Aug 18 01:45:22.293 INFO checking circular-0.2.0 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 18 01:45:22.293 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 01:45:22.293 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 18 01:45:22.293 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-1/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 18 01:45:22.566 INFO blam! a0bcffa9e7c98666e6a2a0e1253daa628d4f2a999f7f3cc115a408df19cedc54
Aug 18 01:45:22.568 INFO running `"docker" "start" "-a" "a0bcffa9e7c98666e6a2a0e1253daa628d4f2a999f7f3cc115a408df19cedc54"`
Aug 18 01:45:23.700 INFO kablam!     Checking circular v0.2.0 (file:///source)
Aug 18 01:45:24.854 INFO kablam! warning: unused import: `std::str`
Aug 18 01:45:24.854 INFO kablam!    --> src/lib.rs:387:7
Aug 18 01:45:24.854 INFO kablam!     |
Aug 18 01:45:24.854 INFO kablam! 387 |   use std::str;
Aug 18 01:45:24.854 INFO kablam!     |       ^^^^^^^^
Aug 18 01:45:24.854 INFO kablam!     |
Aug 18 01:45:24.854 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 18 01:45:24.854 INFO kablam! 
Aug 18 01:45:25.992 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
Aug 18 01:45:25.996 INFO kablam! su: No module specific data is present
Aug 18 01:45:26.710 INFO running `"docker" "rm" "-f" "a0bcffa9e7c98666e6a2a0e1253daa628d4f2a999f7f3cc115a408df19cedc54"`
Aug 18 01:45:26.896 INFO blam! a0bcffa9e7c98666e6a2a0e1253daa628d4f2a999f7f3cc115a408df19cedc54