[INFO] cloning repository https://github.com/takus69/ahc038
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takus69/ahc038" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc038", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc038'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f70206c4efa0990e0a84876f2c57ee60825c1014
[INFO] checking takus69/ahc038 against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakus69%2Fahc038" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/takus69/ahc038
[INFO] finished tweaking git repo https://github.com/takus69/ahc038
[INFO] tweaked toml for git repo https://github.com/takus69/ahc038 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/takus69/ahc038 on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/takus69/ahc038 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97805eced461ab988f45f7ff6ed7df0e13163dbe8364d0c6000be1c532ed1935
[INFO] running `Command { std: "docker" "start" "-a" "97805eced461ab988f45f7ff6ed7df0e13163dbe8364d0c6000be1c532ed1935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97805eced461ab988f45f7ff6ed7df0e13163dbe8364d0c6000be1c532ed1935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97805eced461ab988f45f7ff6ed7df0e13163dbe8364d0c6000be1c532ed1935", kill_on_drop: false }`
[INFO] [stdout] 97805eced461ab988f45f7ff6ed7df0e13163dbe8364d0c6000be1c532ed1935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a95bd47d1a1556b4469cd0ab4486a9263697475de4e1ce5b7f2aa0011ed496c3
[INFO] running `Command { std: "docker" "start" "-a" "a95bd47d1a1556b4469cd0ab4486a9263697475de4e1ce5b7f2aa0011ed496c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking proconio v0.4.5
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.79
[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 ahc038 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut cnt = 0;
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s_cnt`
[INFO] [stdout]    --> src/main.rs:204:20
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let (s_cm, s_cnt) = self.center(&self.s, &self.t);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s_cnt`
[INFO] [stdout]    --> src/main.rs:520:20
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let (s_cm, s_cnt) = self.center(&self.s, &self.t);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_cnt`
[INFO] [stdout]    --> src/main.rs:533:24
[INFO] [stdout]     |
[INFO] [stdout] 533 |             let (t_cm, t_cnt) = self.center(&self.t, &self.s);
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cnt` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut cnt = 0;
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_cnt` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s_cnt`
[INFO] [stdout]    --> src/main.rs:204:20
[INFO] [stdout]     |
[INFO] [stdout] 204 |         let (s_cm, s_cnt) = self.center(&self.s, &self.t);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opt_score` is never read
[INFO] [stdout]    --> src/main.rs:778:9
[INFO] [stdout]     |
[INFO] [stdout] 778 |         opt_score = run_solver.score();
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:754:9
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut solver = parse_input();
[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: unused variable: `ops`
[INFO] [stdout]    --> src/main.rs:804:17
[INFO] [stdout]     |
[INFO] [stdout] 804 |         let mut ops = arm.r#move((6, 0), &(0, 0));
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ops`
[INFO] [stdout]    --> src/main.rs:807:17
[INFO] [stdout]     |
[INFO] [stdout] 807 |         let mut ops = arm.r#move((0, 0), &(0, 0));
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s_cnt`
[INFO] [stdout]    --> src/main.rs:520:20
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let (s_cm, s_cnt) = self.center(&self.s, &self.t);
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_s_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t_cnt`
[INFO] [stdout]    --> src/main.rs:533:24
[INFO] [stdout]     |
[INFO] [stdout] 533 |             let (t_cm, t_cnt) = self.center(&self.t, &self.s);
[INFO] [stdout]     |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_t_cnt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:798:13
[INFO] [stdout]     |
[INFO] [stdout] 798 |         let mut ops = arm.r#move((1, 2), &(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:801:13
[INFO] [stdout]     |
[INFO] [stdout] 801 |         let mut ops = arm.r#move((3, 0), &(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:804:13
[INFO] [stdout]     |
[INFO] [stdout] 804 |         let mut ops = arm.r#move((6, 0), &(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:807:13
[INFO] [stdout]     |
[INFO] [stdout] 807 |         let mut ops = arm.r#move((0, 0), &(0, 0));
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]   --> src/main.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let DIRS = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]   --> src/main.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let DIRS = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `opt_score` is never read
[INFO] [stdout]    --> src/main.rs:778:9
[INFO] [stdout]     |
[INFO] [stdout] 778 |         opt_score = run_solver.score();
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:754:9
[INFO] [stdout]     |
[INFO] [stdout] 754 |     let mut solver = parse_input();
[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 `DIRS` should have a snake case name
[INFO] [stdout]   --> src/main.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let DIRS = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DIRS` should have a snake case name
[INFO] [stdout]   --> src/main.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let DIRS = [(-1, 0), (0, 1), (1, 0), (0, -1)];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `dirs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.11s
[INFO] running `Command { std: "docker" "inspect" "a95bd47d1a1556b4469cd0ab4486a9263697475de4e1ce5b7f2aa0011ed496c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95bd47d1a1556b4469cd0ab4486a9263697475de4e1ce5b7f2aa0011ed496c3", kill_on_drop: false }`
[INFO] [stdout] a95bd47d1a1556b4469cd0ab4486a9263697475de4e1ce5b7f2aa0011ed496c3
