Nov 28 16:15:54.720 INFO checking twiggy-traits-0.3.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 16:15:54.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 16:15:55.076 INFO [stdout] a9d84d1e6f8a0048963b40514e4c41563d41b5b20064df472f4f7cdbe54cabde
Nov 28 16:15:55.079 INFO running `"docker" "start" "-a" "a9d84d1e6f8a0048963b40514e4c41563d41b5b20064df472f4f7cdbe54cabde"`
Nov 28 16:15:56.920 INFO [stderr] usermod: no changes
Nov 28 16:15:57.142 INFO [stderr]     Checking fallible-iterator v0.1.5
Nov 28 16:15:57.142 INFO [stderr]     Checking frozen v1.0.0
Nov 28 16:15:57.142 INFO [stderr]     Checking stable_deref_trait v1.1.1
Nov 28 16:15:57.148 INFO [stderr]    Compiling cpp_demangle v0.2.12
Nov 28 16:15:57.148 INFO [stderr]     Checking csv v1.0.2
Nov 28 16:15:59.172 INFO [stderr]     Checking gimli v0.16.1
Nov 28 16:16:06.616 INFO [stderr]     Checking twiggy-ir v0.3.0
Nov 28 16:16:09.812 INFO [stderr]     Checking twiggy-traits v0.3.0 (/source)
Nov 28 16:16:12.996 INFO [stderr] warning: unused variable: `items`
Nov 28 16:16:12.996 INFO [stderr]    --> traits.rs:197:9
Nov 28 16:16:12.997 INFO [stderr]     |
Nov 28 16:16:12.997 INFO [stderr] 197 |         items: &ir::Items,
Nov 28 16:16:12.997 INFO [stderr]     |         ^^^^^ help: consider using `_items` instead
Nov 28 16:16:12.997 INFO [stderr]     |
Nov 28 16:16:12.997 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 16:16:12.997 INFO [stderr] 
Nov 28 16:16:12.998 INFO [stderr] warning: unused variable: `destination`
Nov 28 16:16:12.998 INFO [stderr]    --> traits.rs:198:9
Nov 28 16:16:12.998 INFO [stderr]     |
Nov 28 16:16:12.998 INFO [stderr] 198 |         destination: &mut io::Write,
Nov 28 16:16:12.998 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Nov 28 16:16:12.998 INFO [stderr] 
Nov 28 16:16:13.301 INFO [stderr] warning: unused variable: `items`
Nov 28 16:16:13.302 INFO [stderr]    --> traits.rs:197:9
Nov 28 16:16:13.302 INFO [stderr]     |
Nov 28 16:16:13.302 INFO [stderr] 197 |         items: &ir::Items,
Nov 28 16:16:13.303 INFO [stderr]     |         ^^^^^ help: consider using `_items` instead
Nov 28 16:16:13.303 INFO [stderr]     |
Nov 28 16:16:13.303 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 28 16:16:13.304 INFO [stderr] 
Nov 28 16:16:13.304 INFO [stderr] warning: unused variable: `destination`
Nov 28 16:16:13.304 INFO [stderr]    --> traits.rs:198:9
Nov 28 16:16:13.305 INFO [stderr]     |
Nov 28 16:16:13.305 INFO [stderr] 198 |         destination: &mut io::Write,
Nov 28 16:16:13.305 INFO [stderr]     |         ^^^^^^^^^^^ help: consider using `_destination` instead
Nov 28 16:16:13.305 INFO [stderr] 
Nov 28 16:16:13.385 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.43s
Nov 28 16:16:13.392 INFO [stderr] su: No module specific data is present
Nov 28 16:16:14.148 INFO running `"docker" "inspect" "a9d84d1e6f8a0048963b40514e4c41563d41b5b20064df472f4f7cdbe54cabde"`
Nov 28 16:16:14.406 INFO running `"docker" "rm" "-f" "a9d84d1e6f8a0048963b40514e4c41563d41b5b20064df472f4f7cdbe54cabde"`
Nov 28 16:16:14.728 INFO [stdout] a9d84d1e6f8a0048963b40514e4c41563d41b5b20064df472f4f7cdbe54cabde