[INFO] cloning repository https://github.com/rodya-mirov/aoc_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rodya-mirov/aoc_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Faoc_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Faoc_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e8688ebfd6ee23b869bcd16f7d291a5c1a14d2c
[INFO] checking rodya-mirov/aoc_2020 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodya-mirov%2Faoc_2020" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rodya-mirov/aoc_2020 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rodya-mirov/aoc_2020
[INFO] finished tweaking git repo https://github.com/rodya-mirov/aoc_2020
[INFO] tweaked toml for git repo https://github.com/rodya-mirov/aoc_2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rodya-mirov/aoc_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c88e628f9b60f6c3ca410a30d78dc46a745d909fe054f81f2692c636dd51617
[INFO] running `Command { std: "docker" "start" "-a" "2c88e628f9b60f6c3ca410a30d78dc46a745d909fe054f81f2692c636dd51617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c88e628f9b60f6c3ca410a30d78dc46a745d909fe054f81f2692c636dd51617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c88e628f9b60f6c3ca410a30d78dc46a745d909fe054f81f2692c636dd51617", kill_on_drop: false }`
[INFO] [stdout] 2c88e628f9b60f6c3ca410a30d78dc46a745d909fe054f81f2692c636dd51617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e8b6d7222d35455905f8450a277cb5c06408582484be6e0163f254437d7969b
[INFO] running `Command { std: "docker" "start" "-a" "0e8b6d7222d35455905f8450a277cb5c06408582484be6e0163f254437d7969b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse_lines`
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn parse_lines<T, F: FnMut(&str) -> IResult<&str, T>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_lines`
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn parse_lines<T, F: FnMut(&str) -> IResult<&str, T>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.03s
[INFO] running `Command { std: "docker" "inspect" "0e8b6d7222d35455905f8450a277cb5c06408582484be6e0163f254437d7969b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e8b6d7222d35455905f8450a277cb5c06408582484be6e0163f254437d7969b", kill_on_drop: false }`
[INFO] [stdout] 0e8b6d7222d35455905f8450a277cb5c06408582484be6e0163f254437d7969b