Aug 31 22:28:14.503 INFO checking little-0.3.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 22:28:14.503 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 22:28:14.503 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 22:28:14.662 INFO blam! 957409114c08a89ce1614e30afbc2c1a0c1542bbba08693f6949722887ac23f8
Aug 31 22:28:14.664 INFO running `"docker" "start" "-a" "957409114c08a89ce1614e30afbc2c1a0c1542bbba08693f6949722887ac23f8"`
Aug 31 22:28:15.294 INFO kablam!     Checking little v0.3.0 (file:///source)
Aug 31 22:28:15.859 INFO kablam! warning: unused import: `BuildError`
Aug 31 22:28:15.859 INFO kablam!  --> src/compiler.rs:9:5
Aug 31 22:28:15.859 INFO kablam!   |
Aug 31 22:28:15.859 INFO kablam! 9 |     BuildError,
Aug 31 22:28:15.859 INFO kablam!   |     ^^^^^^^^^^
Aug 31 22:28:15.859 INFO kablam!   |
Aug 31 22:28:15.859 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:28:15.859 INFO kablam! 
Aug 31 22:28:15.984 INFO kablam! warning: unused import: `BuildError`
Aug 31 22:28:15.985 INFO kablam!  --> src/compiler.rs:9:5
Aug 31 22:28:15.985 INFO kablam!   |
Aug 31 22:28:15.985 INFO kablam! 9 |     BuildError,
Aug 31 22:28:15.985 INFO kablam!   |     ^^^^^^^^^^
Aug 31 22:28:15.985 INFO kablam!   |
Aug 31 22:28:15.985 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:28:15.985 INFO kablam! 
Aug 31 22:28:16.256 INFO kablam! warning: unused import: `Write`
Aug 31 22:28:16.256 INFO kablam!   --> src/lib.rs:14:22
Aug 31 22:28:16.256 INFO kablam!    |
Aug 31 22:28:16.256 INFO kablam! 14 | use std::io::{ self, Write };
Aug 31 22:28:16.256 INFO kablam!    |                      ^^^^^
Aug 31 22:28:16.257 INFO kablam! 
Aug 31 22:28:16.257 INFO kablam! warning: unused import: `Read`
Aug 31 22:28:16.257 INFO kablam!  --> src/interpreter.rs:4:16
Aug 31 22:28:16.257 INFO kablam!   |
Aug 31 22:28:16.257 INFO kablam! 4 | use std::io::{ Read, Write };
Aug 31 22:28:16.257 INFO kablam!   |                ^^^^
Aug 31 22:28:16.257 INFO kablam! 
Aug 31 22:28:16.299 INFO kablam! warning: unused variable: `id`
Aug 31 22:28:16.299 INFO kablam!   --> src/interpreter.rs:64:27
Aug 31 22:28:16.299 INFO kablam!    |
Aug 31 22:28:16.299 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.299 INFO kablam!    |                           ^^ help: consider using `_id` instead
Aug 31 22:28:16.299 INFO kablam!    |
Aug 31 22:28:16.300 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 31 22:28:16.300 INFO kablam! 
Aug 31 22:28:16.300 INFO kablam! warning: unused variable: `env`
Aug 31 22:28:16.300 INFO kablam!   --> src/interpreter.rs:64:37
Aug 31 22:28:16.300 INFO kablam!    |
Aug 31 22:28:16.300 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.300 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Aug 31 22:28:16.300 INFO kablam! 
Aug 31 22:28:16.300 INFO kablam! warning: unused variable: `calls`
Aug 31 22:28:16.300 INFO kablam!   --> src/interpreter.rs:64:55
Aug 31 22:28:16.300 INFO kablam!    |
Aug 31 22:28:16.300 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.300 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Aug 31 22:28:16.300 INFO kablam! 
Aug 31 22:28:16.300 INFO kablam! warning: unused variable: `name`
Aug 31 22:28:16.300 INFO kablam!    --> src/interpreter.rs:136:49
Aug 31 22:28:16.300 INFO kablam!     |
Aug 31 22:28:16.300 INFO kablam! 136 |                     Instruction::Property { mut name } => {
Aug 31 22:28:16.300 INFO kablam!     |                                                 ^^^^ help: try ignoring the field: `name: _`
Aug 31 22:28:16.301 INFO kablam! 
