Sep 19 19:43:41.497 INFO checking stash-0.1.3 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 19:43:41.497 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 19:43:41.497 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-5/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 19:43:41.757 INFO blam! 7ab3e2ac69805c9338eb0b34b8bbf1d19c0cc4fbd9e3a73008b8457225ddd1e8
Sep 19 19:43:41.760 INFO running `"docker" "start" "-a" "7ab3e2ac69805c9338eb0b34b8bbf1d19c0cc4fbd9e3a73008b8457225ddd1e8"`
Sep 19 19:43:42.671 INFO kablam! usermod: no changes
Sep 19 19:43:42.706 INFO kablam!     Checking stash v0.1.3 (/source)
Sep 19 19:43:44.514 INFO kablam! warning: unused import: `std::iter`
Sep 19 19:43:44.514 INFO kablam!  --> benches/unique_stash.rs:7:5
Sep 19 19:43:44.514 INFO kablam!   |
Sep 19 19:43:44.514 INFO kablam! 7 | use std::iter;
Sep 19 19:43:44.514 INFO kablam!   |     ^^^^^^^^^
Sep 19 19:43:44.521 INFO kablam!   |
Sep 19 19:43:44.521 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 19:43:44.521 INFO kablam! 
Sep 19 19:43:44.938 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
Sep 19 19:43:44.942 INFO kablam! su: No module specific data is present
Sep 19 19:43:45.640 INFO running `"docker" "rm" "-f" "7ab3e2ac69805c9338eb0b34b8bbf1d19c0cc4fbd9e3a73008b8457225ddd1e8"`
Sep 19 19:43:45.774 INFO blam! 7ab3e2ac69805c9338eb0b34b8bbf1d19c0cc4fbd9e3a73008b8457225ddd1e8