Sep 14 12:42:26.468 INFO checking needle-0.1.1 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 12:42:26.468 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 12:42:26.468 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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=1000" "-e" "CMD=cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 12:42:26.824 INFO blam! 4f5ed5c0663b1f807f94c2bb857185737377f1143c1356575310e1bd264fdd10
Sep 14 12:42:26.826 INFO running `"docker" "start" "-a" "4f5ed5c0663b1f807f94c2bb857185737377f1143c1356575310e1bd264fdd10"`
Sep 14 12:42:28.707 INFO kablam! usermod: no changes
Sep 14 12:42:28.774 INFO kablam!     Checking needle v0.1.1 (file:///source)
Sep 14 12:42:29.146 INFO kablam! warning: unused import: `std::str`
Sep 14 12:42:29.146 INFO kablam!    --> src/horspool.rs:133:9
Sep 14 12:42:29.146 INFO kablam!     |
Sep 14 12:42:29.146 INFO kablam! 133 |     use std::str;
Sep 14 12:42:29.146 INFO kablam!     |         ^^^^^^^^
Sep 14 12:42:29.146 INFO kablam!     |
Sep 14 12:42:29.146 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 14 12:42:29.146 INFO kablam! 
Sep 14 12:42:29.497 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Sep 14 12:42:29.498 INFO kablam! su: No module specific data is present
Sep 14 12:42:30.356 INFO running `"docker" "rm" "-f" "4f5ed5c0663b1f807f94c2bb857185737377f1143c1356575310e1bd264fdd10"`
Sep 14 12:42:30.593 INFO blam! 4f5ed5c0663b1f807f94c2bb857185737377f1143c1356575310e1bd264fdd10