Sep 20 04:36:57.190 INFO checking base32768-0.1.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 20 04:36:57.190 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 20 04:36:57.190 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-0/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:36:57.569 INFO blam! bc143703bc092ee93a6e273e48a75b903055f941d965e5006ee0c6e12d32bec1
Sep 20 04:36:57.569 INFO running `"docker" "start" "-a" "bc143703bc092ee93a6e273e48a75b903055f941d965e5006ee0c6e12d32bec1"`
Sep 20 04:36:59.111 INFO kablam! usermod: no changes
Sep 20 04:36:59.132 INFO kablam!     Checking base32768 v0.1.0 (/source)
Sep 20 04:36:59.509 INFO kablam! error[E0635]: unknown feature `io`
Sep 20 04:36:59.509 INFO kablam!  --> src/lib.rs:1:12
Sep 20 04:36:59.509 INFO kablam!   |
Sep 20 04:36:59.509 INFO kablam! 1 | #![feature(io)]
Sep 20 04:36:59.509 INFO kablam!   |            ^^
Sep 20 04:36:59.509 INFO kablam! 
Sep 20 04:36:59.515 INFO kablam! error: aborting due to previous error
Sep 20 04:36:59.515 INFO kablam! 
Sep 20 04:36:59.515 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 20 04:36:59.521 INFO kablam! error: Could not compile `base32768`.
Sep 20 04:36:59.521 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 04:36:59.582 INFO kablam! error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
Sep 20 04:36:59.582 INFO kablam!    --> src/lib.rs:199:52
Sep 20 04:36:59.582 INFO kablam!     |
Sep 20 04:36:59.582 INFO kablam! 199 |                 let test_string: String = txt_file.chars().map(|c| c.unwrap()).collect();
Sep 20 04:36:59.582 INFO kablam!     |                                                    ^^^^^
Sep 20 04:36:59.582 INFO kablam! 
Sep 20 04:36:59.659 INFO kablam! error: aborting due to previous error
Sep 20 04:36:59.659 INFO kablam! 
Sep 20 04:36:59.659 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 20 04:36:59.660 INFO kablam! error: Could not compile `base32768`.
Sep 20 04:36:59.660 INFO kablam! 
Sep 20 04:36:59.660 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 04:36:59.660 INFO kablam! su: No module specific data is present
Sep 20 04:37:00.342 INFO running `"docker" "rm" "-f" "bc143703bc092ee93a6e273e48a75b903055f941d965e5006ee0c6e12d32bec1"`
Sep 20 04:37:00.412 INFO blam! bc143703bc092ee93a6e273e48a75b903055f941d965e5006ee0c6e12d32bec1