Sep 20 00:38:48.105 INFO checking little-0.3.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:38:48.105 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:38:48.105 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-1/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 00:38:48.284 INFO blam! b0f430bed178f620af49996753cbc856bacc159066b8822fc735c277495f83f1
Sep 20 00:38:48.293 INFO running `"docker" "start" "-a" "b0f430bed178f620af49996753cbc856bacc159066b8822fc735c277495f83f1"`
Sep 20 00:38:49.221 INFO kablam! usermod: no changes
Sep 20 00:38:49.263 INFO kablam!     Checking little v0.3.0 (/source)
Sep 20 00:38:49.577 INFO kablam! warning: unused import: `BuildError`
Sep 20 00:38:49.577 INFO kablam!  --> src/compiler.rs:9:5
Sep 20 00:38:49.577 INFO kablam!   |
Sep 20 00:38:49.577 INFO kablam! 9 |     BuildError,
Sep 20 00:38:49.577 INFO kablam!   |     ^^^^^^^^^^
Sep 20 00:38:49.577 INFO kablam!   |
Sep 20 00:38:49.577 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 00:38:49.577 INFO kablam! 
Sep 20 00:38:49.580 INFO kablam! warning: unused import: `BuildError`
Sep 20 00:38:49.580 INFO kablam!  --> src/compiler.rs:9:5
Sep 20 00:38:49.580 INFO kablam!   |
Sep 20 00:38:49.580 INFO kablam! 9 |     BuildError,
Sep 20 00:38:49.580 INFO kablam!   |     ^^^^^^^^^^
Sep 20 00:38:49.580 INFO kablam!   |
Sep 20 00:38:49.580 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 00:38:49.580 INFO kablam! 
Sep 20 00:38:49.783 INFO kablam! warning: unused import: `Write`
Sep 20 00:38:49.783 INFO kablam!   --> src/lib.rs:14:22
Sep 20 00:38:49.783 INFO kablam!    |
Sep 20 00:38:49.783 INFO kablam! 14 | use std::io::{ self, Write };
Sep 20 00:38:49.783 INFO kablam!    |                      ^^^^^
Sep 20 00:38:49.783 INFO kablam! 
Sep 20 00:38:49.783 INFO kablam! warning: unused import: `Read`
Sep 20 00:38:49.783 INFO kablam!  --> src/interpreter.rs:4:16
Sep 20 00:38:49.783 INFO kablam!   |
Sep 20 00:38:49.783 INFO kablam! 4 | use std::io::{ Read, Write };
Sep 20 00:38:49.783 INFO kablam!   |                ^^^^
Sep 20 00:38:49.783 INFO kablam! 
Sep 20 00:38:49.802 INFO kablam! warning: unused variable: `id`
Sep 20 00:38:49.802 INFO kablam!   --> src/interpreter.rs:64:27
Sep 20 00:38:49.802 INFO kablam!    |
Sep 20 00:38:49.802 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.802 INFO kablam!    |                           ^^ help: consider using `_id` instead
Sep 20 00:38:49.802 INFO kablam!    |
Sep 20 00:38:49.802 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 00:38:49.802 INFO kablam! 
