[INFO] cloning repository https://github.com/denizoztreves/advent-of-rust-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denizoztreves/advent-of-rust-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenizoztreves%2Fadvent-of-rust-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenizoztreves%2Fadvent-of-rust-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d8b68e2fa5cef38fc745a84e474401a5d958ff3
[INFO] testing denizoztreves/advent-of-rust-2021 against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenizoztreves%2Fadvent-of-rust-2021" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denizoztreves/advent-of-rust-2021 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/denizoztreves/advent-of-rust-2021
[INFO] finished tweaking git repo https://github.com/denizoztreves/advent-of-rust-2021
[INFO] tweaked toml for git repo https://github.com/denizoztreves/advent-of-rust-2021 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/denizoztreves/advent-of-rust-2021 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e7cd7a71b05c1724668fc7794130fcaa3a0c4c15392a16fbae31cecf9f880d
[INFO] running `Command { std: "docker" "start" "-a" "b8e7cd7a71b05c1724668fc7794130fcaa3a0c4c15392a16fbae31cecf9f880d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e7cd7a71b05c1724668fc7794130fcaa3a0c4c15392a16fbae31cecf9f880d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e7cd7a71b05c1724668fc7794130fcaa3a0c4c15392a16fbae31cecf9f880d", kill_on_drop: false }`
[INFO] [stdout] b8e7cd7a71b05c1724668fc7794130fcaa3a0c4c15392a16fbae31cecf9f880d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f86ba5ab31aaf5423eb7b89d9980ad5e53d4e76f5fd7ff3dab2d7129ebf5084e
[INFO] running `Command { std: "docker" "start" "-a" "f86ba5ab31aaf5423eb7b89d9980ad5e53d4e76f5fd7ff3dab2d7129ebf5084e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent-of-rust-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `detect` in `std`
[INFO] [stdout]  --> src/day3.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::detect::__is_feature_detected::xsave;
[INFO] [stdout]   |          ^^^^^^ could not find `detect` in `std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> src/day1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/day2.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/day2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> src/day2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Map`
[INFO] [stdout]  --> src/day2.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::iter::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lines`
[INFO] [stdout]  --> src/day2.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::str::{FromStr, Lines};
[INFO] [stdout]   |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/day3.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> src/day3.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::slice::SliceIndex`
[INFO] [stdout]  --> src/day3.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::slice::SliceIndex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Hasher`
[INFO] [stdout]  --> src/day2.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::hash::{Hash, Hasher};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-rust-2021` (bin "advent-of-rust-2021") due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f86ba5ab31aaf5423eb7b89d9980ad5e53d4e76f5fd7ff3dab2d7129ebf5084e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86ba5ab31aaf5423eb7b89d9980ad5e53d4e76f5fd7ff3dab2d7129ebf5084e", kill_on_drop: false }`
[INFO] [stdout] f86ba5ab31aaf5423eb7b89d9980ad5e53d4e76f5fd7ff3dab2d7129ebf5084e
