[INFO] cloning repository https://github.com/miguelsantoss/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miguelsantoss/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiguelsantoss%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiguelsantoss%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5730250f61f689818fe8bc8be66894923b00d9
[INFO] checking miguelsantoss/aoc2020 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiguelsantoss%2Faoc2020" "/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/miguelsantoss/aoc2020 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/miguelsantoss/aoc2020
[INFO] finished tweaking git repo https://github.com/miguelsantoss/aoc2020
[INFO] tweaked toml for git repo https://github.com/miguelsantoss/aoc2020 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/miguelsantoss/aoc2020 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64b5ab6c2d20221bdb37bb6075ba401694e1cc79fc05f9201aa817c481c9b685
[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" "64b5ab6c2d20221bdb37bb6075ba401694e1cc79fc05f9201aa817c481c9b685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64b5ab6c2d20221bdb37bb6075ba401694e1cc79fc05f9201aa817c481c9b685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b5ab6c2d20221bdb37bb6075ba401694e1cc79fc05f9201aa817c481c9b685", kill_on_drop: false }`
[INFO] [stdout] 64b5ab6c2d20221bdb37bb6075ba401694e1cc79fc05f9201aa817c481c9b685
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca1410e7fd2fd41f054e95ca3f9d4d269d77695acd83b6e7ed460c0b289c113e
[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" "ca1410e7fd2fd41f054e95ca3f9d4d269d77695acd83b6e7ed460c0b289c113e", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `day_01`
[INFO] [stdout]  --> src/day_01.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_01() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_02`
[INFO] [stdout]  --> src/day_02.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_02() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_03`
[INFO] [stdout]  --> src/day_03.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_03() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_if_all_fields`
[INFO] [stdout]  --> src/day_04.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add_if_all_fields(uu: i8) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare`
[INFO] [stdout]   --> src/day_04.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compare(r: u32, min: u32, max: u32) -> i8 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_04`
[INFO] [stdout]   --> src/day_04.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn day_04() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_05`
[INFO] [stdout]  --> src/day_05.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_05() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_01`
[INFO] [stdout]  --> src/day_01.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_01() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_02`
[INFO] [stdout]  --> src/day_02.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_02() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_03`
[INFO] [stdout]  --> src/day_03.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_03() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_if_all_fields`
[INFO] [stdout]  --> src/day_04.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn add_if_all_fields(uu: i8) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compare`
[INFO] [stdout]   --> src/day_04.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn compare(r: u32, min: u32, max: u32) -> i8 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_04`
[INFO] [stdout]   --> src/day_04.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn day_04() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `day_05`
[INFO] [stdout]  --> src/day_05.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn day_05() {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "ca1410e7fd2fd41f054e95ca3f9d4d269d77695acd83b6e7ed460c0b289c113e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1410e7fd2fd41f054e95ca3f9d4d269d77695acd83b6e7ed460c0b289c113e", kill_on_drop: false }`
[INFO] [stdout] ca1410e7fd2fd41f054e95ca3f9d4d269d77695acd83b6e7ed460c0b289c113e