Aug 17 04:06:23.980 INFO checking UnicodeSnowman/writing_an_interpreter_in_rust against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 04:06:23.980 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 04:06:23.980 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 04:06:23.980 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-5/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 04:06:24.244 INFO blam! f430bb3bfca455a0dd2a812e807ed7612d9f1d8fd97daad8df6c50814eff5b91
Aug 17 04:06:24.245 INFO running `"docker" "start" "-a" "f430bb3bfca455a0dd2a812e807ed7612d9f1d8fd97daad8df6c50814eff5b91"`
Aug 17 04:06:25.487 INFO kablam!     Checking writing_an_interpreter_in_rust v0.1.0 (file:///source)
Aug 17 04:06:26.317 INFO kablam! warning: private type `(dyn ast::Statement + 'static)` in public interface (error E0446)
Aug 17 04:06:26.317 INFO kablam!   --> src/ast.rs:16:5
Aug 17 04:06:26.317 INFO kablam!    |
Aug 17 04:06:26.317 INFO kablam! 16 |     pub statements: Vec<Box<Statement>>
Aug 17 04:06:26.317 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.322 INFO kablam!    |
Aug 17 04:06:26.322 INFO kablam!    = note: #[warn(private_in_public)] on by default
Aug 17 04:06:26.322 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Aug 17 04:06:26.322 INFO kablam!    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Aug 17 04:06:26.323 INFO kablam! 
Aug 17 04:06:26.325 INFO kablam! warning: unused variable: `blah`
Aug 17 04:06:26.325 INFO kablam!   --> src/parser.rs:26:13
Aug 17 04:06:26.325 INFO kablam!    |
Aug 17 04:06:26.325 INFO kablam! 26 |         let blah = lexer.current_token();
Aug 17 04:06:26.325 INFO kablam!    |             ^^^^ help: consider using `_blah` instead
Aug 17 04:06:26.325 INFO kablam!    |
Aug 17 04:06:26.325 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 17 04:06:26.325 INFO kablam! 
Aug 17 04:06:26.398 INFO kablam! warning: method is never used: `token_literal`
Aug 17 04:06:26.398 INFO kablam!   --> src/ast.rs:20:5
Aug 17 04:06:26.398 INFO kablam!    |
Aug 17 04:06:26.399 INFO kablam! 20 |     fn token_literal(&self) -> &str {
Aug 17 04:06:26.399 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.399 INFO kablam!    |
Aug 17 04:06:26.399 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 17 04:06:26.399 INFO kablam! 
Aug 17 04:06:26.399 INFO kablam! warning: field is never used: `name`
Aug 17 04:06:26.399 INFO kablam!   --> src/ast.rs:31:5
Aug 17 04:06:26.399 INFO kablam!    |
Aug 17 04:06:26.399 INFO kablam! 31 |     name: Identifier<'a>,
Aug 17 04:06:26.399 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.399 INFO kablam! 
Aug 17 04:06:26.399 INFO kablam! warning: field is never used: `value`
Aug 17 04:06:26.399 INFO kablam!   --> src/ast.rs:32:5
Aug 17 04:06:26.399 INFO kablam!    |
Aug 17 04:06:26.400 INFO kablam! 32 |     value: Box<Expression>
Aug 17 04:06:26.400 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.400 INFO kablam! 
Aug 17 04:06:26.400 INFO kablam! warning: field is never used: `value`
Aug 17 04:06:26.400 INFO kablam!   --> src/ast.rs:47:5
Aug 17 04:06:26.400 INFO kablam!    |
Aug 17 04:06:26.400 INFO kablam! 47 |     value: &'a str
Aug 17 04:06:26.400 INFO kablam!    |     ^^^^^^^^^^^^^^
Aug 17 04:06:26.400 INFO kablam! 
Aug 17 04:06:26.400 INFO kablam! warning: field is never used: `lexer`
Aug 17 04:06:26.400 INFO kablam!  --> src/parser.rs:6:5
Aug 17 04:06:26.400 INFO kablam!   |
Aug 17 04:06:26.400 INFO kablam! 6 |     lexer: &'p mut Lexer,
Aug 17 04:06:26.400 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.400 INFO kablam! 
Aug 17 04:06:26.400 INFO kablam! warning: field is never used: `errors`
Aug 17 04:06:26.400 INFO kablam!  --> src/parser.rs:7:5
Aug 17 04:06:26.400 INFO kablam!   |
Aug 17 04:06:26.400 INFO kablam! 7 |     errors: Vec<&'p str>,
Aug 17 04:06:26.400 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.400 INFO kablam! 
Aug 17 04:06:26.400 INFO kablam! warning: field is never used: `current_token`
Aug 17 04:06:26.400 INFO kablam!  --> src/parser.rs:8:5
Aug 17 04:06:26.400 INFO kablam!   |
Aug 17 04:06:26.400 INFO kablam! 8 |     current_token: Token<'p>,
Aug 17 04:06:26.400 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.400 INFO kablam! 
Aug 17 04:06:26.400 INFO kablam! warning: field is never used: `peek_token`
Aug 17 04:06:26.400 INFO kablam!  --> src/parser.rs:9:5
Aug 17 04:06:26.401 INFO kablam!   |
Aug 17 04:06:26.401 INFO kablam! 9 |     peek_token: Token<'p>
Aug 17 04:06:26.401 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.401 INFO kablam! 
Aug 17 04:06:26.401 INFO kablam! warning: method is never used: `next_token`
Aug 17 04:06:26.401 INFO kablam!   --> src/parser.rs:46:5
Aug 17 04:06:26.401 INFO kablam!    |
Aug 17 04:06:26.401 INFO kablam! 46 |     fn next_token(&'p mut self) {
Aug 17 04:06:26.401 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.401 INFO kablam! 
