[INFO] cloning repository https://github.com/kwdowicz/builder_pattern_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kwdowicz/builder_pattern_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwdowicz%2Fbuilder_pattern_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwdowicz%2Fbuilder_pattern_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abce8540aece9fa2a059c4e732a504d3b6ba500c
[INFO] checking kwdowicz/builder_pattern_example against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwdowicz%2Fbuilder_pattern_example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kwdowicz/builder_pattern_example
[INFO] finished tweaking git repo https://github.com/kwdowicz/builder_pattern_example
[INFO] tweaked toml for git repo https://github.com/kwdowicz/builder_pattern_example written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kwdowicz/builder_pattern_example on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kwdowicz/builder_pattern_example 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking kwdowicz/builder_pattern_example against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkwdowicz%2Fbuilder_pattern_example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kwdowicz/builder_pattern_example
[INFO] finished tweaking git repo https://github.com/kwdowicz/builder_pattern_example
[INFO] tweaked toml for git repo https://github.com/kwdowicz/builder_pattern_example written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kwdowicz/builder_pattern_example on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kwdowicz/builder_pattern_example 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b
[INFO] running `Command { std: "docker" "start" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b", 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" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b", 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" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ham`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Topping::{Ham, Pepper, Pineapple};
[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: `Ham`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::Topping::{Ham, Pepper, Pineapple};
[INFO] [stdout]   |                      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Oregano` is never constructed
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Topping {
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8 |     Oregano,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Topping` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Oregano` is never constructed
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Topping {
[INFO] [stdout]   |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 8 |     Oregano,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Topping` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Small` is never constructed
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Size {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 14 |     Small,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Size` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Small` is never constructed
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | enum Size {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 14 |     Small,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Size` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `size`, `topping_1`, `topping_2`, and `topping_3` are never read
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Pizza {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 21 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     size: Size,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     topping_1: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     topping_2: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     topping_3: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pizza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `size`, `topping_1`, `topping_2`, and `topping_3` are never read
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Pizza {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 21 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     size: Size,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 23 |     topping_1: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 24 |     topping_2: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 25 |     topping_3: Option<Topping>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Pizza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b", kill_on_drop: false }`
[INFO] [stdout] 6939438e20bba679bb8c24025f9fe6b881d9655253107a70111d374094edaf7b
