[INFO] cloning repository https://github.com/const-z/puzzle_15 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/const-z/puzzle_15" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconst-z%2Fpuzzle_15", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconst-z%2Fpuzzle_15'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e4d289bbbbdf4ceb657e9133f21fd5cdeddc2b7 [INFO] checking const-z/puzzle_15 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconst-z%2Fpuzzle_15" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/const-z/puzzle_15 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/const-z/puzzle_15 [INFO] finished tweaking git repo https://github.com/const-z/puzzle_15 [INFO] tweaked toml for git repo https://github.com/const-z/puzzle_15 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/const-z/puzzle_15 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f33c8796047a61abd648ac5dfd81bae7a8c492452f2dc13594574de1bab0a4a4 [INFO] running `Command { std: "docker" "start" "-a" "f33c8796047a61abd648ac5dfd81bae7a8c492452f2dc13594574de1bab0a4a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f33c8796047a61abd648ac5dfd81bae7a8c492452f2dc13594574de1bab0a4a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f33c8796047a61abd648ac5dfd81bae7a8c492452f2dc13594574de1bab0a4a4", kill_on_drop: false }` [INFO] [stdout] f33c8796047a61abd648ac5dfd81bae7a8c492452f2dc13594574de1bab0a4a4 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d31671ec405b133f382659d2cfcf02f86f746bfee2edce2fc790e8172676784 [INFO] running `Command { std: "docker" "start" "-a" "5d31671ec405b133f382659d2cfcf02f86f746bfee2edce2fc790e8172676784", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [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 puzzle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Fill` [INFO] [stdout] --> src/puzzle/mod.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, seq::SliceRandom, Fill}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Fill` [INFO] [stdout] --> src/puzzle/mod.rs:1:36 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{self, seq::SliceRandom, Fill}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Add` and `Neg` [INFO] [stdout] --> src/puzzle/mod.rs:56:20 [INFO] [stdout] | [INFO] [stdout] 56 | use std::ops::{Add, Neg}; [INFO] [stdout] | ^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Puzzle` is never constructed [INFO] [stdout] --> src/puzzle/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Puzzle { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Puzzle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_board`, and `do_move` are never used [INFO] [stdout] --> src/puzzle/mod.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Puzzle { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(n: i16) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn get_board(&self) -> &Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn do_move(&mut self, from: (usize, usize)) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_board` is never used [INFO] [stdout] --> src/puzzle/mod.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Puzzle { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn get_board(&self) -> &Vec> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s [INFO] running `Command { std: "docker" "inspect" "5d31671ec405b133f382659d2cfcf02f86f746bfee2edce2fc790e8172676784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d31671ec405b133f382659d2cfcf02f86f746bfee2edce2fc790e8172676784", kill_on_drop: false }` [INFO] [stdout] 5d31671ec405b133f382659d2cfcf02f86f746bfee2edce2fc790e8172676784