[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 { [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 { [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 { [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 [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::() [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 [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::() [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 { [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 [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::() [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 [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::() [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