Dec 17 19:31:40.849 INFO checking mklein994/hello against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:31:40.849 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mklein994/hello:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:31:41.136 INFO [stdout] 8777fba4420a6b258bc3d34ecceb3d4be982c7a024745531ac9e95885b0aaa3d
Dec 17 19:31:41.138 INFO running `"docker" "start" "-a" "8777fba4420a6b258bc3d34ecceb3d4be982c7a024745531ac9e95885b0aaa3d"`
Dec 17 19:31:41.652 INFO [stderr]     Checking hello v0.1.0 (/opt/crater/workdir)
Dec 17 19:31:41.776 INFO [stderr] warning: unused variable: `size`
Dec 17 19:31:41.776 INFO [stderr]  --> src/lib.rs:4:16
Dec 17 19:31:41.776 INFO [stderr]   |
Dec 17 19:31:41.776 INFO [stderr] 4 |     pub fn new(size: u32) -> ThreadPool {
Dec 17 19:31:41.776 INFO [stderr]   |                ^^^^ help: consider using `_size` instead
Dec 17 19:31:41.776 INFO [stderr]   |
Dec 17 19:31:41.776 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 19:31:41.776 INFO [stderr] 
Dec 17 19:31:41.776 INFO [stderr] warning: unused variable: `f`
Dec 17 19:31:41.776 INFO [stderr]  --> src/lib.rs:8:30
Dec 17 19:31:41.776 INFO [stderr]   |
Dec 17 19:31:41.776 INFO [stderr] 8 |     pub fn execute<F>(&self, f: F)
Dec 17 19:31:41.776 INFO [stderr]   |                              ^ help: consider using `_f` instead
Dec 17 19:31:41.776 INFO [stderr] 
Dec 17 19:31:41.800 INFO [stderr] warning: unused variable: `size`
Dec 17 19:31:41.800 INFO [stderr]  --> src/lib.rs:4:16
Dec 17 19:31:41.800 INFO [stderr]   |
Dec 17 19:31:41.800 INFO [stderr] 4 |     pub fn new(size: u32) -> ThreadPool {
Dec 17 19:31:41.800 INFO [stderr]   |                ^^^^ help: consider using `_size` instead
Dec 17 19:31:41.800 INFO [stderr]   |
Dec 17 19:31:41.800 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 17 19:31:41.800 INFO [stderr] 
Dec 17 19:31:41.800 INFO [stderr] warning: unused variable: `f`
Dec 17 19:31:41.800 INFO [stderr]  --> src/lib.rs:8:30
Dec 17 19:31:41.800 INFO [stderr]   |
Dec 17 19:31:41.800 INFO [stderr] 8 |     pub fn execute<F>(&self, f: F)
Dec 17 19:31:41.800 INFO [stderr]   |                              ^ help: consider using `_f` instead
Dec 17 19:31:41.800 INFO [stderr] 
Dec 17 19:31:42.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
Dec 17 19:31:42.428 INFO running `"docker" "inspect" "8777fba4420a6b258bc3d34ecceb3d4be982c7a024745531ac9e95885b0aaa3d"`
Dec 17 19:31:42.504 INFO running `"docker" "rm" "-f" "8777fba4420a6b258bc3d34ecceb3d4be982c7a024745531ac9e95885b0aaa3d"`
Dec 17 19:31:42.692 INFO [stdout] 8777fba4420a6b258bc3d34ecceb3d4be982c7a024745531ac9e95885b0aaa3d