Dec 12 13:09:09.801 INFO checking http-0.1.14 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 13:09:09.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 13:09:10.037 INFO [stdout] 9c9cf14f7562b2dc4bd138d46ebf11a2942692e69fcae15d9cc41e93f311317c
Dec 12 13:09:10.039 INFO running `"docker" "start" "-a" "9c9cf14f7562b2dc4bd138d46ebf11a2942692e69fcae15d9cc41e93f311317c"`
Dec 12 13:09:11.548 INFO [stderr] usermod: no changes
Dec 12 13:09:11.740 INFO [stderr]     Checking http v0.1.14 (/source)
Dec 12 13:09:25.766 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 12 13:09:25.766 INFO [stderr]    --> tests/header_map_fuzz.rs:258:17
Dec 12 13:09:25.766 INFO [stderr]     |
Dec 12 13:09:25.766 INFO [stderr] 258 |                 map.get_all(&name).iter().collect::<Vec<_>>();
Dec 12 13:09:25.766 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 13:09:25.766 INFO [stderr]     |
Dec 12 13:09:25.766 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 13:09:25.766 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 12 13:09:25.766 INFO [stderr] 
Dec 12 13:09:28.565 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.99s
Dec 12 13:09:28.577 INFO [stderr] su: No module specific data is present
Dec 12 13:09:29.298 INFO running `"docker" "inspect" "9c9cf14f7562b2dc4bd138d46ebf11a2942692e69fcae15d9cc41e93f311317c"`
Dec 12 13:09:29.504 INFO running `"docker" "rm" "-f" "9c9cf14f7562b2dc4bd138d46ebf11a2942692e69fcae15d9cc41e93f311317c"`
Dec 12 13:09:29.774 INFO [stdout] 9c9cf14f7562b2dc4bd138d46ebf11a2942692e69fcae15d9cc41e93f311317c