[INFO] cloning repository https://github.com/DreadedHippy/spinning-cube
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DreadedHippy/spinning-cube" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreadedHippy%2Fspinning-cube", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreadedHippy%2Fspinning-cube'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de86787b0ddc43565fe39ec047162e584282d9e1
[INFO] testing DreadedHippy/spinning-cube against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreadedHippy%2Fspinning-cube" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DreadedHippy/spinning-cube
[INFO] finished tweaking git repo https://github.com/DreadedHippy/spinning-cube
[INFO] tweaked toml for git repo https://github.com/DreadedHippy/spinning-cube written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DreadedHippy/spinning-cube on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DreadedHippy/spinning-cube 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41d08db7738ed8faf3b4c01c4da50a53689df1a4edb024baee3e4de5d1bd35f
[INFO] running `Command { std: "docker" "start" "-a" "f41d08db7738ed8faf3b4c01c4da50a53689df1a4edb024baee3e4de5d1bd35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41d08db7738ed8faf3b4c01c4da50a53689df1a4edb024baee3e4de5d1bd35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41d08db7738ed8faf3b4c01c4da50a53689df1a4edb024baee3e4de5d1bd35f", kill_on_drop: false }`
[INFO] [stdout] f41d08db7738ed8faf3b4c01c4da50a53689df1a4edb024baee3e4de5d1bd35f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 172e3f7c3fcb85e0a7dd63865615a6e221d2b85ddf102ba51054952aec262384
[INFO] running `Command { std: "docker" "start" "-a" "172e3f7c3fcb85e0a7dd63865615a6e221d2b85ddf102ba51054952aec262384", kill_on_drop: false }`
[INFO] [stderr]    Compiling spinning-cube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `z_buffer` is never read
[INFO] [stdout]   --> src/main.rs:73:41
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut z_buffer: [f64; 44 * 160] = [0.0; 44 * 160];
[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] [stdout] warning: value assigned to `buffer` is never read
[INFO] [stdout]   --> src/main.rs:74:40
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut buffer: [char; 44 * 160] = [' '; 44 * 160];
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "172e3f7c3fcb85e0a7dd63865615a6e221d2b85ddf102ba51054952aec262384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "172e3f7c3fcb85e0a7dd63865615a6e221d2b85ddf102ba51054952aec262384", kill_on_drop: false }`
[INFO] [stdout] 172e3f7c3fcb85e0a7dd63865615a6e221d2b85ddf102ba51054952aec262384
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd9da53ebd2a728776e5a1233eabf6739992a3aff792b45afae1bc71df3d032a
[INFO] running `Command { std: "docker" "start" "-a" "bd9da53ebd2a728776e5a1233eabf6739992a3aff792b45afae1bc71df3d032a", kill_on_drop: false }`
[INFO] [stderr]    Compiling spinning-cube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `z_buffer` is never read
[INFO] [stdout]   --> src/main.rs:73:41
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut z_buffer: [f64; 44 * 160] = [0.0; 44 * 160];
[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] [stdout] warning: value assigned to `buffer` is never read
[INFO] [stdout]   --> src/main.rs:74:40
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut buffer: [char; 44 * 160] = [' '; 44 * 160];
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "bd9da53ebd2a728776e5a1233eabf6739992a3aff792b45afae1bc71df3d032a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9da53ebd2a728776e5a1233eabf6739992a3aff792b45afae1bc71df3d032a", kill_on_drop: false }`
[INFO] [stdout] bd9da53ebd2a728776e5a1233eabf6739992a3aff792b45afae1bc71df3d032a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0cddcbe3b4840cde423fe4419e40dd2eb074184c6f084bdd0b9462b9e7bd222
[INFO] running `Command { std: "docker" "start" "-a" "a0cddcbe3b4840cde423fe4419e40dd2eb074184c6f084bdd0b9462b9e7bd222", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `z_buffer` is never read
[INFO] [stderr]   --> src/main.rs:73:41
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut z_buffer: [f64; 44 * 160] = [0.0; 44 * 160];
[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: value assigned to `buffer` is never read
[INFO] [stderr]   --> src/main.rs:74:40
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut buffer: [char; 44 * 160] = [' '; 44 * 160];
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `spinning-cube` (bin "spinning-cube" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/spinning_cube-eb75174c0c8e3cd3)
[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" "a0cddcbe3b4840cde423fe4419e40dd2eb074184c6f084bdd0b9462b9e7bd222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cddcbe3b4840cde423fe4419e40dd2eb074184c6f084bdd0b9462b9e7bd222", kill_on_drop: false }`
[INFO] [stdout] a0cddcbe3b4840cde423fe4419e40dd2eb074184c6f084bdd0b9462b9e7bd222