Sep 21 03:02:04.309 INFO checking simple_json-0.2.3 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 03:02:04.309 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 03:02:04.309 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 03:02:04.438 INFO blam! 1158fea4e7d281b7d31fa44016c003cf248bced1769861ce5e8e6c011de5ce2d
Sep 21 03:02:04.440 INFO running `"docker" "start" "-a" "1158fea4e7d281b7d31fa44016c003cf248bced1769861ce5e8e6c011de5ce2d"`
Sep 21 03:02:05.183 INFO kablam! usermod: no changes
Sep 21 03:02:05.207 INFO kablam!     Checking simple_json v0.2.3 (/source)
Sep 21 03:02:06.199 INFO kablam! warning: unused import: `Number`
Sep 21 03:02:06.199 INFO kablam!  --> tests/to_string.rs:4:26
Sep 21 03:02:06.199 INFO kablam!   |
Sep 21 03:02:06.199 INFO kablam! 4 | use simple_json::{ Json, Number };
Sep 21 03:02:06.199 INFO kablam!   |                          ^^^^^^
Sep 21 03:02:06.199 INFO kablam!   |
Sep 21 03:02:06.199 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 03:02:06.199 INFO kablam! 
Sep 21 03:02:06.500 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Sep 21 03:02:06.503 INFO kablam! su: No module specific data is present
Sep 21 03:02:06.999 INFO running `"docker" "rm" "-f" "1158fea4e7d281b7d31fa44016c003cf248bced1769861ce5e8e6c011de5ce2d"`
Sep 21 03:02:07.049 INFO blam! 1158fea4e7d281b7d31fa44016c003cf248bced1769861ce5e8e6c011de5ce2d