Nov 05 00:52:04.250 INFO checking derive_type_level_lib-0.0.21 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 05 00:52:04.250 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-0/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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 05 00:52:04.487 INFO blam! 1adc15ff3e6b6035041edce64c3b8fbe47de88cf679da5ae763b4e0cffdd9f64
Nov 05 00:52:04.489 INFO running `"docker" "start" "-a" "1adc15ff3e6b6035041edce64c3b8fbe47de88cf679da5ae763b4e0cffdd9f64"`
Nov 05 00:52:05.495 INFO kablam! usermod: no changes
Nov 05 00:52:05.607 INFO kablam!    Compiling core_extensions v0.1.4
Nov 05 00:52:05.607 INFO kablam!    Compiling derive_type_level_lib v0.0.21 (/source)
Nov 05 00:52:05.608 INFO kablam!     Checking syn v0.14.9
Nov 05 00:52:25.335 INFO kablam! warning: struct is never constructed: `FilteredAttrs`
Nov 05 00:52:25.335 INFO kablam!   --> src/attribute_errors/mod.rs:24:1
Nov 05 00:52:25.335 INFO kablam!    |
Nov 05 00:52:25.335 INFO kablam! 24 | pub struct FilteredAttrs<'a,F>{
Nov 05 00:52:25.335 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 00:52:25.335 INFO kablam!    |
Nov 05 00:52:25.335 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 05 00:52:25.335 INFO kablam! 
Nov 05 00:52:25.335 INFO kablam! warning: method is never used: `with_filter`
Nov 05 00:52:25.335 INFO kablam!   --> src/attribute_errors/mod.rs:37:5
Nov 05 00:52:25.335 INFO kablam!    |
Nov 05 00:52:25.335 INFO kablam! 37 | /     pub fn with_filter<F>(&'a self,filter:F)->FilteredAttrs<'a,F>
Nov 05 00:52:25.335 INFO kablam! 38 | |     where 
Nov 05 00:52:25.335 INFO kablam! 39 | |         F:Fn(&str)->bool
Nov 05 00:52:25.335 INFO kablam! 40 | |     {
Nov 05 00:52:25.335 INFO kablam! ...  |
Nov 05 00:52:25.335 INFO kablam! 44 | |         }
Nov 05 00:52:25.335 INFO kablam! 45 | |     }
Nov 05 00:52:25.335 INFO kablam!    | |_____^
Nov 05 00:52:25.335 INFO kablam! 
Nov 05 00:52:25.423 INFO kablam! warning: struct is never constructed: `FilteredAttrs`
Nov 05 00:52:25.423 INFO kablam!   --> src/attribute_errors/mod.rs:24:1
Nov 05 00:52:25.423 INFO kablam!    |
Nov 05 00:52:25.423 INFO kablam! 24 | pub struct FilteredAttrs<'a,F>{
Nov 05 00:52:25.423 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 05 00:52:25.423 INFO kablam!    |
Nov 05 00:52:25.423 INFO kablam!    = note: #[warn(dead_code)] on by default
Nov 05 00:52:25.423 INFO kablam! 
Nov 05 00:52:25.423 INFO kablam! warning: method is never used: `with_filter`
Nov 05 00:52:25.423 INFO kablam!   --> src/attribute_errors/mod.rs:37:5
Nov 05 00:52:25.423 INFO kablam!    |
Nov 05 00:52:25.423 INFO kablam! 37 | /     pub fn with_filter<F>(&'a self,filter:F)->FilteredAttrs<'a,F>
Nov 05 00:52:25.423 INFO kablam! 38 | |     where 
Nov 05 00:52:25.423 INFO kablam! 39 | |         F:Fn(&str)->bool
Nov 05 00:52:25.423 INFO kablam! 40 | |     {
Nov 05 00:52:25.423 INFO kablam! ...  |
Nov 05 00:52:25.423 INFO kablam! 44 | |         }
Nov 05 00:52:25.423 INFO kablam! 45 | |     }
Nov 05 00:52:25.423 INFO kablam!    | |_____^
Nov 05 00:52:25.423 INFO kablam! 
Nov 05 00:52:25.562 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 20.04s
Nov 05 00:52:25.571 INFO kablam! su: No module specific data is present
Nov 05 00:52:26.421 INFO running `"docker" "rm" "-f" "1adc15ff3e6b6035041edce64c3b8fbe47de88cf679da5ae763b4e0cffdd9f64"`
Nov 05 00:52:26.753 INFO blam! 1adc15ff3e6b6035041edce64c3b8fbe47de88cf679da5ae763b4e0cffdd9f64