[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] building mattiaslinnap/aoc2022 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiaslinnap%2Faoc2022" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattiaslinnap/aoc2022 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-4-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 420180a1f502e2ae63a2a0a26a1fae34b55be20a29158820c48124c0b82e6432 [INFO] running `Command { std: "docker" "start" "-a" "420180a1f502e2ae63a2a0a26a1fae34b55be20a29158820c48124c0b82e6432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "420180a1f502e2ae63a2a0a26a1fae34b55be20a29158820c48124c0b82e6432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "420180a1f502e2ae63a2a0a26a1fae34b55be20a29158820c48124c0b82e6432", kill_on_drop: false }` [INFO] [stdout] 420180a1f502e2ae63a2a0a26a1fae34b55be20a29158820c48124c0b82e6432 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0538a1a7b63b14fa11808327bbb632f4ab18a599f0b4a2e9aead6e6df379bfb7 [INFO] running `Command { std: "docker" "start" "-a" "0538a1a7b63b14fa11808327bbb632f4ab18a599f0b4a2e9aead6e6df379bfb7", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fastrand v1.8.0 [INFO] [stderr] Compiling matrixmultiply v0.3.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling num-complex v0.4.2 [INFO] [stderr] Compiling ndarray v0.15.6 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling 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: `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: 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: 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.36s [INFO] running `Command { std: "docker" "inspect" "0538a1a7b63b14fa11808327bbb632f4ab18a599f0b4a2e9aead6e6df379bfb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0538a1a7b63b14fa11808327bbb632f4ab18a599f0b4a2e9aead6e6df379bfb7", kill_on_drop: false }` [INFO] [stdout] 0538a1a7b63b14fa11808327bbb632f4ab18a599f0b4a2e9aead6e6df379bfb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 931f453efccd56dd649eef25456a45d287e1c593435cb5685e1051b6a3ec1884 [INFO] running `Command { std: "docker" "start" "-a" "931f453efccd56dd649eef25456a45d287e1c593435cb5685e1051b6a3ec1884", kill_on_drop: false }` [INFO] [stderr] Compiling aoc2022 v0.1.0 (/opt/rustwide/workdir) [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: `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: 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: 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: 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "931f453efccd56dd649eef25456a45d287e1c593435cb5685e1051b6a3ec1884", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "931f453efccd56dd649eef25456a45d287e1c593435cb5685e1051b6a3ec1884", kill_on_drop: false }` [INFO] [stdout] 931f453efccd56dd649eef25456a45d287e1c593435cb5685e1051b6a3ec1884