Sep 10 15:19:03.313 INFO checking little-0.3.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090 Sep 10 15:19:03.313 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets Sep 10 15:19:03.313 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"` Sep 10 15:19:03.543 INFO blam! e09ad98ee6f6c353feca2604041487c09d919cf6e17fb3635e58e4c83ac0671c Sep 10 15:19:03.545 INFO running `"docker" "start" "-a" "e09ad98ee6f6c353feca2604041487c09d919cf6e17fb3635e58e4c83ac0671c"` Sep 10 15:19:04.858 INFO kablam! usermod: no changes Sep 10 15:19:04.986 INFO kablam! Checking little v0.3.0 (file:///source) Sep 10 15:19:05.454 INFO kablam! warning: unused import: `BuildError` Sep 10 15:19:05.454 INFO kablam! --> src/compiler.rs:9:5 Sep 10 15:19:05.454 INFO kablam! | Sep 10 15:19:05.454 INFO kablam! 9 | BuildError, Sep 10 15:19:05.454 INFO kablam! | ^^^^^^^^^^ Sep 10 15:19:05.454 INFO kablam! | Sep 10 15:19:05.454 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 15:19:05.454 INFO kablam! Sep 10 15:19:05.692 INFO kablam! warning: unused import: `Write` Sep 10 15:19:05.692 INFO kablam! --> src/lib.rs:14:22 Sep 10 15:19:05.692 INFO kablam! | Sep 10 15:19:05.692 INFO kablam! 14 | use std::io::{ self, Write }; Sep 10 15:19:05.692 INFO kablam! | ^^^^^ Sep 10 15:19:05.698 INFO kablam! Sep 10 15:19:05.698 INFO kablam! warning: unused import: `Read` Sep 10 15:19:05.698 INFO kablam! --> src/interpreter.rs:4:16 Sep 10 15:19:05.698 INFO kablam! | Sep 10 15:19:05.698 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 10 15:19:05.698 INFO kablam! | ^^^^ Sep 10 15:19:05.698 INFO kablam! Sep 10 15:19:05.730 INFO kablam! warning: unused variable: `id` Sep 10 15:19:05.730 INFO kablam! --> src/interpreter.rs:64:27 Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.730 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.730 INFO kablam! | ^^ help: consider using `_id` instead Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.730 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 10 15:19:05.730 INFO kablam! Sep 10 15:19:05.730 INFO kablam! warning: unused variable: `env` Sep 10 15:19:05.730 INFO kablam! --> src/interpreter.rs:64:37 Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.730 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.730 INFO kablam! | ^^^ help: consider using `_env` instead Sep 10 15:19:05.730 INFO kablam! Sep 10 15:19:05.730 INFO kablam! warning: unused variable: `calls` Sep 10 15:19:05.730 INFO kablam! --> src/interpreter.rs:64:55 Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.730 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.730 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 10 15:19:05.730 INFO kablam! Sep 10 15:19:05.730 INFO kablam! warning: unused variable: `name` Sep 10 15:19:05.730 INFO kablam! --> src/interpreter.rs:136:49 Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.730 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 10 15:19:05.730 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 10 15:19:05.730 INFO kablam! Sep 10 15:19:05.730 INFO kablam! warning: unused variable: `name` Sep 10 15:19:05.730 INFO kablam! --> src/interpreter.rs:267:30 Sep 10 15:19:05.730 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 267 | Mem::Parameter { name } => { Sep 10 15:19:05.731 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `id` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:36:27 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.731 INFO kablam! | ^^ help: consider using `_id` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `env` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:36:37 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.731 INFO kablam! | ^^^ help: consider using `_env` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `calls` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:36:55 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:05.731 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `buf` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:68:24 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 10 15:19:05.731 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `input` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:80:29 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:05.731 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.731 INFO kablam! warning: unused variable: `output` Sep 10 15:19:05.731 INFO kablam! --> src/compiler.rs:80:44 Sep 10 15:19:05.731 INFO kablam! | Sep 10 15:19:05.731 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:05.731 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 10 15:19:05.731 INFO kablam! Sep 10 15:19:05.830 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 10 15:19:05.830 INFO kablam! --> src/compiler.rs:77:5 Sep 10 15:19:05.830 INFO kablam! | Sep 10 15:19:05.830 INFO kablam! 