[INFO] cloning repository https://github.com/dandn9/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dandn9/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandn9%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandn9%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab30ca267f17ed38da3192d78b17da7825a699f9
[INFO] checking dandn9/aoc against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandn9%2Faoc" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dandn9/aoc
[INFO] finished tweaking git repo https://github.com/dandn9/aoc
[INFO] tweaked toml for git repo https://github.com/dandn9/aoc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dandn9/aoc on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dandn9/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" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking dandn9/aoc against master#9c3064e131f4939cc95a29bb11413c49bbda1491 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdandn9%2Faoc" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dandn9/aoc
[INFO] finished tweaking git repo https://github.com/dandn9/aoc
[INFO] tweaked toml for git repo https://github.com/dandn9/aoc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dandn9/aoc on toolchain 9c3064e131f4939cc95a29bb11413c49bbda1491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dandn9/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" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f941b1d134a3283e5f54cd71e758fd0bf6dc114eb69077ca101fb1a4dab1af73
[INFO] running `Command { std: "docker" "start" "-a" "f941b1d134a3283e5f54cd71e758fd0bf6dc114eb69077ca101fb1a4dab1af73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f941b1d134a3283e5f54cd71e758fd0bf6dc114eb69077ca101fb1a4dab1af73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f941b1d134a3283e5f54cd71e758fd0bf6dc114eb69077ca101fb1a4dab1af73", kill_on_drop: false }`
[INFO] [stdout] f941b1d134a3283e5f54cd71e758fd0bf6dc114eb69077ca101fb1a4dab1af73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+9c3064e131f4939cc95a29bb11413c49bbda1491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a97963e694f53384ba88fb2daf1bae77fbb73c995b0da449f54a31d74b557486
[INFO] running `Command { std: "docker" "start" "-a" "a97963e694f53384ba88fb2daf1bae77fbb73c995b0da449f54a31d74b557486", kill_on_drop: false }`
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> day8/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> day8/src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game_id`
[INFO] [stdout]   --> day4/src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let game_id: u32 = splitted.next().unwrap()[5..].trim().parse().unwrap();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day8/src/main.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn solve_2(input: &str) -> Result<u64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_2` is never used
[INFO] [stdout]   --> day8/src/main.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn solve_2(input: &str) -> Result<u64, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> day8/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day9/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rc` and `Weak`
[INFO] [stdout]  --> day8/src/main.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::{Rc, Weak};
[INFO] [stdout]   |               ^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> day11/src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]    |         |                                   |
[INFO] [stdout]    |         |                                   any code following this expression is unreachable
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> day11/src/main.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         unreachable expression
[INFO] [stdout]    |         any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> day10/src/main.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]     |         |                                   |
[INFO] [stdout]     |         |                                   any code following this expression is unreachable
[INFO] [stdout]     |         unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> day10/src/main.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         unreachable expression
[INFO] [stdout]     |         any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day11/src/main.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn solve_2(input: &str) -> Result<i64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day11/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day10/src/main.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn solve_2(input: &str) -> Result<i64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day10/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> day8/src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^-------^
[INFO] [stdout]     |         |                                   |
[INFO] [stdout]     |         |                                   any code following this expression is unreachable
[INFO] [stdout]     |         unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> day8/src/main.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |         assert_eq!(solve_2(input).unwrap(), todo!());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         unreachable expression
[INFO] [stdout]     |         any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_1` is never used
[INFO] [stdout]    --> day7/src/main.rs:176:4
[INFO] [stdout]     |
[INFO] [stdout] 176 | fn solve_1(input: &str) -> Result<u64, Box<dyn Error>> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day8/src/main.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn solve_2(input: &str) -> Result<u64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game_id`
[INFO] [stdout]   --> day4/src/main.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let game_id: u32 = splitted.next().unwrap()[5..].trim().parse().unwrap();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day9/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day11/src/main.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 | fn solve_2(input: &str) -> Result<i64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day11/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> day10/src/main.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn solve_2(input: &str) -> Result<i64, Box<dyn Error>> {
[INFO] [stdout]    |            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AOCError` is never constructed
[INFO] [stdout]  --> day10/src/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct AOCError;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a97963e694f53384ba88fb2daf1bae77fbb73c995b0da449f54a31d74b557486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97963e694f53384ba88fb2daf1bae77fbb73c995b0da449f54a31d74b557486", kill_on_drop: false }`
[INFO] [stdout] a97963e694f53384ba88fb2daf1bae77fbb73c995b0da449f54a31d74b557486