[INFO] cloning repository https://github.com/takus69/ahc045
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takus69/ahc045" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc045", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc045'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 793fd312a5d496b57269bf76bad44c22bfcab0bf
[INFO] checking takus69/ahc045 against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc045" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takus69/ahc045
[INFO] finished tweaking git repo https://github.com/takus69/ahc045
[INFO] tweaked toml for git repo https://github.com/takus69/ahc045 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takus69/ahc045 on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takus69/ahc045 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking takus69/ahc045 against try#3857be5045fe74bd0f296f6f4c23db10f8857f73 for pr-156807
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc045" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takus69/ahc045
[INFO] finished tweaking git repo https://github.com/takus69/ahc045
[INFO] tweaked toml for git repo https://github.com/takus69/ahc045 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takus69/ahc045 on toolchain 3857be5045fe74bd0f296f6f4c23db10f8857f73
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takus69/ahc045 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" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39242419cff8b12c0d1b337277173f685c9efba3ef2ccd5b7df7671be1bb998a
[INFO] running `Command { std: "docker" "start" "-a" "39242419cff8b12c0d1b337277173f685c9efba3ef2ccd5b7df7671be1bb998a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39242419cff8b12c0d1b337277173f685c9efba3ef2ccd5b7df7671be1bb998a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39242419cff8b12c0d1b337277173f685c9efba3ef2ccd5b7df7671be1bb998a", kill_on_drop: false }`
[INFO] [stdout] 39242419cff8b12c0d1b337277173f685c9efba3ef2ccd5b7df7671be1bb998a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3857be5045fe74bd0f296f6f4c23db10f8857f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2a4b05f180cab6e6176c2653f19e689479bd5c5146788f44d58568ae914f685
[INFO] running `Command { std: "docker" "start" "-a" "c2a4b05f180cab6e6176c2653f19e689479bd5c5146788f44d58568ae914f685", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking ac-library-rs v0.1.1
[INFO] [stderr]     Checking proconio v0.4.5
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ahc045 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `max` and `min`
[INFO] [stdout]  --> src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{Reverse, max, min};
[INFO] [stdout]   |                         ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `max` and `min`
[INFO] [stdout]  --> src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{Reverse, max, min};
[INFO] [stdout]   |                         ^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/main.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |     while let Some((Reverse(d), u, v)) = edges.pop() {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_d`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d`
[INFO] [stdout]   --> src/main.rs:40:29
[INFO] [stdout]    |
[INFO] [stdout] 40 |     while let Some((Reverse(d), u, v)) = edges.pop() {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_d`
[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/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut ab: Vec<Vec<(usize, usize)>> = vec![Vec::new(); input.m];
[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/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut ab: Vec<Vec<(usize, usize)>> = vec![Vec::new(); input.m];
[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/main.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut eval = 0.0;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut eval = 0.0;
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/main.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut eval = 0.0;
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> src/main.rs:313:13
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let mut eval = 0.0;
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `area` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let mut area = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_area` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `area` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:333:13
[INFO] [stdout]     |
[INFO] [stdout] 333 |         let mut area = 0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_area` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `all_area` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let mut all_area = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_all_area` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `all_area` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:334:13
[INFO] [stdout]     |
[INFO] [stdout] 334 |         let mut all_area = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_all_area` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `area` is never read
[INFO] [stdout]    --> src/main.rs:347:13
[INFO] [stdout]     |
[INFO] [stdout] 347 |             area += calculate_area(rectangles);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `area` is never read
[INFO] [stdout]    --> src/main.rs:347:13
[INFO] [stdout]     |
[INFO] [stdout] 347 |             area += calculate_area(rectangles);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `all_area` is never read
[INFO] [stdout]    --> src/main.rs:348:13
[INFO] [stdout]     |
[INFO] [stdout] 348 |             all_area += (max_x - min_x) * (max_y - min_y);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `all_area` is never read
[INFO] [stdout]    --> src/main.rs:348:13
[INFO] [stdout]     |
[INFO] [stdout] 348 |             all_area += (max_x - min_x) * (max_y - min_y);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_r`
[INFO] [stdout]    --> src/main.rs:388:13
[INFO] [stdout]     |
[INFO] [stdout] 388 |         let now_r = self.max_r[g1];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_now_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_r`
[INFO] [stdout]    --> src/main.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let now_r = self.max_r[g2];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_now_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_r`
[INFO] [stdout]    --> src/main.rs:388:13
[INFO] [stdout]     |
[INFO] [stdout] 388 |         let now_r = self.max_r[g1];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_now_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `now_r`
[INFO] [stdout]    --> src/main.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |         let now_r = self.max_r[g2];
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_now_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `improved` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:581:13
[INFO] [stdout]     |
