[INFO] cloning repository https://github.com/EinMilchBoss/sudoku
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EinMilchBoss/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinMilchBoss%2Fsudoku", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinMilchBoss%2Fsudoku'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e94574bbef459e4769cb6dda55210a07477ce4b
[INFO] checking EinMilchBoss/sudoku/1e94574bbef459e4769cb6dda55210a07477ce4b against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinMilchBoss%2Fsudoku" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EinMilchBoss/sudoku on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EinMilchBoss/sudoku
[INFO] finished tweaking git repo https://github.com/EinMilchBoss/sudoku
[INFO] tweaked toml for git repo https://github.com/EinMilchBoss/sudoku written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EinMilchBoss/sudoku 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1046db34fd214cb4a6bdd3a5aaeef2d8cf2c25171b7aab54a337bc44ff5f2283
[INFO] running `Command { std: "docker" "start" "-a" "1046db34fd214cb4a6bdd3a5aaeef2d8cf2c25171b7aab54a337bc44ff5f2283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1046db34fd214cb4a6bdd3a5aaeef2d8cf2c25171b7aab54a337bc44ff5f2283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1046db34fd214cb4a6bdd3a5aaeef2d8cf2c25171b7aab54a337bc44ff5f2283", kill_on_drop: false }`
[INFO] [stdout] 1046db34fd214cb4a6bdd3a5aaeef2d8cf2c25171b7aab54a337bc44ff5f2283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2e923f8c969c287e8ef9862c61657fe8be0b46be1fcece37c6982d86128629
[INFO] running `Command { std: "docker" "start" "-a" "cb2e923f8c969c287e8ef9862c61657fe8be0b46be1fcece37c6982d86128629", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]    Compiling relative-path v1.9.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[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]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `given_tiles`
[INFO] [stdout]   --> src/bin/generator.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn create(&self, given_tiles: usize) -> Grid {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_given_tiles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/bin/generator.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prng` is never read
[INFO] [stdout]   --> src/bin/generator.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GridGenerator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 18 |     prng: StdRng,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/bin/generator.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `given_tiles`
[INFO] [stdout]   --> src/bin/generator.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn create(&self, given_tiles: usize) -> Grid {
[INFO] [stdout]    |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_given_tiles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/bin/generator.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prng` is never read
[INFO] [stdout]   --> src/bin/generator.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct GridGenerator {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 18 |     prng: StdRng,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.32s
[INFO] running `Command { std: "docker" "inspect" "cb2e923f8c969c287e8ef9862c61657fe8be0b46be1fcece37c6982d86128629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2e923f8c969c287e8ef9862c61657fe8be0b46be1fcece37c6982d86128629", kill_on_drop: false }`
[INFO] [stdout] cb2e923f8c969c287e8ef9862c61657fe8be0b46be1fcece37c6982d86128629