Sep 14 13:39:40.920 INFO checking little-0.3.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1 Sep 14 13:39:40.920 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets Sep 14 13:39:40.921 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 14 13:39:41.068 INFO blam! 9fd3646445112dd46c5f93c06df8a73824712b4427b5336e5e03079ff6dfb7a7 Sep 14 13:39:41.070 INFO running `"docker" "start" "-a" "9fd3646445112dd46c5f93c06df8a73824712b4427b5336e5e03079ff6dfb7a7"` Sep 14 13:39:42.109 INFO kablam! usermod: no changes Sep 14 13:39:42.207 INFO kablam! Checking little v0.3.0 (file:///source) Sep 14 13:39:42.646 INFO kablam! warning: unused import: `BuildError` Sep 14 13:39:42.647 INFO kablam! --> src/compiler.rs:9:5 Sep 14 13:39:42.647 INFO kablam! | Sep 14 13:39:42.647 INFO kablam! 9 | BuildError, Sep 14 13:39:42.647 INFO kablam! | ^^^^^^^^^^ Sep 14 13:39:42.647 INFO kablam! | Sep 14 13:39:42.647 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 14 13:39:42.647 INFO kablam! Sep 14 13:39:42.705 INFO kablam! warning: unused import: `BuildError` Sep 14 13:39:42.705 INFO kablam! --> src/compiler.rs:9:5 Sep 14 13:39:42.705 INFO kablam! | Sep 14 13:39:42.705 INFO kablam! 9 | BuildError, Sep 14 13:39:42.705 INFO kablam! | ^^^^^^^^^^ Sep 14 13:39:42.705 INFO kablam! | Sep 14 13:39:42.705 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 14 13:39:42.705 INFO kablam! Sep 14 13:39:42.915 INFO kablam! warning: unused import: `Write` Sep 14 13:39:42.915 INFO kablam! --> src/lib.rs:14:22 Sep 14 13:39:42.915 INFO kablam! | Sep 14 13:39:42.915 INFO kablam! 14 | use std::io::{ self, Write }; Sep 14 13:39:42.915 INFO kablam! | ^^^^^ Sep 14 13:39:42.915 INFO kablam! Sep 14 13:39:42.915 INFO kablam! warning: unused import: `Read` Sep 14 13:39:42.915 INFO kablam! --> src/interpreter.rs:4:16 Sep 14 13:39:42.915 INFO kablam! | Sep 14 13:39:42.915 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 14 13:39:42.915 INFO kablam! | ^^^^ Sep 14 13:39:42.915 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `id` Sep 14 13:39:42.962 INFO kablam! --> src/interpreter.rs:64:27 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^ help: consider using `_id` instead Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `env` Sep 14 13:39:42.962 INFO kablam! --> src/interpreter.rs:64:37 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^^ help: consider using `_env` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `calls` Sep 14 13:39:42.962 INFO kablam! --> src/interpreter.rs:64:55 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `name` Sep 14 13:39:42.962 INFO kablam! --> src/interpreter.rs:136:49 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 14 13:39:42.962 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `name` Sep 14 13:39:42.962 INFO kablam! --> src/interpreter.rs:267:30 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 267 | Mem::Parameter { name } => { Sep 14 13:39:42.962 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `id` Sep 14 13:39:42.962 INFO kablam! --> src/compiler.rs:36:27 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^ help: consider using `_id` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `env` Sep 14 13:39:42.962 INFO kablam! --> src/compiler.rs:36:37 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^^ help: consider using `_env` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `calls` Sep 14 13:39:42.962 INFO kablam! --> src/compiler.rs:36:55 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:42.962 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `buf` Sep 14 13:39:42.962 INFO kablam! --> src/compiler.rs:68:24 Sep 14 13:39:42.962 INFO kablam! | Sep 14 13:39:42.962 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 14 13:39:42.962 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 14 13:39:42.962 INFO kablam! Sep 14 13:39:42.962 INFO kablam! warning: unused variable: `input` Sep 14 13:39:42.963 