Sep 01 03:20:38.615 INFO checking gh_vm-0.0.1-alpha against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 03:20:38.615 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 03:20:38.615 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/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"`
Sep 01 03:20:38.846 INFO blam! dd016e76401295c96898bcf4b6e4665f356b452d05dc54468f423f374ec2c9ad
Sep 01 03:20:38.848 INFO running `"docker" "start" "-a" "dd016e76401295c96898bcf4b6e4665f356b452d05dc54468f423f374ec2c9ad"`
Sep 01 03:20:39.599 INFO kablam!     Checking gh_vm v0.0.1-alpha (file:///source)
Sep 01 03:20:40.087 INFO kablam! warning: unused import: `ModuleFile`
Sep 01 03:20:40.087 INFO kablam!  --> src/vm.rs:6:31
Sep 01 03:20:40.087 INFO kablam!   |
Sep 01 03:20:40.087 INFO kablam! 6 | use super::{Function, Module, ModuleFile, Scope, Op};
Sep 01 03:20:40.087 INFO kablam!   |                               ^^^^^^^^^^
Sep 01 03:20:40.087 INFO kablam!   |
Sep 01 03:20:40.087 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 03:20:40.087 INFO kablam! 
Sep 01 03:20:40.087 INFO kablam! warning: unused import: `super::function::VMFunction`
Sep 01 03:20:40.087 INFO kablam!  --> src/vm.rs:7:5
Sep 01 03:20:40.087 INFO kablam!   |
Sep 01 03:20:40.087 INFO kablam! 7 | use super::function::VMFunction;
Sep 01 03:20:40.088 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.088 INFO kablam! 
Sep 01 03:20:40.088 INFO kablam! warning: unused import: `super::scope::LocalObject`
Sep 01 03:20:40.088 INFO kablam!  --> src/vm.rs:9:5
Sep 01 03:20:40.088 INFO kablam!   |
Sep 01 03:20:40.088 INFO kablam! 9 | use super::scope::LocalObject;
Sep 01 03:20:40.088 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.088 INFO kablam! 
Sep 01 03:20:40.088 INFO kablam! warning: unused import: `super::builtins::print`
Sep 01 03:20:40.088 INFO kablam!   --> src/vm.rs:10:5
Sep 01 03:20:40.088 INFO kablam!    |
Sep 01 03:20:40.088 INFO kablam! 10 | use super::builtins::print;
Sep 01 03:20:40.088 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.088 INFO kablam! 
Sep 01 03:20:40.088 INFO kablam! warning: unused import: `get_type_ref_from_string`
Sep 01 03:20:40.088 INFO kablam!   --> src/vm.rs:11:20
Sep 01 03:20:40.088 INFO kablam!    |
Sep 01 03:20:40.088 INFO kablam! 11 | use super::types::{get_type_ref_from_string, Type};
Sep 01 03:20:40.088 INFO kablam!    |                    ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.088 INFO kablam! 
Sep 01 03:20:40.296 INFO kablam! warning: unused import: `ModuleFile`
Sep 01 03:20:40.297 INFO kablam!  --> src/vm.rs:6:31
Sep 01 03:20:40.297 INFO kablam!   |
Sep 01 03:20:40.297 INFO kablam! 6 | use super::{Function, Module, ModuleFile, Scope, Op};
Sep 01 03:20:40.297 INFO kablam!   |                               ^^^^^^^^^^
Sep 01 03:20:40.297 INFO kablam!   |
Sep 01 03:20:40.297 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 01 03:20:40.297 INFO kablam! 
Sep 01 03:20:40.297 INFO kablam! warning: unused import: `super::function::VMFunction`
Sep 01 03:20:40.297 INFO kablam!  --> src/vm.rs:7:5
Sep 01 03:20:40.297 INFO kablam!   |
Sep 01 03:20:40.297 INFO kablam! 7 | use super::function::VMFunction;
Sep 01 03:20:40.297 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.297 INFO kablam! 
Sep 01 03:20:40.297 INFO kablam! warning: unused import: `super::scope::LocalObject`
Sep 01 03:20:40.297 INFO kablam!  --> src/vm.rs:9:5
Sep 01 03:20:40.297 INFO kablam!   |
Sep 01 03:20:40.297 INFO kablam! 9 | use super::scope::LocalObject;
Sep 01 03:20:40.297 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.297 INFO kablam! 
Sep 01 03:20:40.297 INFO kablam! warning: unused import: `super::builtins::print`
Sep 01 03:20:40.298 INFO kablam!   --> src/vm.rs:10:5
Sep 01 03:20:40.298 INFO kablam!    |
Sep 01 03:20:40.298 INFO kablam! 10 | use super::builtins::print;
Sep 01 03:20:40.298 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.298 INFO kablam! 
