Nov 30 18:21:45.153 INFO checking panoradix-0.6.5 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 18:21:45.153 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 18:21:45.536 INFO [stdout] 33f96ff129018437ed14af1501af1b7339721089ba6735540edab5f4b2405261
Nov 30 18:21:45.538 INFO running `"docker" "start" "-a" "33f96ff129018437ed14af1501af1b7339721089ba6735540edab5f4b2405261"`
Nov 30 18:21:47.660 INFO [stderr] usermod: no changes
Nov 30 18:21:47.820 INFO [stderr]     Checking panoradix v0.6.5 (/source)
Nov 30 18:21:49.048 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 30 18:21:49.048 INFO [stderr]    --> src/set.rs:205:22
Nov 30 18:21:49.048 INFO [stderr]     |
Nov 30 18:21:49.048 INFO [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
Nov 30 18:21:49.049 INFO [stderr]     |                      ^^   ^^^   ^^^^^^
Nov 30 18:21:49.049 INFO [stderr]     |
Nov 30 18:21:49.049 INFO [stderr]     = note: #[warn(type_alias_bounds)] on by default
Nov 30 18:21:49.049 INFO [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
Nov 30 18:21:49.049 INFO [stderr] 
Nov 30 18:21:50.821 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 30 18:21:50.821 INFO [stderr]    --> src/set.rs:205:22
Nov 30 18:21:50.821 INFO [stderr]     |
Nov 30 18:21:50.822 INFO [stderr] 205 | pub type Iter<'a, K: 'a + Key + ?Sized> = MapKeys<'a, K, ()>;
Nov 30 18:21:50.822 INFO [stderr]     |                      ^^   ^^^   ^^^^^^
Nov 30 18:21:50.822 INFO [stderr]     |
Nov 30 18:21:50.823 INFO [stderr]     = note: #[warn(type_alias_bounds)] on by default
Nov 30 18:21:50.823 INFO [stderr]     = help: the bound will not be checked when the type alias is used, and should be removed
Nov 30 18:21:50.823 INFO [stderr] 
Nov 30 18:21:51.392 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 30 18:21:51.393 INFO [stderr]   --> benches/set.rs:47:9
Nov 30 18:21:51.393 INFO [stderr]    |
Nov 30 18:21:51.393 INFO [stderr] 47 |         items.iter().collect::<RadixSet<str>>();
Nov 30 18:21:51.394 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:21:51.394 INFO [stderr]    |
Nov 30 18:21:51.394 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 18:21:51.395 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 30 18:21:51.395 INFO [stderr] 
Nov 30 18:21:51.396 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 30 18:21:51.396 INFO [stderr]   --> benches/set.rs:57:9
Nov 30 18:21:51.397 INFO [stderr]    |
Nov 30 18:21:51.397 INFO [stderr] 57 |         items.iter().collect::<RadixSet<str>>();
Nov 30 18:21:51.397 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 18:21:51.398 INFO [stderr]    |
Nov 30 18:21:51.398 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 30 18:21:51.398 INFO [stderr] 
Nov 30 18:21:56.026 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
Nov 30 18:21:56.038 INFO [stderr] su: No module specific data is present
Nov 30 18:21:57.484 INFO running `"docker" "inspect" "33f96ff129018437ed14af1501af1b7339721089ba6735540edab5f4b2405261"`
Nov 30 18:21:57.762 INFO running `"docker" "rm" "-f" "33f96ff129018437ed14af1501af1b7339721089ba6735540edab5f4b2405261"`
Nov 30 18:21:58.088 INFO [stdout] 33f96ff129018437ed14af1501af1b7339721089ba6735540edab5f4b2405261