[INFO] cloning repository https://github.com/jefflbeckman/AOC-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jefflbeckman/AOC-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefflbeckman%2FAOC-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefflbeckman%2FAOC-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8466d7ab8d225ffb70b61fccc2c7efee5217c588
[INFO] checking jefflbeckman/AOC-2021 against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefflbeckman%2FAOC-2021" "/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/jefflbeckman/AOC-2021 on toolchain 7bdae134cba57426d3c56b5de737a351762445e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jefflbeckman/AOC-2021
[INFO] finished tweaking git repo https://github.com/jefflbeckman/AOC-2021
[INFO] tweaked toml for git repo https://github.com/jefflbeckman/AOC-2021 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jefflbeckman/AOC-2021 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "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 jefflbeckman/AOC-2021 against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjefflbeckman%2FAOC-2021" "/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/jefflbeckman/AOC-2021 on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jefflbeckman/AOC-2021
[INFO] finished tweaking git repo https://github.com/jefflbeckman/AOC-2021
[INFO] tweaked toml for git repo https://github.com/jefflbeckman/AOC-2021 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jefflbeckman/AOC-2021 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc9926bb53a8e5be2cb97cd3561b368f9fe6527eff10df1ee6f9c137c339da84
[INFO] running `Command { std: "docker" "start" "-a" "dc9926bb53a8e5be2cb97cd3561b368f9fe6527eff10df1ee6f9c137c339da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc9926bb53a8e5be2cb97cd3561b368f9fe6527eff10df1ee6f9c137c339da84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9926bb53a8e5be2cb97cd3561b368f9fe6527eff10df1ee6f9c137c339da84", kill_on_drop: false }`
[INFO] [stdout] dc9926bb53a8e5be2cb97cd3561b368f9fe6527eff10df1ee6f9c137c339da84
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7026ada126889ff997eeed9ea8c6151fa27f8312a7966a6ed1c13361d99c4238
[INFO] running `Command { std: "docker" "start" "-a" "7026ada126889ff997eeed9ea8c6151fa27f8312a7966a6ed1c13361d99c4238", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking AOC2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let freq : bool = (*count >= ((oxy_freqs.total+1)/2));
[INFO] [stdout]    |                               ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -             let freq : bool = (*count >= ((oxy_freqs.total+1)/2));
[INFO] [stdout] 75 +             let freq : bool = *count >= ((oxy_freqs.total+1)/2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 oxy_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout]    |                               ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -                 oxy_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout] 83 +                 oxy_rating += (*byte as u32 - 48) << bin_len-pow-1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:109:31
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let freq : bool = (*count < ((co2_freqs.total+1)/2));
[INFO] [stdout]     |                               ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -             let freq : bool = (*count < ((co2_freqs.total+1)/2));
[INFO] [stdout] 109 +             let freq : bool = *count < ((co2_freqs.total+1)/2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:117:31
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 co2_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout]     |                               ^                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -                 co2_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout] 117 +                 co2_rating += (*byte as u32 - 48) << bin_len-pow-1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:75:31
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let freq : bool = (*count >= ((oxy_freqs.total+1)/2));
[INFO] [stdout]    |                               ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 75 -             let freq : bool = (*count >= ((oxy_freqs.total+1)/2));
[INFO] [stdout] 75 +             let freq : bool = *count >= ((oxy_freqs.total+1)/2);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:83:31
[INFO] [stdout]    |
[INFO] [stdout] 83 |                 oxy_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout]    |                               ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -                 oxy_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout] 83 +                 oxy_rating += (*byte as u32 - 48) << bin_len-pow-1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:109:31
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let freq : bool = (*count < ((co2_freqs.total+1)/2));
[INFO] [stdout]     |                               ^                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 109 -             let freq : bool = (*count < ((co2_freqs.total+1)/2));
[INFO] [stdout] 109 +             let freq : bool = *count < ((co2_freqs.total+1)/2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:117:31
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 co2_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout]     |                               ^                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -                 co2_rating += ((*byte as u32 - 48) << bin_len-pow-1);
[INFO] [stdout] 117 +                 co2_rating += (*byte as u32 - 48) << bin_len-pow-1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_freqs` is never used
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FreqCounter {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn get_freqs(&self) -> Vec<bool> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_freqs` is never used
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FreqCounter {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn get_freqs(&self) -> Vec<bool> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "7026ada126889ff997eeed9ea8c6151fa27f8312a7966a6ed1c13361d99c4238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7026ada126889ff997eeed9ea8c6151fa27f8312a7966a6ed1c13361d99c4238", kill_on_drop: false }`
[INFO] [stdout] 7026ada126889ff997eeed9ea8c6151fa27f8312a7966a6ed1c13361d99c4238