Aug 31 22:28:16.301 INFO kablam! warning: unused variable: `name`
Aug 31 22:28:16.301 INFO kablam!    --> src/interpreter.rs:267:30
Aug 31 22:28:16.301 INFO kablam!     |
Aug 31 22:28:16.301 INFO kablam! 267 |             Mem::Parameter { name } => {
Aug 31 22:28:16.301 INFO kablam!     |                              ^^^^ help: try ignoring the field: `name: _`
Aug 31 22:28:16.301 INFO kablam! 
Aug 31 22:28:16.301 INFO kablam! warning: unused variable: `id`
Aug 31 22:28:16.301 INFO kablam!   --> src/compiler.rs:36:27
Aug 31 22:28:16.301 INFO kablam!    |
Aug 31 22:28:16.301 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.301 INFO kablam!    |                           ^^ help: consider using `_id` instead
Aug 31 22:28:16.301 INFO kablam! 
Aug 31 22:28:16.301 INFO kablam! warning: unused variable: `env`
Aug 31 22:28:16.301 INFO kablam!   --> src/compiler.rs:36:37
Aug 31 22:28:16.301 INFO kablam!    |
Aug 31 22:28:16.301 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.301 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Aug 31 22:28:16.301 INFO kablam! 
Aug 31 22:28:16.302 INFO kablam! warning: unused variable: `calls`
Aug 31 22:28:16.302 INFO kablam!   --> src/compiler.rs:36:55
Aug 31 22:28:16.302 INFO kablam!    |
Aug 31 22:28:16.302 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.302 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Aug 31 22:28:16.302 INFO kablam! 
Aug 31 22:28:16.302 INFO kablam! warning: unused variable: `buf`
Aug 31 22:28:16.302 INFO kablam!   --> src/compiler.rs:68:24
Aug 31 22:28:16.302 INFO kablam!    |
Aug 31 22:28:16.302 INFO kablam! 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Aug 31 22:28:16.302 INFO kablam!    |                        ^^^ help: consider using `_buf` instead
Aug 31 22:28:16.302 INFO kablam! 
Aug 31 22:28:16.302 INFO kablam! warning: unused variable: `input`
Aug 31 22:28:16.302 INFO kablam!   --> src/compiler.rs:80:29
Aug 31 22:28:16.302 INFO kablam!    |
Aug 31 22:28:16.302 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.302 INFO kablam!    |                             ^^^^^ help: consider using `_input` instead
Aug 31 22:28:16.302 INFO kablam! 
Aug 31 22:28:16.302 INFO kablam! warning: unused variable: `output`
Aug 31 22:28:16.303 INFO kablam!   --> src/compiler.rs:80:44
Aug 31 22:28:16.303 INFO kablam!    |
Aug 31 22:28:16.303 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.303 INFO kablam!    |                                            ^^^^^^ help: consider using `_output` instead
Aug 31 22:28:16.303 INFO kablam! 
Aug 31 22:28:16.365 INFO kablam! warning: unused import: `Write`
Aug 31 22:28:16.365 INFO kablam!   --> src/lib.rs:14:22
Aug 31 22:28:16.365 INFO kablam!    |
Aug 31 22:28:16.365 INFO kablam! 14 | use std::io::{ self, Write };
Aug 31 22:28:16.365 INFO kablam!    |                      ^^^^^
Aug 31 22:28:16.365 INFO kablam! 
Aug 31 22:28:16.366 INFO kablam! warning: unused import: `Read`
Aug 31 22:28:16.366 INFO kablam!  --> src/interpreter.rs:4:16
Aug 31 22:28:16.366 INFO kablam!   |
Aug 31 22:28:16.366 INFO kablam! 4 | use std::io::{ Read, Write };
Aug 31 22:28:16.366 INFO kablam!   |                ^^^^
Aug 31 22:28:16.366 INFO kablam! 
Aug 31 22:28:16.412 INFO kablam! warning: unused variable: `id`
Aug 31 22:28:16.412 INFO kablam!   --> src/interpreter.rs:64:27
Aug 31 22:28:16.412 INFO kablam!    |
Aug 31 22:28:16.412 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.412 INFO kablam!    |                           ^^ help: consider using `_id` instead
Aug 31 22:28:16.412 INFO kablam!    |
Aug 31 22:28:16.412 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 31 22:28:16.412 INFO kablam! 
Aug 31 22:28:16.413 INFO kablam! warning: unused variable: `env`
Aug 31 22:28:16.413 INFO kablam!   --> src/interpreter.rs:64:37
Aug 31 22:28:16.413 INFO kablam!    |
Aug 31 22:28:16.413 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.413 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Aug 31 22:28:16.413 INFO kablam! 
