Dec 05 09:21:53.303 INFO checking panoradix-0.6.5 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 09:21:53.303 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 09:21:53.835 INFO [stdout] 5bc07675a4095e2fdd5a8d54c271cc7fc3a81da7f3d1fa32b29523efb84e9f78
Dec 05 09:21:53.840 INFO running `"docker" "start" "-a" "5bc07675a4095e2fdd5a8d54c271cc7fc3a81da7f3d1fa32b29523efb84e9f78"`
Dec 05 09:21:56.411 INFO [stderr] usermod: no changes
Dec 05 09:21:56.519 INFO [stderr]     Checking panoradix v0.6.5 (/source)
Dec 05 09:21:57.575 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 05 09:21:57.575 INFO [stderr]    --> src/set.rs:205:22
Dec 05 09:21:57.575 INFO [stderr]     |
Dec 05 09:21:57.575 INFO [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
Dec 05 09:21:57.575 INFO [stderr]     |                      ^^   ^^^   ^^^^^^
Dec 05 09:21:57.579 INFO [stderr]     |
Dec 05 09:21:57.579 INFO [stderr]     = note: #[warn(type_alias_bounds)] on by default
Dec 05 09:21:57.579 INFO [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
Dec 05 09:21:57.579 INFO [stderr] 
Dec 05 09:21:58.452 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 05 09:21:58.452 INFO [stderr]    --> src/set.rs:205:22
Dec 05 09:21:58.452 INFO [stderr]     |
Dec 05 09:21:58.452 INFO [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
Dec 05 09:21:58.453 INFO [stderr]     |                      ^^   ^^^   ^^^^^^
Dec 05 09:21:58.453 INFO [stderr]     |
Dec 05 09:21:58.453 INFO [stderr]     = note: #[warn(type_alias_bounds)] on by default
Dec 05 09:21:58.454 INFO [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
Dec 05 09:21:58.454 INFO [stderr] 
Dec 05 09:21:59.667 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 05 09:21:59.667 INFO [stderr]   --> benches/set.rs:47:9
Dec 05 09:21:59.667 INFO [stderr]    |
Dec 05 09:21:59.667 INFO [stderr] 47 |         items.iter().collect::<RadixSet<str>>();
Dec 05 09:21:59.667 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 09:21:59.683 INFO [stderr]    |
Dec 05 09:21:59.683 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 09:21:59.683 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 05 09:21:59.683 INFO [stderr] 
Dec 05 09:21:59.684 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 05 09:21:59.684 INFO [stderr]   --> benches/set.rs:57:9
Dec 05 09:21:59.684 INFO [stderr]    |
Dec 05 09:21:59.684 INFO [stderr] 57 |         items.iter().collect::<RadixSet<str>>();
Dec 05 09:21:59.684 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 09:21:59.684 INFO [stderr]    |
Dec 05 09:21:59.684 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 05 09:21:59.684 INFO [stderr] 
Dec 05 09:22:03.405 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
Dec 05 09:22:03.411 INFO [stderr] su: No module specific data is present
Dec 05 09:22:05.095 INFO running `"docker" "inspect" "5bc07675a4095e2fdd5a8d54c271cc7fc3a81da7f3d1fa32b29523efb84e9f78"`
Dec 05 09:22:05.427 INFO running `"docker" "rm" "-f" "5bc07675a4095e2fdd5a8d54c271cc7fc3a81da7f3d1fa32b29523efb84e9f78"`
Dec 05 09:22:05.863 INFO [stdout] 5bc07675a4095e2fdd5a8d54c271cc7fc3a81da7f3d1fa32b29523efb84e9f78