[INFO] cloning repository https://github.com/xxxasdfghjk/rust-osero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxxasdfghjk/rust-osero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxxasdfghjk%2Frust-osero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxxasdfghjk%2Frust-osero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a675babd921bf3e8687d2637ca204135464a8406
[INFO] checking xxxasdfghjk/rust-osero against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxxasdfghjk%2Frust-osero" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xxxasdfghjk/rust-osero
[INFO] finished tweaking git repo https://github.com/xxxasdfghjk/rust-osero
[INFO] tweaked toml for git repo https://github.com/xxxasdfghjk/rust-osero written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xxxasdfghjk/rust-osero on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xxxasdfghjk/rust-osero 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.assets
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b47da371bb7fd75c796412e9f04c478b581db3b6d2958529b90bf062299245
[INFO] running `Command { std: "docker" "start" "-a" "34b47da371bb7fd75c796412e9f04c478b581db3b6d2958529b90bf062299245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b47da371bb7fd75c796412e9f04c478b581db3b6d2958529b90bf062299245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b47da371bb7fd75c796412e9f04c478b581db3b6d2958529b90bf062299245", kill_on_drop: false }`
[INFO] [stdout] 34b47da371bb7fd75c796412e9f04c478b581db3b6d2958529b90bf062299245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6b230c8fd50a401030c90292cfb17a503547b374a96a71b19b5adc43f68bdc8
[INFO] running `Command { std: "docker" "start" "-a" "c6b230c8fd50a401030c90292cfb17a503547b374a96a71b19b5adc43f68bdc8", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.assets
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking getrandom v0.2.10
[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 hashlink v0.9.1
[INFO] [stderr]     Checking rusqlite v0.31.0
[INFO] [stderr]     Checking rust-osero v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> src/test/book_test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod book_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Connection`, `Error`, `Result`, and `params`
[INFO] [stdout]  --> src/test/book_test.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rusqlite::{params, Connection, Error, Result};
[INFO] [stdout]   |                ^^^^^^  ^^^^^^^^^^  ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod book_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `book::Book` and `computer::get_next_hand_from_book`
[INFO] [stdout]  --> src/test/book_test.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::{book::Book, computer::get_next_hand_from_book};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod book_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::seq::IteratorRandom`
[INFO] [stdout]  --> src/computer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::seq::IteratorRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Error` and `Result`
[INFO] [stdout]  --> src/test/book_test.rs:6:36
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rusqlite::{params, Connection, Error, Result};
[INFO] [stdout]   |                                    ^^^^^  ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/test/book_test.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |         .filter(|x| (x.moves.len() > history.len()));
[INFO] [stdout]    |                     ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 41 -         .filter(|x| (x.moves.len() > history.len()));
[INFO] [stdout] 41 +         .filter(|x| x.moves.len() > history.len() );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `computer_color`
[INFO] [stdout]   --> src/test/computer_test.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let computer_color = 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_computer_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_NODE_TRY_COUNT` is never used
[INFO] [stdout]   --> src/osero/game.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_NODE_TRY_COUNT: f64 = 500.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_TRY_COUNT` is never used
[INFO] [stdout]   --> src/osero/game.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const MAX_TRY_COUNT: i32 = 50000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_relative_path` is never used
[INFO] [stdout]   --> src/test/book_test.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn get_relative_path(relative_path: &str) -> PathBuf {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INITIAL_WHITE` is never used
[INFO] [stdout]  --> src/test/computer_test.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const INITIAL_WHITE: u64 = 1 << 27 | 1 << 36;
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `INITIAL_BLACK` is never used
[INFO] [stdout]  --> src/test/computer_test.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const INITIAL_BLACK: u64 = 1 << 28 | 1 << 35;
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `computer_vs_monkey` is never used
[INFO] [stdout]  --> src/test/computer_test.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn computer_vs_monkey() -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_buffer_str` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn read_buffer_str() -> String {
[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 `read_buffer_str` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn read_buffer_str() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Ok(_) => buffer.trim().parse().expect("Failed to parse"),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Ok(_) => buffer.trim().parse().expect("Failed to parse"),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-osero` (bin "rust-osero" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-osero` (bin "rust-osero") due to 1 previous error; 1 warning emitted
[INFO] [stdout] warning: unused import: `rand::seq::IteratorRandom`
[INFO] [stdout]  --> src/computer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::seq::IteratorRandom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `computer_color`
[INFO] [stdout]   --> src/test/computer_test.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let computer_color = 1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_computer_color`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_NODE_TRY_COUNT` is never used
[INFO] [stdout]   --> src/osero/game.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const MAX_NODE_TRY_COUNT: f64 = 500.0;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_TRY_COUNT` is never used
[INFO] [stdout]   --> src/osero/game.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const MAX_TRY_COUNT: i32 = 50000;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX` should have a snake case name
[INFO] [stdout]   --> src/test/computer_test.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let MAX = 10;
[INFO] [stdout]    |         ^^^ help: convert the identifier to snake case: `max`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6b230c8fd50a401030c90292cfb17a503547b374a96a71b19b5adc43f68bdc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b230c8fd50a401030c90292cfb17a503547b374a96a71b19b5adc43f68bdc8", kill_on_drop: false }`
[INFO] [stdout] c6b230c8fd50a401030c90292cfb17a503547b374a96a71b19b5adc43f68bdc8