77 | pub struct template_ooo; Sep 10 15:19:05.830 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 15:19:05.830 INFO kablam! | Sep 10 15:19:05.830 INFO kablam! = note: #[warn(dead_code)] on by default Sep 10 15:19:05.830 INFO kablam! Sep 10 15:19:05.830 INFO kablam! warning: method is never used: `output` Sep 10 15:19:05.830 INFO kablam! --> src/compiler.rs:80:9 Sep 10 15:19:05.830 INFO kablam! | Sep 10 15:19:05.830 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:05.830 INFO kablam! 81 | | -> Result Sep 10 15:19:05.830 INFO kablam! 82 | | where Sep 10 15:19:05.830 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 10 15:19:05.830 INFO kablam! ... | Sep 10 15:19:05.830 INFO kablam! 86 | | Ok(0) Sep 10 15:19:05.830 INFO kablam! 87 | | } Sep 10 15:19:05.830 INFO kablam! | |_________^ Sep 10 15:19:05.830 INFO kablam! Sep 10 15:19:05.853 INFO kablam! warning: unused import: `BuildError` Sep 10 15:19:05.853 INFO kablam! --> src/compiler.rs:9:5 Sep 10 15:19:05.853 INFO kablam! | Sep 10 15:19:05.853 INFO kablam! 9 | BuildError, Sep 10 15:19:05.853 INFO kablam! | ^^^^^^^^^^ Sep 10 15:19:05.853 INFO kablam! | Sep 10 15:19:05.853 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 15:19:05.853 INFO kablam! Sep 10 15:19:06.549 INFO kablam! warning: unused import: `Write` Sep 10 15:19:06.549 INFO kablam! --> src/lib.rs:14:22 Sep 10 15:19:06.549 INFO kablam! | Sep 10 15:19:06.549 INFO kablam! 14 | use std::io::{ self, Write }; Sep 10 15:19:06.549 INFO kablam! | ^^^^^ Sep 10 15:19:06.562 INFO kablam! Sep 10 15:19:06.562 INFO kablam! warning: unused import: `Read` Sep 10 15:19:06.562 INFO kablam! --> src/interpreter.rs:4:16 Sep 10 15:19:06.562 INFO kablam! | Sep 10 15:19:06.562 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 10 15:19:06.562 INFO kablam! | ^^^^ Sep 10 15:19:06.562 INFO kablam! Sep 10 15:19:06.656 INFO kablam! warning: unused variable: `id` Sep 10 15:19:06.656 INFO kablam! --> src/interpreter.rs:64:27 Sep 10 15:19:06.656 INFO kablam! | Sep 10 15:19:06.656 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.656 INFO kablam! | ^^ help: consider using `_id` instead Sep 10 15:19:06.674 INFO kablam! | Sep 10 15:19:06.674 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 10 15:19:06.674 INFO kablam! Sep 10 15:19:06.674 INFO kablam! warning: unused variable: `env` Sep 10 15:19:06.674 INFO kablam! --> src/interpreter.rs:64:37 Sep 10 15:19:06.674 INFO kablam! | Sep 10 15:19:06.674 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.674 INFO kablam! | ^^^ help: consider using `_env` instead Sep 10 15:19:06.674 INFO kablam! Sep 10 15:19:06.674 INFO kablam! warning: unused variable: `calls` Sep 10 15:19:06.674 INFO kablam! --> src/interpreter.rs:64:55 Sep 10 15:19:06.674 INFO kablam! | Sep 10 15:19:06.675 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.675 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 10 15:19:06.675 INFO kablam! Sep 10 15:19:06.675 INFO kablam! warning: unused variable: `name` Sep 10 15:19:06.675 INFO kablam! --> src/interpreter.rs:136:49 Sep 10 15:19:06.675 INFO kablam! | Sep 10 15:19:06.675 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 10 15:19:06.675 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 10 15:19:06.675 INFO kablam! Sep 10 15:19:06.675 INFO kablam! warning: unused variable: `name` Sep 10 15:19:06.675 INFO kablam! --> src/interpreter.rs:267:30 Sep 10 15:19:06.675 INFO kablam! | Sep 10 15:19:06.675 INFO kablam! 