[INFO] cloning repository https://github.com/hondotanuki/competition-archive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hondotanuki/competition-archive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhondotanuki%2Fcompetition-archive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhondotanuki%2Fcompetition-archive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6777da7f0979f47d41cea9168d55c8323272b1d
[INFO] checking hondotanuki/competition-archive against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhondotanuki%2Fcompetition-archive" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hondotanuki/competition-archive
[INFO] finished tweaking git repo https://github.com/hondotanuki/competition-archive
[INFO] tweaked toml for git repo https://github.com/hondotanuki/competition-archive written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hondotanuki/competition-archive on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hondotanuki/competition-archive 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio v0.5.0
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded syn v2.0.87
[INFO] [stderr]   Downloaded libc v0.2.162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dc55de51f55baf54b54ab59b5905f71c815c0009227605cd24c618318c4a08f
[INFO] running `Command { std: "docker" "start" "-a" "2dc55de51f55baf54b54ab59b5905f71c815c0009227605cd24c618318c4a08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dc55de51f55baf54b54ab59b5905f71c815c0009227605cd24c618318c4a08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc55de51f55baf54b54ab59b5905f71c815c0009227605cd24c618318c4a08f", kill_on_drop: false }`
[INFO] [stdout] 2dc55de51f55baf54b54ab59b5905f71c815c0009227605cd24c618318c4a08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e97393829755450469951f01e8da0b5f0ec171dff126f64685ec4c5ec463297
[INFO] running `Command { std: "docker" "start" "-a" "1e97393829755450469951f01e8da0b5f0ec171dff126f64685ec4c5ec463297", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking proconio v0.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking rand_pcg v0.3.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking competition-archive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `swapped_field` is never read
[INFO] [stdout]    --> ahc/35/35_testcase.rs:245:33
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut swapped_field = Vec::new();
[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: variable does not need to be mutable
[INFO] [stdout]   --> ahc/50/beam.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut rng = rand::thread_rng();
[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: `rng`
[INFO] [stdout]   --> ahc/50/beam.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> ahc/48/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[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 import: `std::fs::File`
[INFO] [stdout]  --> ahc/48/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> ahc/50/beam.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut rng = rand::thread_rng();
[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: `rng`
[INFO] [stdout]   --> ahc/50/beam.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[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]    --> ahc/51/main.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 364 |     let mut flips = vec![0i32; L];
[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]    --> ahc/51/main.rs:364:9
[INFO] [stdout]     |
[INFO] [stdout] 364 |     let mut flips = vec![0i32; L];
[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: field `edges` is never read
[INFO] [stdout]   --> ahc/51/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct SolveResult {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     edges: Vec<Edge>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `M` is never read
[INFO] [stdout]   --> ahc/51/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Planner {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 60 |     N: usize,
[INFO] [stdout] 61 |     M: usize,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_output` is never used
[INFO] [stdout]    --> ahc/51/main.rs:557:4
[INFO] [stdout]     |
[INFO] [stdout] 557 | fn write_output(lines: &Vec<String>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     N: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `M` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     M: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let N = devices_xy.len();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let M = sorters_xy.len();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         L: usize,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sL` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let sL = &chain[i];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `s_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let N = self.N;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let L = N - 1;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |         let W = std::cmp::min(cand.len(), std::cmp::max(L + 5, L + cand.len() / 5));
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |     let N: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let M: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let K: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:332:28
[INFO] [stdout]     |
[INFO] [stdout] 332 | fn assign_devices_randomly(N: usize, rng: &mut StdRng) -> Vec<usize> {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:377:5
[INFO] [stdout]     |
[INFO] [stdout] 377 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `F` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |         let mut F = 1.0f64;
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:426:5
[INFO] [stdout]     |
[INFO] [stdout] 426 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     K: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_start` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:435:5
[INFO] [stdout]     |
[INFO] [stdout] 435 |     T_start: f64,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `t_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_end` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:436:5
[INFO] [stdout]     |
[INFO] [stdout] 436 |     T_end: f64,
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to snake case: `t_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:445:9
[INFO] [stdout]     |
