Aug 17 02:31:25.582 INFO checking giodamelio/little_boxes against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 02:31:25.582 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 02:31:25.582 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 02:31:25.582 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-6/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 17 02:31:25.817 INFO blam! 6a47a77b4fe483006bc8cd199b620269dbaca2df39061707bed2f8b03c5e1a32
Aug 17 02:31:25.820 INFO running `"docker" "start" "-a" "6a47a77b4fe483006bc8cd199b620269dbaca2df39061707bed2f8b03c5e1a32"`
Aug 17 02:31:26.842 INFO kablam!     Checking libc v0.2.30
Aug 17 02:31:26.842 INFO kablam!     Checking serde v1.0.12
Aug 17 02:31:26.895 INFO kablam!    Compiling serde_derive v1.0.12
Aug 17 02:31:35.517 INFO kablam!     Checking memchr v1.0.1
Aug 17 02:31:36.693 INFO kablam!     Checking aho-corasick v0.6.3
Aug 17 02:31:40.776 INFO kablam!     Checking regex v0.2.2
Aug 17 02:32:14.825 INFO kablam!     Checking docopt v0.8.1
Aug 17 02:32:18.773 INFO kablam!     Checking little_boxes v1.6.0 (file:///source)
Aug 17 02:32:20.463 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 53.75s
Aug 17 02:32:20.471 INFO kablam! su: No module specific data is present
Aug 17 02:32:20.981 INFO running `"docker" "rm" "-f" "6a47a77b4fe483006bc8cd199b620269dbaca2df39061707bed2f8b03c5e1a32"`
Aug 17 02:32:21.149 INFO blam! 6a47a77b4fe483006bc8cd199b620269dbaca2df39061707bed2f8b03c5e1a32