Sep 04 13:12:10.219 INFO checking json_flex-0.3.2 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 13:12:10.219 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 13:12:10.219 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 13:12:10.390 INFO blam! 4b3cf87e03046fcab15f03f5013ce3398537aa31dd5c9179eda1b910cd33d249
Sep 04 13:12:10.394 INFO running `"docker" "start" "-a" "4b3cf87e03046fcab15f03f5013ce3398537aa31dd5c9179eda1b910cd33d249"`
Sep 04 13:12:10.971 INFO kablam!     Checking json_flex v0.3.2 (file:///source)
Sep 04 13:12:11.781 INFO kablam! warning: unused import: `std::fs::File`
Sep 04 13:12:11.781 INFO kablam!  --> src/test.rs:4:5
Sep 04 13:12:11.781 INFO kablam!   |
Sep 04 13:12:11.781 INFO kablam! 4 | use std::fs::File;
Sep 04 13:12:11.781 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 04 13:12:11.781 INFO kablam!   |
Sep 04 13:12:11.781 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 13:12:11.781 INFO kablam! 
Sep 04 13:12:11.781 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 04 13:12:11.781 INFO kablam!  --> src/test.rs:5:5
Sep 04 13:12:11.781 INFO kablam!   |
Sep 04 13:12:11.781 INFO kablam! 5 | use std::io::prelude::*;
Sep 04 13:12:11.781 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 04 13:12:11.781 INFO kablam! 
Sep 04 13:12:13.265 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
Sep 04 13:12:13.268 INFO kablam! su: No module specific data is present
Sep 04 13:12:13.682 INFO running `"docker" "rm" "-f" "4b3cf87e03046fcab15f03f5013ce3398537aa31dd5c9179eda1b910cd33d249"`
Sep 04 13:12:13.797 INFO blam! 4b3cf87e03046fcab15f03f5013ce3398537aa31dd5c9179eda1b910cd33d249