[INFO] cloning repository https://github.com/triamero/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/triamero/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftriamero%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftriamero%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f8f65fde4a596146c8203a989051f2d4f4fff55 [INFO] checking triamero/advent-of-code-2018 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftriamero%2Fadvent-of-code-2018" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/triamero/advent-of-code-2018 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/triamero/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/triamero/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/triamero/advent-of-code-2018 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/triamero/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0df2cb01ae0e684de2c2c72a39175e68fb349b9b39fbc3b295e66e4fcb570d3b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0df2cb01ae0e684de2c2c72a39175e68fb349b9b39fbc3b295e66e4fcb570d3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0df2cb01ae0e684de2c2c72a39175e68fb349b9b39fbc3b295e66e4fcb570d3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0df2cb01ae0e684de2c2c72a39175e68fb349b9b39fbc3b295e66e4fcb570d3b", kill_on_drop: false }` [INFO] [stdout] 0df2cb01ae0e684de2c2c72a39175e68fb349b9b39fbc3b295e66e4fcb570d3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aae927a3deb683427d4dda20c3e6474a787e76d186007cceacee3fb80c5975b7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "aae927a3deb683427d4dda20c3e6474a787e76d186007cceacee3fb80c5975b7", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `infos` [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard_id` is never read [INFO] [stdout] --> src/days/day4.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut guard_id = -1; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day4.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `has_change` is assigned to, but never used [INFO] [stdout] --> src/days/day5.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut has_change = false; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_has_change` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_change` is never read [INFO] [stdout] --> src/days/day5.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | has_change = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day5.rs:68:30 [INFO] [stdout] | [INFO] [stdout] 68 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `infos` [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard_id` is never read [INFO] [stdout] --> src/days/day4.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut guard_id = -1; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day4.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `has_change` is assigned to, but never used [INFO] [stdout] --> src/days/day5.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut has_change = false; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_has_change` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_change` is never read [INFO] [stdout] --> src/days/day5.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | has_change = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day5.rs:68:30 [INFO] [stdout] | [INFO] [stdout] 68 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Guard` [INFO] [stdout] --> src/days/day4.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | struct Guard { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `GuardAction` [INFO] [stdout] --> src/days/day4.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct GuardAction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/utils.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!(format!("File '{}' not found", filename)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!("File '{}' not found", filename) [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Guard` [INFO] [stdout] --> src/days/day4.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | struct Guard { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `GuardAction` [INFO] [stdout] --> src/days/day4.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct GuardAction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/utils.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!(format!("File '{}' not found", filename)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!("File '{}' not found", filename) [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> tests/day4/compute_first_test.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let result = Day4().compute_first(&data); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `infos` [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard_id` is never read [INFO] [stdout] --> src/days/day4.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut guard_id = -1; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day4.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `has_change` is assigned to, but never used [INFO] [stdout] --> src/days/day5.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut has_change = false; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_has_change` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_change` is never read [INFO] [stdout] --> src/days/day5.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | has_change = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day5.rs:68:30 [INFO] [stdout] | [INFO] [stdout] 68 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Guard` [INFO] [stdout] --> src/days/day4.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | struct Guard { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `GuardAction` [INFO] [stdout] --> src/days/day4.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct GuardAction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/utils.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!(format!("File '{}' not found", filename)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!("File '{}' not found", filename) [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `infos` [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_infos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `guard_id` is never read [INFO] [stdout] --> src/days/day4.rs:22:13 [INFO] [stdout] | [INFO] [stdout] 22 | let mut guard_id = -1; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day4.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `has_change` is assigned to, but never used [INFO] [stdout] --> src/days/day5.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut has_change = false; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_has_change` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `has_change` is never read [INFO] [stdout] --> src/days/day5.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | has_change = false; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/days/day5.rs:68:30 [INFO] [stdout] | [INFO] [stdout] 68 | fn compute_second(&self, input: &Vec) -> DayResult { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/days/day4.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut infos: Vec<(i32, Vec)> = Vec::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Guard` [INFO] [stdout] --> src/days/day4.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 52 | struct Guard { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `GuardAction` [INFO] [stdout] --> src/days/day4.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct GuardAction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/utils.rs:8:26 [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!(format!("File '{}' not found", filename)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 8 | Err(_) => panic!("File '{}' not found", filename) [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.82s [INFO] running `Command { std: "docker" "inspect" "aae927a3deb683427d4dda20c3e6474a787e76d186007cceacee3fb80c5975b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aae927a3deb683427d4dda20c3e6474a787e76d186007cceacee3fb80c5975b7", kill_on_drop: false }` [INFO] [stdout] aae927a3deb683427d4dda20c3e6474a787e76d186007cceacee3fb80c5975b7