[INFO] cloning repository https://github.com/joeyrobert/advent2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joeyrobert/advent2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrobert%2Fadvent2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrobert%2Fadvent2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55c36c9da533fec63d30683799c1e6b53477bdae
[INFO] checking joeyrobert/advent2018 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrobert%2Fadvent2018" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joeyrobert/advent2018
[INFO] finished tweaking git repo https://github.com/joeyrobert/advent2018
[INFO] tweaked toml for git repo https://github.com/joeyrobert/advent2018 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joeyrobert/advent2018 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joeyrobert/advent2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03e102be410c419c999b961619baac73900d7ef91687555b426db31399d76866
[INFO] running `Command { std: "docker" "start" "-a" "03e102be410c419c999b961619baac73900d7ef91687555b426db31399d76866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03e102be410c419c999b961619baac73900d7ef91687555b426db31399d76866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e102be410c419c999b961619baac73900d7ef91687555b426db31399d76866", kill_on_drop: false }`
[INFO] [stdout] 03e102be410c419c999b961619baac73900d7ef91687555b426db31399d76866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ade5ea845a5bc4f7801824f4dfb56c0a874def246ec0cf45aa9d18b27d8c0d5
[INFO] running `Command { std: "docker" "start" "-a" "8ade5ea845a5bc4f7801824f4dfb56c0a874def246ec0cf45aa9d18b27d8c0d5", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking skiplist v0.2.10
[INFO] [stderr]     Checking advent2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_13.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for (x, mut ch) in s.chars().enumerate() {
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_04.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let mut likely_minutes_for_guard = likely_minutes.entry(active_guard).or_insert(HashMap::new());
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |         if (clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                                                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 -         if (clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))) {
[INFO] [stdout] 176 +         if clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |         if (clay.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 179 -         if (clay.contains(&(x, node.1))) {
[INFO] [stdout] 179 +         if clay.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |         if (clay.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         if (clay.contains(&(x, node.1))) {
[INFO] [stdout] 194 +         if clay.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_04.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |                 let mut likely_minutes_for_guard = likely_minutes.entry(active_guard).or_insert(HashMap::new());
[INFO] [stdout]    |                     ----^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_17.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut union: HashSet<_> = clay.union(water).collect();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `falling`
[INFO] [stdout]   --> src/advent_17.rs:45:77
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn determine_range(clay: &HashSet<(i32, i32)>, water: &HashSet<(i32, i32)>, falling: &HashSet<(i32, i32)>) -> (i32, i32, i32, i32) {
[INFO] [stdout]    |                                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_falling`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_15.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 | ...   let mut unoccupied_spots: Vec<usize> = open_spots.iter().filter(|x| !occupied_spots.contains(x) || x == position).cloned().col...
[INFO] [stdout]    |           ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 |         if (clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                                                                                             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 176 -         if (clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))) {
[INFO] [stdout] 176 +         if clay.contains(&(x, node.1)) && water.contains(&(x, node.1)) && falling.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:179:12
[INFO] [stdout]     |
[INFO] [stdout] 179 |         if (clay.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 179 -         if (clay.contains(&(x, node.1))) {
[INFO] [stdout] 179 +         if clay.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/advent_17.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 194 |         if (clay.contains(&(x, node.1))) {
[INFO] [stdout]     |            ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -         if (clay.contains(&(x, node.1))) {
[INFO] [stdout] 194 +         if clay.contains(&(x, node.1))  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_13.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for (x, mut ch) in s.chars().enumerate() {
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_17.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut union: HashSet<_> = clay.union(water).collect();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `falling`
[INFO] [stdout]   --> src/advent_17.rs:45:77
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn determine_range(clay: &HashSet<(i32, i32)>, water: &HashSet<(i32, i32)>, falling: &HashSet<(i32, i32)>) -> (i32, i32, i32, i32) {
[INFO] [stdout]    |                                                                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_falling`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/advent_15.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 | ...   let mut unoccupied_spots: Vec<usize> = open_spots.iter().filter(|x| !occupied_spots.contains(x) || x == position).cloned().col...
[INFO] [stdout]    |           ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "8ade5ea845a5bc4f7801824f4dfb56c0a874def246ec0cf45aa9d18b27d8c0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ade5ea845a5bc4f7801824f4dfb56c0a874def246ec0cf45aa9d18b27d8c0d5", kill_on_drop: false }`
[INFO] [stdout] 8ade5ea845a5bc4f7801824f4dfb56c0a874def246ec0cf45aa9d18b27d8c0d5
