Sep 21 02:17:12.142 INFO checking string-interner-0.7.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 02:17:12.142 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 02:17:12.142 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 02:17:12.261 INFO blam! 2dd8b5e5d876c2379adad2d29e26a4f00cfdce5fb3101a14df84b283d60f584d
Sep 21 02:17:12.262 INFO running `"docker" "start" "-a" "2dd8b5e5d876c2379adad2d29e26a4f00cfdce5fb3101a14df84b283d60f584d"`
Sep 21 02:17:12.835 INFO kablam! usermod: no changes
Sep 21 02:17:12.881 INFO kablam!     Checking string-interner v0.7.0 (/source)
Sep 21 02:17:13.094 INFO kablam! warning: unused import: `Symbol`
Sep 21 02:17:13.094 INFO kablam!  --> src/tests.rs:1:66
Sep 21 02:17:13.094 INFO kablam!   |
Sep 21 02:17:13.094 INFO kablam! 1 | use {DefaultStringInterner, InternalStrRef, StringInterner, Sym, Symbol};
Sep 21 02:17:13.094 INFO kablam!   |                                                                  ^^^^^^
Sep 21 02:17:13.094 INFO kablam!   |
Sep 21 02:17:13.094 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 02:17:13.094 INFO kablam! 
Sep 21 02:17:13.521 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Sep 21 02:17:13.524 INFO kablam! su: No module specific data is present
Sep 21 02:17:14.333 INFO running `"docker" "rm" "-f" "2dd8b5e5d876c2379adad2d29e26a4f00cfdce5fb3101a14df84b283d60f584d"`
Sep 21 02:17:14.395 INFO blam! 2dd8b5e5d876c2379adad2d29e26a4f00cfdce5fb3101a14df84b283d60f584d