Dec 04 13:27:24.400 INFO checking nanoxd/hello.rs against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 13:27:24.400 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 13:27:24.810 INFO [stdout] 285b3aadf6121402832da305c0caecf5b2a2e8ee0497c47b9f574a22be25ff5b
Dec 04 13:27:24.816 INFO running `"docker" "start" "-a" "285b3aadf6121402832da305c0caecf5b2a2e8ee0497c47b9f574a22be25ff5b"`
Dec 04 13:27:26.080 INFO [stderr] usermod: no changes
Dec 04 13:27:26.131 INFO [stderr]     Checking hello_rs v0.0.1 (/source)
Dec 04 13:27:26.547 INFO [stderr] warning: unused variable: `v2`
Dec 04 13:27:26.547 INFO [stderr]   --> src/main.rs:99:9
Dec 04 13:27:26.547 INFO [stderr]    |
Dec 04 13:27:26.547 INFO [stderr] 99 |     let v2 = v; // Accessing v will now cause an error
Dec 04 13:27:26.547 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 04 13:27:26.547 INFO [stderr]    |
Dec 04 13:27:26.547 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:27:26.547 INFO [stderr] 
Dec 04 13:27:26.575 INFO [stderr] warning: struct is never constructed: `Wolf`
Dec 04 13:27:26.575 INFO [stderr]   --> src/trait_objects.rs:11:1
Dec 04 13:27:26.575 INFO [stderr]    |
Dec 04 13:27:26.575 INFO [stderr] 11 | pub struct Wolf {
Dec 04 13:27:26.575 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 04 13:27:26.575 INFO [stderr]    |
Dec 04 13:27:26.575 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:27:26.575 INFO [stderr] 
Dec 04 13:27:26.575 INFO [stderr] warning: field is never used: `x`
Dec 04 13:27:26.575 INFO [stderr]    --> src/main.rs:183:5
Dec 04 13:27:26.575 INFO [stderr]     |
Dec 04 13:27:26.575 INFO [stderr] 183 |     x: T,
Dec 04 13:27:26.575 INFO [stderr]     |     ^^^^
Dec 04 13:27:26.575 INFO [stderr] 
Dec 04 13:27:26.575 INFO [stderr] warning: field is never used: `y`
Dec 04 13:27:26.575 INFO [stderr]    --> src/main.rs:184:5
Dec 04 13:27:26.575 INFO [stderr]     |
Dec 04 13:27:26.575 INFO [stderr] 184 |     y: T,
Dec 04 13:27:26.575 INFO [stderr]     |     ^^^^
Dec 04 13:27:26.575 INFO [stderr] 
Dec 04 13:27:26.710 INFO [stderr] warning: unused variable: `v2`
Dec 04 13:27:26.711 INFO [stderr]   --> src/main.rs:99:9
Dec 04 13:27:26.711 INFO [stderr]    |
Dec 04 13:27:26.711 INFO [stderr] 99 |     let v2 = v; // Accessing v will now cause an error
Dec 04 13:27:26.711 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 04 13:27:26.711 INFO [stderr]    |
Dec 04 13:27:26.711 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 13:27:26.711 INFO [stderr] 
Dec 04 13:27:26.740 INFO [stderr] warning: struct is never constructed: `Wolf`
Dec 04 13:27:26.740 INFO [stderr]   --> src/trait_objects.rs:11:1
Dec 04 13:27:26.740 INFO [stderr]    |
Dec 04 13:27:26.740 INFO [stderr] 11 | pub struct Wolf {
Dec 04 13:27:26.740 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 04 13:27:26.740 INFO [stderr]    |
Dec 04 13:27:26.740 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 13:27:26.740 INFO [stderr] 
Dec 04 13:27:26.740 INFO [stderr] warning: field is never used: `x`
Dec 04 13:27:26.740 INFO [stderr]    --> src/main.rs:183:5
Dec 04 13:27:26.740 INFO [stderr]     |
Dec 04 13:27:26.740 INFO [stderr] 183 |     x: T,
Dec 04 13:27:26.740 INFO [stderr]     |     ^^^^
Dec 04 13:27:26.740 INFO [stderr] 
Dec 04 13:27:26.740 INFO [stderr] warning: field is never used: `y`
Dec 04 13:27:26.740 INFO [stderr]    --> src/main.rs:184:5
Dec 04 13:27:26.740 INFO [stderr]     |
Dec 04 13:27:26.740 INFO [stderr] 184 |     y: T,
Dec 04 13:27:26.740 INFO [stderr]     |     ^^^^
Dec 04 13:27:26.740 INFO [stderr] 
Dec 04 13:27:26.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 04 13:27:26.758 INFO [stderr] su: No module specific data is present
Dec 04 13:27:27.545 INFO running `"docker" "inspect" "285b3aadf6121402832da305c0caecf5b2a2e8ee0497c47b9f574a22be25ff5b"`
Dec 04 13:27:27.748 INFO running `"docker" "rm" "-f" "285b3aadf6121402832da305c0caecf5b2a2e8ee0497c47b9f574a22be25ff5b"`
Dec 04 13:27:28.071 INFO [stdout] 285b3aadf6121402832da305c0caecf5b2a2e8ee0497c47b9f574a22be25ff5b