[INFO] cloning repository https://github.com/Sundin/aoc_2020_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sundin/aoc_2020_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSundin%2Faoc_2020_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSundin%2Faoc_2020_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a30a80244e5d42059822324cdd1ff5eddf665419
[INFO] checking Sundin/aoc_2020_rust against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSundin%2Faoc_2020_rust" "/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/Sundin/aoc_2020_rust on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sundin/aoc_2020_rust
[INFO] finished tweaking git repo https://github.com/Sundin/aoc_2020_rust
[INFO] tweaked toml for git repo https://github.com/Sundin/aoc_2020_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Sundin/aoc_2020_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6dac0b1550ebbbb4d6ffdff5ff38d68eaa870ebd5a76074880669c6dc58e5d4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f6dac0b1550ebbbb4d6ffdff5ff38d68eaa870ebd5a76074880669c6dc58e5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6dac0b1550ebbbb4d6ffdff5ff38d68eaa870ebd5a76074880669c6dc58e5d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dac0b1550ebbbb4d6ffdff5ff38d68eaa870ebd5a76074880669c6dc58e5d4", kill_on_drop: false }`
[INFO] [stdout] f6dac0b1550ebbbb4d6ffdff5ff38d68eaa870ebd5a76074880669c6dc58e5d4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 522ccfe0f3cd984c4d020cc9e474cfb6c0581c9103dd16838486d22afa39b6b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "522ccfe0f3cd984c4d020cc9e474cfb6c0581c9103dd16838486d22afa39b6b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[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 aoc_2020_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day7.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn part_2(input: &str) -> i32 {
[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: `line`
[INFO] [stdout]   --> src/day8.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |     for (i, line) in input.lines().enumerate() {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/day9.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for (i, number) in input.iter().enumerate() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day10.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn part_2(input: &Vec<i32>) -> i32 {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day7.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn part_2(input: &str) -> i32 {
[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: `line`
[INFO] [stdout]   --> src/day8.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |     for (i, line) in input.lines().enumerate() {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]   --> src/day9.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     for (i, number) in input.iter().enumerate() {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day10.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn part_2(input: &Vec<i32>) -> i32 {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "522ccfe0f3cd984c4d020cc9e474cfb6c0581c9103dd16838486d22afa39b6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "522ccfe0f3cd984c4d020cc9e474cfb6c0581c9103dd16838486d22afa39b6b8", kill_on_drop: false }`
[INFO] [stdout] 522ccfe0f3cd984c4d020cc9e474cfb6c0581c9103dd16838486d22afa39b6b8