Aug 17 04:06:26.457 INFO kablam! warning: private type `(dyn ast::Statement + 'static)` in public interface (error E0446)
Aug 17 04:06:26.457 INFO kablam!   --> src/ast.rs:16:5
Aug 17 04:06:26.457 INFO kablam!    |
Aug 17 04:06:26.457 INFO kablam! 16 |     pub statements: Vec<Box<Statement>>
Aug 17 04:06:26.457 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.457 INFO kablam!    |
Aug 17 04:06:26.457 INFO kablam!    = note: #[warn(private_in_public)] on by default
Aug 17 04:06:26.458 INFO kablam!    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Aug 17 04:06:26.458 INFO kablam!    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
Aug 17 04:06:26.458 INFO kablam! 
Aug 17 04:06:26.472 INFO kablam! warning: unused variable: `blah`
Aug 17 04:06:26.472 INFO kablam!   --> src/parser.rs:26:13
Aug 17 04:06:26.472 INFO kablam!    |
Aug 17 04:06:26.472 INFO kablam! 26 |         let blah = lexer.current_token();
Aug 17 04:06:26.472 INFO kablam!    |             ^^^^ help: consider using `_blah` instead
Aug 17 04:06:26.472 INFO kablam!    |
Aug 17 04:06:26.473 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 17 04:06:26.473 INFO kablam! 
Aug 17 04:06:26.563 INFO kablam! warning: method is never used: `token_literal`
Aug 17 04:06:26.563 INFO kablam!   --> src/ast.rs:20:5
Aug 17 04:06:26.563 INFO kablam!    |
Aug 17 04:06:26.563 INFO kablam! 20 |     fn token_literal(&self) -> &str {
Aug 17 04:06:26.563 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.563 INFO kablam!    |
Aug 17 04:06:26.564 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 17 04:06:26.564 INFO kablam! 
Aug 17 04:06:26.564 INFO kablam! warning: field is never used: `name`
Aug 17 04:06:26.564 INFO kablam!   --> src/ast.rs:31:5
Aug 17 04:06:26.564 INFO kablam!    |
Aug 17 04:06:26.564 INFO kablam! 31 |     name: Identifier<'a>,
Aug 17 04:06:26.564 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.564 INFO kablam! 
Aug 17 04:06:26.564 INFO kablam! warning: field is never used: `value`
Aug 17 04:06:26.565 INFO kablam!   --> src/ast.rs:32:5
Aug 17 04:06:26.565 INFO kablam!    |
Aug 17 04:06:26.565 INFO kablam! 32 |     value: Box<Expression>
Aug 17 04:06:26.565 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.565 INFO kablam! 
Aug 17 04:06:26.565 INFO kablam! warning: field is never used: `value`
Aug 17 04:06:26.565 INFO kablam!   --> src/ast.rs:47:5
Aug 17 04:06:26.565 INFO kablam!    |
Aug 17 04:06:26.565 INFO kablam! 47 |     value: &'a str
Aug 17 04:06:26.565 INFO kablam!    |     ^^^^^^^^^^^^^^
Aug 17 04:06:26.565 INFO kablam! 
Aug 17 04:06:26.566 INFO kablam! warning: field is never used: `lexer`
Aug 17 04:06:26.566 INFO kablam!  --> src/parser.rs:6:5
Aug 17 04:06:26.566 INFO kablam!   |
Aug 17 04:06:26.566 INFO kablam! 6 |     lexer: &'p mut Lexer,
Aug 17 04:06:26.566 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.566 INFO kablam! 
Aug 17 04:06:26.566 INFO kablam! warning: field is never used: `errors`
Aug 17 04:06:26.566 INFO kablam!  --> src/parser.rs:7:5
Aug 17 04:06:26.566 INFO kablam!   |
Aug 17 04:06:26.566 INFO kablam! 7 |     errors: Vec<&'p str>,
Aug 17 04:06:26.566 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.567 INFO kablam! 
Aug 17 04:06:26.567 INFO kablam! warning: field is never used: `current_token`
Aug 17 04:06:26.567 INFO kablam!  --> src/parser.rs:8:5
Aug 17 04:06:26.567 INFO kablam!   |
Aug 17 04:06:26.567 INFO kablam! 8 |     current_token: Token<'p>,
Aug 17 04:06:26.567 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.567 INFO kablam! 
Aug 17 04:06:26.567 INFO kablam! warning: field is never used: `peek_token`
Aug 17 04:06:26.567 INFO kablam!  --> src/parser.rs:9:5
Aug 17 04:06:26.567 INFO kablam!   |
Aug 17 04:06:26.567 INFO kablam! 9 |     peek_token: Token<'p>
Aug 17 04:06:26.568 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.568 INFO kablam! 
Aug 17 04:06:26.568 INFO kablam! warning: method is never used: `next_token`
Aug 17 04:06:26.568 INFO kablam!   --> src/parser.rs:46:5
Aug 17 04:06:26.568 INFO kablam!    |
Aug 17 04:06:26.568 INFO kablam! 46 |     fn next_token(&'p mut self) {
Aug 17 04:06:26.568 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 04:06:26.568 INFO kablam! 
Aug 17 04:06:26.644 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
Aug 17 04:06:26.646 INFO kablam! su: No module specific data is present
Aug 17 04:06:27.174 INFO running `"docker" "rm" "-f" "f430bb3bfca455a0dd2a812e807ed7612d9f1d8fd97daad8df6c50814eff5b91"`
Aug 17 04:06:27.337 INFO blam! f430bb3bfca455a0dd2a812e807ed7612d9f1d8fd97daad8df6c50814eff5b91