INFO kablam! --> src/compiler.rs:80:29 Sep 14 13:39:42.963 INFO kablam! | Sep 14 13:39:42.963 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:42.963 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 14 13:39:42.963 INFO kablam! Sep 14 13:39:42.963 INFO kablam! warning: unused variable: `output` Sep 14 13:39:42.963 INFO kablam! --> src/compiler.rs:80:44 Sep 14 13:39:42.963 INFO kablam! | Sep 14 13:39:42.963 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:42.963 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 14 13:39:42.963 INFO kablam! Sep 14 13:39:42.967 INFO kablam! warning: unused import: `Write` Sep 14 13:39:42.967 INFO kablam! --> src/lib.rs:14:22 Sep 14 13:39:42.967 INFO kablam! | Sep 14 13:39:42.967 INFO kablam! 14 | use std::io::{ self, Write }; Sep 14 13:39:42.967 INFO kablam! | ^^^^^ Sep 14 13:39:42.971 INFO kablam! Sep 14 13:39:42.971 INFO kablam! warning: unused import: `Read` Sep 14 13:39:42.971 INFO kablam! --> src/interpreter.rs:4:16 Sep 14 13:39:42.971 INFO kablam! | Sep 14 13:39:42.971 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 14 13:39:42.971 INFO kablam! | ^^^^ Sep 14 13:39:42.971 INFO kablam! Sep 14 13:39:43.011 INFO kablam! warning: unused variable: `id` Sep 14 13:39:43.012 INFO kablam! --> src/interpreter.rs:64:27 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^ help: consider using `_id` instead Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! = note: #[warn(unused_variables)] on by default Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `env` Sep 14 13:39:43.012 INFO kablam! --> src/interpreter.rs:64:37 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^^ help: consider using `_env` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `calls` Sep 14 13:39:43.012 INFO kablam! --> src/interpreter.rs:64:55 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 64 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `name` Sep 14 13:39:43.012 INFO kablam! --> src/interpreter.rs:136:49 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 136 | Instruction::Property { mut name } => { Sep 14 13:39:43.012 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `name` Sep 14 13:39:43.012 INFO kablam! --> src/interpreter.rs:267:30 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 267 | Mem::Parameter { name } => { Sep 14 13:39:43.012 INFO kablam! | ^^^^ help: try ignoring the field: `name: _` Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `id` Sep 14 13:39:43.012 INFO kablam! --> src/compiler.rs:36:27 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^ help: consider using `_id` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `env` Sep 14 13:39:43.012 INFO kablam! --> src/compiler.rs:36:37 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^^ help: consider using `_env` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `calls` Sep 14 13:39:43.012 INFO kablam! --> src/compiler.rs:36:55 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 36 | fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function + 'a)>) Sep 14 13:39:43.012 INFO kablam! | ^^^^^ help: consider using `_calls` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `buf` Sep 14 13:39:43.012 INFO kablam! --> src/compiler.rs:68:24 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 68 | fn read(&mut self, buf: &mut [u8]) -> io::Result { Sep 14 13:39:43.012 INFO kablam! | ^^^ help: consider using `_buf` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `input` Sep 14 13:39:43.012 INFO kablam! --> src/compiler.rs:80:29 Sep 14 13:39:43.012 INFO kablam! | Sep 14 13:39:43.012 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:43.012 INFO kablam! | ^^^^^ help: consider using `_input` instead Sep 14 13:39:43.012 INFO kablam! Sep 14 13:39:43.012 INFO kablam! warning: unused variable: `output` Sep 14 13:39:43.013 INFO kablam! --> src/compiler.rs:80:44 Sep 14 13:39:43.013 INFO kablam! | Sep 14 13:39:43.013 INFO kablam! 