Aug 02 00:09:04.804 INFO checking rson_rs-0.2.1 against 1.27.2 for lazy_static-1
Aug 02 00:09:04.804 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:09:04.804 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 00:09:04.804 INFO running `"docker" "create" "-v" "/tmp/crater.imstYAgT28sd:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 00:09:05.075 INFO blam! e3fa6689d9be56ddcb1e988f90bc98c2dc76be5b7c151747e8a7d4548435269a
Aug 02 00:09:05.077 INFO running `"docker" "start" "-a" "e3fa6689d9be56ddcb1e988f90bc98c2dc76be5b7c151747e8a7d4548435269a"`
Aug 02 00:09:05.998 INFO kablam!     Checking rson_rs v0.2.1 (file:///source)
Aug 02 00:09:07.718 INFO kablam! warning: unnecessary parentheses around function argument
Aug 02 00:09:07.718 INFO kablam!   --> src/de/tests.rs:76:19
Aug 02 00:09:07.719 INFO kablam!    |
Aug 02 00:09:07.719 INFO kablam! 76 |     assert_eq!(Ok(([2, 3, 4i32].to_vec())), from_str("[2,3,4,]"));
Aug 02 00:09:07.719 INFO kablam!    |                   ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Aug 02 00:09:07.719 INFO kablam!    |
Aug 02 00:09:07.719 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 00:09:07.719 INFO kablam! 
Aug 02 00:09:13.509 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.59s
Aug 02 00:09:13.517 INFO kablam! su: No module specific data is present
Aug 02 00:09:14.193 INFO running `"docker" "rm" "-f" "e3fa6689d9be56ddcb1e988f90bc98c2dc76be5b7c151747e8a7d4548435269a"`
Aug 02 00:09:14.375 INFO blam! e3fa6689d9be56ddcb1e988f90bc98c2dc76be5b7c151747e8a7d4548435269a