Aug 11 01:51:27.634 INFO checking simple_json-0.2.3 against try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy for libc-1
Aug 11 01:51:27.634 INFO running: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:51:27.634 INFO creating container for: cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets
Aug 11 01:51:27.634 INFO running `"docker" "create" "-v" "/tmp/crater.6fIPEH6VnToW:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-4/try#a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a77dfcc79fe3e7e1a10ae4dccfd4b2e5e0e49195-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 01:51:27.861 INFO blam! 139e32ee0461313332a49f48260323b4b9249424849292420db3300261da2acc
Aug 11 01:51:27.863 INFO running `"docker" "start" "-a" "139e32ee0461313332a49f48260323b4b9249424849292420db3300261da2acc"`
Aug 11 01:51:29.216 INFO kablam!     Checking simple_json v0.2.3 (file:///source)
Aug 11 01:51:30.925 INFO kablam! warning: unused import: `Number`
Aug 11 01:51:30.925 INFO kablam!  --> tests/to_string.rs:4:26
Aug 11 01:51:30.925 INFO kablam!   |
Aug 11 01:51:30.925 INFO kablam! 4 | use simple_json::{ Json, Number };
Aug 11 01:51:30.925 INFO kablam!   |                          ^^^^^^
Aug 11 01:51:30.925 INFO kablam!   |
Aug 11 01:51:30.925 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 01:51:30.925 INFO kablam! 
Aug 11 01:51:32.134 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
Aug 11 01:51:32.138 INFO kablam! su: No module specific data is present
Aug 11 01:51:32.680 INFO running `"docker" "rm" "-f" "139e32ee0461313332a49f48260323b4b9249424849292420db3300261da2acc"`
Aug 11 01:51:32.801 INFO blam! 139e32ee0461313332a49f48260323b4b9249424849292420db3300261da2acc