Nov 30 00:49:50.550 INFO checking jmillxyz/rust-webserver against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 00:49:50.550 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 00:49:50.848 INFO [stdout] 7bacdbe389773a132b69a3a9834fec56eacfd7e143ccc9195b6ffb290c09c66d
Nov 30 00:49:50.851 INFO running `"docker" "start" "-a" "7bacdbe389773a132b69a3a9834fec56eacfd7e143ccc9195b6ffb290c09c66d"`
Nov 30 00:49:51.556 INFO [stderr] usermod: no changes
Nov 30 00:49:51.608 INFO [stderr]     Checking hello v0.1.0 (/source)
Nov 30 00:49:52.169 INFO [stderr] warning: field is never used: `workers`
Nov 30 00:49:52.169 INFO [stderr]  --> src/lib.rs:7:5
Nov 30 00:49:52.169 INFO [stderr]   |
Nov 30 00:49:52.169 INFO [stderr] 7 |     workers: Vec<Worker>,
Nov 30 00:49:52.170 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 30 00:49:52.170 INFO [stderr]   |
Nov 30 00:49:52.170 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:49:52.170 INFO [stderr] 
Nov 30 00:49:52.170 INFO [stderr] warning: field is never used: `id`
Nov 30 00:49:52.170 INFO [stderr]   --> src/lib.rs:61:5
Nov 30 00:49:52.170 INFO [stderr]    |
Nov 30 00:49:52.170 INFO [stderr] 61 |     id: usize,
Nov 30 00:49:52.170 INFO [stderr]    |     ^^^^^^^^^
Nov 30 00:49:52.170 INFO [stderr] 
Nov 30 00:49:52.170 INFO [stderr] warning: field is never used: `thread`
Nov 30 00:49:52.170 INFO [stderr]   --> src/lib.rs:62:5
Nov 30 00:49:52.170 INFO [stderr]    |
Nov 30 00:49:52.170 INFO [stderr] 62 |     thread: thread::JoinHandle<()>,
Nov 30 00:49:52.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:49:52.170 INFO [stderr] 
Nov 30 00:49:52.392 INFO [stderr] warning: field is never used: `workers`
Nov 30 00:49:52.392 INFO [stderr]  --> src/lib.rs:7:5
Nov 30 00:49:52.392 INFO [stderr]   |
Nov 30 00:49:52.392 INFO [stderr] 7 |     workers: Vec<Worker>,
Nov 30 00:49:52.392 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 30 00:49:52.392 INFO [stderr]   |
Nov 30 00:49:52.392 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 30 00:49:52.392 INFO [stderr] 
Nov 30 00:49:52.392 INFO [stderr] warning: field is never used: `id`
Nov 30 00:49:52.393 INFO [stderr]   --> src/lib.rs:61:5
Nov 30 00:49:52.393 INFO [stderr]    |
Nov 30 00:49:52.393 INFO [stderr] 61 |     id: usize,
Nov 30 00:49:52.393 INFO [stderr]    |     ^^^^^^^^^
Nov 30 00:49:52.393 INFO [stderr] 
Nov 30 00:49:52.393 INFO [stderr] warning: field is never used: `thread`
Nov 30 00:49:52.393 INFO [stderr]   --> src/lib.rs:62:5
Nov 30 00:49:52.393 INFO [stderr]    |
Nov 30 00:49:52.393 INFO [stderr] 62 |     thread: thread::JoinHandle<()>,
Nov 30 00:49:52.393 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 00:49:52.393 INFO [stderr] 
Nov 30 00:49:53.076 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Nov 30 00:49:53.096 INFO [stderr] su: No module specific data is present
Nov 30 00:49:54.114 INFO running `"docker" "inspect" "7bacdbe389773a132b69a3a9834fec56eacfd7e143ccc9195b6ffb290c09c66d"`
Nov 30 00:49:54.390 INFO running `"docker" "rm" "-f" "7bacdbe389773a132b69a3a9834fec56eacfd7e143ccc9195b6ffb290c09c66d"`
Nov 30 00:49:54.824 INFO [stdout] 7bacdbe389773a132b69a3a9834fec56eacfd7e143ccc9195b6ffb290c09c66d