Sep 20 01:19:46.011 INFO checking json_flex-0.3.2 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 01:19:46.011 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 01:19:46.011 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-7/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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=1000" "-e" "CMD=cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 01:19:46.157 INFO blam! 823fcd25f3d239db4d6e5d69252461f02faac45e5658e000d5ed08e31f58f32e
Sep 20 01:19:46.159 INFO running `"docker" "start" "-a" "823fcd25f3d239db4d6e5d69252461f02faac45e5658e000d5ed08e31f58f32e"`
Sep 20 01:19:47.115 INFO kablam! usermod: no changes
Sep 20 01:19:47.144 INFO kablam!     Checking json_flex v0.3.2 (/source)
Sep 20 01:19:47.551 INFO kablam! warning: unused import: `std::fs::File`
Sep 20 01:19:47.551 INFO kablam!  --> src/test.rs:4:5
Sep 20 01:19:47.551 INFO kablam!   |
Sep 20 01:19:47.551 INFO kablam! 4 | use std::fs::File;
Sep 20 01:19:47.551 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 20 01:19:47.551 INFO kablam!   |
Sep 20 01:19:47.551 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 01:19:47.551 INFO kablam! 
Sep 20 01:19:47.551 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 20 01:19:47.551 INFO kablam!  --> src/test.rs:5:5
Sep 20 01:19:47.551 INFO kablam!   |
Sep 20 01:19:47.551 INFO kablam! 5 | use std::io::prelude::*;
Sep 20 01:19:47.551 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 20 01:19:47.551 INFO kablam! 
Sep 20 01:19:48.431 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Sep 20 01:19:48.433 INFO kablam! su: No module specific data is present
Sep 20 01:19:49.043 INFO running `"docker" "rm" "-f" "823fcd25f3d239db4d6e5d69252461f02faac45e5658e000d5ed08e31f58f32e"`
Sep 20 01:19:49.141 INFO blam! 823fcd25f3d239db4d6e5d69252461f02faac45e5658e000d5ed08e31f58f32e