[INFO] cloning repository https://github.com/sremedios/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sremedios/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsremedios%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsremedios%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d477ed413d5198666ca1ffb1357a44d232796600
[INFO] checking sremedios/adventofcode2018 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsremedios%2Fadventofcode2018" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sremedios/adventofcode2018
[INFO] finished tweaking git repo https://github.com/sremedios/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/sremedios/adventofcode2018 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sremedios/adventofcode2018 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sremedios/adventofcode2018 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694be863c38307c58ae0f15c81c12da499b3c9913b281557264b44d804226740
[INFO] running `Command { std: "docker" "start" "-a" "694be863c38307c58ae0f15c81c12da499b3c9913b281557264b44d804226740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694be863c38307c58ae0f15c81c12da499b3c9913b281557264b44d804226740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694be863c38307c58ae0f15c81c12da499b3c9913b281557264b44d804226740", kill_on_drop: false }`
[INFO] [stdout] 694be863c38307c58ae0f15c81c12da499b3c9913b281557264b44d804226740
[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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ce4789d68dfd294d365ddad3135f7eb3e1d53d2fccebfd7aba6fefeb9a5c2a2
[INFO] running `Command { std: "docker" "start" "-a" "9ce4789d68dfd294d365ddad3135f7eb3e1d53d2fccebfd7aba6fefeb9a5c2a2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking snowflake v1.3.0
[INFO] [stderr]     Checking id_tree v1.3.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/day_08.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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: `BufReader`
[INFO] [stdout]  --> src/day_08.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/day_08.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[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: `BufReader`
[INFO] [stdout]  --> src/day_08.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/day_08.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/day_08.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/day_07.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn part_2(filename: &str) -> Result<String, io::Error> {
[INFO] [stdout]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]   --> src/day_08.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             for item in 0..num_metadata {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/day_08.rs:53:15
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn part_2(filename: &str) -> Result<String, io::Error> {
[INFO] [stdout]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/day_07.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn part_2(filename: &str) -> Result<String, io::Error> {
[INFO] [stdout]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day_04.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |               let line = line
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 28 | |                 .unwrap()
[INFO] [stdout] 29 | |                 .parse::<String>()
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/day_04.rs:131:24
[INFO] [stdout]     |
[INFO] [stdout] 131 |               let line = line
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 132 | |                 .unwrap()
[INFO] [stdout] 133 | |                 .parse::<String>()
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]   --> src/day_08.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             for item in 0..num_metadata {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]   --> src/day_08.rs:53:15
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn part_2(filename: &str) -> Result<String, io::Error> {
[INFO] [stdout]    |               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/day_04.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |               let line = line
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 28 | |                 .unwrap()
[INFO] [stdout] 29 | |                 .parse::<String>()
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/day_04.rs:131:24
[INFO] [stdout]     |
[INFO] [stdout] 131 |               let line = line
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 132 | |                 .unwrap()
[INFO] [stdout] 133 | |                 .parse::<String>()
[INFO] [stdout]     | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2018` (bin "adventofcode2018" test) due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `adventofcode2018` (bin "adventofcode2018") due to 2 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9ce4789d68dfd294d365ddad3135f7eb3e1d53d2fccebfd7aba6fefeb9a5c2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce4789d68dfd294d365ddad3135f7eb3e1d53d2fccebfd7aba6fefeb9a5c2a2", kill_on_drop: false }`
[INFO] [stdout] 9ce4789d68dfd294d365ddad3135f7eb3e1d53d2fccebfd7aba6fefeb9a5c2a2