Sep 20 00:38:49.802 INFO kablam! warning: unused variable: `env`
Sep 20 00:38:49.802 INFO kablam!   --> src/interpreter.rs:64:37
Sep 20 00:38:49.802 INFO kablam!    |
Sep 20 00:38:49.802 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.802 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `calls`
Sep 20 00:38:49.803 INFO kablam!   --> src/interpreter.rs:64:55
Sep 20 00:38:49.803 INFO kablam!    |
Sep 20 00:38:49.803 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.803 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `name`
Sep 20 00:38:49.803 INFO kablam!    --> src/interpreter.rs:136:49
Sep 20 00:38:49.803 INFO kablam!     |
Sep 20 00:38:49.803 INFO kablam! 136 |                     Instruction::Property { mut name } => {
Sep 20 00:38:49.803 INFO kablam!     |                                                 ^^^^ help: try ignoring the field: `name: _`
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `name`
Sep 20 00:38:49.803 INFO kablam!    --> src/interpreter.rs:267:30
Sep 20 00:38:49.803 INFO kablam!     |
Sep 20 00:38:49.803 INFO kablam! 267 |             Mem::Parameter { name } => {
Sep 20 00:38:49.803 INFO kablam!     |                              ^^^^ help: try ignoring the field: `name: _`
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `id`
Sep 20 00:38:49.803 INFO kablam!   --> src/compiler.rs:36:27
Sep 20 00:38:49.803 INFO kablam!    |
Sep 20 00:38:49.803 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.803 INFO kablam!    |                           ^^ help: consider using `_id` instead
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `env`
Sep 20 00:38:49.803 INFO kablam!   --> src/compiler.rs:36:37
Sep 20 00:38:49.803 INFO kablam!    |
Sep 20 00:38:49.803 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.803 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `calls`
Sep 20 00:38:49.803 INFO kablam!   --> src/compiler.rs:36:55
Sep 20 00:38:49.803 INFO kablam!    |
Sep 20 00:38:49.803 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.803 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Sep 20 00:38:49.803 INFO kablam! 
Sep 20 00:38:49.803 INFO kablam! warning: unused variable: `buf`
Sep 20 00:38:49.803 INFO kablam!   --> src/compiler.rs:68:24
Sep 20 00:38:49.804 INFO kablam!    |
Sep 20 00:38:49.804 INFO kablam! 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Sep 20 00:38:49.804 INFO kablam!    |                        ^^^ help: consider using `_buf` instead
Sep 20 00:38:49.804 INFO kablam! 
Sep 20 00:38:49.804 INFO kablam! warning: unused variable: `input`
Sep 20 00:38:49.804 INFO kablam!   --> src/compiler.rs:80:29
Sep 20 00:38:49.804 INFO kablam!    |
Sep 20 00:38:49.804 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.804 INFO kablam!    |                             ^^^^^ help: consider using `_input` instead
Sep 20 00:38:49.804 INFO kablam! 
Sep 20 00:38:49.804 INFO kablam! warning: unused variable: `output`
Sep 20 00:38:49.804 INFO kablam!   --> src/compiler.rs:80:44
Sep 20 00:38:49.804 INFO kablam!    |
Sep 20 00:38:49.804 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.804 INFO kablam!    |                                            ^^^^^^ help: consider using `_output` instead
Sep 20 00:38:49.804 INFO kablam! 
Sep 20 00:38:49.820 INFO kablam! warning: unused import: `Write`
Sep 20 00:38:49.820 INFO kablam!   --> src/lib.rs:14:22
Sep 20 00:38:49.821 INFO kablam!    |
Sep 20 00:38:49.821 INFO kablam! 14 | use std::io::{ self, Write };
Sep 20 00:38:49.821 INFO kablam!    |                      ^^^^^
Sep 20 00:38:49.821 INFO kablam! 
Sep 20 00:38:49.821 INFO kablam! warning: unused import: `Read`
Sep 20 00:38:49.821 INFO kablam!  --> src/interpreter.rs:4:16
Sep 20 00:38:49.821 INFO kablam!   |
Sep 20 00:38:49.821 INFO kablam! 4 | use std::io::{ Read, Write };
Sep 20 00:38:49.821 INFO kablam!   |                ^^^^
Sep 20 00:38:49.821 INFO kablam! 
Sep 20 00:38:49.850 INFO kablam! warning: unused variable: `id`
Sep 20 00:38:49.850 INFO kablam!   --> src/interpreter.rs:64:27
Sep 20 00:38:49.850 INFO kablam!    |
Sep 20 00:38:49.850 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.850 INFO kablam!    |                           ^^ help: consider using `_id` instead
Sep 20 00:38:49.850 INFO kablam!    |
Sep 20 00:38:49.850 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 20 00:38:49.850 INFO kablam! 
