Sep 05 23:58:04.715 INFO checking simple_json-0.2.3 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 23:58:04.715 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 23:58:04.715 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 23:58:04.881 INFO blam! d1f7043947ceac5a539d206e302c6a4893d07194732695e58638b10c86272590
Sep 05 23:58:04.882 INFO running `"docker" "start" "-a" "d1f7043947ceac5a539d206e302c6a4893d07194732695e58638b10c86272590"`
Sep 05 23:58:05.890 INFO kablam! usermod: no changes
Sep 05 23:58:05.912 INFO kablam!     Checking simple_json v0.2.3 (file:///source)
Sep 05 23:58:06.506 INFO kablam! warning: unused import: `Number`
Sep 05 23:58:06.506 INFO kablam!  --> tests/to_string.rs:4:26
Sep 05 23:58:06.506 INFO kablam!   |
Sep 05 23:58:06.506 INFO kablam! 4 | use simple_json::{ Json, Number };
Sep 05 23:58:06.506 INFO kablam!   |                          ^^^^^^
Sep 05 23:58:06.506 INFO kablam!   |
Sep 05 23:58:06.506 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 05 23:58:06.506 INFO kablam! 
Sep 05 23:58:06.745 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Sep 05 23:58:06.747 INFO kablam! su: No module specific data is present
Sep 05 23:58:07.350 INFO running `"docker" "rm" "-f" "d1f7043947ceac5a539d206e302c6a4893d07194732695e58638b10c86272590"`
Sep 05 23:58:07.414 INFO blam! d1f7043947ceac5a539d206e302c6a4893d07194732695e58638b10c86272590