Dec 11 12:56:33.158 INFO checking nanoxd/hello.rs against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:56:33.158 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 12:56:33.716 INFO [stdout] b940e01ac120b705ac78df029e8b92cbd90d67f8d2fe657e4b191276020e3d66
Dec 11 12:56:33.723 INFO running `"docker" "start" "-a" "b940e01ac120b705ac78df029e8b92cbd90d67f8d2fe657e4b191276020e3d66"`
Dec 11 12:56:34.971 INFO [stderr] usermod: no changes
Dec 11 12:56:35.032 INFO [stderr]     Checking hello_rs v0.0.1 (/source)
Dec 11 12:56:35.730 INFO [stderr] warning: unused variable: `v2`
Dec 11 12:56:35.730 INFO [stderr]   --> src/main.rs:99:9
Dec 11 12:56:35.730 INFO [stderr]    |
Dec 11 12:56:35.730 INFO [stderr] 99 |     let v2 = v; // Accessing v will now cause an error
Dec 11 12:56:35.730 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 11 12:56:35.730 INFO [stderr]    |
Dec 11 12:56:35.730 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:56:35.730 INFO [stderr] 
Dec 11 12:56:35.762 INFO [stderr] warning: struct is never constructed: `Wolf`
Dec 11 12:56:35.762 INFO [stderr]   --> src/trait_objects.rs:11:1
Dec 11 12:56:35.762 INFO [stderr]    |
Dec 11 12:56:35.762 INFO [stderr] 11 | pub struct Wolf {
Dec 11 12:56:35.762 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 11 12:56:35.762 INFO [stderr]    |
Dec 11 12:56:35.762 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:56:35.762 INFO [stderr] 
Dec 11 12:56:35.762 INFO [stderr] warning: field is never used: `x`
Dec 11 12:56:35.762 INFO [stderr]    --> src/main.rs:183:5
Dec 11 12:56:35.762 INFO [stderr]     |
Dec 11 12:56:35.762 INFO [stderr] 183 |     x: T,
Dec 11 12:56:35.762 INFO [stderr]     |     ^^^^
Dec 11 12:56:35.762 INFO [stderr] 
Dec 11 12:56:35.762 INFO [stderr] warning: field is never used: `y`
Dec 11 12:56:35.762 INFO [stderr]    --> src/main.rs:184:5
Dec 11 12:56:35.762 INFO [stderr]     |
Dec 11 12:56:35.762 INFO [stderr] 184 |     y: T,
Dec 11 12:56:35.762 INFO [stderr]     |     ^^^^
Dec 11 12:56:35.762 INFO [stderr] 
Dec 11 12:56:35.852 INFO [stderr] warning: unused variable: `v2`
Dec 11 12:56:35.852 INFO [stderr]   --> src/main.rs:99:9
Dec 11 12:56:35.852 INFO [stderr]    |
Dec 11 12:56:35.852 INFO [stderr] 99 |     let v2 = v; // Accessing v will now cause an error
Dec 11 12:56:35.852 INFO [stderr]    |         ^^ help: consider using `_v2` instead
Dec 11 12:56:35.852 INFO [stderr]    |
Dec 11 12:56:35.852 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:56:35.852 INFO [stderr] 
Dec 11 12:56:35.878 INFO [stderr] warning: struct is never constructed: `Wolf`
Dec 11 12:56:35.878 INFO [stderr]   --> src/trait_objects.rs:11:1
Dec 11 12:56:35.878 INFO [stderr]    |
Dec 11 12:56:35.878 INFO [stderr] 11 | pub struct Wolf {
Dec 11 12:56:35.878 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 11 12:56:35.878 INFO [stderr]    |
Dec 11 12:56:35.878 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 12:56:35.878 INFO [stderr] 
Dec 11 12:56:35.878 INFO [stderr] warning: field is never used: `x`
Dec 11 12:56:35.878 INFO [stderr]    --> src/main.rs:183:5
Dec 11 12:56:35.878 INFO [stderr]     |
Dec 11 12:56:35.878 INFO [stderr] 183 |     x: T,
Dec 11 12:56:35.878 INFO [stderr]     |     ^^^^
Dec 11 12:56:35.878 INFO [stderr] 
Dec 11 12:56:35.878 INFO [stderr] warning: field is never used: `y`
Dec 11 12:56:35.878 INFO [stderr]    --> src/main.rs:184:5
Dec 11 12:56:35.878 INFO [stderr]     |
Dec 11 12:56:35.878 INFO [stderr] 184 |     y: T,
Dec 11 12:56:35.878 INFO [stderr]     |     ^^^^
Dec 11 12:56:35.878 INFO [stderr] 
Dec 11 12:56:35.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Dec 11 12:56:35.898 INFO [stderr] su: No module specific data is present
Dec 11 12:56:36.460 INFO running `"docker" "inspect" "b940e01ac120b705ac78df029e8b92cbd90d67f8d2fe657e4b191276020e3d66"`
Dec 11 12:56:36.750 INFO running `"docker" "rm" "-f" "b940e01ac120b705ac78df029e8b92cbd90d67f8d2fe657e4b191276020e3d66"`
Dec 11 12:56:36.992 INFO [stdout] b940e01ac120b705ac78df029e8b92cbd90d67f8d2fe657e4b191276020e3d66