Sep 10 22:23:04.201 INFO checking base32768-0.1.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 22:23:04.201 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 22:23:04.201 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 22:23:04.350 INFO blam! c3c37744809974fe3608067fd00cf34ab8e58b91f9c536a44b74d32e62046a8b
Sep 10 22:23:04.351 INFO running `"docker" "start" "-a" "c3c37744809974fe3608067fd00cf34ab8e58b91f9c536a44b74d32e62046a8b"`
Sep 10 22:23:05.328 INFO kablam! usermod: no changes
Sep 10 22:23:05.351 INFO kablam!     Checking base32768 v0.1.0 (file:///source)
Sep 10 22:23:05.752 INFO kablam! error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
Sep 10 22:23:05.752 INFO kablam!    --> src/lib.rs:199:52
Sep 10 22:23:05.752 INFO kablam!     |
Sep 10 22:23:05.752 INFO kablam! 199 |                 let test_string: String = txt_file.chars().map(|c| c.unwrap()).collect();
Sep 10 22:23:05.752 INFO kablam!     |                                                    ^^^^^
Sep 10 22:23:05.752 INFO kablam! 
Sep 10 22:23:05.817 INFO kablam! error: aborting due to previous error
Sep 10 22:23:05.817 INFO kablam! 
Sep 10 22:23:05.817 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 10 22:23:05.824 INFO kablam! error: Could not compile `base32768`.
Sep 10 22:23:05.824 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 22:23:05.861 INFO kablam! error[E0635]: unknown feature `io`
Sep 10 22:23:05.861 INFO kablam!  --> src/lib.rs:1:12
Sep 10 22:23:05.861 INFO kablam!   |
Sep 10 22:23:05.861 INFO kablam! 1 | #![feature(io)]
Sep 10 22:23:05.861 INFO kablam!   |            ^^
Sep 10 22:23:05.861 INFO kablam! 
Sep 10 22:23:05.861 INFO kablam! error: aborting due to previous error
Sep 10 22:23:05.861 INFO kablam! 
Sep 10 22:23:05.861 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 10 22:23:05.861 INFO kablam! error: Could not compile `base32768`.
Sep 10 22:23:05.861 INFO kablam! 
Sep 10 22:23:05.861 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 22:23:05.862 INFO kablam! su: No module specific data is present
Sep 10 22:23:06.668 INFO running `"docker" "rm" "-f" "c3c37744809974fe3608067fd00cf34ab8e58b91f9c536a44b74d32e62046a8b"`
Sep 10 22:23:06.780 INFO blam! c3c37744809974fe3608067fd00cf34ab8e58b91f9c536a44b74d32e62046a8b