[INFO] cloning repository https://github.com/flachschippe/ctraetsel2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flachschippe/ctraetsel2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflachschippe%2Fctraetsel2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflachschippe%2Fctraetsel2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bdc3a6e2d7a7d29f7175e51256847cfba5d48b84 [INFO] checking flachschippe/ctraetsel2023 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflachschippe%2Fctraetsel2023" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/flachschippe/ctraetsel2023 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/flachschippe/ctraetsel2023 [INFO] finished tweaking git repo https://github.com/flachschippe/ctraetsel2023 [INFO] tweaked toml for git repo https://github.com/flachschippe/ctraetsel2023 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/flachschippe/ctraetsel2023 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_as v0.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7907c265108cd03d103a59409d7c53ad5886fff54f58577c12333cdfda9b967 [INFO] running `Command { std: "docker" "start" "-a" "f7907c265108cd03d103a59409d7c53ad5886fff54f58577c12333cdfda9b967", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7907c265108cd03d103a59409d7c53ad5886fff54f58577c12333cdfda9b967", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7907c265108cd03d103a59409d7c53ad5886fff54f58577c12333cdfda9b967", kill_on_drop: false }` [INFO] [stdout] f7907c265108cd03d103a59409d7c53ad5886fff54f58577c12333cdfda9b967 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13d898a5fab7f6dc44c33b0c0242f2cf266fc74dc1ea89a10266856773f5a416 [INFO] running `Command { std: "docker" "start" "-a" "13d898a5fab7f6dc44c33b0c0242f2cf266fc74dc1ea89a10266856773f5a416", kill_on_drop: false }` [INFO] [stderr] warning: ctraetsel v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `serde_as` which is missing a lib target [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling serde_json v1.0.97 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Compiling darling_core v0.20.1 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Compiling darling_macro v0.20.1 [INFO] [stderr] Compiling darling v0.20.1 [INFO] [stderr] Compiling serde_with_macros v3.0.0 [INFO] [stderr] Checking serde_with v3.0.0 [INFO] [stderr] Checking ctraetsel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `mem` [INFO] [stdout] --> src/main.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, mem}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::de::IoRead` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json::de::IoRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Number` and `Result` [INFO] [stdout] --> src/main.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json::{Number, Result}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::option::Option` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::repeat` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mem` [INFO] [stdout] --> src/main.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{fs, mem}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::de::IoRead` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use serde_json::de::IoRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Number` and `Result` [INFO] [stdout] --> src/main.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json::{Number, Result}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::option::Option` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::option::Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::repeat` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::repeat; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut temp = Rotation::new(); [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 does not need to be mutable [INFO] [stdout] --> src/main.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut temp = Rotation::new(); [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 does not need to be mutable [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut r = Rotation::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `available_count` [INFO] [stdout] --> src/main.rs:186:13 [INFO] [stdout] | [INFO] [stdout] 186 | let available_count = available_pieces.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_available_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `available_count` [INFO] [stdout] --> src/main.rs:186:13 [INFO] [stdout] | [INFO] [stdout] 186 | let available_count = available_pieces.len(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_available_count` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | let mut field = Field { places, pieces: &pieces }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `rotate` is never used [INFO] [stdout] --> src/main.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 112 | impl Orientation [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 113 | { [INFO] [stdout] 114 | fn rotate(&self) -> Orientation [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `turns` are never read [INFO] [stdout] --> src/main.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 248 | struct Solution [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 249 | { [INFO] [stdout] 250 | id: u8, [INFO] [stdout] | ^^ [INFO] [stdout] 251 | turns: u8 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solution` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:261:9 [INFO] [stdout] | [INFO] [stdout] 261 | let mut field = Field { places, pieces: &pieces }; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `rotate` is never used [INFO] [stdout] --> src/main.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 112 | impl Orientation [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] 113 | { [INFO] [stdout] 114 | fn rotate(&self) -> Orientation [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `turns` are never read [INFO] [stdout] --> src/main.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 248 | struct Solution [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 249 | { [INFO] [stdout] 250 | id: u8, [INFO] [stdout] | ^^ [INFO] [stdout] 251 | turns: u8 [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solution` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.79s [INFO] running `Command { std: "docker" "inspect" "13d898a5fab7f6dc44c33b0c0242f2cf266fc74dc1ea89a10266856773f5a416", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13d898a5fab7f6dc44c33b0c0242f2cf266fc74dc1ea89a10266856773f5a416", kill_on_drop: false }` [INFO] [stdout] 13d898a5fab7f6dc44c33b0c0242f2cf266fc74dc1ea89a10266856773f5a416