[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] checking qdozaq/advent-of-code-2021 against try#e90f1ff63e694965281f833819a486da29772bdf for pr-146167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqdozaq%2Fadvent-of-code-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/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-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/qdozaq/advent-of-code-2021 on toolchain e90f1ff63e694965281f833819a486da29772bdf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "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" "+e90f1ff63e694965281f833819a486da29772bdf" "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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9dcf22e95154d934ae38b29ae64c4f0394fef6554f02b96bad73954d6a3bc94c [INFO] running `Command { std: "docker" "start" "-a" "9dcf22e95154d934ae38b29ae64c4f0394fef6554f02b96bad73954d6a3bc94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9dcf22e95154d934ae38b29ae64c4f0394fef6554f02b96bad73954d6a3bc94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dcf22e95154d934ae38b29ae64c4f0394fef6554f02b96bad73954d6a3bc94c", kill_on_drop: false }` [INFO] [stdout] 9dcf22e95154d934ae38b29ae64c4f0394fef6554f02b96bad73954d6a3bc94c [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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11a98e64c8020952ab8faffe6c82304faa329f147dc86bec58bd26050ffd0863 [INFO] running `Command { std: "docker" "start" "-a" "11a98e64c8020952ab8faffe6c82304faa329f147dc86bec58bd26050ffd0863", 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 fixedbitset v0.4.0 [INFO] [stderr] Checking day_3 v0.1.0 (/opt/rustwide/workdir/day_3) [INFO] [stderr] Checking day_4 v0.1.0 (/opt/rustwide/workdir/day_4) [INFO] [stderr] Checking day_10 v0.1.0 (/opt/rustwide/workdir/day_10) [INFO] [stderr] Checking day_17 v0.1.0 (/opt/rustwide/workdir/day_17) [INFO] [stderr] Checking day_2 v0.1.0 (/opt/rustwide/workdir/day_2) [INFO] [stderr] Checking day_6 v0.1.0 (/opt/rustwide/workdir/day_6) [INFO] [stderr] Checking day_7 v0.1.0 (/opt/rustwide/workdir/day_7) [INFO] [stderr] Checking day_9 v0.1.0 (/opt/rustwide/workdir/day_9) [INFO] [stderr] Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11) [INFO] [stderr] Checking day_20 v0.1.0 (/opt/rustwide/workdir/day_20) [INFO] [stderr] Checking day_13 v0.1.0 (/opt/rustwide/workdir/day_13) [INFO] [stderr] Checking day_5 v0.1.0 (/opt/rustwide/workdir/day_5) [INFO] [stdout] warning: unused variable: `flashes` [INFO] [stdout] --> day_11/src/main.rs:106:13 [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: 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: 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] [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] [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] 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: 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::(); [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[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/e90f1ff63e694965281f833819a486da29772bdf/library/core/src/slice/mod.rs:2583:12 [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] [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] Checking day_14 v0.1.0 (/opt/rustwide/workdir/day_14) [INFO] [stderr] Checking petgraph v0.6.0 [INFO] [stderr] Checking day_22 v0.1.0 (/opt/rustwide/workdir/day_22) [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] 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 { [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, y_range: &RangeInclusive) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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/e90f1ff63e694965281f833819a486da29772bdf/library/core/src/slice/mod.rs:2583:12 [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 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] [stderr] error: could not compile `day_10` (bin "day_10" test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] [stderr] error: could not compile `day_10` (bin "day_10") due to 2 previous errors; 2 warnings emitted [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: function `print_map` is never used [INFO] [stdout] --> day_5/src/main.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn print_map(map: &Vec) { [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 `print_map` is never used [INFO] [stdout] --> day_5/src/main.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn print_map(map: &Vec) { [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" "11a98e64c8020952ab8faffe6c82304faa329f147dc86bec58bd26050ffd0863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11a98e64c8020952ab8faffe6c82304faa329f147dc86bec58bd26050ffd0863", kill_on_drop: false }` [INFO] [stdout] 11a98e64c8020952ab8faffe6c82304faa329f147dc86bec58bd26050ffd0863