Aug 31 22:28:16.414 INFO kablam! warning: unused variable: `calls`
Aug 31 22:28:16.414 INFO kablam!   --> src/interpreter.rs:64:55
Aug 31 22:28:16.414 INFO kablam!    |
Aug 31 22:28:16.414 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.414 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Aug 31 22:28:16.414 INFO kablam! 
Aug 31 22:28:16.414 INFO kablam! warning: unused variable: `name`
Aug 31 22:28:16.414 INFO kablam!    --> src/interpreter.rs:136:49
Aug 31 22:28:16.414 INFO kablam!     |
Aug 31 22:28:16.414 INFO kablam! 136 |                     Instruction::Property { mut name } => {
Aug 31 22:28:16.414 INFO kablam!     |                                                 ^^^^ help: try ignoring the field: `name: _`
Aug 31 22:28:16.414 INFO kablam! 
Aug 31 22:28:16.414 INFO kablam! warning: unused variable: `name`
Aug 31 22:28:16.414 INFO kablam!    --> src/interpreter.rs:267:30
Aug 31 22:28:16.414 INFO kablam!     |
Aug 31 22:28:16.414 INFO kablam! 267 |             Mem::Parameter { name } => {
Aug 31 22:28:16.414 INFO kablam!     |                              ^^^^ help: try ignoring the field: `name: _`
Aug 31 22:28:16.414 INFO kablam! 
Aug 31 22:28:16.415 INFO kablam! warning: unused variable: `id`
Aug 31 22:28:16.415 INFO kablam!   --> src/compiler.rs:36:27
Aug 31 22:28:16.415 INFO kablam!    |
Aug 31 22:28:16.415 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.415 INFO kablam!    |                           ^^ help: consider using `_id` instead
Aug 31 22:28:16.415 INFO kablam! 
Aug 31 22:28:16.415 INFO kablam! warning: unused variable: `env`
Aug 31 22:28:16.415 INFO kablam!   --> src/compiler.rs:36:37
Aug 31 22:28:16.415 INFO kablam!    |
Aug 31 22:28:16.415 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.415 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Aug 31 22:28:16.415 INFO kablam! 
Aug 31 22:28:16.415 INFO kablam! warning: unused variable: `calls`
Aug 31 22:28:16.415 INFO kablam!   --> src/compiler.rs:36:55
Aug 31 22:28:16.415 INFO kablam!    |
Aug 31 22:28:16.415 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Aug 31 22:28:16.415 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Aug 31 22:28:16.415 INFO kablam! 
Aug 31 22:28:16.416 INFO kablam! warning: unused variable: `buf`
Aug 31 22:28:16.416 INFO kablam!   --> src/compiler.rs:68:24
Aug 31 22:28:16.416 INFO kablam!    |
Aug 31 22:28:16.416 INFO kablam! 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Aug 31 22:28:16.416 INFO kablam!    |                        ^^^ help: consider using `_buf` instead
Aug 31 22:28:16.416 INFO kablam! 
Aug 31 22:28:16.416 INFO kablam! warning: unused variable: `input`
Aug 31 22:28:16.416 INFO kablam!   --> src/compiler.rs:80:29
Aug 31 22:28:16.416 INFO kablam!    |
Aug 31 22:28:16.416 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.416 INFO kablam!    |                             ^^^^^ help: consider using `_input` instead
Aug 31 22:28:16.416 INFO kablam! 
Aug 31 22:28:16.416 INFO kablam! warning: unused variable: `output`
Aug 31 22:28:16.416 INFO kablam!   --> src/compiler.rs:80:44
Aug 31 22:28:16.416 INFO kablam!    |
Aug 31 22:28:16.416 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.416 INFO kablam!    |                                            ^^^^^^ help: consider using `_output` instead
Aug 31 22:28:16.417 INFO kablam! 
Aug 31 22:28:16.450 INFO kablam! warning: struct is never constructed: `template_ooo`
Aug 31 22:28:16.450 INFO kablam!   --> src/compiler.rs:77:5
Aug 31 22:28:16.450 INFO kablam!    |
Aug 31 22:28:16.450 INFO kablam! 77 |     pub struct template_ooo;
Aug 31 22:28:16.450 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 22:28:16.450 INFO kablam!    |
Aug 31 22:28:16.450 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 22:28:16.450 INFO kablam! 