Sep 20 00:38:49.850 INFO kablam! warning: unused variable: `env`
Sep 20 00:38:49.850 INFO kablam!   --> src/interpreter.rs:64:37
Sep 20 00:38:49.850 INFO kablam!    |
Sep 20 00:38:49.850 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.850 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Sep 20 00:38:49.850 INFO kablam! 
Sep 20 00:38:49.850 INFO kablam! warning: unused variable: `calls`
Sep 20 00:38:49.850 INFO kablam!   --> src/interpreter.rs:64:55
Sep 20 00:38:49.850 INFO kablam!    |
Sep 20 00:38:49.850 INFO kablam! 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.850 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Sep 20 00:38:49.850 INFO kablam! 
Sep 20 00:38:49.850 INFO kablam! warning: unused variable: `name`
Sep 20 00:38:49.850 INFO kablam!    --> src/interpreter.rs:136:49
Sep 20 00:38:49.851 INFO kablam!     |
Sep 20 00:38:49.851 INFO kablam! 136 |                     Instruction::Property { mut name } => {
Sep 20 00:38:49.851 INFO kablam!     |                                                 ^^^^ help: try ignoring the field: `name: _`
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `name`
Sep 20 00:38:49.851 INFO kablam!    --> src/interpreter.rs:267:30
Sep 20 00:38:49.851 INFO kablam!     |
Sep 20 00:38:49.851 INFO kablam! 267 |             Mem::Parameter { name } => {
Sep 20 00:38:49.851 INFO kablam!     |                              ^^^^ help: try ignoring the field: `name: _`
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `id`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:36:27
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.851 INFO kablam!    |                           ^^ help: consider using `_id` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `env`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:36:37
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.851 INFO kablam!    |                                     ^^^ help: consider using `_env` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `calls`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:36:55
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Sep 20 00:38:49.851 INFO kablam!    |                                                       ^^^^^ help: consider using `_calls` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `buf`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:68:24
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Sep 20 00:38:49.851 INFO kablam!    |                        ^^^ help: consider using `_buf` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `input`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:80:29
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.851 INFO kablam!    |                             ^^^^^ help: consider using `_input` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.851 INFO kablam! warning: unused variable: `output`
Sep 20 00:38:49.851 INFO kablam!   --> src/compiler.rs:80:44
Sep 20 00:38:49.851 INFO kablam!    |
Sep 20 00:38:49.851 INFO kablam! 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.851 INFO kablam!    |                                            ^^^^^^ help: consider using `_output` instead
Sep 20 00:38:49.851 INFO kablam! 
Sep 20 00:38:49.871 INFO kablam! warning: struct is never constructed: `template_ooo`
Sep 20 00:38:49.871 INFO kablam!   --> src/compiler.rs:77:5
Sep 20 00:38:49.871 INFO kablam!    |
Sep 20 00:38:49.871 INFO kablam! 77 |     pub struct template_ooo;
Sep 20 00:38:49.871 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:38:49.871 INFO kablam!    |
Sep 20 00:38:49.871 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 00:38:49.871 INFO kablam! 
Sep 20 00:38:49.871 INFO kablam! warning: method is never used: `output`
Sep 20 00:38:49.871 INFO kablam!   --> src/compiler.rs:80:9
Sep 20 00:38:49.871 INFO kablam!    |
Sep 20 00:38:49.871 INFO kablam! 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.871 INFO kablam! 81 | |             -> Result<usize, io::Error>
Sep 20 00:38:49.871 INFO kablam! 82 | |         where
Sep 20 00:38:49.872 INFO kablam! 83 | |             I: io::Read + io::Seek, O: io::Write
Sep 20 00:38:49.872 INFO kablam! ...  |
Sep 20 00:38:49.872 INFO kablam! 86 | |             Ok(0)
Sep 20 00:38:49.872 INFO kablam! 87 | |         }
Sep 20 00:38:49.872 INFO kablam!    | |_________^
Sep 20 00:38:49.872 INFO kablam! 
