Sep 04 16:19:02.272 INFO checking ixlist-0.1.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 16:19:02.272 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 16:19:02.272 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-0/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 16:19:02.422 INFO blam! 0c25e0cf111b3e5a092b19d5e1de0cef19b8bca2de419c0ffa3c075754cf2474
Sep 04 16:19:02.425 INFO running `"docker" "start" "-a" "0c25e0cf111b3e5a092b19d5e1de0cef19b8bca2de419c0ffa3c075754cf2474"`
Sep 04 16:19:02.970 INFO kablam!     Checking ixlist v0.1.0 (file:///source)
Sep 04 16:19:04.349 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.349 INFO kablam!   --> benches/bench1.rs:26:18
Sep 04 16:19:04.349 INFO kablam!    |
Sep 04 16:19:04.349 INFO kablam! 26 |         for _ in (0..n) {
Sep 04 16:19:04.349 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.349 INFO kablam!    |
Sep 04 16:19:04.349 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 04 16:19:04.349 INFO kablam! 
Sep 04 16:19:04.349 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.349 INFO kablam!   --> benches/bench1.rs:38:18
Sep 04 16:19:04.349 INFO kablam!    |
Sep 04 16:19:04.349 INFO kablam! 38 |         for _ in (0..n) {
Sep 04 16:19:04.349 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.349 INFO kablam! 
Sep 04 16:19:04.350 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.350 INFO kablam!   --> benches/bench1.rs:66:18
Sep 04 16:19:04.350 INFO kablam!    |
Sep 04 16:19:04.350 INFO kablam! 66 |         for _ in (0..n) {
Sep 04 16:19:04.350 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.350 INFO kablam! 
Sep 04 16:19:04.350 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.350 INFO kablam!   --> benches/bench1.rs:78:18
Sep 04 16:19:04.350 INFO kablam!    |
Sep 04 16:19:04.350 INFO kablam! 78 |         for _ in (0..n) {
Sep 04 16:19:04.350 INFO kablam!    |                  ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.350 INFO kablam! 
Sep 04 16:19:04.350 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.350 INFO kablam!   --> benches/bench1.rs:90:14
Sep 04 16:19:04.350 INFO kablam!    |
Sep 04 16:19:04.350 INFO kablam! 90 |     for _ in (0..n) {
Sep 04 16:19:04.350 INFO kablam!    |              ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.350 INFO kablam! 
Sep 04 16:19:04.350 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.350 INFO kablam!    --> benches/bench1.rs:110:14
Sep 04 16:19:04.350 INFO kablam!     |
Sep 04 16:19:04.350 INFO kablam! 110 |     for _ in (0..n) {
Sep 04 16:19:04.350 INFO kablam!     |              ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.350 INFO kablam! 
Sep 04 16:19:04.351 INFO kablam! warning: unnecessary parentheses around `for` head expression
Sep 04 16:19:04.351 INFO kablam!    --> benches/bench1.rs:131:14
Sep 04 16:19:04.351 INFO kablam!     |
Sep 04 16:19:04.351 INFO kablam! 131 |     for _ in (0..n) {
Sep 04 16:19:04.351 INFO kablam!     |              ^^^^^^ help: remove these parentheses
Sep 04 16:19:04.351 INFO kablam! 
Sep 04 16:19:04.832 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.89s
Sep 04 16:19:04.836 INFO kablam! su: No module specific data is present
Sep 04 16:19:05.565 INFO running `"docker" "rm" "-f" "0c25e0cf111b3e5a092b19d5e1de0cef19b8bca2de419c0ffa3c075754cf2474"`
Sep 04 16:19:05.647 INFO blam! 0c25e0cf111b3e5a092b19d5e1de0cef19b8bca2de419c0ffa3c075754cf2474