[INFO] cloning repository https://github.com/msathis/aoc-2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msathis/aoc-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsathis%2Faoc-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsathis%2Faoc-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b94fb4725b1c390bb7acb69ef58784aa70eb1b12 [INFO] testing msathis/aoc-2021 against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsathis%2Faoc-2021" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/msathis/aoc-2021 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/msathis/aoc-2021 [INFO] finished tweaking git repo https://github.com/msathis/aoc-2021 [INFO] tweaked toml for git repo https://github.com/msathis/aoc-2021 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/msathis/aoc-2021 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ae1916a164fed60942097b294092afab6df8885985abb06056deafcd57f0602 [INFO] running `Command { std: "docker" "start" "-a" "8ae1916a164fed60942097b294092afab6df8885985abb06056deafcd57f0602", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ae1916a164fed60942097b294092afab6df8885985abb06056deafcd57f0602", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ae1916a164fed60942097b294092afab6df8885985abb06056deafcd57f0602", kill_on_drop: false }` [INFO] [stdout] 8ae1916a164fed60942097b294092afab6df8885985abb06056deafcd57f0602 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84914a18962e909cfa7b9cf1671b07c0d768f30bc68a712ace4d8d3a4b2c55e3 [INFO] running `Command { std: "docker" "start" "-a" "84914a18962e909cfa7b9cf1671b07c0d768f30bc68a712ace4d8d3a4b2c55e3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling aoc-2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::aoc::day1::Day1` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::aoc::day1::Day1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day2::Day2` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::aoc::day2::Day2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day3::Day3` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::aoc::day3::Day3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day4::Day4` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::aoc::day4::Day4; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day5::Day5` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::aoc::day5::Day5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day6::Day6` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::aoc::day6::Day6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day7::Day7` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::aoc::day7::Day7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day8::Day8` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::aoc::day8::Day8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::aoc::day9::Day9` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::aoc::day9::Day9; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/aoc/day6/mod.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | for i in 0..9 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/aoc/day6/mod.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | for i in 0..count { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `map` [INFO] [stdout] --> src/aoc/day8/mod.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let map = HashMap::from([ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_map` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tc` [INFO] [stdout] --> src/aoc/day8/mod.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | for tc in &tcs {} [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/aoc/day9/mod.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let val = data[i as usize][j as usize]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing local variable `data` [INFO] [stdout] --> src/aoc/day10/mod.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 99 | let lines = data [INFO] [stdout] | _____________________- [INFO] [stdout] 100 | | .lines() [INFO] [stdout] | |____________________- `data` is borrowed here [INFO] [stdout] ... [INFO] [stdout] 103 | lines [INFO] [stdout] | ^^^^^ returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aoc/day8/mod.rs:60:13 [INFO] [stdout] | [INFO] [stdout] 60 | let mut result = 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] [stderr] error: could not compile `aoc-2021` due to 2 previous errors; 15 warnings emitted [INFO] [stdout] error: aborting due to previous error; 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "84914a18962e909cfa7b9cf1671b07c0d768f30bc68a712ace4d8d3a4b2c55e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84914a18962e909cfa7b9cf1671b07c0d768f30bc68a712ace4d8d3a4b2c55e3", kill_on_drop: false }` [INFO] [stdout] 84914a18962e909cfa7b9cf1671b07c0d768f30bc68a712ace4d8d3a4b2c55e3