[INFO] cloning repository https://github.com/borispf/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/borispf/aoc-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborispf%2Faoc-2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborispf%2Faoc-2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27fb5077bcec53eaa85b5077290d290ccd7d6dbc [INFO] checking borispf/aoc-2021 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborispf%2Faoc-2021" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/borispf/aoc-2021 [INFO] finished tweaking git repo https://github.com/borispf/aoc-2021 [INFO] tweaked toml for git repo https://github.com/borispf/aoc-2021 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/borispf/aoc-2021 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/borispf/aoc-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0845c151fc89146b6e9be6837942026b739f5e64a4b9d46c8cc5e2cb25f2d56f [INFO] running `Command { std: "docker" "start" "-a" "0845c151fc89146b6e9be6837942026b739f5e64a4b9d46c8cc5e2cb25f2d56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0845c151fc89146b6e9be6837942026b739f5e64a4b9d46c8cc5e2cb25f2d56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0845c151fc89146b6e9be6837942026b739f5e64a4b9d46c8cc5e2cb25f2d56f", kill_on_drop: false }` [INFO] [stdout] 0845c151fc89146b6e9be6837942026b739f5e64a4b9d46c8cc5e2cb25f2d56f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ed56ee04eeb0392d82a65f2ece0895bddee92a297d7e1db772b7a4426b88c9e [INFO] running `Command { std: "docker" "start" "-a" "8ed56ee04eeb0392d82a65f2ece0895bddee92a297d7e1db772b7a4426b88c9e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Compiling cached_proc_macro_types v0.1.0 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking strength_reduce v0.2.3 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking glam v0.20.2 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking bimap v0.6.1 [INFO] [stderr] Checking async-rwlock v1.3.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking primal-check v0.3.1 [INFO] [stderr] Checking transpose v0.2.1 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Checking rustfft v6.0.1 [INFO] [stderr] Compiling darling_core v0.13.1 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling darling_macro v0.13.1 [INFO] [stderr] Compiling darling v0.13.1 [INFO] [stderr] Compiling cached_proc_macro v0.7.1 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking cached v0.26.2 [INFO] [stderr] Checking aoc-2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BinaryHeap` and `HashMap` [INFO] [stdout] --> src/bin/23-2.rs:4:44 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/24-1.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | (s.as_bytes()[0] - b'w').try_into().unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-2021` (bin "24-1") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/bin/23-2.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8ed56ee04eeb0392d82a65f2ece0895bddee92a297d7e1db772b7a4426b88c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ed56ee04eeb0392d82a65f2ece0895bddee92a297d7e1db772b7a4426b88c9e", kill_on_drop: false }` [INFO] [stdout] 8ed56ee04eeb0392d82a65f2ece0895bddee92a297d7e1db772b7a4426b88c9e