[INFO] cloning repository https://github.com/pfcorteen/neetroc-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pfcorteen/neetroc-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcorteen%2Fneetroc-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcorteen%2Fneetroc-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b16a071d3396e45a31ac6212daf9704517d76ba
[INFO] checking pfcorteen/neetroc-bot against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpfcorteen%2Fneetroc-bot" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pfcorteen/neetroc-bot
[INFO] finished tweaking git repo https://github.com/pfcorteen/neetroc-bot
[INFO] tweaked toml for git repo https://github.com/pfcorteen/neetroc-bot written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pfcorteen/neetroc-bot on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pfcorteen/neetroc-bot 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compiler_builtins v0.1.160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45ca775c4bb7b3599945b00761bbde9d05989caa4439e2fa7e248962b4120693
[INFO] running `Command { std: "docker" "start" "-a" "45ca775c4bb7b3599945b00761bbde9d05989caa4439e2fa7e248962b4120693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ca775c4bb7b3599945b00761bbde9d05989caa4439e2fa7e248962b4120693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ca775c4bb7b3599945b00761bbde9d05989caa4439e2fa7e248962b4120693", kill_on_drop: false }`
[INFO] [stdout] 45ca775c4bb7b3599945b00761bbde9d05989caa4439e2fa7e248962b4120693
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f1cd6e81bc998d0e86415955c8c0da4bb26fc0bd5d25adf17bfb92cf9b1d0f
[INFO] running `Command { std: "docker" "start" "-a" "31f1cd6e81bc998d0e86415955c8c0da4bb26fc0bd5d25adf17bfb92cf9b1d0f", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling compiler_builtins v0.1.160
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking neetroc_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `CARDINALS`
[INFO] [stdout]  --> src/board.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Side, CARDINALS};
[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: `crate::pieces::King_Locations`
[INFO] [stdout]  --> src/board.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::pieces::King_Locations;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/board.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/occupied_squares.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/occupied_squares.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `King_Locations` should have an upper camel case name
[INFO] [stdout]   --> src/pieces.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub enum King_Locations {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KingLocations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `epcapture_square`
[INFO] [stdout]    --> src/board.rs:271:49
[INFO] [stdout]     |
[INFO] [stdout] 271 | ...                   let epcapture_square = self.capture_square_en_passant.unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epcapture_square`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CARDINALS`
[INFO] [stdout]  --> src/board.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Side, CARDINALS};
[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: `drctn_back`
[INFO] [stdout]    --> src/board.rs:675:57
[INFO] [stdout]     |
[INFO] [stdout] 675 | ..., landed_pid: String, drctn_back: Direction, updates: & mut Vec<(Square, Direction, Option<String>)>)  {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_drctn_back`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::pieces::King_Locations`
[INFO] [stdout]  --> src/board.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::pieces::King_Locations;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/board.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/occupied_squares.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `King_Locations` should have an upper camel case name
[INFO] [stdout]   --> src/pieces.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub enum King_Locations {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KingLocations`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/board.rs:756:13
[INFO] [stdout]     |
[INFO] [stdout] 756 |         let mut turn_king;
[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/board.rs:763:13
[INFO] [stdout]     |
[INFO] [stdout] 763 |         let mut opp_king;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `white_king_location` and `black_king_location` are never read
[INFO] [stdout]   --> src/board.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct Board {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     white_king_location: Option<Square>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 97 |     black_king_location: Option<Square>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]     --> src/board.rs:1020:17
[INFO] [stdout]      |
[INFO] [stdout] 1020 |                 format!("_");
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1020 |                 let _ = format!("_");
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/board.rs:1023:9
[INFO] [stdout]      |
[INFO] [stdout] 1023 | /         writeln!(&mut out, "occupied: {}, moves: {:?}, turn: {:?}, checks: {}, en_passant: {:?}",
[INFO] [stdout] 1024 | |                     self.occupied, self.moves, self.turn, checks, self.capture_square_en_passant);
[INFO] [stdout]      | |_________________________________________________________________________________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1023 |         let _ = writeln!(&mut out, "occupied: {}, moves: {:?}, turn: {:?}, checks: {}, en_passant: {:?}",
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `epcapture_square`
[INFO] [stdout]    --> src/board.rs:271:49
[INFO] [stdout]     |
[INFO] [stdout] 271 | ...                   let epcapture_square = self.capture_square_en_passant.unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_epcapture_square`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `drctn_back`
[INFO] [stdout]    --> src/board.rs:675:57
[INFO] [stdout]     |
[INFO] [stdout] 675 | ..., landed_pid: String, drctn_back: Direction, updates: & mut Vec<(Square, Direction, Option<String>)>)  {
[INFO] [stdout]     |                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_drctn_back`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/board.rs:756:13
[INFO] [stdout]     |
[INFO] [stdout] 756 |         let mut turn_king;
[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/board.rs:763:13
[INFO] [stdout]     |
[INFO] [stdout] 763 |         let mut opp_king;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `white_king_location` and `black_king_location` are never read
[INFO] [stdout]   --> src/board.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct Board {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 96 |     white_king_location: Option<Square>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 97 |     black_king_location: Option<Square>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Board` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]     --> src/board.rs:1020:17
[INFO] [stdout]      |
[INFO] [stdout] 1020 |                 format!("_");
[INFO] [stdout]      |                 ^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1020 |                 let _ = format!("_");
[INFO] [stdout]      |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/board.rs:1023:9
[INFO] [stdout]      |
[INFO] [stdout] 1023 | /         writeln!(&mut out, "occupied: {}, moves: {:?}, turn: {:?}, checks: {}, en_passant: {:?}",
[INFO] [stdout] 1024 | |                     self.occupied, self.moves, self.turn, checks, self.capture_square_en_passant);
[INFO] [stdout]      | |_________________________________________________________________________________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1023 |         let _ = writeln!(&mut out, "occupied: {}, moves: {:?}, turn: {:?}, checks: {}, en_passant: {:?}",
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "31f1cd6e81bc998d0e86415955c8c0da4bb26fc0bd5d25adf17bfb92cf9b1d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f1cd6e81bc998d0e86415955c8c0da4bb26fc0bd5d25adf17bfb92cf9b1d0f", kill_on_drop: false }`
[INFO] [stdout] 31f1cd6e81bc998d0e86415955c8c0da4bb26fc0bd5d25adf17bfb92cf9b1d0f
