Sep 01 14:59:35.616 INFO checking little-0.3.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831 Sep 01 14:59:35.616 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets Sep 01 14:59:35.616 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 01 14:59:35.763 INFO blam! 485fa241688d28e7f7d32d3bf85e32514b8daeed87c020c7245c250b48ecd392 Sep 01 14:59:35.765 INFO running `"docker" "start" "-a" "485fa241688d28e7f7d32d3bf85e32514b8daeed87c020c7245c250b48ecd392"` Sep 01 14:59:36.414 INFO kablam! Checking little v0.3.0 (file:///source) Sep 01 14:59:37.100 INFO kablam! warning: unused import: `BuildError` Sep 01 14:59:37.100 INFO kablam! --> src/compiler.rs:9:5 Sep 01 14:59:37.100 INFO kablam! | Sep 01 14:59:37.101 INFO kablam! 9 | BuildError, Sep 01 14:59:37.101 INFO kablam! | ^^^^^^^^^^ Sep 01 14:59:37.101 INFO kablam! | Sep 01 14:59:37.101 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 01 14:59:37.101 INFO kablam! Sep 01 14:59:37.204 INFO kablam! warning: unused import: `BuildError` Sep 01 14:59:37.204 INFO kablam! --> src/compiler.rs:9:5 Sep 01 14:59:37.204 INFO kablam! | Sep 01 14:59:37.204 INFO kablam! 9 | BuildError, Sep 01 14:59:37.204 INFO kablam! | ^^^^^^^^^^ Sep 01 14:59:37.204 INFO kablam! | Sep 01 14:59:37.204 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 01 14:59:37.205 INFO kablam! Sep 01 14:59:37.640 INFO kablam! warning: unused import: `Write` Sep 01 14:59:37.640 INFO kablam! --> src/lib.rs:14:22 Sep 01 14:59:37.640 INFO kablam! | Sep 01 14:59:37.640 INFO kablam! 14 | use std::io::{ self, Write }; Sep 01 14:59:37.640 INFO kablam! | ^^^^^ Sep 01 14:59:37.640 INFO kablam! Sep 01 14:59:37.640 INFO kablam! warning: unused import: `Read` Sep 01 14:59:37.641 INFO kablam! --> src/interpreter.rs:4:16 Sep 01 14:59:37.641 INFO kablam! | Sep 01 14:59:37.641 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 01 14:59:37.641 INFO kablam! | ^^^^ Sep 01 14:59:37.641 INFO kablam! Sep 01 14:59:37.698 INFO kablam! warning: unused variable: `id` Sep 01 14:59:37.698 INFO kablam! --> src/interpreter.rs:64:27 Sep 01 14:59:37.698 INFO kablam! | Sep 01 14:59:37.698 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.698 INFO kablam! | ^^ help: consider using `_id` instead Sep 01 14:59:37.699 INFO kablam! | Sep 01 14:59:37.699 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 01 14:59:37.699 INFO kablam! Sep 01 14:59:37.699 INFO kablam! warning: unused variable: `env` Sep 01 14:59:37.699 INFO kablam! --> src/interpreter.rs:64:37 Sep 01 14:59:37.699 INFO kablam! | Sep 01 14:59:37.699 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.699 INFO kablam! | ^^^ help: consider using `_env` instead Sep 01 14:59:37.699 INFO kablam! Sep 01 14:59:37.699 INFO kablam! warning: unused variable: `calls` Sep 01 14:59:37.699 INFO kablam! --> src/interpreter.rs:64:55 Sep 01 14:59:37.699 INFO kablam! | Sep 01 14:59:37.699 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.699 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 01 14:59:37.699 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `name` Sep 01 14:59:37.700 INFO kablam! --> src/interpreter.rs:136:49 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 01 14:59:37.700 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 01 14:59:37.700 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `name` Sep 01 14:59:37.700 INFO kablam! --> src/interpreter.rs:267:30 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 267 | Mem::Parameter { name } => { Sep 01 14:59:37.700 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 01 14:59:37.700 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `id` Sep 01 14:59:37.700 INFO kablam! --> src/compiler.rs:36:27 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.700 INFO kablam! | ^^ help: consider using `_id` instead Sep 01 14:59:37.700 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `env` Sep 01 14:59:37.700 INFO kablam! --> src/compiler.rs:36:37 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.700 INFO kablam! | ^^^ help: consider using `_env` instead Sep 01 14:59:37.700 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `calls` Sep 01 14:59:37.700 INFO kablam! --> src/compiler.rs:36:55 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.700 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 01 14:59:37.700 INFO kablam! Sep 01 14:59:37.700 INFO kablam! warning: