[INFO] cloning repository https://github.com/ewfuentes/project_euler_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ewfuentes/project_euler_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fewfuentes%2Fproject_euler_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fewfuentes%2Fproject_euler_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9227efd4ef673d9f6bfda50490cfb4d60c53ee5
[INFO] checking ewfuentes/project_euler_rust against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fewfuentes%2Fproject_euler_rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ewfuentes/project_euler_rust on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ewfuentes/project_euler_rust
[INFO] finished tweaking git repo https://github.com/ewfuentes/project_euler_rust
[INFO] tweaked toml for git repo https://github.com/ewfuentes/project_euler_rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ewfuentes/project_euler_rust 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking ewfuentes/project_euler_rust against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fewfuentes%2Fproject_euler_rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ewfuentes/project_euler_rust on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ewfuentes/project_euler_rust
[INFO] finished tweaking git repo https://github.com/ewfuentes/project_euler_rust
[INFO] tweaked toml for git repo https://github.com/ewfuentes/project_euler_rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ewfuentes/project_euler_rust 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fancy-regex v0.10.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.10
[INFO] [stderr]   Downloaded nalgebra v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff20c69b3c974fe0a6fc290232afd3acb31a2c762e99e5470ac4e4d476a9469d
[INFO] running `Command { std: "docker" "start" "-a" "ff20c69b3c974fe0a6fc290232afd3acb31a2c762e99e5470ac4e4d476a9469d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff20c69b3c974fe0a6fc290232afd3acb31a2c762e99e5470ac4e4d476a9469d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff20c69b3c974fe0a6fc290232afd3acb31a2c762e99e5470ac4e4d476a9469d", kill_on_drop: false }`
[INFO] [stdout] ff20c69b3c974fe0a6fc290232afd3acb31a2c762e99e5470ac4e4d476a9469d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b6e1ab64c87f4c9abcce98f3afd3b0df7edc373fad940e5a7f634bc0b099ad
[INFO] running `Command { std: "docker" "start" "-a" "29b6e1ab64c87f4c9abcce98f3afd3b0df7edc373fad940e5a7f634bc0b099ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking wide v0.7.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking simba v0.7.1
[INFO] [stderr]     Checking fancy-regex v0.10.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.31.0
[INFO] [stderr]     Checking project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/bin/problem_107.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |         updated_graph[(edge)] = 0.0;
[INFO] [stdout]    |                       ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         updated_graph[(edge)] = 0.0;
[INFO] [stdout] 71 +         updated_graph[edge] = 0.0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/bin/problem_107.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |         updated_graph[(edge)] = 0.0;
[INFO] [stdout]    |                       ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         updated_graph[(edge)] = 0.0;
[INFO] [stdout] 71 +         updated_graph[edge] = 0.0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.60s
[INFO] running `Command { std: "docker" "inspect" "29b6e1ab64c87f4c9abcce98f3afd3b0df7edc373fad940e5a7f634bc0b099ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b6e1ab64c87f4c9abcce98f3afd3b0df7edc373fad940e5a7f634bc0b099ad", kill_on_drop: false }`
[INFO] [stdout] 29b6e1ab64c87f4c9abcce98f3afd3b0df7edc373fad940e5a7f634bc0b099ad