Sep 01 16:19:59.887 INFO checking json_flex-0.3.2 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 16:19:59.887 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 16:19:59.887 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 16:20:00.135 INFO blam! a3b603cadc91e6ce62fe8065a9b50304764ae5227d900086f1bbd28133f41333
Sep 01 16:20:00.137 INFO running `"docker" "start" "-a" "a3b603cadc91e6ce62fe8065a9b50304764ae5227d900086f1bbd28133f41333"`
Sep 01 16:20:00.776 INFO kablam!     Checking json_flex v0.3.2 (file:///source)
Sep 01 16:20:01.358 INFO kablam! warning: unused import: `std::fs::File`
Sep 01 16:20:01.358 INFO kablam!  --> src/test.rs:4:5
Sep 01 16:20:01.358 INFO kablam!   |
Sep 01 16:20:01.358 INFO kablam! 4 | use std::fs::File;
Sep 01 16:20:01.358 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 01 16:20:01.358 INFO kablam!   |
Sep 01 16:20:01.358 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 16:20:01.358 INFO kablam! 
Sep 01 16:20:01.358 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 01 16:20:01.358 INFO kablam!  --> src/test.rs:5:5
Sep 01 16:20:01.358 INFO kablam!   |
Sep 01 16:20:01.359 INFO kablam! 5 | use std::io::prelude::*;
Sep 01 16:20:01.359 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 01 16:20:01.359 INFO kablam! 
Sep 01 16:20:02.853 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
Sep 01 16:20:02.856 INFO kablam! su: No module specific data is present
Sep 01 16:20:03.378 INFO running `"docker" "rm" "-f" "a3b603cadc91e6ce62fe8065a9b50304764ae5227d900086f1bbd28133f41333"`
Sep 01 16:20:03.505 INFO blam! a3b603cadc91e6ce62fe8065a9b50304764ae5227d900086f1bbd28133f41333