80 | pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:43.013 INFO kablam! | ^^^^^^ help: consider using `_output` instead Sep 14 13:39:43.013 INFO kablam! Sep 14 13:39:43.054 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 14 13:39:43.054 INFO kablam! --> src/compiler.rs:77:5 Sep 14 13:39:43.054 INFO kablam! | Sep 14 13:39:43.054 INFO kablam! 77 | pub struct template_ooo; Sep 14 13:39:43.054 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 14 13:39:43.054 INFO kablam! | Sep 14 13:39:43.054 INFO kablam! = note: #[warn(dead_code)] on by default Sep 14 13:39:43.054 INFO kablam! Sep 14 13:39:43.054 INFO kablam! warning: method is never used: `output` Sep 14 13:39:43.054 INFO kablam! --> src/compiler.rs:80:9 Sep 14 13:39:43.054 INFO kablam! | Sep 14 13:39:43.054 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:43.054 INFO kablam! 81 | | -> Result Sep 14 13:39:43.054 INFO kablam! 82 | | where Sep 14 13:39:43.054 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 14 13:39:43.054 INFO kablam! ... | Sep 14 13:39:43.054 INFO kablam! 86 | | Ok(0) Sep 14 13:39:43.054 INFO kablam! 87 | | } Sep 14 13:39:43.054 INFO kablam! | |_________^ Sep 14 13:39:43.054 INFO kablam! Sep 14 13:39:43.095 INFO kablam! warning: struct is never constructed: `template_ooo` Sep 14 13:39:43.095 INFO kablam! --> src/compiler.rs:77:5 Sep 14 13:39:43.095 INFO kablam! | Sep 14 13:39:43.095 INFO kablam! 77 | pub struct template_ooo; Sep 14 13:39:43.095 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^ Sep 14 13:39:43.095 INFO kablam! | Sep 14 13:39:43.095 INFO kablam! = note: #[warn(dead_code)] on by default Sep 14 13:39:43.095 INFO kablam! Sep 14 13:39:43.095 INFO kablam! warning: method is never used: `output` Sep 14 13:39:43.095 INFO kablam! --> src/compiler.rs:80:9 Sep 14 13:39:43.095 INFO kablam! | Sep 14 13:39:43.095 INFO kablam! 80 | / pub fn output(input: &mut I, output: &mut O) Sep 14 13:39:43.095 INFO kablam! 81 | | -> Result Sep 14 13:39:43.095 INFO kablam! 82 | | where Sep 14 13:39:43.095 INFO kablam! 83 | | I: io::Read + io::Seek, O: io::Write Sep 14 13:39:43.095 INFO kablam! ... | Sep 14 13:39:43.095 INFO kablam! 86 | | Ok(0) Sep 14 13:39:43.095 INFO kablam! 87 | | } Sep 14 13:39:43.096 INFO kablam! | |_________^ Sep 14 13:39:43.096 INFO kablam! Sep 14 13:39:43.739 INFO kablam! warning: unused import: `Write` Sep 14 13:39:43.739 INFO kablam! --> examples/hello_world.rs:4:22 Sep 14 13:39:43.739 INFO kablam! | Sep 14 13:39:43.739 INFO kablam! 4 | use std::io::{ Read, Write }; Sep 14 13:39:43.739 INFO kablam! | ^^^^^ Sep 14 13:39:43.739 INFO kablam! | Sep 14 13:39:43.739 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 14 13:39:43.739 INFO kablam! Sep 14 13:39:43.879 INFO kablam! warning: unused `#[macro_use]` import Sep 14 13:39:43.879 INFO kablam! --> tests/compiler.rs:2:1 Sep 14 13:39:43.879 INFO kablam! | Sep 14 13:39:43.879 INFO kablam! 2 | #[macro_use] extern crate log; Sep 14 13:39:43.879 INFO kablam! | ^^^^^^^^^^^^ Sep 14 13:39:43.879 INFO kablam! | Sep 14 13:39:43.879 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 14 13:39:43.879 INFO kablam! Sep 14 13:39:43.982 INFO kablam! warning: function is never used: `output_param` Sep 14 13:39:43.982 INFO kablam! --> tests/compiler.rs:16:1 Sep 14 13:39:43.982 INFO kablam! | Sep 14 13:39:43.982 INFO kablam! 16 | fn output_param() { Sep 14 13:39:43.982 INFO kablam! | ^^^^^^^^^^^^^^^^^ Sep 14 13:39:43.982 INFO kablam! | Sep 14 13:39:43.982 INFO kablam! = note: #[warn(dead_code)] on by default Sep 14 13:39:43.982 INFO kablam! Sep 14 13:39:44.040 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1.90s Sep 14 13:39:44.051 INFO kablam! su: No module specific data is present Sep 14 13:39:44.823 INFO running `"docker" "rm" "-f" "9fd3646445112dd46c5f93c06df8a73824712b4427b5336e5e03079ff6dfb7a7"` Sep 14 13:39:45.099 INFO blam! 9fd3646445112dd46c5f93c06df8a73824712b4427b5336e5e03079ff6dfb7a7