[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#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenfjohnson%2Faoc_2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benfjohnson/aoc_2020 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-2/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b1a43153d46d569ce685b66919c2758d2aa36565df2ca0840434b9d1425b187
[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" "0b1a43153d46d569ce685b66919c2758d2aa36565df2ca0840434b9d1425b187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1a43153d46d569ce685b66919c2758d2aa36565df2ca0840434b9d1425b187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1a43153d46d569ce685b66919c2758d2aa36565df2ca0840434b9d1425b187", kill_on_drop: false }`
[INFO] [stdout] 0b1a43153d46d569ce685b66919c2758d2aa36565df2ca0840434b9d1425b187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fade77b3bf9663bd4ece20b52177617f8e5cecf2af494481300de3043ce79f4d
[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" "fade77b3bf9663bd4ece20b52177617f8e5cecf2af494481300de3043ce79f4d", kill_on_drop: false }`
[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: 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 0.67s
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fade77b3bf9663bd4ece20b52177617f8e5cecf2af494481300de3043ce79f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fade77b3bf9663bd4ece20b52177617f8e5cecf2af494481300de3043ce79f4d", kill_on_drop: false }`
[INFO] [stdout] fade77b3bf9663bd4ece20b52177617f8e5cecf2af494481300de3043ce79f4d