[INFO] [stdout] 581 |         let mut improved = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_improved` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `improved` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:581:13
[INFO] [stdout]     |
[INFO] [stdout] 581 |         let mut improved = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_improved` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_lx`
[INFO] [stdout]    --> src/main.rs:606:26
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_lx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lx_y`
[INFO] [stdout]    --> src/main.rs:606:33
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_lx_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_lx`
[INFO] [stdout]    --> src/main.rs:606:26
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_lx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_rx`
[INFO] [stdout]    --> src/main.rs:606:39
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_y`
[INFO] [stdout]    --> src/main.rs:606:46
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rx_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `improved` is never read
[INFO] [stdout]    --> src/main.rs:645:21
[INFO] [stdout]     |
[INFO] [stdout] 645 |                     improved += 1;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lx_y`
[INFO] [stdout]    --> src/main.rs:606:33
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_lx_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_rx`
[INFO] [stdout]    --> src/main.rs:606:39
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_is_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_y`
[INFO] [stdout]    --> src/main.rs:606:46
[INFO] [stdout]     |
[INFO] [stdout] 606 |                     let (is_lx, lx_y, is_rx, rx_y) = intersection_y(lr, xy1, xy2);
[INFO] [stdout]     |                                              ^^^^ help: if this is intentional, prefix it with an underscore: `_rx_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `improved` is never read
[INFO] [stdout]    --> src/main.rs:645:21
[INFO] [stdout]     |
[INFO] [stdout] 645 |                     improved += 1;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/main.rs:770:34
[INFO] [stdout]     |
[INFO] [stdout] 770 |     fn build_tree<R: Rng>(&self, rng: &mut R, status: &Status) -> Vec<Vec<(usize, usize)>> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/main.rs:770:34
[INFO] [stdout]     |
[INFO] [stdout] 770 |     fn build_tree<R: Rng>(&self, rng: &mut R, status: &Status) -> Vec<Vec<(usize, usize)>> {
[INFO] [stdout]     |                                  ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `weighed_random_index` is never used
[INFO] [stdout]   --> src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn weighed_random_index<R: Rng>(weight: &Vec<f64>, rng: &mut R) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection_x` is never used
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn intersection_x(lr: (usize, usize, usize, usize), xy1: (f64, f64), xy2: (f64, f64)) -> (bool, f64, bool, f64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection_y` is never used
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn intersection_y(lr: (usize, usize, usize, usize), xy1: (f64, f64), xy2: (f64, f64)) -> (bool, f64, bool, f64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calc_cm` is never used
[INFO] [stdout]    --> src/main.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn calc_cm(points: Vec<(f64, f64)>) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a2g` is never read
[INFO] [stdout]    --> src/main.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 207 | struct Status {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 215 |     a2g: HashMap<usize, usize>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Status` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `swap` is never used
[INFO] [stdout]    --> src/main.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 218 | impl Status {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 370 |     fn swap(&mut self, i: usize, j: usize) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `estimate_xy` and `search_exclusive2` are never used
[INFO] [stdout]    --> src/main.rs:560:8
[INFO] [stdout]     |
[INFO] [stdout] 508 | impl Solver {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 560 |     fn estimate_xy(&self) -> Vec<(f64, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 835 |     fn search_exclusive2<R: Rng>(&self, rng: &mut R, status: &Status, targets: &mut BinaryHeap<(usize, usize)>) -> HashSet<(usize, ...
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `weighed_random_index` is never used
[INFO] [stdout]   --> src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn weighed_random_index<R: Rng>(weight: &Vec<f64>, rng: &mut R) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection_x` is never used
[INFO] [stdout]   --> src/main.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn intersection_x(lr: (usize, usize, usize, usize), xy1: (f64, f64), xy2: (f64, f64)) -> (bool, f64, bool, f64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `intersection_y` is never used
[INFO] [stdout]   --> src/main.rs:93:4
[INFO] [stdout]    |
[INFO] [stdout] 93 | fn intersection_y(lr: (usize, usize, usize, usize), xy1: (f64, f64), xy2: (f64, f64)) -> (bool, f64, bool, f64) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calc_cm` is never used
[INFO] [stdout]    --> src/main.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn calc_cm(points: Vec<(f64, f64)>) -> (f64, f64) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a2g` is never read
[INFO] [stdout]    --> src/main.rs:215:5
[INFO] [stdout]     |
[INFO] [stdout] 207 | struct Status {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 215 |     a2g: HashMap<usize, usize>,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Status` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `swap` is never used
[INFO] [stdout]    --> src/main.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 218 | impl Status {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 370 |     fn swap(&mut self, i: usize, j: usize) {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `estimate_xy` and `search_exclusive2` are never used
[INFO] [stdout]    --> src/main.rs:560:8
[INFO] [stdout]     |
[INFO] [stdout] 508 | impl Solver {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 560 |     fn estimate_xy(&self) -> Vec<(f64, f64)> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 835 |     fn search_exclusive2<R: Rng>(&self, rng: &mut R, status: &Status, targets: &mut BinaryHeap<(usize, usize)>) -> HashSet<(usize, ...
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "c2a4b05f180cab6e6176c2653f19e689479bd5c5146788f44d58568ae914f685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2a4b05f180cab6e6176c2653f19e689479bd5c5146788f44d58568ae914f685", kill_on_drop: false }`
[INFO] [stdout] c2a4b05f180cab6e6176c2653f19e689479bd5c5146788f44d58568ae914f685
