[INFO] cloning repository https://github.com/nielsutrecht/adventofrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nielsutrecht/adventofrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielsutrecht%2Fadventofrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielsutrecht%2Fadventofrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c22799381adbae9f5577101a6dfc030da3f660f
[INFO] checking nielsutrecht/adventofrust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnielsutrecht%2Fadventofrust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nielsutrecht/adventofrust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nielsutrecht/adventofrust
[INFO] finished tweaking git repo https://github.com/nielsutrecht/adventofrust
[INFO] tweaked toml for git repo https://github.com/nielsutrecht/adventofrust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nielsutrecht/adventofrust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4114c0b1a05222f9b6ef45b5c2742bdfa3d464e58c1197fa62331752a6fad73
[INFO] running `Command { std: "docker" "start" "-a" "c4114c0b1a05222f9b6ef45b5c2742bdfa3d464e58c1197fa62331752a6fad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4114c0b1a05222f9b6ef45b5c2742bdfa3d464e58c1197fa62331752a6fad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4114c0b1a05222f9b6ef45b5c2742bdfa3d464e58c1197fa62331752a6fad73", kill_on_drop: false }`
[INFO] [stdout] c4114c0b1a05222f9b6ef45b5c2742bdfa3d464e58c1197fa62331752a6fad73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 218affbc485282f384590813bae0493112f7c8b2dc1befea6bceb9f034aed022
[INFO] running `Command { std: "docker" "start" "-a" "218affbc485282f384590813bae0493112f7c8b2dc1befea6bceb9f034aed022", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/convert/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]  --> src/convert/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Vec` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `origin`, `add`, `within_points`, `manhattan`, `add_direction`, and `rotate90` are never used
[INFO] [stdout]   --> src/calc/point.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Point {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 18 |     fn origin() -> Point {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn add(&self, x: i32, y: i32) -> Point {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn within_points(&self, a: Point, b: Point) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 39 |     fn manhattan(&self, other: Point) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn add_direction(&self, direction: DirectionCompass) -> Point {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn rotate90(&self) -> Point {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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: unused imports: `read_file`, `read_lines`
[INFO] [stdout]  --> src/bin/day2101.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc::io::{read_buf, read_file, read_lines};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/day2101.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/bin/day2101.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aoc::convert::string_to_digits`
[INFO] [stdout]  --> src/bin/day2101.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use aoc::convert::string_to_digits;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `read_file`, `read_lines`
[INFO] [stdout]  --> src/bin/day2101.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use aoc::io::{read_buf, read_file, read_lines};
[INFO] [stdout]   |                         ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/day2101.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> src/bin/day2101.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aoc::convert::string_to_digits`
[INFO] [stdout]  --> src/bin/day2101.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use aoc::convert::string_to_digits;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "218affbc485282f384590813bae0493112f7c8b2dc1befea6bceb9f034aed022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218affbc485282f384590813bae0493112f7c8b2dc1befea6bceb9f034aed022", kill_on_drop: false }`
[INFO] [stdout] 218affbc485282f384590813bae0493112f7c8b2dc1befea6bceb9f034aed022