unused variable: `buf` Sep 01 14:59:37.700 INFO kablam! --> src/compiler.rs:68:24 Sep 01 14:59:37.700 INFO kablam! | Sep 01 14:59:37.700 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 01 14:59:37.701 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 01 14:59:37.701 INFO kablam! Sep 01 14:59:37.703 INFO kablam! warning: unused variable: `input` Sep 01 14:59:37.703 INFO kablam! --> src/compiler.rs:80:29 Sep 01 14:59:37.703 INFO kablam! | Sep 01 14:59:37.703 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.703 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 01 14:59:37.703 INFO kablam! Sep 01 14:59:37.703 INFO kablam! warning: unused variable: `output` Sep 01 14:59:37.703 INFO kablam! --> src/compiler.rs:80:44 Sep 01 14:59:37.703 INFO kablam! | Sep 01 14:59:37.703 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.703 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 01 14:59:37.703 INFO kablam! Sep 01 14:59:37.703 INFO kablam! warning: unused import: `Write` Sep 01 14:59:37.703 INFO kablam! --> src/lib.rs:14:22 Sep 01 14:59:37.703 INFO kablam! | Sep 01 14:59:37.703 INFO kablam! 14 | use std::io::{ self, Write }; Sep 01 14:59:37.703 INFO kablam! | ^^^^^ Sep 01 14:59:37.703 INFO kablam! Sep 01 14:59:37.703 INFO kablam! warning: unused import: `Read` Sep 01 14:59:37.703 INFO kablam! --> src/interpreter.rs:4:16 Sep 01 14:59:37.703 INFO kablam! | Sep 01 14:59:37.703 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 01 14:59:37.703 INFO kablam! | ^^^^ Sep 01 14:59:37.703 INFO kablam! Sep 01 14:59:37.765 INFO kablam! warning: unused variable: `id` Sep 01 14:59:37.765 INFO kablam! --> src/interpreter.rs:64:27 Sep 01 14:59:37.765 INFO kablam! | Sep 01 14:59:37.765 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.765 INFO kablam! | ^^ help: consider using `_id` instead Sep 01 14:59:37.765 INFO kablam! | Sep 01 14:59:37.765 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 01 14:59:37.765 INFO kablam! Sep 01 14:59:37.765 INFO kablam! warning: unused variable: `env` Sep 01 14:59:37.765 INFO kablam! --> src/interpreter.rs:64:37 Sep 01 14:59:37.765 INFO kablam! | Sep 01 14:59:37.765 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.765 INFO kablam! | ^^^ help: consider using `_env` instead Sep 01 14:59:37.765 INFO kablam! Sep 01 14:59:37.765 INFO kablam! warning: unused variable: `calls` Sep 01 14:59:37.765 INFO kablam! --> src/interpreter.rs:64:55 Sep 01 14:59:37.765 INFO kablam! | Sep 01 14:59:37.765 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.765 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 01 14:59:37.765 INFO kablam! Sep 01 14:59:37.766 INFO kablam! warning: unused variable: `name` Sep 01 14:59:37.766 INFO kablam! --> src/interpreter.rs:136:49 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 01 14:59:37.767 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 01 14:59:37.767 INFO kablam! Sep 01 14:59:37.767 INFO kablam! warning: unused variable: `name` Sep 01 14:59:37.767 INFO kablam! --> src/interpreter.rs:267:30 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 267 | Mem::Parameter { name } => { Sep 01 14:59:37.767 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 01 14:59:37.767 INFO kablam! Sep 01 14:59:37.767 INFO kablam! warning: unused variable: `id` Sep 01 14:59:37.767 INFO kablam! --> src/compiler.rs:36:27 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.767 INFO kablam! | ^^ help: consider using `_id` instead Sep 01 14:59:37.767 INFO kablam! Sep 01 14:59:37.767 INFO kablam! warning: unused variable: `env` Sep 01 14:59:37.767 INFO kablam! --> src/compiler.rs:36:37 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.767 INFO kablam! | ^^^ help: consider using `_env` instead Sep 01 14:59:37.767 INFO kablam! Sep 01 14:59:37.767 INFO kablam! warning: unused variable: `calls` Sep 01 14:59:37.767 INFO kablam! --> src/compiler.rs:36:55 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 01 14:59:37.767 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 01 14:59:37.767 INFO kablam! Sep 01 14:59:37.767 INFO kablam! warning: unused variable: `buf` Sep 01 14:59:37.767 INFO kablam! --> src/compiler.rs:68:24 Sep 01 14:59:37.767 INFO kablam! | Sep 01 14:59:37.767 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 01 14:59:37.767 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 01 14:59:37.768 INFO