267 | Mem::Parameter { name } => { Sep 10 15:19:06.675 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 10 15:19:06.675 INFO kablam! Sep 10 15:19:06.676 INFO kablam! warning: unused variable: `id` Sep 10 15:19:06.676 INFO kablam! --> src/compiler.rs:36:27 Sep 10 15:19:06.676 INFO kablam! | Sep 10 15:19:06.676 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.676 INFO kablam! | ^^ help: consider using `_id` instead Sep 10 15:19:06.676 INFO kablam! Sep 10 15:19:06.676 INFO kablam! warning: unused variable: `env` Sep 10 15:19:06.676 INFO kablam! --> src/compiler.rs:36:37 Sep 10 15:19:06.676 INFO kablam! | Sep 10 15:19:06.676 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.676 INFO kablam! | ^^^ help: consider using `_env` instead Sep 10 15:19:06.676 INFO kablam! Sep 10 15:19:06.676 INFO kablam! warning: unused variable: `calls` Sep 10 15:19:06.676 INFO kablam! --> src/compiler.rs:36:55 Sep 10 15:19:06.676 INFO kablam! | Sep 10 15:19:06.676 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 10 15:19:06.676 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 10 15:19:06.676 INFO kablam! Sep 10 15:19:06.676 INFO kablam! warning: unused variable: `buf` Sep 10 15:19:06.676 INFO kablam! --> src/compiler.rs:68:24 Sep 10 15:19:06.676 INFO kablam! | Sep 10 15:19:06.676 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 10 15:19:06.676 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 10 15:19:06.676 INFO kablam! Sep 10 15:19:06.677 INFO kablam! warning: unused variable: `input` Sep 10 15:19:06.677 INFO kablam! --> src/compiler.rs:80:29 Sep 10 15:19:06.677 INFO kablam! | Sep 10 15:19:06.677 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:06.677 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 10 15:19:06.677 INFO kablam! Sep 10 15:19:06.677 INFO kablam! warning: unused variable: `output` Sep 10 15:19:06.677 INFO kablam! --> src/compiler.rs:80:44 Sep 10 15:19:06.677 INFO kablam! | Sep 10 15:19:06.677 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:06.677 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 10 15:19:06.677 INFO kablam! Sep 10 15:19:06.976 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 10 15:19:06.976 INFO kablam! --> src/compiler.rs:77:5 Sep 10 15:19:06.976 INFO kablam! | Sep 10 15:19:06.976 INFO kablam! 77 | pub struct template_ooo; Sep 10 15:19:06.976 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 10 15:19:06.978 INFO kablam! | Sep 10 15:19:06.978 INFO kablam! = note: #[warn(dead_code)] on by default Sep 10 15:19:06.978 INFO kablam! Sep 10 15:19:06.979 INFO kablam! warning: method is never used: `output` Sep 10 15:19:06.979 INFO kablam! --> src/compiler.rs:80:9 Sep 10 15:19:06.979 INFO kablam! | Sep 10 15:19:06.979 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 10 15:19:06.979 INFO kablam! 81 | | -> Result Sep 10 15:19:06.979 INFO kablam! 82 | | where Sep 10 15:19:06.979 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 10 15:19:06.979 INFO kablam! ... | Sep 10 15:19:06.979 INFO kablam! 86 | | Ok(0) Sep 10 15:19:06.979 INFO kablam! 87 | | } Sep 10 15:19:06.979 INFO kablam! | |_________^ Sep 10 15:19:06.979 INFO kablam! Sep 10 15:19:07.216 INFO kablam! warning: unused import: `Write` Sep 10 15:19:07.216 INFO kablam! --> examples/hello_world.rs:4:22 Sep 10 15:19:07.216 INFO kablam! | Sep 10 15:19:07.216 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 10 15:19:07.216 INFO kablam! | ^^^^^ Sep 10 15:19:07.216 INFO kablam! | Sep 10 15:19:07.216 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 15:19:07.216 INFO kablam! Sep 10 15:19:07.637 INFO kablam! warning: unused `#[macro_use]` import Sep 10 15:19:07.637 INFO kablam! --> tests/compiler.rs:2:1 Sep 10 15:19:07.637 INFO kablam! | Sep 10 15:19:07.637 INFO kablam! 2 | #[macro_use] extern crate log; Sep 10 15:19:07.637 INFO kablam! | ^^^^^^^^^^^^ Sep 10 15:19:07.638 INFO kablam! | Sep 10 15:19:07.638 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 15:19:07.638 INFO kablam! Sep 10 15:19:07.761 INFO kablam! warning: function is never used: `output_param` Sep 10 15:19:07.761 INFO kablam! --> tests/compiler.rs:16:1 Sep 10 15:19:07.761 INFO kablam! | Sep 10 15:19:07.761 INFO kablam! 16 | fn output_param() { Sep 10 15:19:07.761 INFO kablam! | ^^^^^^^^^^^^^^^^^ Sep 10 15:19:07.778 INFO kablam! | Sep 10 15:19:07.778 INFO kablam! = note: #[warn(dead_code)] on by default Sep 10 15:19:07.779 INFO kablam! Sep 10 15:19:07.874 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 2.99s Sep 10 15:19:07.879 INFO kablam! su: No module specific data is present Sep 10 15:19:09.148 INFO running `"docker" "rm" "-f" "e09ad98ee6f6c353feca2604041487c09d919cf6e17fb3635e58e4c83ac0671c"` Sep 10 15:19:09.291 INFO blam! e09ad98ee6f6c353feca2604041487c09d919cf6e17fb3635e58e4c83ac0671c