Sep 21 13:05:40.733 INFO checking base32768-0.1.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 13:05:40.733 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 13:05:40.733 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-2/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 13:05:40.903 INFO blam! 8d9c17441d6c4b0b5d89d7aac8da42716975d8da0271d4eafc8b3dea9943ca88
Sep 21 13:05:40.904 INFO running `"docker" "start" "-a" "8d9c17441d6c4b0b5d89d7aac8da42716975d8da0271d4eafc8b3dea9943ca88"`
Sep 21 13:05:41.662 INFO kablam! usermod: no changes
Sep 21 13:05:41.691 INFO kablam!     Checking base32768 v0.1.0 (/source)
Sep 21 13:05:42.055 INFO kablam! error[E0635]: unknown feature `io`
Sep 21 13:05:42.055 INFO kablam!  --> src/lib.rs:1:12
Sep 21 13:05:42.055 INFO kablam!   |
Sep 21 13:05:42.055 INFO kablam! 1 | #![feature(io)]
Sep 21 13:05:42.055 INFO kablam!   |            ^^
Sep 21 13:05:42.055 INFO kablam! 
Sep 21 13:05:42.063 INFO kablam! error: aborting due to previous error
Sep 21 13:05:42.063 INFO kablam! 
Sep 21 13:05:42.063 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 21 13:05:42.069 INFO kablam! error: Could not compile `base32768`.
Sep 21 13:05:42.069 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 13:05:42.078 INFO kablam! error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
Sep 21 13:05:42.078 INFO kablam!    --> src/lib.rs:199:52
Sep 21 13:05:42.079 INFO kablam!     |
Sep 21 13:05:42.079 INFO kablam! 199 |                 let test_string: String = txt_file.chars().map(|c| c.unwrap()).collect();
Sep 21 13:05:42.079 INFO kablam!     |                                                    ^^^^^
Sep 21 13:05:42.079 INFO kablam! 
Sep 21 13:05:42.129 INFO kablam! error: aborting due to previous error
Sep 21 13:05:42.130 INFO kablam! 
Sep 21 13:05:42.130 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 21 13:05:42.136 INFO kablam! error: Could not compile `base32768`.
Sep 21 13:05:42.136 INFO kablam! 
Sep 21 13:05:42.136 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 13:05:42.138 INFO kablam! su: No module specific data is present
Sep 21 13:05:42.774 INFO running `"docker" "rm" "-f" "8d9c17441d6c4b0b5d89d7aac8da42716975d8da0271d4eafc8b3dea9943ca88"`
Sep 21 13:05:42.876 INFO blam! 8d9c17441d6c4b0b5d89d7aac8da42716975d8da0271d4eafc8b3dea9943ca88