[INFO] updating cached repository https://github.com/mappum/aoc-2019
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3142ca1d1203ce45aa56fcf5f5a76ab2dc7529b7
[INFO] checking mappum/aoc-2019 against try#f149601db42efe10ece8b284ab681fd4a6fcb89c for pr-68766
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmappum%2Faoc-2019" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mappum/aoc-2019 on toolchain f149601db42efe10ece8b284ab681fd4a6fcb89c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mappum/aoc-2019
[INFO] finished tweaking git repo https://github.com/mappum/aoc-2019
[INFO] tweaked toml for git repo https://github.com/mappum/aoc-2019 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/mappum/aoc-2019 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+f149601db42efe10ece8b284ab681fd4a6fcb89c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9cabb70f1829873087867ebc8521026b1ef3a20a1f1e43b8742847cb6b5a2416
[INFO] running `"docker" "start" "-a" "9cabb70f1829873087867ebc8521026b1ef3a20a1f1e43b8742847cb6b5a2416"`
[INFO] [stderr]     Checking aoc-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/bin/3.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{HashMap, HashSet, BinaryHeap};
[INFO] [stderr]   |                                 ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/bin/3.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::{HashMap, HashSet, BinaryHeap};
[INFO] [stderr]   |                                 ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/bin/3.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 |             for i in 0..step.distance() {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part_one`
[INFO] [stderr]   --> src/bin/1.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn part_one() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part_one`
[INFO] [stderr]   --> src/bin/1.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn part_one() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_ints`
[INFO] [stderr]  --> src/bin/2.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn parse_ints(mut line: String) -> Vec<usize> {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part_one`
[INFO] [stderr]   --> src/bin/2.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn part_one() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part_one`
[INFO] [stderr]   --> src/bin/2.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn part_one() {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/bin/3.rs:76:17
[INFO] [stderr]    |
[INFO] [stderr] 76 |             for i in 0..step.distance() {
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "9cabb70f1829873087867ebc8521026b1ef3a20a1f1e43b8742847cb6b5a2416"`
[INFO] running `"docker" "rm" "-f" "9cabb70f1829873087867ebc8521026b1ef3a20a1f1e43b8742847cb6b5a2416"`
[INFO] [stdout] 9cabb70f1829873087867ebc8521026b1ef3a20a1f1e43b8742847cb6b5a2416