[INFO] cloning repository https://github.com/mattiaslinnap/aoc2022 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattiaslinnap/aoc2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiaslinnap%2Faoc2022", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiaslinnap%2Faoc2022'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd86e2289cb1017348578efb41452551bf767e82 [INFO] checking mattiaslinnap/aoc2022 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiaslinnap%2Faoc2022" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattiaslinnap/aoc2022 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/mattiaslinnap/aoc2022 [INFO] finished tweaking git repo https://github.com/mattiaslinnap/aoc2022 [INFO] tweaked toml for git repo https://github.com/mattiaslinnap/aoc2022 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mattiaslinnap/aoc2022 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] 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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f134f352e105cf2b3a9fc40e6c8e176d385f97d606ac3fe3025f388f5852b0f1 [INFO] running `Command { std: "docker" "start" "-a" "f134f352e105cf2b3a9fc40e6c8e176d385f97d606ac3fe3025f388f5852b0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f134f352e105cf2b3a9fc40e6c8e176d385f97d606ac3fe3025f388f5852b0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f134f352e105cf2b3a9fc40e6c8e176d385f97d606ac3fe3025f388f5852b0f1", kill_on_drop: false }` [INFO] [stdout] f134f352e105cf2b3a9fc40e6c8e176d385f97d606ac3fe3025f388f5852b0f1 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41992b99e8adf416dc77b0212d53d909f18c6416c424b8e8f197d5dd69fe9088 [INFO] running `Command { std: "docker" "start" "-a" "41992b99e8adf416dc77b0212d53d909f18c6416c424b8e8f197d5dd69fe9088", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking fastrand v1.8.0 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-complex v0.4.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking regex v1.7.0 [INFO] [stderr] Checking aoc2022 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `aoc2022::*` [INFO] [stdout] --> src/bin/day6.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use aoc2022::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `aoc2022::*` [INFO] [stdout] --> src/bin/day6.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use aoc2022::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delta` [INFO] [stdout] --> src/bin/day9.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let delta = head - tail; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delta` [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/bin/day9.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut tail = Pos { x: 0, y: 0 }; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `do_move_single` is never used [INFO] [stdout] --> src/bin/day5.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl Stacks { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 13 | fn do_move_single(&mut self, count: usize, from: usize, to: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_text` is never used [INFO] [stdout] --> src/bin/day5.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 85 | impl Stacks { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 86 | fn new_text() -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `do_move_single` is never used [INFO] [stdout] --> src/bin/day5.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl Stacks { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 13 | fn do_move_single(&mut self, count: usize, from: usize, to: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new_text` is never used [INFO] [stdout] --> src/bin/day5.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 85 | impl Stacks { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 86 | fn new_text() -> Self { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Range` [INFO] [stdout] --> src/bin/day8.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Range; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Range` [INFO] [stdout] --> src/bin/day8.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::ops::Range; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delta` [INFO] [stdout] --> src/bin/day9.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | let delta = head - tail; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delta` [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/bin/day9.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let mut tail = Pos { x: 0, y: 0 }; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 21 - drop(min_height); [INFO] [stdout] 21 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 31 - drop(min_height); [INFO] [stdout] 31 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 43 - drop(min_height); [INFO] [stdout] 43 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 53 - drop(min_height); [INFO] [stdout] 53 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 21 - drop(min_height); [INFO] [stdout] 21 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 31 - drop(min_height); [INFO] [stdout] 31 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 43 - drop(min_height); [INFO] [stdout] 43 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/bin/day8.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | drop(min_height); [INFO] [stdout] | ^^^^^----------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 53 - drop(min_height); [INFO] [stdout] 53 + let _ = min_height; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.83s [INFO] running `Command { std: "docker" "inspect" "41992b99e8adf416dc77b0212d53d909f18c6416c424b8e8f197d5dd69fe9088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41992b99e8adf416dc77b0212d53d909f18c6416c424b8e8f197d5dd69fe9088", kill_on_drop: false }` [INFO] [stdout] 41992b99e8adf416dc77b0212d53d909f18c6416c424b8e8f197d5dd69fe9088