Aug 31 22:28:16.450 INFO kablam! warning: method is never used: `output`
Aug 31 22:28:16.450 INFO kablam!   --> src/compiler.rs:80:9
Aug 31 22:28:16.450 INFO kablam!    |
Aug 31 22:28:16.450 INFO kablam! 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.450 INFO kablam! 81 | |             -> Result<usize, io::Error>
Aug 31 22:28:16.450 INFO kablam! 82 | |         where
Aug 31 22:28:16.450 INFO kablam! 83 | |             I: io::Read + io::Seek, O: io::Write
Aug 31 22:28:16.451 INFO kablam! ...  |
Aug 31 22:28:16.451 INFO kablam! 86 | |             Ok(0)
Aug 31 22:28:16.451 INFO kablam! 87 | |         }
Aug 31 22:28:16.451 INFO kablam!    | |_________^
Aug 31 22:28:16.451 INFO kablam! 
Aug 31 22:28:16.585 INFO kablam! warning: struct is never constructed: `template_ooo`
Aug 31 22:28:16.585 INFO kablam!   --> src/compiler.rs:77:5
Aug 31 22:28:16.585 INFO kablam!    |
Aug 31 22:28:16.585 INFO kablam! 77 |     pub struct template_ooo;
Aug 31 22:28:16.585 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 31 22:28:16.585 INFO kablam!    |
Aug 31 22:28:16.585 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 22:28:16.585 INFO kablam! 
Aug 31 22:28:16.585 INFO kablam! warning: method is never used: `output`
Aug 31 22:28:16.585 INFO kablam!   --> src/compiler.rs:80:9
Aug 31 22:28:16.585 INFO kablam!    |
Aug 31 22:28:16.585 INFO kablam! 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Aug 31 22:28:16.585 INFO kablam! 81 | |             -> Result<usize, io::Error>
Aug 31 22:28:16.585 INFO kablam! 82 | |         where
Aug 31 22:28:16.585 INFO kablam! 83 | |             I: io::Read + io::Seek, O: io::Write
Aug 31 22:28:16.585 INFO kablam! ...  |
Aug 31 22:28:16.585 INFO kablam! 86 | |             Ok(0)
Aug 31 22:28:16.586 INFO kablam! 87 | |         }
Aug 31 22:28:16.586 INFO kablam!    | |_________^
Aug 31 22:28:16.586 INFO kablam! 
Aug 31 22:28:17.528 INFO kablam! warning: unused import: `Write`
Aug 31 22:28:17.528 INFO kablam!  --> examples/hello_world.rs:4:22
Aug 31 22:28:17.528 INFO kablam!   |
Aug 31 22:28:17.528 INFO kablam! 4 | use std::io::{ Read, Write };
Aug 31 22:28:17.528 INFO kablam!   |                      ^^^^^
Aug 31 22:28:17.528 INFO kablam!   |
Aug 31 22:28:17.528 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:28:17.528 INFO kablam! 
Aug 31 22:28:17.798 INFO kablam! warning: unused `#[macro_use]` import
Aug 31 22:28:17.799 INFO kablam!  --> tests/compiler.rs:2:1
Aug 31 22:28:17.799 INFO kablam!   |
Aug 31 22:28:17.799 INFO kablam! 2 | #[macro_use] extern crate log;
Aug 31 22:28:17.799 INFO kablam!   | ^^^^^^^^^^^^
Aug 31 22:28:17.799 INFO kablam!   |
Aug 31 22:28:17.799 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 22:28:17.799 INFO kablam! 
Aug 31 22:28:18.009 INFO kablam! warning: function is never used: `output_param`
Aug 31 22:28:18.009 INFO kablam!   --> tests/compiler.rs:16:1
Aug 31 22:28:18.009 INFO kablam!    |
Aug 31 22:28:18.009 INFO kablam! 16 | fn output_param() {
Aug 31 22:28:18.010 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 31 22:28:18.010 INFO kablam!    |
Aug 31 22:28:18.010 INFO kablam!    = note: #[warn(dead_code)] on by default
Aug 31 22:28:18.010 INFO kablam! 
Aug 31 22:28:18.032 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
Aug 31 22:28:18.040 INFO kablam! su: No module specific data is present
Aug 31 22:28:18.474 INFO running `"docker" "rm" "-f" "957409114c08a89ce1614e30afbc2c1a0c1542bbba08693f6949722887ac23f8"`
Aug 31 22:28:18.561 INFO blam! 957409114c08a89ce1614e30afbc2c1a0c1542bbba08693f6949722887ac23f8