Nov 29 20:11:45.541 INFO checking qrdean/rust_hello against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 20:11:45.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 20:11:45.927 INFO [stdout] 8641e406b6deca48280107a1dd6fa3d467b4efb49ad2906f191cdecba2bab9ab
Nov 29 20:11:45.934 INFO running `"docker" "start" "-a" "8641e406b6deca48280107a1dd6fa3d467b4efb49ad2906f191cdecba2bab9ab"`
Nov 29 20:11:47.002 INFO [stderr] usermod: no changes
Nov 29 20:11:47.068 INFO [stderr]     Checking hello_world v0.0.1 (/source)
Nov 29 20:11:47.453 INFO [stderr] warning: unused variable: `x`
Nov 29 20:11:47.453 INFO [stderr]  --> src/main.rs:2:6
Nov 29 20:11:47.453 INFO [stderr]   |
Nov 29 20:11:47.453 INFO [stderr] 2 |     let x: i32;
Nov 29 20:11:47.453 INFO [stderr]   |         ^ help: consider using `_x` instead
Nov 29 20:11:47.453 INFO [stderr]   |
Nov 29 20:11:47.453 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 20:11:47.453 INFO [stderr] 
Nov 29 20:11:47.468 INFO [stderr] warning: unused variable: `x`
Nov 29 20:11:47.468 INFO [stderr]  --> src/main.rs:2:6
Nov 29 20:11:47.468 INFO [stderr]   |
Nov 29 20:11:47.468 INFO [stderr] 2 |     let x: i32;
Nov 29 20:11:47.468 INFO [stderr]   |         ^ help: consider using `_x` instead
Nov 29 20:11:47.468 INFO [stderr]   |
Nov 29 20:11:47.468 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 29 20:11:47.468 INFO [stderr] 
Nov 29 20:11:47.484 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Nov 29 20:11:47.485 INFO [stderr] su: No module specific data is present
Nov 29 20:11:48.561 INFO running `"docker" "inspect" "8641e406b6deca48280107a1dd6fa3d467b4efb49ad2906f191cdecba2bab9ab"`
Nov 29 20:11:48.832 INFO running `"docker" "rm" "-f" "8641e406b6deca48280107a1dd6fa3d467b4efb49ad2906f191cdecba2bab9ab"`
Nov 29 20:11:49.103 INFO [stdout] 8641e406b6deca48280107a1dd6fa3d467b4efb49ad2906f191cdecba2bab9ab