[INFO] cloning repository https://github.com/benfjohnson/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/benfjohnson/aoc_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfjohnson%2Faoc_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfjohnson%2Faoc_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d54f3f686d215dafafc85d87fd07829251f770d4
[INFO] checking benfjohnson/aoc_2020 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfjohnson%2Faoc_2020" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benfjohnson/aoc_2020 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/benfjohnson/aoc_2020
[INFO] finished tweaking git repo https://github.com/benfjohnson/aoc_2020
[INFO] tweaked toml for git repo https://github.com/benfjohnson/aoc_2020 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/benfjohnson/aoc_2020 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 3273e6b97e3d40725dfc20430e0cc960f5c6fe9de0221899cef19f0fc6a09a02
[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" "3273e6b97e3d40725dfc20430e0cc960f5c6fe9de0221899cef19f0fc6a09a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3273e6b97e3d40725dfc20430e0cc960f5c6fe9de0221899cef19f0fc6a09a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3273e6b97e3d40725dfc20430e0cc960f5c6fe9de0221899cef19f0fc6a09a02", kill_on_drop: false }`
[INFO] [stdout] 3273e6b97e3d40725dfc20430e0cc960f5c6fe9de0221899cef19f0fc6a09a02
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] b8425b4ec3556305059b50ffa0137a0c9714eeb854f1af64a374b1af17a3d261
[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" "b8425b4ec3556305059b50ffa0137a0c9714eeb854f1af64a374b1af17a3d261", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sum_expenses`
[INFO] [stdout]  --> src/one.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sum_expenses(items: &Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_three_values`
[INFO] [stdout]   --> src/one.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn find_three_values(items: &Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_answers`
[INFO] [stdout]   --> src/one.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn get_answers(input: Vec<String>) -> (i32, i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ValidationInfo`
[INFO] [stdout]  --> src/two.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct ValidationInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_num_range`
[INFO] [stdout]  --> src/two.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_num_range(s: &str) -> (usize, usize) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_to_valid_info`
[INFO] [stdout]   --> src/two.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn line_to_valid_info(l: &String) -> ValidationInfo {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `password_is_valid`
[INFO] [stdout]   --> src/two.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn password_is_valid(v: &ValidationInfo) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `password_is_valid_v2`
[INFO] [stdout]   --> src/two.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn password_is_valid_v2(v: &ValidationInfo) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_answers`
[INFO] [stdout]   --> src/two.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn get_answers(input: Vec<String>) -> (usize, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_expenses`
[INFO] [stdout]  --> src/one.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sum_expenses(items: &Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_three_values`
[INFO] [stdout]   --> src/one.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn find_three_values(items: &Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_answers`
[INFO] [stdout]   --> src/one.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn get_answers(input: Vec<String>) -> (i32, i32) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ValidationInfo`
[INFO] [stdout]  --> src/two.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct ValidationInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_num_range`
[INFO] [stdout]  --> src/two.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn get_num_range(s: &str) -> (usize, usize) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_to_valid_info`
[INFO] [stdout]   --> src/two.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn line_to_valid_info(l: &String) -> ValidationInfo {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `password_is_valid`
[INFO] [stdout]   --> src/two.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn password_is_valid(v: &ValidationInfo) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `password_is_valid_v2`
[INFO] [stdout]   --> src/two.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn password_is_valid_v2(v: &ValidationInfo) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_answers`
[INFO] [stdout]   --> src/two.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn get_answers(input: Vec<String>) -> (usize, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "b8425b4ec3556305059b50ffa0137a0c9714eeb854f1af64a374b1af17a3d261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8425b4ec3556305059b50ffa0137a0c9714eeb854f1af64a374b1af17a3d261", kill_on_drop: false }`
[INFO] [stdout] b8425b4ec3556305059b50ffa0137a0c9714eeb854f1af64a374b1af17a3d261