Sep 20 06:15:44.428 INFO checking base32768-0.1.0 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 20 06:15:44.428 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 20 06:15:44.429 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-6/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 06:15:44.598 INFO blam! 0e16737ea5d73bc48425fb6df5fe90d64308e0aa23938d86757aa3035f78f10e
Sep 20 06:15:44.600 INFO running `"docker" "start" "-a" "0e16737ea5d73bc48425fb6df5fe90d64308e0aa23938d86757aa3035f78f10e"`
Sep 20 06:15:45.480 INFO kablam! usermod: no changes
Sep 20 06:15:45.513 INFO kablam!     Checking base32768 v0.1.0 (/source)
Sep 20 06:15:45.855 INFO kablam! error[E0635]: unknown feature `io`
Sep 20 06:15:45.855 INFO kablam!  --> src/lib.rs:1:12
Sep 20 06:15:45.855 INFO kablam!   |
Sep 20 06:15:45.855 INFO kablam! 1 | #![feature(io)]
Sep 20 06:15:45.855 INFO kablam!   |            ^^
Sep 20 06:15:45.855 INFO kablam! 
Sep 20 06:15:45.861 INFO kablam! error: aborting due to previous error
Sep 20 06:15:45.861 INFO kablam! 
Sep 20 06:15:45.861 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 20 06:15:45.868 INFO kablam! error: Could not compile `base32768`.
Sep 20 06:15:45.868 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 06:15:45.971 INFO kablam! error[E0599]: no method named `chars` found for type `std::fs::File` in the current scope
Sep 20 06:15:45.971 INFO kablam!    --> src/lib.rs:199:52
Sep 20 06:15:45.971 INFO kablam!     |
Sep 20 06:15:45.971 INFO kablam! 199 |                 let test_string: String = txt_file.chars().map(|c| c.unwrap()).collect();
Sep 20 06:15:45.971 INFO kablam!     |                                                    ^^^^^
Sep 20 06:15:45.971 INFO kablam! 
Sep 20 06:15:46.032 INFO kablam! error: aborting due to previous error
Sep 20 06:15:46.032 INFO kablam! 
Sep 20 06:15:46.032 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Sep 20 06:15:46.042 INFO kablam! error: Could not compile `base32768`.
Sep 20 06:15:46.042 INFO kablam! 
Sep 20 06:15:46.042 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 06:15:46.042 INFO kablam! su: No module specific data is present
Sep 20 06:15:46.665 INFO running `"docker" "rm" "-f" "0e16737ea5d73bc48425fb6df5fe90d64308e0aa23938d86757aa3035f78f10e"`
Sep 20 06:15:46.749 INFO blam! 0e16737ea5d73bc48425fb6df5fe90d64308e0aa23938d86757aa3035f78f10e