Sep 06 04:58:34.662 INFO checking json_flex-0.3.2 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 04:58:34.662 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 04:58:34.662 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 04:58:34.817 INFO blam! 2ce4c89e37f4a15d600567845f541edb32d808f43f402ef2b3d4715ca6db04e7
Sep 06 04:58:34.819 INFO running `"docker" "start" "-a" "2ce4c89e37f4a15d600567845f541edb32d808f43f402ef2b3d4715ca6db04e7"`
Sep 06 04:58:35.707 INFO kablam! usermod: no changes
Sep 06 04:58:35.746 INFO kablam!     Checking json_flex v0.3.2 (file:///source)
Sep 06 04:58:36.142 INFO kablam! warning: unused import: `std::fs::File`
Sep 06 04:58:36.142 INFO kablam!  --> src/test.rs:4:5
Sep 06 04:58:36.142 INFO kablam!   |
Sep 06 04:58:36.142 INFO kablam! 4 | use std::fs::File;
Sep 06 04:58:36.142 INFO kablam!   |     ^^^^^^^^^^^^^
Sep 06 04:58:36.142 INFO kablam!   |
Sep 06 04:58:36.142 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 06 04:58:36.142 INFO kablam! 
Sep 06 04:58:36.142 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 06 04:58:36.142 INFO kablam!  --> src/test.rs:5:5
Sep 06 04:58:36.142 INFO kablam!   |
Sep 06 04:58:36.142 INFO kablam! 5 | use std::io::prelude::*;
Sep 06 04:58:36.142 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Sep 06 04:58:36.142 INFO kablam! 
Sep 06 04:58:37.170 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Sep 06 04:58:37.172 INFO kablam! su: No module specific data is present
Sep 06 04:58:37.778 INFO running `"docker" "rm" "-f" "2ce4c89e37f4a15d600567845f541edb32d808f43f402ef2b3d4715ca6db04e7"`
Sep 06 04:58:37.904 INFO blam! 2ce4c89e37f4a15d600567845f541edb32d808f43f402ef2b3d4715ca6db04e7