Sep 20 00:38:49.914 INFO kablam! warning: struct is never constructed: `template_ooo`
Sep 20 00:38:49.914 INFO kablam!   --> src/compiler.rs:77:5
Sep 20 00:38:49.914 INFO kablam!    |
Sep 20 00:38:49.915 INFO kablam! 77 |     pub struct template_ooo;
Sep 20 00:38:49.915 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 20 00:38:49.915 INFO kablam!    |
Sep 20 00:38:49.915 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 00:38:49.915 INFO kablam! 
Sep 20 00:38:49.915 INFO kablam! warning: method is never used: `output`
Sep 20 00:38:49.915 INFO kablam!   --> src/compiler.rs:80:9
Sep 20 00:38:49.915 INFO kablam!    |
Sep 20 00:38:49.915 INFO kablam! 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Sep 20 00:38:49.915 INFO kablam! 81 | |             -> Result<usize, io::Error>
Sep 20 00:38:49.915 INFO kablam! 82 | |         where
Sep 20 00:38:49.915 INFO kablam! 83 | |             I: io::Read + io::Seek, O: io::Write
Sep 20 00:38:49.915 INFO kablam! ...  |
Sep 20 00:38:49.915 INFO kablam! 86 | |             Ok(0)
Sep 20 00:38:49.915 INFO kablam! 87 | |         }
Sep 20 00:38:49.915 INFO kablam!    | |_________^
Sep 20 00:38:49.915 INFO kablam! 
Sep 20 00:38:50.713 INFO kablam! warning: unused import: `Write`
Sep 20 00:38:50.713 INFO kablam!  --> examples/hello_world.rs:4:22
Sep 20 00:38:50.713 INFO kablam!   |
Sep 20 00:38:50.713 INFO kablam! 4 | use std::io::{ Read, Write };
Sep 20 00:38:50.713 INFO kablam!   |                      ^^^^^
Sep 20 00:38:50.713 INFO kablam!   |
Sep 20 00:38:50.713 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 00:38:50.713 INFO kablam! 
Sep 20 00:38:50.823 INFO kablam! warning: unused `#[macro_use]` import
Sep 20 00:38:50.823 INFO kablam!  --> tests/compiler.rs:2:1
Sep 20 00:38:50.823 INFO kablam!   |
Sep 20 00:38:50.823 INFO kablam! 2 | #[macro_use] extern crate log;
Sep 20 00:38:50.823 INFO kablam!   | ^^^^^^^^^^^^
Sep 20 00:38:50.823 INFO kablam!   |
Sep 20 00:38:50.823 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 20 00:38:50.823 INFO kablam! 
Sep 20 00:38:50.961 INFO kablam! warning: function is never used: `output_param`
Sep 20 00:38:50.962 INFO kablam!   --> tests/compiler.rs:16:1
Sep 20 00:38:50.962 INFO kablam!    |
Sep 20 00:38:50.962 INFO kablam! 16 | fn output_param() {
Sep 20 00:38:50.963 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Sep 20 00:38:50.963 INFO kablam!    |
Sep 20 00:38:50.964 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 20 00:38:50.964 INFO kablam! 
Sep 20 00:38:51.096 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
Sep 20 00:38:51.105 INFO kablam! su: No module specific data is present
Sep 20 00:38:52.273 INFO running `"docker" "rm" "-f" "b0f430bed178f620af49996753cbc856bacc159066b8822fc735c277495f83f1"`
Sep 20 00:38:52.388 INFO blam! b0f430bed178f620af49996753cbc856bacc159066b8822fc735c277495f83f1