[INFO] cloning repository https://github.com/rgrannell1/poly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rgrannell1/poly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgrannell1%2Fpoly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgrannell1%2Fpoly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad40ef65b33152f9f3307686113445fa6a31471b
[INFO] checking rgrannell1/poly against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgrannell1%2Fpoly" "/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/rgrannell1/poly
[INFO] finished tweaking git repo https://github.com/rgrannell1/poly
[INFO] tweaked toml for git repo https://github.com/rgrannell1/poly written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rgrannell1/poly on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rgrannell1/poly 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rgrannell1/poly against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frgrannell1%2Fpoly" "/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/rgrannell1/poly
[INFO] finished tweaking git repo https://github.com/rgrannell1/poly
[INFO] tweaked toml for git repo https://github.com/rgrannell1/poly written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rgrannell1/poly on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rgrannell1/poly 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alga v0.9.1
[INFO] [stderr]   Downloaded num-complex v0.2.3
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ddc7ea145ea44819c2483a86d75d7cc612f5469dec608ce92861c99c0358009
[INFO] running `Command { std: "docker" "start" "-a" "0ddc7ea145ea44819c2483a86d75d7cc612f5469dec608ce92861c99c0358009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ddc7ea145ea44819c2483a86d75d7cc612f5469dec608ce92861c99c0358009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddc7ea145ea44819c2483a86d75d7cc612f5469dec608ce92861c99c0358009", kill_on_drop: false }`
[INFO] [stdout] 0ddc7ea145ea44819c2483a86d75d7cc612f5469dec608ce92861c99c0358009
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33822dbc5ffcb6340b3cf57d8f3742ddfcd66b86b641eebe5b6732826ddfb9f8
[INFO] running `Command { std: "docker" "start" "-a" "33822dbc5ffcb6340b3cf57d8f3742ddfcd66b86b641eebe5b6732826ddfb9f8", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]     Checking poly v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `eigens`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let eigens = solve_companion_matrix(to_mixed_radix(vec![50, 50, 50, 50], solved), 25);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_eigens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eigens`
[INFO] [stdout]   --> src/main.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let eigens = solve_companion_matrix(to_mixed_radix(vec![50, 50, 50, 50], solved), 25);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_eigens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "33822dbc5ffcb6340b3cf57d8f3742ddfcd66b86b641eebe5b6732826ddfb9f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33822dbc5ffcb6340b3cf57d8f3742ddfcd66b86b641eebe5b6732826ddfb9f8", kill_on_drop: false }`
[INFO] [stdout] 33822dbc5ffcb6340b3cf57d8f3742ddfcd66b86b641eebe5b6732826ddfb9f8