[INFO] cloning repository https://github.com/nadirs/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nadirs/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnadirs%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnadirs%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a942d54af11944d48fc2fd19be0d729307baa827
[INFO] checking nadirs/aoc against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnadirs%2Faoc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nadirs/aoc
[INFO] finished tweaking git repo https://github.com/nadirs/aoc
[INFO] tweaked toml for git repo https://github.com/nadirs/aoc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nadirs/aoc on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nadirs/aoc 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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
[INFO] checking nadirs/aoc against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnadirs%2Faoc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nadirs/aoc
[INFO] finished tweaking git repo https://github.com/nadirs/aoc
[INFO] tweaked toml for git repo https://github.com/nadirs/aoc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nadirs/aoc on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nadirs/aoc 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b4216f1dde7d0b6babc1bf3f1ed644ec29a0a26be1a6e2075d492744c8dd128
[INFO] running `Command { std: "docker" "start" "-a" "5b4216f1dde7d0b6babc1bf3f1ed644ec29a0a26be1a6e2075d492744c8dd128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4216f1dde7d0b6babc1bf3f1ed644ec29a0a26be1a6e2075d492744c8dd128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4216f1dde7d0b6babc1bf3f1ed644ec29a0a26be1a6e2075d492744c8dd128", kill_on_drop: false }`
[INFO] [stdout] 5b4216f1dde7d0b6babc1bf3f1ed644ec29a0a26be1a6e2075d492744c8dd128
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47b1bf9b8f45f1732f001b0d474efa4e07cd1b44aec9ec0fe3fb83e3fea23b9a
[INFO] running `Command { std: "docker" "start" "-a" "47b1bf9b8f45f1732f001b0d474efa4e07cd1b44aec9ec0fe3fb83e3fea23b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking serde_json v1.0.87
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/aoc.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Error(String);
[INFO] [stdout]   |            ----- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/aoc.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Error(String);
[INFO] [stdout]   |            ----- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 4.09s
[INFO] running `Command { std: "docker" "inspect" "47b1bf9b8f45f1732f001b0d474efa4e07cd1b44aec9ec0fe3fb83e3fea23b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b1bf9b8f45f1732f001b0d474efa4e07cd1b44aec9ec0fe3fb83e3fea23b9a", kill_on_drop: false }`
[INFO] [stdout] 47b1bf9b8f45f1732f001b0d474efa4e07cd1b44aec9ec0fe3fb83e3fea23b9a
