[INFO] cloning repository https://github.com/adek05/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adek05/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1064c9dab59d38219c57e8bd53ec863071969b51
[INFO] checking adek05/AdventOfCode2021 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadek05%2FAdventOfCode2021" "/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/adek05/AdventOfCode2021 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adek05/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/adek05/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/adek05/AdventOfCode2021 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/adek05/AdventOfCode2021 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4bc3299e18242ed4414f465df7f633e069ad9bf5706c1e9e881985e8ac5e0f4
[INFO] running `Command { std: "docker" "start" "-a" "f4bc3299e18242ed4414f465df7f633e069ad9bf5706c1e9e881985e8ac5e0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4bc3299e18242ed4414f465df7f633e069ad9bf5706c1e9e881985e8ac5e0f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bc3299e18242ed4414f465df7f633e069ad9bf5706c1e9e881985e8ac5e0f4", kill_on_drop: false }`
[INFO] [stdout] f4bc3299e18242ed4414f465df7f633e069ad9bf5706c1e9e881985e8ac5e0f4
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0573251003f78dfa34e5afc46837c3872e53366fe5365d0bad34acba30ac69f5
[INFO] running `Command { std: "docker" "start" "-a" "0573251003f78dfa34e5afc46837c3872e53366fe5365d0bad34acba30ac69f5", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]    Compiling strcursor v0.2.5
[INFO] [stderr]    Compiling scan-rules v0.2.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking AdventOfCode2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/trench_map.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     readln! {(let x: Everything) => ()};
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/reactor_reboot.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getDist` should have a snake case name
[INFO] [stdout]   --> src/chiton.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn getDist(p: &Coord, cavern: &Vec<Vec<usize>>, xlen: usize, ylen: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^ help: convert the identifier to snake case: `get_dist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Binary`
[INFO] [stdout]  --> src/packet_decoder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fmt::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/packet_decoder.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | /     match length_type {
[INFO] [stdout] 61 | |         '0' => {
[INFO] [stdout] 62 | |             let len_to_read = usize::from_str_radix(&read_bits(15, iter), 2).unwrap();
[INFO] [stdout] 63 | |             let bits = read_bits(len_to_read, iter);
[INFO] [stdout] ...  |
[INFO] [stdout] 87 | |         x => panic!("Invalid lenght_type. Expected 0 or 1. Got {}", x),
[INFO] [stdout] 88 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 89 |
[INFO] [stdout] 90 |       panic!()
[INFO] [stdout]    |       ^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getDist` should have a snake case name
[INFO] [stdout]   --> src/chiton.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn getDist(p: &Coord, cavern: &Vec<Vec<usize>>, xlen: usize, ylen: usize) -> usize {
[INFO] [stdout]    |    ^^^^^^^ help: convert the identifier to snake case: `get_dist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/trench_map.rs:71:19
[INFO] [stdout]    |
[INFO] [stdout] 71 |     readln! {(let x: Everything) => ()};
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/snailfish.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_fold_self)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_fold_self` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/snailfish.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_fold_self)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Cloned` in the current scope
[INFO] [stdout]    --> src/snailfish.rs:213:46
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let res = reduce(numbers.iter().cloned().fold_first(add).unwrap());
[INFO] [stdout]     |                                              ^^^^^^^^^^ method not found in `Cloned<Iter<'_, Number>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `fold_first` found for struct `Cloned` in the current scope
[INFO] [stdout]    --> src/snailfish.rs:213:46
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let res = reduce(numbers.iter().cloned().fold_first(add).unwrap());
[INFO] [stdout]     |                                              ^^^^^^^^^^ method not found in `Cloned<Iter<'_, Number>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `AdventOfCode2021` (bin "day18" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `AdventOfCode2021` (bin "day18") due to 2 previous errors; 1 warning emitted
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/reactor_reboot.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0573251003f78dfa34e5afc46837c3872e53366fe5365d0bad34acba30ac69f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0573251003f78dfa34e5afc46837c3872e53366fe5365d0bad34acba30ac69f5", kill_on_drop: false }`
[INFO] [stdout] 0573251003f78dfa34e5afc46837c3872e53366fe5365d0bad34acba30ac69f5
