Sep 20 21:24:23.650 INFO checking renato-zannon/missing-constants against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 20 21:24:23.650 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 20 21:24:23.650 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-7/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 21:24:23.926 INFO blam! f6cc52d2c5c0f315054353de86da54765b49ade062e702f62c5a84e2d421a6bd
Sep 20 21:24:23.929 INFO running `"docker" "start" "-a" "f6cc52d2c5c0f315054353de86da54765b49ade062e702f62c5a84e2d421a6bd"`
Sep 20 21:24:26.206 INFO kablam! usermod: no changes
Sep 20 21:24:26.298 INFO kablam!     Checking pom v1.1.0
Sep 20 21:24:27.214 INFO kablam!     Checking missing-constants v0.1.0 (/source)
Sep 20 21:24:27.598 INFO kablam! warning: struct is never constructed: `ConstReference`
Sep 20 21:24:27.598 INFO kablam!   --> src/main.rs:19:1
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam! 19 | struct ConstReference {
Sep 20 21:24:27.599 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.599 INFO kablam! warning: function is never used: `const_reference`
Sep 20 21:24:27.599 INFO kablam!   --> src/main.rs:24:1
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam! 24 | fn const_reference() -> Parser<u8, ConstReference> {
Sep 20 21:24:27.599 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.599 INFO kablam! warning: function is never used: `module_end`
Sep 20 21:24:27.599 INFO kablam!    --> src/main.rs:102:1
Sep 20 21:24:27.599 INFO kablam!     |
Sep 20 21:24:27.599 INFO kablam! 102 | fn module_end(indent_size: usize) -> Parser<u8, ()> {
Sep 20 21:24:27.599 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.599 INFO kablam! warning: struct is never constructed: `ConstReference`
Sep 20 21:24:27.599 INFO kablam!   --> src/main.rs:19:1
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam! 19 | struct ConstReference {
Sep 20 21:24:27.599 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.599 INFO kablam! warning: function is never used: `const_reference`
Sep 20 21:24:27.599 INFO kablam!   --> src/main.rs:24:1
Sep 20 21:24:27.599 INFO kablam!    |
Sep 20 21:24:27.599 INFO kablam! 24 | fn const_reference() -> Parser<u8, ConstReference> {
Sep 20 21:24:27.599 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.599 INFO kablam! warning: function is never used: `module_end`
Sep 20 21:24:27.599 INFO kablam!    --> src/main.rs:102:1
Sep 20 21:24:27.599 INFO kablam!     |
Sep 20 21:24:27.599 INFO kablam! 102 | fn module_end(indent_size: usize) -> Parser<u8, ()> {
Sep 20 21:24:27.599 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 21:24:27.599 INFO kablam! 
Sep 20 21:24:27.664 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Sep 20 21:24:27.668 INFO kablam! su: No module specific data is present
Sep 20 21:24:28.762 INFO running `"docker" "rm" "-f" "f6cc52d2c5c0f315054353de86da54765b49ade062e702f62c5a84e2d421a6bd"`
Sep 20 21:24:28.891 INFO blam! f6cc52d2c5c0f315054353de86da54765b49ade062e702f62c5a84e2d421a6bd