Sep 02 02:35:04.153 INFO checking base32768-0.1.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 02:35:04.153 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 02:35:04.153 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 02:35:04.330 INFO blam! dfc827dfa5e6f206d88ee0e812eb582bb606d7aa1321c7b44b6028a72f69c98e
Sep 02 02:35:04.332 INFO running `"docker" "start" "-a" "dfc827dfa5e6f206d88ee0e812eb582bb606d7aa1321c7b44b6028a72f69c98e"`
Sep 02 02:35:04.933 INFO kablam!     Checking base32768 v0.1.0 (file:///source)
Sep 02 02:35:05.896 INFO kablam! error[E0635]: unknown feature `io`
Sep 02 02:35:05.896 INFO kablam!  --> src/lib.rs:1:12
Sep 02 02:35:05.896 INFO kablam!   |
Sep 02 02:35:05.896 INFO kablam! 1 | #![feature(io)]
Sep 02 02:35:05.896 INFO kablam!   |            ^^
Sep 02 02:35:05.896 INFO kablam! 
Sep 02 02:35:05.905 INFO kablam! error: aborting due to previous error
Sep 02 02:35:05.905 INFO kablam! 
Sep 02 02:35:05.905 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 02:35:05.913 INFO kablam! error: Could not compile `base32768`.
Sep 02 02:35:05.913 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 02:35:06.013 INFO kablam! error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
Sep 02 02:35:06.013 INFO kablam!    --> src/lib.rs:199:52
Sep 02 02:35:06.013 INFO kablam!     |
Sep 02 02:35:06.013 INFO kablam! 199 |                 let test_string: String = txt_file.chars().map(|c| c.unwrap()).collect();
Sep 02 02:35:06.013 INFO kablam!     |                                                    ^^^^^
Sep 02 02:35:06.013 INFO kablam! 
Sep 02 02:35:06.103 INFO kablam! error: aborting due to previous error
Sep 02 02:35:06.103 INFO kablam! 
Sep 02 02:35:06.103 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 02 02:35:06.109 INFO kablam! error: Could not compile `base32768`.
Sep 02 02:35:06.109 INFO kablam! 
Sep 02 02:35:06.109 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 02:35:06.110 INFO kablam! su: No module specific data is present
Sep 02 02:35:06.604 INFO running `"docker" "rm" "-f" "dfc827dfa5e6f206d88ee0e812eb582bb606d7aa1321c7b44b6028a72f69c98e"`
Sep 02 02:35:06.697 INFO blam! dfc827dfa5e6f206d88ee0e812eb582bb606d7aa1321c7b44b6028a72f69c98e