kablam! Sep 01 14:59:37.768 INFO kablam! warning: unused variable: `input` Sep 01 14:59:37.768 INFO kablam! --> src/compiler.rs:80:29 Sep 01 14:59:37.768 INFO kablam! | Sep 01 14:59:37.768 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.768 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 01 14:59:37.768 INFO kablam! Sep 01 14:59:37.768 INFO kablam! warning: unused variable: `output` Sep 01 14:59:37.768 INFO kablam! --> src/compiler.rs:80:44 Sep 01 14:59:37.768 INFO kablam! | Sep 01 14:59:37.768 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.768 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 01 14:59:37.768 INFO kablam! Sep 01 14:59:37.851 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 01 14:59:37.851 INFO kablam! --> src/compiler.rs:77:5 Sep 01 14:59:37.851 INFO kablam! | Sep 01 14:59:37.852 INFO kablam! 77 | pub struct template_ooo; Sep 01 14:59:37.852 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 01 14:59:37.852 INFO kablam! | Sep 01 14:59:37.852 INFO kablam! = note: #[warn(dead_code)] on by default Sep 01 14:59:37.852 INFO kablam! Sep 01 14:59:37.852 INFO kablam! warning: method is never used: `output` Sep 01 14:59:37.852 INFO kablam! --> src/compiler.rs:80:9 Sep 01 14:59:37.852 INFO kablam! | Sep 01 14:59:37.852 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.852 INFO kablam! 81 | | -> Result Sep 01 14:59:37.852 INFO kablam! 82 | | where Sep 01 14:59:37.852 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 01 14:59:37.852 INFO kablam! ... | Sep 01 14:59:37.853 INFO kablam! 86 | | Ok(0) Sep 01 14:59:37.853 INFO kablam! 87 | | } Sep 01 14:59:37.853 INFO kablam! | |_________^ Sep 01 14:59:37.853 INFO kablam! Sep 01 14:59:37.931 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 01 14:59:37.931 INFO kablam! --> src/compiler.rs:77:5 Sep 01 14:59:37.931 INFO kablam! | Sep 01 14:59:37.931 INFO kablam! 77 | pub struct template_ooo; Sep 01 14:59:37.931 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 01 14:59:37.932 INFO kablam! | Sep 01 14:59:37.932 INFO kablam! = note: #[warn(dead_code)] on by default Sep 01 14:59:37.932 INFO kablam! Sep 01 14:59:37.933 INFO kablam! warning: method is never used: `output` Sep 01 14:59:37.933 INFO kablam! --> src/compiler.rs:80:9 Sep 01 14:59:37.933 INFO kablam! | Sep 01 14:59:37.933 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 01 14:59:37.933 INFO kablam! 81 | | -> Result Sep 01 14:59:37.933 INFO kablam! 82 | | where Sep 01 14:59:37.933 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 01 14:59:37.933 INFO kablam! ... | Sep 01 14:59:37.933 INFO kablam! 86 | | Ok(0) Sep 01 14:59:37.933 INFO kablam! 87 | | } Sep 01 14:59:37.933 INFO kablam! | |_________^ Sep 01 14:59:37.933 INFO kablam! Sep 01 14:59:39.304 INFO kablam! warning: unused import: `Write` Sep 01 14:59:39.305 INFO kablam! --> examples/hello_world.rs:4:22 Sep 01 14:59:39.305 INFO kablam! | Sep 01 14:59:39.305 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 01 14:59:39.305 INFO kablam! | ^^^^^ Sep 01 14:59:39.305 INFO kablam! | Sep 01 14:59:39.305 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 01 14:59:39.305 INFO kablam! Sep 01 14:59:39.846 INFO kablam! warning: unused `#[macro_use]` import Sep 01 14:59:39.846 INFO kablam! --> tests/compiler.rs:2:1 Sep 01 14:59:39.846 INFO kablam! | Sep 01 14:59:39.846 INFO kablam! 2 | #[macro_use] extern crate log; Sep 01 14:59:39.846 INFO kablam! | ^^^^^^^^^^^^ Sep 01 14:59:39.846 INFO kablam! | Sep 01 14:59:39.846 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 01 14:59:39.846 INFO kablam! Sep 01 14:59:40.099 INFO kablam! warning: function is never used: `output_param` Sep 01 14:59:40.099 INFO kablam! --> tests/compiler.rs:16:1 Sep 01 14:59:40.099 INFO kablam! | Sep 01 14:59:40.099 INFO kablam! 16 | fn output_param() { Sep 01 14:59:40.099 INFO kablam! | ^^^^^^^^^^^^^^^^^ Sep 01 14:59:40.099 INFO kablam! | Sep 01 14:59:40.099 INFO kablam! = note: #[warn(dead_code)] on by default Sep 01 14:59:40.099 INFO kablam! Sep 01 14:59:40.144 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 3.77s Sep 01 14:59:40.152 INFO kablam! su: No module specific data is present Sep 01 14:59:40.763 INFO running `"docker" "rm" "-f" "485fa241688d28e7f7d32d3bf85e32514b8daeed87c020c7245c250b48ecd392"` Sep 01 14:59:40.921 INFO blam! 485fa241688d28e7f7d32d3bf85e32514b8daeed87c020c7245c250b48ecd392