Aug 02 07:16:22.537 INFO checking hindley-milner-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 07:16:22.537 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:16:22.537 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:16:22.537 INFO running `"docker" "create" "-v" "/tmp/crater.OBhrzkzKdVO7:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+tmplazy:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 07:16:22.738 INFO blam! bce2cf11caaf12b40d5118916c58281f7529360205b07c4c008bce86c03b8ffc
Aug 02 07:16:22.742 INFO running `"docker" "start" "-a" "bce2cf11caaf12b40d5118916c58281f7529360205b07c4c008bce86c03b8ffc"`
Aug 02 07:16:23.880 INFO kablam!     Checking hindley-milner v0.1.0 (file:///source)
Aug 02 07:16:24.755 INFO kablam! warning: struct is never used: `Namer`
Aug 02 07:16:24.755 INFO kablam!   --> src/lib.rs:77:1
Aug 02 07:16:24.755 INFO kablam!    |
Aug 02 07:16:24.755 INFO kablam! 77 | struct Namer {
Aug 02 07:16:24.755 INFO kablam!    | ^^^^^^^^^^^^
Aug 02 07:16:24.755 INFO kablam!    |
Aug 02 07:16:24.755 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 02 07:16:24.756 INFO kablam! 
Aug 02 07:16:24.756 INFO kablam! warning: method is never used: `next`
Aug 02 07:16:24.756 INFO kablam!   --> src/lib.rs:83:5
Aug 02 07:16:24.756 INFO kablam!    |
Aug 02 07:16:24.756 INFO kablam! 83 |     fn next(&mut self) -> String {
Aug 02 07:16:24.756 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:16:24.756 INFO kablam! 
Aug 02 07:16:24.756 INFO kablam! warning: method is never used: `name`
Aug 02 07:16:24.756 INFO kablam!   --> src/lib.rs:89:5
Aug 02 07:16:24.756 INFO kablam!    |
Aug 02 07:16:24.756 INFO kablam! 89 |     fn name(&mut self, t: ArenaType) -> String {
Aug 02 07:16:24.756 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:16:24.756 INFO kablam! 
Aug 02 07:16:24.756 INFO kablam! warning: method is never used: `id`
Aug 02 07:16:24.756 INFO kablam!    --> src/lib.rs:124:5
Aug 02 07:16:24.756 INFO kablam!     |
Aug 02 07:16:24.756 INFO kablam! 124 |     fn id(&self) -> usize {
Aug 02 07:16:24.756 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:16:24.756 INFO kablam! 
Aug 02 07:16:24.756 INFO kablam! warning: method is never used: `as_string`
Aug 02 07:16:24.756 INFO kablam!    --> src/lib.rs:146:5
Aug 02 07:16:24.756 INFO kablam!     |
Aug 02 07:16:24.756 INFO kablam! 146 |     fn as_string(&self, a: &Vec<Type>, namer: &mut Namer) -> String {
Aug 02 07:16:24.756 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:16:24.756 INFO kablam! 
Aug 02 07:16:24.756 INFO kablam! warning: static item is never used: `INTEGER`
Aug 02 07:16:24.756 INFO kablam!    --> src/lib.rs:206:1
Aug 02 07:16:24.756 INFO kablam!     |
Aug 02 07:16:24.756 INFO kablam! 206 | / lazy_static! {
Aug 02 07:16:24.756 INFO kablam! 207 | |     // Basic integer
Aug 02 07:16:24.757 INFO kablam! 208 | |     static ref INTEGER: Type = Type::new_operator(0, "int", &[]);
Aug 02 07:16:24.757 INFO kablam! 209 | |     // Basic bool
Aug 02 07:16:24.757 INFO kablam! 210 | |     static ref BOOL: Type = Type::new_operator(1, "bool", &[]);
Aug 02 07:16:24.757 INFO kablam! 211 | | }
Aug 02 07:16:24.757 INFO kablam!     | |_^
Aug 02 07:16:24.757 INFO kablam!     |
Aug 02 07:16:24.757 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 02 07:16:24.757 INFO kablam! 
Aug 02 07:16:24.757 INFO kablam! warning: static item is never used: `BOOL`
Aug 02 07:16:24.757 INFO kablam!    --> src/lib.rs:206:1
Aug 02 07:16:24.757 INFO kablam!     |
Aug 02 07:16:24.757 INFO kablam! 206 | / lazy_static! {
Aug 02 07:16:24.757 INFO kablam! 207 | |     // Basic integer
Aug 02 07:16:24.757 INFO kablam! 208 | |     static ref INTEGER: Type = Type::new_operator(0, "int", &[]);
Aug 02 07:16:24.757 INFO kablam! 209 | |     // Basic bool
Aug 02 07:16:24.757 INFO kablam! 210 | |     static ref BOOL: Type = Type::new_operator(1, "bool", &[]);
Aug 02 07:16:24.757 INFO kablam! 211 | | }
Aug 02 07:16:24.758 INFO kablam!     | |_^
Aug 02 07:16:24.758 INFO kablam!     |
Aug 02 07:16:24.758 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Aug 02 07:16:24.758 INFO kablam! 
Aug 02 07:16:24.758 INFO kablam! warning: function is never used: `test_env`
Aug 02 07:16:24.759 INFO kablam!    --> src/lib.rs:537:1
Aug 02 07:16:24.759 INFO kablam!     |
Aug 02 07:16:24.759 INFO kablam! 537 | fn test_env() -> (Vec<Type>, Env) {
Aug 02 07:16:24.759 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 07:16:24.759 INFO kablam! 
Aug 02 07:16:24.876 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Aug 02 07:16:24.878 INFO kablam! su: No module specific data is present
Aug 02 07:16:26.814 INFO running `"docker" "rm" "-f" "bce2cf11caaf12b40d5118916c58281f7529360205b07c4c008bce86c03b8ffc"`
Aug 02 07:16:26.931 INFO blam! bce2cf11caaf12b40d5118916c58281f7529360205b07c4c008bce86c03b8ffc