[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] building joeyrobert/advent2018 against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoeyrobert%2Fadvent2018" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joeyrobert/advent2018 on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2-tc2/source/Cargo.toml
[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" "+334963c956d25708feab489a3816ae63f639355d" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2326277e22efaafc351e8ab57483ac9eb870cd7ec75b18dbd365a7479438961f
[INFO] running `Command { std: "docker" "start" "-a" "2326277e22efaafc351e8ab57483ac9eb870cd7ec75b18dbd365a7479438961f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2326277e22efaafc351e8ab57483ac9eb870cd7ec75b18dbd365a7479438961f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2326277e22efaafc351e8ab57483ac9eb870cd7ec75b18dbd365a7479438961f", kill_on_drop: false }`
[INFO] [stdout] 2326277e22efaafc351e8ab57483ac9eb870cd7ec75b18dbd365a7479438961f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a6ebddd53e2607e9ad3e9bfc2e05d0e0258c5c4d78d0a1312f339e86b48462
[INFO] running `Command { std: "docker" "start" "-a" "f1a6ebddd53e2607e9ad3e9bfc2e05d0e0258c5c4d78d0a1312f339e86b48462", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling skiplist v0.2.10
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[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)]` 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: 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)]` 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)]` on by default
[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)]` 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().collect();
[INFO] [stdout]    |           ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.59s
[INFO] running `Command { std: "docker" "inspect" "f1a6ebddd53e2607e9ad3e9bfc2e05d0e0258c5c4d78d0a1312f339e86b48462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a6ebddd53e2607e9ad3e9bfc2e05d0e0258c5c4d78d0a1312f339e86b48462", kill_on_drop: false }`
[INFO] [stdout] f1a6ebddd53e2607e9ad3e9bfc2e05d0e0258c5c4d78d0a1312f339e86b48462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e59139cad0b54ac6ad9c043b5b9997d3c82fa5682d7c459b9c0309e0f28c5731
[INFO] running `Command { std: "docker" "start" "-a" "e59139cad0b54ac6ad9c043b5b9997d3c82fa5682d7c459b9c0309e0f28c5731", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling advent2018 v0.1.0 (/opt/rustwide/workdir)
[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().collect();
[INFO] [stdout]    |           ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |           |
[INFO] [stdout]    |           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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)]` 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: 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)]` on by default
[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)]` 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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "e59139cad0b54ac6ad9c043b5b9997d3c82fa5682d7c459b9c0309e0f28c5731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59139cad0b54ac6ad9c043b5b9997d3c82fa5682d7c459b9c0309e0f28c5731", kill_on_drop: false }`
[INFO] [stdout] e59139cad0b54ac6ad9c043b5b9997d3c82fa5682d7c459b9c0309e0f28c5731
