Sep 10 03:30:57.773 INFO checking lydiolectal/compyler against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 03:30:57.773 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 03:30:57.773 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 03:30:58.068 INFO blam! a4425983d9bc1c7912ae4174a9230ff73adad1e931ed796044ba4b7e821067c8
Sep 10 03:30:58.070 INFO running `"docker" "start" "-a" "a4425983d9bc1c7912ae4174a9230ff73adad1e931ed796044ba4b7e821067c8"`
Sep 10 03:30:59.485 INFO kablam! usermod: no changes
Sep 10 03:30:59.582 INFO kablam!     Checking tempfile v3.0.2
Sep 10 03:31:00.152 INFO kablam!     Checking compyler v0.1.0 (file:///source)
Sep 10 03:31:00.543 INFO kablam! error[E0432]: unresolved import `regex`
Sep 10 03:31:00.543 INFO kablam!  --> src/compile.rs:2:5
Sep 10 03:31:00.543 INFO kablam!   |
Sep 10 03:31:00.543 INFO kablam! 2 | use regex::Regex;
Sep 10 03:31:00.543 INFO kablam!   |     ^^^^^ Maybe a missing `extern crate regex;`?
Sep 10 03:31:00.543 INFO kablam! 
Sep 10 03:31:00.549 INFO kablam! error: cannot find macro `lazy_static!` in this scope
Sep 10 03:31:00.549 INFO kablam!  --> src/compile.rs:4:1
Sep 10 03:31:00.549 INFO kablam!   |
Sep 10 03:31:00.549 INFO kablam! 4 | lazy_static! {
Sep 10 03:31:00.549 INFO kablam!   | ^^^^^^^^^^^
Sep 10 03:31:00.549 INFO kablam! 
Sep 10 03:31:00.570 INFO kablam! error: aborting due to 2 previous errors
Sep 10 03:31:00.570 INFO kablam! 
Sep 10 03:31:00.570 INFO kablam! For more information about this error, try `rustc --explain E0432`.
Sep 10 03:31:00.579 INFO kablam! error: Could not compile `compyler`.
Sep 10 03:31:00.579 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 03:31:01.353 INFO kablam! warning: unreachable pattern
Sep 10 03:31:01.353 INFO kablam!    --> src/codegen.rs:259:13
Sep 10 03:31:01.353 INFO kablam!     |
Sep 10 03:31:01.353 INFO kablam! 259 |             _ => unimplemented!(),
Sep 10 03:31:01.353 INFO kablam!     |             ^
Sep 10 03:31:01.353 INFO kablam!     |
Sep 10 03:31:01.353 INFO kablam!     = note: #[warn(unreachable_patterns)] on by default
Sep 10 03:31:01.353 INFO kablam! 
Sep 10 03:31:01.395 INFO kablam! warning: variable does not need to be mutable
Sep 10 03:31:01.395 INFO kablam!   --> src/codegen.rs:24:20
Sep 10 03:31:01.395 INFO kablam!    |
Sep 10 03:31:01.395 INFO kablam! 24 |     pub fn codegen(mut self) -> Wexp {
Sep 10 03:31:01.395 INFO kablam!    |                    ----^^^^
Sep 10 03:31:01.395 INFO kablam!    |                    |
Sep 10 03:31:01.395 INFO kablam!    |                    help: remove this `mut`
Sep 10 03:31:01.395 INFO kablam!    |
Sep 10 03:31:01.395 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 10 03:31:01.395 INFO kablam! 
Sep 10 03:31:01.669 INFO kablam! warning: unused `std::result::Result` which must be used
Sep 10 03:31:01.669 INFO kablam!    --> src/parser.rs:312:17
Sep 10 03:31:01.669 INFO kablam!     |
Sep 10 03:31:01.669 INFO kablam! 312 |                 self.expect(TokenKind::ParenR);
Sep 10 03:31:01.669 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 03:31:01.669 INFO kablam!     |
Sep 10 03:31:01.669 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 10 03:31:01.669 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Sep 10 03:31:01.669 INFO kablam! 
Sep 10 03:31:01.767 INFO kablam! error: build failed
Sep 10 03:31:01.769 INFO kablam! su: No module specific data is present
Sep 10 03:31:03.473 INFO running `"docker" "rm" "-f" "a4425983d9bc1c7912ae4174a9230ff73adad1e931ed796044ba4b7e821067c8"`
Sep 10 03:31:03.573 INFO blam! a4425983d9bc1c7912ae4174a9230ff73adad1e931ed796044ba4b7e821067c8