[INFO] cloning repository https://github.com/tistatos/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/tistatos/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftistatos%2Fadvent_of_code_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftistatos%2Fadvent_of_code_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9454f946a11a9c83ff1bc704d104bd4830badfe
[INFO] checking tistatos/advent_of_code_2018 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftistatos%2Fadvent_of_code_2018" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tistatos/advent_of_code_2018 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tistatos/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/tistatos/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/tistatos/advent_of_code_2018 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tistatos/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcde52bddaa45b503ca6e6a7ee003aa796c50c8f382a6fd523a4ab6677af8f2c
[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" "fcde52bddaa45b503ca6e6a7ee003aa796c50c8f382a6fd523a4ab6677af8f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcde52bddaa45b503ca6e6a7ee003aa796c50c8f382a6fd523a4ab6677af8f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcde52bddaa45b503ca6e6a7ee003aa796c50c8f382a6fd523a4ab6677af8f2c", kill_on_drop: false }`
[INFO] [stdout] fcde52bddaa45b503ca6e6a7ee003aa796c50c8f382a6fd523a4ab6677af8f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df6b11cf1eccbe65f7a851743e502629c366299c5bfe027f0b8c1fce3233846a
[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" "df6b11cf1eccbe65f7a851743e502629c366299c5bfe027f0b8c1fce3233846a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::u32`
[INFO] [stdout]  --> src/day5.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::u32;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::u32`
[INFO] [stdout]  --> src/day5.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::u32;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string_rows`
[INFO] [stdout]   --> src/aoc/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_string_rows(file: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string_rows`
[INFO] [stdout]   --> src/aoc/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn get_string_rows(file: &str) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_string`
[INFO] [stdout]  --> src/aoc/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn get_string(file: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "df6b11cf1eccbe65f7a851743e502629c366299c5bfe027f0b8c1fce3233846a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6b11cf1eccbe65f7a851743e502629c366299c5bfe027f0b8c1fce3233846a", kill_on_drop: false }`
[INFO] [stdout] df6b11cf1eccbe65f7a851743e502629c366299c5bfe027f0b8c1fce3233846a