[INFO] cloning repository https://github.com/stearnsc/aoc2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stearnsc/aoc2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Faoc2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Faoc2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63e2ac438ad9e767fee2ec710b5ba933a2b787d9
[INFO] testing stearnsc/aoc2023 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstearnsc%2Faoc2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/stearnsc/aoc2023
[INFO] finished tweaking git repo https://github.com/stearnsc/aoc2023
[INFO] tweaked toml for git repo https://github.com/stearnsc/aoc2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/stearnsc/aoc2023 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/stearnsc/aoc2023 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prime_factorization v1.0.4
[INFO] [stderr]   Downloaded num v0.4.1
[INFO] [stderr]   Downloaded termcolor v1.4.0
[INFO] [stderr]   Downloaded num-complex v0.4.4
[INFO] [stderr]   Downloaded winnow v0.5.26
[INFO] [stderr]   Downloaded rustix v0.38.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc
[INFO] running `Command { std: "docker" "start" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.26
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling termcolor v1.4.0
[INFO] [stderr]    Compiling winnow v0.5.26
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling prime_factorization v1.0.4
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.10.1
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling sdk v0.1.0 (/opt/rustwide/workdir/sdk)
[INFO] [stderr]    Compiling day10_pipe_maze v0.1.0 (/opt/rustwide/workdir/day10_pipe_maze)
[INFO] [stderr]    Compiling day09_mirage_maintenance v0.1.0 (/opt/rustwide/workdir/day09_mirage_maintenance)
[INFO] [stderr]    Compiling day06_wait_for_it v0.1.0 (/opt/rustwide/workdir/day06_wait_for_it)
[INFO] [stderr]    Compiling day05_if_you_give v0.1.0 (/opt/rustwide/workdir/day05_if_you_give)
[INFO] [stderr]    Compiling day19_aplenty v0.1.0 (/opt/rustwide/workdir/day19_aplenty)
[INFO] [stderr]    Compiling day04_scratchcards v0.1.0 (/opt/rustwide/workdir/day04_scratchcards)
[INFO] [stderr]    Compiling day03_gear_ratios v0.1.0 (/opt/rustwide/workdir/day03_gear_ratios)
[INFO] [stderr]    Compiling day02_cube_conundrum v0.1.0 (/opt/rustwide/workdir/day02_cube_conundrum)
[INFO] [stderr]    Compiling day08_haunted_wasteland v0.1.0 (/opt/rustwide/workdir/day08_haunted_wasteland)
[INFO] [stderr]    Compiling day11_cosmic_expansion v0.1.0 (/opt/rustwide/workdir/day11_cosmic_expansion)
[INFO] [stderr]    Compiling day17_clumsy_crucible v0.1.0 (/opt/rustwide/workdir/day17_clumsy_crucible)
[INFO] [stderr]    Compiling day01_trebuchet v0.1.0 (/opt/rustwide/workdir/day01_trebuchet)
[INFO] [stderr]    Compiling day16_floor_lava v0.1.0 (/opt/rustwide/workdir/day16_floor_lava)
[INFO] [stderr]    Compiling day15_lens_library v0.1.0 (/opt/rustwide/workdir/day15_lens_library)
[INFO] [stderr]    Compiling day14_parabolic_reflector v0.1.0 (/opt/rustwide/workdir/day14_parabolic_reflector)
[INFO] [stderr]    Compiling day13_point_of_incidence v0.1.0 (/opt/rustwide/workdir/day13_point_of_incidence)
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> day04_scratchcards/src/main.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ the `?` operator cannot be applied to type `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the nightly-only, unstable trait `Try` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day04_scratchcards/src/main.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let line = line?;
[INFO] [stdout]    |             ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day04_scratchcards/src/main.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day04_scratchcards/src/main.rs:10:24
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let line = line?;
[INFO] [stdout]    |                        ^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `ControlFlow`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:89:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day04_scratchcards/src/main.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |             let mut num_collected = collected.entry(card.number).or_default();
[INFO] [stdout]    |                 ----^^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day04_scratchcards` (bin "day04_scratchcards") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day16_floor_lava/src/main.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |         let mut lit_from = &mut self.inner[y][x];
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `take_until1`
[INFO] [stdout]  --> day15_lens_library/src/main.rs:9:34
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sdk::winnow::token::{one_of, take_until1, take_while};
[INFO] [stdout]   |                                  ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day13_point_of_incidence/src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for mut pattern in parse(&input)? {
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> day02_cube_conundrum/src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ the `?` operator cannot be applied to type `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the nightly-only, unstable trait `Try` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> day17_clumsy_crucible/src/main.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap, VecDeque};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DefaultHasher`
[INFO] [stdout]  --> day17_clumsy_crucible/src/main.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::hash_map::{DefaultHasher, Entry};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day02_cube_conundrum/src/main.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let line = line?;
[INFO] [stdout]    |             ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day02_cube_conundrum/src/main.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day02_cube_conundrum/src/main.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let line = line?;
[INFO] [stdout]    |                        ^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `ControlFlow`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:89:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let seeds = lines.next().ok_or(anyhow!("Missing seeds line in input"))??;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the nightly-only, unstable trait `Try` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let seeds = lines.next().ok_or(anyhow!("Missing seeds line in input"))??;
[INFO] [stdout]     |             ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let seeds = lines.next().ok_or(anyhow!("Missing seeds line in input"))??;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:195:80
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let seeds = lines.next().ok_or(anyhow!("Missing seeds line in input"))??;
[INFO] [stdout]     |                                                                                ^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `ControlFlow`
