[INFO] cloning repository https://github.com/kinnison/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kinnison/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinnison%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinnison%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d0c2b048884ce75ecaaf2bc837da21cd74085e1
[INFO] testing kinnison/sudoku against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkinnison%2Fsudoku" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kinnison/sudoku
[INFO] finished tweaking git repo https://github.com/kinnison/sudoku
[INFO] tweaked toml for git repo https://github.com/kinnison/sudoku written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kinnison/sudoku on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kinnison/sudoku 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 971f48fb21a1ee158a1f22906d4eb302fbed6f3c10b599fdd2154982b31d88e4
[INFO] running `Command { std: "docker" "start" "-a" "971f48fb21a1ee158a1f22906d4eb302fbed6f3c10b599fdd2154982b31d88e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "971f48fb21a1ee158a1f22906d4eb302fbed6f3c10b599fdd2154982b31d88e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971f48fb21a1ee158a1f22906d4eb302fbed6f3c10b599fdd2154982b31d88e4", kill_on_drop: false }`
[INFO] [stdout] 971f48fb21a1ee158a1f22906d4eb302fbed6f3c10b599fdd2154982b31d88e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fdb72c2d25fadfbc4b02088d6e4daa1bc71c3413e01a1e74f71f8079070b473
[INFO] running `Command { std: "docker" "start" "-a" "7fdb72c2d25fadfbc4b02088d6e4daa1bc71c3413e01a1e74f71f8079070b473", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `overlapping_houses` is never used
[INFO] [stdout]  --> src/rules.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Ruleset {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn overlapping_houses(&self, house: usize) -> &[usize] {
[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 6.71s
[INFO] running `Command { std: "docker" "inspect" "7fdb72c2d25fadfbc4b02088d6e4daa1bc71c3413e01a1e74f71f8079070b473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fdb72c2d25fadfbc4b02088d6e4daa1bc71c3413e01a1e74f71f8079070b473", kill_on_drop: false }`
[INFO] [stdout] 7fdb72c2d25fadfbc4b02088d6e4daa1bc71c3413e01a1e74f71f8079070b473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cab06c8c5e2ec104304ec8cfce91cda4722142317f8236bfb141ba371c4935b
[INFO] running `Command { std: "docker" "start" "-a" "6cab06c8c5e2ec104304ec8cfce91cda4722142317f8236bfb141ba371c4935b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `overlapping_houses` is never used
[INFO] [stdout]  --> src/rules.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Ruleset {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 7 |     fn overlapping_houses(&self, house: usize) -> &[usize] {
[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 0.58s
[INFO] running `Command { std: "docker" "inspect" "6cab06c8c5e2ec104304ec8cfce91cda4722142317f8236bfb141ba371c4935b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cab06c8c5e2ec104304ec8cfce91cda4722142317f8236bfb141ba371c4935b", kill_on_drop: false }`
[INFO] [stdout] 6cab06c8c5e2ec104304ec8cfce91cda4722142317f8236bfb141ba371c4935b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4bd9b1f789327945d3b44dc61a7384f40f071f5bfde076bb2f45d5a74a5b8b6f
[INFO] running `Command { std: "docker" "start" "-a" "4bd9b1f789327945d3b44dc61a7384f40f071f5bfde076bb2f45d5a74a5b8b6f", kill_on_drop: false }`
[INFO] [stderr] warning: method `overlapping_houses` is never used
[INFO] [stderr]  --> src/rules.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub trait Ruleset {
[INFO] [stderr]   |           ------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 7 |     fn overlapping_houses(&self, house: usize) -> &[usize] {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sudoku` (bin "sudoku" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sudoku-207f666927ffdca0)
[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" "4bd9b1f789327945d3b44dc61a7384f40f071f5bfde076bb2f45d5a74a5b8b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd9b1f789327945d3b44dc61a7384f40f071f5bfde076bb2f45d5a74a5b8b6f", kill_on_drop: false }`
[INFO] [stdout] 4bd9b1f789327945d3b44dc61a7384f40f071f5bfde076bb2f45d5a74a5b8b6f