[INFO] [stdout] 445 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_ratio` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     let T_ratio = (T_end.max(1e-12)) / (T_start.max(1e-12));
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `t_ratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let T = (T_start * T_ratio.powf(progress)).max(1e-12);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:498:5
[INFO] [stdout]     |
[INFO] [stdout] 498 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     M: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:10
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |          ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:16
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |                ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> ahc/48/main.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |     for i in 0..n {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OUTPUT_FILE` is never used
[INFO] [stdout]  --> ahc/48/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const OUTPUT_FILE: &str = "output.txt";
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> ahc/48/main.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 |     for i in 0..n {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OUTPUT_FILE` is never used
[INFO] [stdout]  --> ahc/48/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const OUTPUT_FILE: &str = "output.txt";
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edges` is never read
[INFO] [stdout]   --> ahc/51/main.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct SolveResult {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     edges: Vec<Edge>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `M` is never read
[INFO] [stdout]   --> ahc/51/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | struct Planner {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 60 |     N: usize,
[INFO] [stdout] 61 |     M: usize,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_output` is never used
[INFO] [stdout]    --> ahc/51/main.rs:557:4
[INFO] [stdout]     |
[INFO] [stdout] 557 | fn write_output(lines: &Vec<String>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `N` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     N: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `M` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     M: usize,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let N = devices_xy.len();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> ahc/51/main.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let M = sorters_xy.len();
[INFO] [stdout]    |             ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |         L: usize,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sL` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:156:17
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let sL = &chain[i];
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `s_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let N = self.N;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |         let L = N - 1;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |         let W = std::cmp::min(cand.len(), std::cmp::max(L + 5, L + cand.len() / 5));
[INFO] [stdout]     |             ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |     let N: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let M: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let K: usize = it.next().unwrap().parse().unwrap();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:332:28
[INFO] [stdout]     |
[INFO] [stdout] 332 | fn assign_devices_randomly(N: usize, rng: &mut StdRng) -> Vec<usize> {
[INFO] [stdout]     |                            ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:377:5
[INFO] [stdout]     |
[INFO] [stdout] 377 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `F` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |         let mut F = 1.0f64;
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:426:5
[INFO] [stdout]     |
[INFO] [stdout] 426 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     K: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_start` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:435:5
[INFO] [stdout]     |
[INFO] [stdout] 435 |     T_start: f64,
[INFO] [stdout]     |     ^^^^^^^ help: convert the identifier to snake case: `t_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_end` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:436:5
[INFO] [stdout]     |
[INFO] [stdout] 436 |     T_end: f64,
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to snake case: `t_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:445:9
[INFO] [stdout]     |
[INFO] [stdout] 445 |     let L = chain.len();
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T_ratio` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:447:9
[INFO] [stdout]     |
[INFO] [stdout] 447 |     let T_ratio = (T_end.max(1e-12)) / (T_start.max(1e-12));
[INFO] [stdout]     |         ^^^^^^^ help: convert the identifier to snake case: `t_ratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `T` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:455:13
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let T = (T_start * T_ratio.powf(progress)).max(1e-12);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:498:5
[INFO] [stdout]     |
[INFO] [stdout] 498 |     N: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 |     M: usize,
[INFO] [stdout]     |     ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:10
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |          ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:13
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `K` should have a snake case name
[INFO] [stdout]    --> ahc/51/main.rs:576:16
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let (N, M, K, dev_xy, sort_xy, p) = parse_input(tokens);
[INFO] [stdout]     |                ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `swapped_field` is never read
[INFO] [stdout]    --> ahc/35/35_testcase.rs:245:33
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let mut swapped_field = Vec::new();
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.13s
[INFO] running `Command { std: "docker" "inspect" "1e97393829755450469951f01e8da0b5f0ec171dff126f64685ec4c5ec463297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e97393829755450469951f01e8da0b5f0ec171dff126f64685ec4c5ec463297", kill_on_drop: false }`
[INFO] [stdout] 1e97393829755450469951f01e8da0b5f0ec171dff126f64685ec4c5ec463297