[INFO] [stdout]    --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:89:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day02_cube_conundrum/src/main.rs:14:98
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let (game, pulls) = Counts::parse_line(&line).ok_or(anyhow!("Unable to parse counts from {line}"))?;
[INFO] [stdout]    |                                                                                                  ^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: this error originates in the macro `$crate::__private::format_args` which comes from the expansion of the macro `anyhow` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:203:24
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let line = line?;
[INFO] [stdout]     |                        ^^^^^ the `?` operator cannot be applied to type `String`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the nightly-only, unstable trait `Try` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let line = line?;
[INFO] [stdout]     |                 ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:203:24
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let line = line?;
[INFO] [stdout]     |                        ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]    --> day05_if_you_give/src/main.rs:203:28
[INFO] [stdout]     |
[INFO] [stdout] 203 |             let line = line?;
[INFO] [stdout]     |                            ^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `ControlFlow`
[INFO] [stdout]    --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:89:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day15_lens_library/src/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut bucket = &mut self.buckets[hash(&key)];
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]   --> day09_mirage_maintenance/src/main.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ the `?` operator cannot be applied to type `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the nightly-only, unstable trait `Try` is not implemented for `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day09_mirage_maintenance/src/main.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let line = line?;
[INFO] [stdout]    |             ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day09_mirage_maintenance/src/main.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let line = line?;
[INFO] [stdout]    |                    ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> day09_mirage_maintenance/src/main.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let line = line?;
[INFO] [stdout]    |                        ^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout] note: required by an implicit `Sized` bound in `ControlFlow`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/control_flow.rs:89:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> day05_if_you_give/src/main.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |         .min_by_key(|(seed, location)| **location)
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Parsed` is never used
[INFO] [stdout]   --> day01_trebuchet/src/main.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum Parsed<'a> {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `replace_words` is never used
[INFO] [stdout]   --> day01_trebuchet/src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn replace_words(s: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_digits` is never used
[INFO] [stdout]    --> day01_trebuchet/src/main.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn extract_digits(text: &str) -> Option<(char, char)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> day08_haunted_wasteland/src/main.rs:150:148
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...s(&'a self, is_start: impl Fn(&Node<'a>) -> bool, is_end: impl Fn(&Node<'a>) -> bool, directions: &[Direction]) -> BTreeMap<Node, V...
[INFO] [stdout]     |       -- the lifetime is named here                                                                                            ^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 150 |     fn compute_distances(&'a self, is_start: impl Fn(&Node<'a>) -> bool, is_end: impl Fn(&Node<'a>) -> bool, directions: &[Direction]) -> BTreeMap<Node<'a>, Vec<usize>> {
[INFO] [stdout]     |                                                                                                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day08_haunted_wasteland/src/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn left(&self, node: &Node<'a>) -> &Node {
[INFO] [stdout]     |             ^^^^^                      ^^^^^
[INFO] [stdout]     |             |                          ||
[INFO] [stdout]     |             |                          |the same lifetime is hidden here
[INFO] [stdout]     |             |                          the same lifetime is elided here
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn left(&self, node: &Node<'a>) -> &Node<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> day08_haunted_wasteland/src/main.rs:165:14
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn right(&self, node: &Node) -> &Node {
[INFO] [stdout]     |              ^^^^^                  ^^^^^
[INFO] [stdout]     |              |                      ||
[INFO] [stdout]     |              |                      |the same lifetime is hidden here
[INFO] [stdout]     |              |                      the same lifetime is elided here
[INFO] [stdout]     |              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn right(&self, node: &Node) -> &Node<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day02_cube_conundrum` (bin "day02_cube_conundrum") due to 5 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day05_if_you_give` (bin "day05_if_you_give") due to 8 previous errors; 1 warning emitted
[INFO] [stderr] error: could not compile `day09_mirage_maintenance` (bin "day09_mirage_maintenance") due to 4 previous errors
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> day19_aplenty/src/main.rs:279:24
[INFO] [stdout]     |
[INFO] [stdout] 279 |             (!included.is_empty()).then_some(included_part),
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `std::ops::Range::<Idx>::is_empty(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]    --> day19_aplenty/src/main.rs:280:24
[INFO] [stdout]     |
[INFO] [stdout] 280 |             (!excluded.is_empty()).then_some(excluded_part),
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: call with fully qualified syntax `std::ops::Range::<Idx>::is_empty(...)` to keep using the current method
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `invert` is never used
[INFO] [stdout]    --> day19_aplenty/src/main.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 235 | impl Rule {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 249 |     pub fn invert(&self) -> Self {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc", kill_on_drop: false }`
[INFO] [stdout] 59f8e5a5c6367f4d7c76205a5ff33b4f1ff093927b7b480cc9e3f1eb2b8f1cdc
