Nov 01 21:52:04.936 INFO checking grabbag-0.1.2 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 21:52:04.936 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 21:52:05.113 INFO blam! 3e3953ddc25cddc11e7690f8588f1c1f8236cb2977316900e7dc9bc88e83caf0
Nov 01 21:52:05.114 INFO running `"docker" "start" "-a" "3e3953ddc25cddc11e7690f8588f1c1f8236cb2977316900e7dc9bc88e83caf0"`
Nov 01 21:52:05.729 INFO kablam! usermod: no changes
Nov 01 21:52:05.776 INFO kablam!    Compiling grabbag_macros v0.1.2
Nov 01 21:52:07.505 INFO kablam!     Checking grabbag v0.1.2 (/source)
Nov 01 21:52:08.984 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 01 21:52:08.984 INFO kablam!   --> src/iter/skip_exactly.rs:57:37
Nov 01 21:52:08.984 INFO kablam!    |
Nov 01 21:52:08.984 INFO kablam! 57 |     let r = thread::spawn(move || { v.into_iter().skip_exactly(3).collect::<Vec<_>>(); }).join();
Nov 01 21:52:08.984 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 21:52:08.984 INFO kablam!    |
Nov 01 21:52:08.984 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Nov 01 21:52:08.984 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 01 21:52:08.984 INFO kablam! 
Nov 01 21:52:08.984 INFO kablam! warning: unused return value of `std::iter::Iterator::collect` that must be used
Nov 01 21:52:08.984 INFO kablam!   --> src/iter/take_exactly.rs:90:37
Nov 01 21:52:08.984 INFO kablam!    |
Nov 01 21:52:08.984 INFO kablam! 90 |     let r = thread::spawn(move || { v.into_iter().take_exactly(3).collect::<Vec<_>>(); }).join();
Nov 01 21:52:08.984 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 21:52:08.984 INFO kablam!    |
Nov 01 21:52:08.984 INFO kablam!    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Nov 01 21:52:08.984 INFO kablam! 
Nov 01 21:52:09.015 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
Nov 01 21:52:09.018 INFO kablam! su: No module specific data is present
Nov 01 21:52:09.416 INFO running `"docker" "rm" "-f" "3e3953ddc25cddc11e7690f8588f1c1f8236cb2977316900e7dc9bc88e83caf0"`
Nov 01 21:52:09.732 INFO blam! 3e3953ddc25cddc11e7690f8588f1c1f8236cb2977316900e7dc9bc88e83caf0