[INFO] updating cached repository ptrckd/AdventOfRust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ptrckd/AdventOfRust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ptrckd/AdventOfRust" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ptrckd/AdventOfRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ptrckd/AdventOfRust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ptrckd/AdventOfRust" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ptrckd/AdventOfRust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ptrckd/AdventOfRust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed465ba3393c62b0bb0a0d6ffbbf12451f646796
[INFO] sha for GitHub repo ptrckd/AdventOfRust: ed465ba3393c62b0bb0a0d6ffbbf12451f646796
[INFO] validating manifest of ptrckd/AdventOfRust on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ptrckd/AdventOfRust on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ptrckd/AdventOfRust
[INFO] finished frobbing ptrckd/AdventOfRust
[INFO] frobbed toml for ptrckd/AdventOfRust written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/ptrckd/AdventOfRust/Cargo.toml
[INFO] started frobbing ptrckd/AdventOfRust
[INFO] finished frobbing ptrckd/AdventOfRust
[INFO] frobbed toml for ptrckd/AdventOfRust written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ptrckd/AdventOfRust/Cargo.toml
[INFO] crate ptrckd/AdventOfRust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ptrckd/AdventOfRust against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/ptrckd/AdventOfRust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] de921236527579d9a0ef2cdf877ba397939ff7a08d3588a57bda057ec372104d
[INFO] running `"docker" "start" "-a" "de921236527579d9a0ef2cdf877ba397939ff7a08d3588a57bda057ec372104d"`
[INFO] [stderr]     Checking AoC v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `AoC` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ao_c`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::Duration`
[INFO] [stderr]  --> src/bin/day4.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use chrono::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `south_edge`
[INFO] [stderr]   --> src/bin/day3.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     south_edge: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `west_edge`
[INFO] [stderr]   --> src/bin/day3.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     west_edge: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]   --> src/bin/day3.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     width: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]   --> src/bin/day3.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     height: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `overlaps`
[INFO] [stderr]   --> src/bin/day3.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn overlaps(&self, other: &ClaimedArea) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `overlapping_points`
[INFO] [stderr]   --> src/bin/day3.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn overlapping_points(&self, other: &ClaimedArea) -> HashSet<(i32, i32)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `south_edge`
[INFO] [stderr]   --> src/bin/day3.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     south_edge: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `west_edge`
[INFO] [stderr]   --> src/bin/day3.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     west_edge: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `width`
[INFO] [stderr]   --> src/bin/day3.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     width: i32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `height`
[INFO] [stderr]   --> src/bin/day3.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     height: i32,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `overlaps`
[INFO] [stderr]   --> src/bin/day3.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn overlaps(&self, other: &ClaimedArea) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `overlapping_points`
[INFO] [stderr]   --> src/bin/day3.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn overlapping_points(&self, other: &ClaimedArea) -> HashSet<(i32, i32)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/day4.rs:151:25
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     let mut duration = time_asleep.entry(guard_id).or_insert([0; 60]);
[INFO] [stderr]     |                         ----^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/day4.rs:165:25
[INFO] [stderr]     |
[INFO] [stderr] 165 |                     let mut duration = time_asleep.entry(guard_id).or_insert([0; 60]);
[INFO] [stderr]     |                         ----^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chrono::Duration`
[INFO] [stderr]  --> src/bin/day4.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use chrono::Duration;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `AoC` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `ao_c`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/day4.rs:151:25
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     let mut duration = time_asleep.entry(guard_id).or_insert([0; 60]);
[INFO] [stderr]     |                         ----^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/bin/day4.rs:165:25
[INFO] [stderr]     |
[INFO] [stderr] 165 |                     let mut duration = time_asleep.entry(guard_id).or_insert([0; 60]);
[INFO] [stderr]     |                         ----^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `"docker" "inspect" "de921236527579d9a0ef2cdf877ba397939ff7a08d3588a57bda057ec372104d"`
[INFO] running `"docker" "rm" "-f" "de921236527579d9a0ef2cdf877ba397939ff7a08d3588a57bda057ec372104d"`
[INFO] [stdout] de921236527579d9a0ef2cdf877ba397939ff7a08d3588a57bda057ec372104d