Sep 01 08:09:01.471 INFO checking cifar_10_loader-0.2.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 08:09:01.471 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 08:09:01.471 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 08:09:01.654 INFO blam! 379324f84eb22e37c56ab6671b042ae434b8027e6d4844838daba19f46eee28a
Sep 01 08:09:01.656 INFO running `"docker" "start" "-a" "379324f84eb22e37c56ab6671b042ae434b8027e6d4844838daba19f46eee28a"`
Sep 01 08:09:02.439 INFO kablam!     Checking cifar_10_loader v0.2.0 (file:///source)
Sep 01 08:09:06.844 INFO kablam! warning: unnecessary parentheses around method argument
Sep 01 08:09:06.844 INFO kablam!   --> src/test.rs:49:18
Sep 01 08:09:06.845 INFO kablam!    |
Sep 01 08:09:06.845 INFO kablam! 49 |             .arg(("tar xf ".to_string() + path))
Sep 01 08:09:06.845 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Sep 01 08:09:06.845 INFO kablam!    |
Sep 01 08:09:06.845 INFO kablam!    = note: #[warn(unused_parens)] on by default
Sep 01 08:09:06.845 INFO kablam! 
Sep 01 08:09:07.472 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
Sep 01 08:09:07.485 INFO kablam! su: No module specific data is present
Sep 01 08:09:07.988 INFO running `"docker" "rm" "-f" "379324f84eb22e37c56ab6671b042ae434b8027e6d4844838daba19f46eee28a"`
Sep 01 08:09:08.085 INFO blam! 379324f84eb22e37c56ab6671b042ae434b8027e6d4844838daba19f46eee28a