repo https://github.com/aricasas/constraint written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aricasas/constraint on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aricasas/constraint 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3c51acf2cc031cb0d33d2c01bd7f4261e7c29a860edfbafb646c5be2c049889
[INFO] running `Command { std: "docker" "start" "-a" "f3c51acf2cc031cb0d33d2c01bd7f4261e7c29a860edfbafb646c5be2c049889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c51acf2cc031cb0d33d2c01bd7f4261e7c29a860edfbafb646c5be2c049889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c51acf2cc031cb0d33d2c01bd7f4261e7c29a860edfbafb646c5be2c049889", kill_on_drop: false }`
[INFO] [stdout] f3c51acf2cc031cb0d33d2c01bd7f4261e7c29a860edfbafb646c5be2c049889
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02209b58db03c0bb59d09214170731eb863f3be0c9e2fba07caebd4bb2b1ef7f
[INFO] running `Command { std: "docker" "start" "-a" "02209b58db03c0bb59d09214170731eb863f3be0c9e2fba07caebd4bb2b1ef7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling constraint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `check_distinct` is never used
[INFO] [stdout]   --> src/sudoku.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn check_distinct(array: &[i32]) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use constraint::sudoku::{self, Sudoku};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "02209b58db03c0bb59d09214170731eb863f3be0c9e2fba07caebd4bb2b1ef7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02209b58db03c0bb59d09214170731eb863f3be0c9e2fba07caebd4bb2b1ef7f", kill_on_drop: false }`
[INFO] [stdout] 02209b58db03c0bb59d09214170731eb863f3be0c9e2fba07caebd4bb2b1ef7f
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf500c8920a7ec95ce5d0b91d225da264426b72e65adbdf2d6c01ce742a09d51
[INFO] running `Command { std: "docker" "start" "-a" "bf500c8920a7ec95ce5d0b91d225da264426b72e65adbdf2d6c01ce742a09d51", kill_on_drop: false }`
[INFO] [stderr]    Compiling constraint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `check_distinct` is never used
[INFO] [stdout]   --> src/sudoku.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn check_distinct(array: &[i32]) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use constraint::sudoku::{self, Sudoku};
[INFO] [stdout]   |                          ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_distinct` is never used
[INFO] [stdout]   --> src/sudoku.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn check_distinct(array: &[i32]) -> 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 0.97s
[INFO] running `Command { std: "docker" "inspect" "bf500c8920a7ec95ce5d0b91d225da264426b72e65adbdf2d6c01ce742a09d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf500c8920a7ec95ce5d0b91d225da264426b72e65adbdf2d6c01ce742a09d51", kill_on_drop: false }`
[INFO] [stdout] bf500c8920a7ec95ce5d0b91d225da264426b72e65adbdf2d6c01ce742a09d51
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6386c7f7b0294a28592c7f13e6ad052ac4929304c0c22545b1e44be48fadc04
[INFO] running `Command { std: "docker" "start" "-a" "c6386c7f7b0294a28592c7f13e6ad052ac4929304c0c22545b1e44be48fadc04", kill_on_drop: false }`
[INFO] [stderr] warning: function `check_distinct` is never used
[INFO] [stderr]   --> src/sudoku.rs:83:4
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn check_distinct(array: &[i32]) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `constraint` (lib) generated 1 warning
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use constraint::sudoku::{self, Sudoku};
[INFO] [stderr]   |                          ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `constraint` (bin "constraint" test) generated 1 warning (run `cargo fix --bin "constraint" -p constraint --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `constraint` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/constraint-4647771bd65b2726)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sudoku::tests::test_empty has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c6386c7f7b0294a28592c7f13e6ad052ac4929304c0c22545b1e44be48fadc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6386c7f7b0294a28592c7f13e6ad052ac4929304c0c22545b1e44be48fadc04", kill_on_drop: false }`
[INFO] [stdout] c6386c7f7b0294a28592c7f13e6ad052ac4929304c0c22545b1e44be48fadc04
