[INFO] cloning repository https://github.com/eistaa/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eistaa/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feistaa%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feistaa%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51f9c1340d414ccd192f26ca0746ebfcfcb9700b
[INFO] checking eistaa/AdventOfCode2020 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feistaa%2FAdventOfCode2020" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eistaa/AdventOfCode2020 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eistaa/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/eistaa/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/eistaa/AdventOfCode2020 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/eistaa/AdventOfCode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a80aa94bf2240c70c5437c3167d35c94e247dee3daba4a48ecd74225a8669382
[INFO] running `Command { std: "docker" "start" "-a" "a80aa94bf2240c70c5437c3167d35c94e247dee3daba4a48ecd74225a8669382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80aa94bf2240c70c5437c3167d35c94e247dee3daba4a48ecd74225a8669382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80aa94bf2240c70c5437c3167d35c94e247dee3daba4a48ecd74225a8669382", kill_on_drop: false }`
[INFO] [stdout] a80aa94bf2240c70c5437c3167d35c94e247dee3daba4a48ecd74225a8669382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84338fd8cd4e6d70f4508ab7b12f8e47812c6213778f4e14ff567451d93da2d5
[INFO] running `Command { std: "docker" "start" "-a" "84338fd8cd4e6d70f4508ab7b12f8e47812c6213778f4e14ff567451d93da2d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `edges`
[INFO] [stdout]    --> src/day20.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub edges: HashSet<u64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interior`
[INFO] [stdout]    --> src/day20.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub interior: HashSet<u64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `edges`
[INFO] [stdout]    --> src/day20.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub edges: HashSet<u64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interior`
[INFO] [stdout]    --> src/day20.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub interior: HashSet<u64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "84338fd8cd4e6d70f4508ab7b12f8e47812c6213778f4e14ff567451d93da2d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84338fd8cd4e6d70f4508ab7b12f8e47812c6213778f4e14ff567451d93da2d5", kill_on_drop: false }`
[INFO] [stdout] 84338fd8cd4e6d70f4508ab7b12f8e47812c6213778f4e14ff567451d93da2d5