[INFO] cloning repository https://github.com/cArchivist/AoC2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cArchivist/AoC2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcArchivist%2FAoC2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcArchivist%2FAoC2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f64cb353ecaf435766576edc536560bf2c0b45c
[INFO] checking cArchivist/AoC2022 against try#de39175d9e0f63ff8967b81f9639ba28d11ae6ef for pr-135331
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcArchivist%2FAoC2022" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cArchivist/AoC2022 on toolchain de39175d9e0f63ff8967b81f9639ba28d11ae6ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cArchivist/AoC2022
[INFO] finished tweaking git repo https://github.com/cArchivist/AoC2022
[INFO] tweaked toml for git repo https://github.com/cArchivist/AoC2022 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cArchivist/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" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca1b53a835140f251ec02a2eabd78ac9c5e32890ae9ca897e00fb9f24427f677
[INFO] running `Command { std: "docker" "start" "-a" "ca1b53a835140f251ec02a2eabd78ac9c5e32890ae9ca897e00fb9f24427f677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1b53a835140f251ec02a2eabd78ac9c5e32890ae9ca897e00fb9f24427f677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1b53a835140f251ec02a2eabd78ac9c5e32890ae9ca897e00fb9f24427f677", kill_on_drop: false }`
[INFO] [stdout] ca1b53a835140f251ec02a2eabd78ac9c5e32890ae9ca897e00fb9f24427f677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b6af896909688f663a33dfb75d34cfc19e2d02762d73c2ce60fd15d0186660
[INFO] running `Command { std: "docker" "start" "-a" "d2b6af896909688f663a33dfb75d34cfc19e2d02762d73c2ce60fd15d0186660", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking util v0.1.0 (/opt/rustwide/workdir/util)
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking ringbuffer v0.10.0
[INFO] [stderr]     Checking grid v0.9.0
[INFO] [stderr]     Checking p9 v0.1.0 (/opt/rustwide/workdir/p9)
[INFO] [stderr]     Checking p5 v0.1.0 (/opt/rustwide/workdir/p5)
[INFO] [stdout] warning: unused import: `util::read_lines`
[INFO] [stdout]  --> p9/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use util::read_lines;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_crates` is never used
[INFO] [stdout]   --> p5/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Stacks {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn move_crates(&mut self, count: usize, start: usize, end: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> p9/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Point {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn from(t: (isize, isize)) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking p8 v0.1.0 (/opt/rustwide/workdir/p8)
[INFO] [stderr]     Checking p3 v0.1.0 (/opt/rustwide/workdir/p3)
[INFO] [stderr]     Checking p4 v0.1.0 (/opt/rustwide/workdir/p4)
[INFO] [stderr]     Checking p6 v0.1.0 (/opt/rustwide/workdir/p6)
[INFO] [stderr]     Checking p13 v0.1.0 (/opt/rustwide/workdir/p13)
[INFO] [stdout] warning: unused import: `grid::Grid`
[INFO] [stdout]  --> p8/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use grid::Grid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> p8/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking p1 v0.1.0 (/opt/rustwide/workdir/p1)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> p6/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking p14 v0.1.0 (/opt/rustwide/workdir/p14)
[INFO] [stderr]     Checking p10 v0.1.0 (/opt/rustwide/workdir/p10)
[INFO] [stderr]     Checking p11 v0.1.0 (/opt/rustwide/workdir/p11)
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> p13/src/lib.rs:39:64
[INFO] [stdout]    |
[INFO] [stdout] 39 |             (&Signal::Integer(ref a), &Signal::List(ref b)) => Box::new(List { items: vec![Signal::Integer(*a)] }).partial_cmp(b),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> p6/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `occupied` is never read
[INFO] [stdout]  --> p14/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Spot {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 8 |     occupied: bool,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Spot` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get` and `set` are never used
[INFO] [stdout]   --> p14/src/lib.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl CaveGrid {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn get(&self, a: &isize, b: &isize) -> Spot {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn set(&mut self, a: isize, b: isize, v: Spot) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `grid::Grid`
[INFO] [stdout]  --> p8/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use grid::Grid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> p8/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stdout] warning: unused import: `util::read_lines`
[INFO] [stdout]  --> p9/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use util::read_lines;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `move_crates` is never used
[INFO] [stdout]   --> p5/src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Stacks {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn move_crates(&mut self, count: usize, start: usize, end: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from` is never used
[INFO] [stdout]   --> p9/src/lib.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Point {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn from(t: (isize, isize)) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]   --> p13/src/lib.rs:39:64
[INFO] [stdout]    |
[INFO] [stdout] 39 |             (&Signal::Integer(ref a), &Signal::List(ref b)) => Box::new(List { items: vec![Signal::Integer(*a)] }).partial_cmp(b),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `occupied` is never read
[INFO] [stdout]  --> p14/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Spot {
[INFO] [stdout]   |        ---- field in this struct
[INFO] [stdout] 8 |     occupied: bool,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Spot` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get` and `set` are never used
[INFO] [stdout]   --> p14/src/lib.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl CaveGrid {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn get(&self, a: &isize, b: &isize) -> Spot {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     fn set(&mut self, a: isize, b: isize, v: Spot) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d2b6af896909688f663a33dfb75d34cfc19e2d02762d73c2ce60fd15d0186660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b6af896909688f663a33dfb75d34cfc19e2d02762d73c2ce60fd15d0186660", kill_on_drop: false }`
[INFO] [stdout] d2b6af896909688f663a33dfb75d34cfc19e2d02762d73c2ce60fd15d0186660