[INFO] cloning repository https://github.com/benjaminweb/aoc19-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benjaminweb/aoc19-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminweb%2Faoc19-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminweb%2Faoc19-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 439062b6829aab27a8ff0b6bc6f53493416d3768
[INFO] checking benjaminweb/aoc19-rs against f1c52bf13c990fc425c542cc90a0396a87db24ba for pr-164812
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminweb%2Faoc19-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/benjaminweb/aoc19-rs
[INFO] finished tweaking git repo https://github.com/benjaminweb/aoc19-rs
[INFO] tweaked toml for git repo https://github.com/benjaminweb/aoc19-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/benjaminweb/aoc19-rs on toolchain f1c52bf13c990fc425c542cc90a0396a87db24ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/benjaminweb/aoc19-rs 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" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d
[INFO] running `Command { std: "docker" "start" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d" "/opt/rustwide/cargo-home/bin/cargo" "+f1c52bf13c990fc425c542cc90a0396a87db24ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::day1::*`
[INFO] [stdout]   --> src/day1.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use crate::day1::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Mass` is never used
[INFO] [stdout]  --> src/day1.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Mass = u64;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Fuel` is never used
[INFO] [stdout]  --> src/day1.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type Fuel = u64;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Module` is never constructed
[INFO] [stdout]  --> src/day1.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct Module {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mass_to_fuel` is never used
[INFO] [stdout]   --> src/day1.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn mass_to_fuel(mass: Mass) -> Mass {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `launch_fuel` and `total_fuel_incl_additional` are never used
[INFO] [stdout]   --> src/day1.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Module {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 16 |     pub fn launch_fuel(self) -> Fuel {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn total_fuel_incl_additional(self) -> Fuel {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_basic_fuel_of_modules` is never used
[INFO] [stdout]   --> src/day1.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn total_basic_fuel_of_modules(content: &'static str) -> Fuel {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `total_fuel_of_modules_incl_additional` is never used
[INFO] [stdout]   --> src/day1.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn total_fuel_of_modules_incl_additional(content: &'static str) -> Fuel {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d", kill_on_drop: false }`
[INFO] [stdout] b97d471d3ace6f558b52ce00804163ecd6f8aab86cc3f32e0628d948e9e62d8d
