[INFO] cloning repository https://github.com/qdozaq/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qdozaq/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqdozaq%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqdozaq%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dedeca3f5ae43ead539ea96a2091990e8735e58d
[INFO] testing qdozaq/advent-of-code-2021 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqdozaq%2Fadvent-of-code-2021" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qdozaq/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/qdozaq/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/qdozaq/advent-of-code-2021 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qdozaq/advent-of-code-2021 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qdozaq/advent-of-code-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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]   |
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b00d47cf58ceec034b1fc98b6e610d17d8c6db88deb67811455163daea88496
[INFO] running `Command { std: "docker" "start" "-a" "4b00d47cf58ceec034b1fc98b6e610d17d8c6db88deb67811455163daea88496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b00d47cf58ceec034b1fc98b6e610d17d8c6db88deb67811455163daea88496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b00d47cf58ceec034b1fc98b6e610d17d8c6db88deb67811455163daea88496", kill_on_drop: false }`
[INFO] [stdout] 4b00d47cf58ceec034b1fc98b6e610d17d8c6db88deb67811455163daea88496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be68370d27821c6867698af57f6c45e779dec5467014b0b40582f3e4bfc64f8
[INFO] running `Command { std: "docker" "start" "-a" "0be68370d27821c6867698af57f6c45e779dec5467014b0b40582f3e4bfc64f8", 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]   |
[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]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling day_3 v0.1.0 (/opt/rustwide/workdir/day_3)
[INFO] [stderr]    Compiling day_7 v0.1.0 (/opt/rustwide/workdir/day_7)
[INFO] [stderr]    Compiling day_17 v0.1.0 (/opt/rustwide/workdir/day_17)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> day_3/src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     star_one(&lines);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let _ = star_one(&lines);
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> day_3/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     star_two(&lines);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let _ = star_two(&lines);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `steps`
[INFO] [stdout]   --> day_17/src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let steps = vx;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_steps`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `min_vx` is never used
[INFO] [stdout]   --> day_17/src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn min_vx(range: &RangeInclusive<i32>) -> i32 {
[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 `star_one` is never used
[INFO] [stdout]   --> day_17/src/main.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn star_one(x_range: &RangeInclusive<i32>, y_range: &RangeInclusive<i32>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling day_9 v0.1.0 (/opt/rustwide/workdir/day_9)
[INFO] [stderr]    Compiling day_2 v0.1.0 (/opt/rustwide/workdir/day_2)
[INFO] [stderr]    Compiling day_21 v0.1.0 (/opt/rustwide/workdir/day_21)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> day_21/src/main.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[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 variable: `p1_start`
[INFO] [stdout]   --> day_21/src/main.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let (p1_start, p2_start) = (3, 7);
[INFO] [stdout]    |          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_p1_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p2_start`
[INFO] [stdout]   --> day_21/src/main.rs:63:20
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let (p1_start, p2_start) = (3, 7);
[INFO] [stdout]    |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_p2_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `movesets`
[INFO] [stdout]   --> day_21/src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let movesets = turn_outcomes();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_movesets`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SIDES` is never used
[INFO] [stdout]  --> day_21/src/main.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const SIDES: usize = 100;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BOARD_SIZE` is never used
[INFO] [stdout]  --> day_21/src/main.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const BOARD_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `star_one` is never used
[INFO] [stdout]   --> day_21/src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn star_one() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `roll` is never used
[INFO] [stdout]   --> day_21/src/main.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn roll(die: usize) -> usize {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling day_6 v0.1.0 (/opt/rustwide/workdir/day_6)
[INFO] [stderr]    Compiling day_11 v0.1.0 (/opt/rustwide/workdir/day_11)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day_11/src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut flashes = 0;
[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 variable: `flashes`
[INFO] [stdout]    --> day_11/src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let mut flashes = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_flashes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_map` is never used
[INFO] [stdout]    --> day_11/src/main.rs:126:4
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn print_map(map: &[u32]) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day_1 v0.1.0 (/opt/rustwide/workdir/day_1)
[INFO] [stderr]    Compiling day_10 v0.1.0 (/opt/rustwide/workdir/day_10)
[INFO] [stderr]    Compiling day_4 v0.1.0 (/opt/rustwide/workdir/day_4)
[INFO] [stdout] error[E0423]: expected value, found enum `Infallible`
[INFO] [stdout]   --> day_10/src/main.rs:43:28
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 return Err(Infallible);
[INFO] [stdout]    |                            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]  --> day_10/src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, convert::Infallible, string::ParseError};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day_10` (bin "day_10") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> day_10/src/main.rs:47:27
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if pairs.contains(close_stack.last().unwrap()) {}
[INFO] [stdout]    |                  -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&(char, char)`, found `&char`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  arguments to this method are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&(char, char)`
[INFO] [stdout]               found reference `&char`
[INFO] [stdout] note: method defined here
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/slice/mod.rs:2583:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]   --> day_10/src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     for line in lines {}
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0423.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Result`
[INFO] [stdout]  --> day_4/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::Result;
[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]   --> day_4/src/main.rs:74:25
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     let mut line = line.chars().filter(|l| *l != '\n').collect::<String>();
[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: method `callNum` should have a snake case name
[INFO] [stdout]   --> day_4/src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn callNum(&mut self, called_number: isize) -> bool {
[INFO] [stdout]    |        ^^^^^^^ help: convert the identifier to snake case: `call_num`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0be68370d27821c6867698af57f6c45e779dec5467014b0b40582f3e4bfc64f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be68370d27821c6867698af57f6c45e779dec5467014b0b40582f3e4bfc64f8", kill_on_drop: false }`
[INFO] [stdout] 0be68370d27821c6867698af57f6c45e779dec5467014b0b40582f3e4bfc64f8
