[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#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[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 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01f8ce42331c3dbc02630354792d83223405ac2ef3ff9326c03f39a2858c3b1a
[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" "01f8ce42331c3dbc02630354792d83223405ac2ef3ff9326c03f39a2858c3b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01f8ce42331c3dbc02630354792d83223405ac2ef3ff9326c03f39a2858c3b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f8ce42331c3dbc02630354792d83223405ac2ef3ff9326c03f39a2858c3b1a", kill_on_drop: false }`
[INFO] [stdout] 01f8ce42331c3dbc02630354792d83223405ac2ef3ff9326c03f39a2858c3b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "RUSTUP_TOOLCHAIN=3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "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] b31df144387da7fb81789641a63a5c0923d20f0996524d6124d76f247b9d9dc4
[INFO] running `Command { std: "docker" "start" "-a" "b31df144387da7fb81789641a63a5c0923d20f0996524d6124d76f247b9d9dc4", 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 0.64s
[INFO] running `Command { std: "docker" "inspect" "b31df144387da7fb81789641a63a5c0923d20f0996524d6124d76f247b9d9dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b31df144387da7fb81789641a63a5c0923d20f0996524d6124d76f247b9d9dc4", kill_on_drop: false }`
[INFO] [stdout] b31df144387da7fb81789641a63a5c0923d20f0996524d6124d76f247b9d9dc4