Sep 01 03:20:40.298 INFO kablam! warning: unused import: `get_type_ref_from_string`
Sep 01 03:20:40.298 INFO kablam!   --> src/vm.rs:11:20
Sep 01 03:20:40.298 INFO kablam!    |
Sep 01 03:20:40.298 INFO kablam! 11 | use super::types::{get_type_ref_from_string, Type};
Sep 01 03:20:40.298 INFO kablam!    |                    ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.298 INFO kablam! 
Sep 01 03:20:40.625 INFO kablam! warning: unused variable: `scope`
Sep 01 03:20:40.625 INFO kablam!   --> src/vm.rs:27:80
Sep 01 03:20:40.625 INFO kablam!    |
Sep 01 03:20:40.625 INFO kablam! 27 |     pub fn execute_instructions(&mut self, scope_instance: &mut ScopeInstance, scope: &Scope, ops: &[Op]) -> usize {
Sep 01 03:20:40.625 INFO kablam!    |                                                                                ^^^^^ help: consider using `_scope` instead
Sep 01 03:20:40.625 INFO kablam!    |
Sep 01 03:20:40.625 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 03:20:40.625 INFO kablam! 
Sep 01 03:20:40.706 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:20:40.706 INFO kablam!   --> src/vm.rs:29:13
Sep 01 03:20:40.706 INFO kablam!    |
Sep 01 03:20:40.707 INFO kablam! 29 |         let mut registers = &mut scope_instance.registers;
Sep 01 03:20:40.707 INFO kablam!    |             ----^^^^^^^^^
Sep 01 03:20:40.707 INFO kablam!    |             |
Sep 01 03:20:40.707 INFO kablam!    |             help: remove this `mut`
Sep 01 03:20:40.707 INFO kablam!    |
Sep 01 03:20:40.707 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 03:20:40.707 INFO kablam! 
Sep 01 03:20:40.707 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:20:40.707 INFO kablam!   --> src/vm.rs:30:13
Sep 01 03:20:40.707 INFO kablam!    |
Sep 01 03:20:40.707 INFO kablam! 30 |         let mut arrays = &mut scope_instance.arrays;
Sep 01 03:20:40.707 INFO kablam!    |             ----^^^^^^
Sep 01 03:20:40.707 INFO kablam!    |             |
Sep 01 03:20:40.707 INFO kablam!    |             help: remove this `mut`
Sep 01 03:20:40.707 INFO kablam! 
Sep 01 03:20:40.719 INFO kablam! warning: function is never used: `get_array_type`
Sep 01 03:20:40.719 INFO kablam!   --> src/types.rs:29:1
Sep 01 03:20:40.719 INFO kablam!    |
Sep 01 03:20:40.719 INFO kablam! 29 | pub fn get_array_type(array_type: Type) -> Type {
Sep 01 03:20:40.719 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.719 INFO kablam! 
Sep 01 03:20:40.720 INFO kablam! warning: function is never used: `get_type_ref_from_string`
Sep 01 03:20:40.720 INFO kablam!   --> src/types.rs:45:1
Sep 01 03:20:40.720 INFO kablam!    |
Sep 01 03:20:40.720 INFO kablam! 45 | pub fn get_type_ref_from_string(symbol: &str) -> Type {
Sep 01 03:20:40.720 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.720 INFO kablam! 
Sep 01 03:20:40.766 INFO kablam! warning: unused variable: `scope`
Sep 01 03:20:40.766 INFO kablam!   --> src/vm.rs:27:80
Sep 01 03:20:40.766 INFO kablam!    |
Sep 01 03:20:40.766 INFO kablam! 27 |     pub fn execute_instructions(&mut self, scope_instance: &mut ScopeInstance, scope: &Scope, ops: &[Op]) -> usize {
Sep 01 03:20:40.766 INFO kablam!    |                                                                                ^^^^^ help: consider using `_scope` instead
Sep 01 03:20:40.766 INFO kablam!    |
Sep 01 03:20:40.767 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 01 03:20:40.767 INFO kablam! 
Sep 01 03:20:40.891 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:20:40.891 INFO kablam!   --> src/vm.rs:29:13
Sep 01 03:20:40.891 INFO kablam!    |
Sep 01 03:20:40.891 INFO kablam! 29 |         let mut registers = &mut scope_instance.registers;
Sep 01 03:20:40.891 INFO kablam!    |             ----^^^^^^^^^
Sep 01 03:20:40.891 INFO kablam!    |             |
Sep 01 03:20:40.891 INFO kablam!    |             help: remove this `mut`
Sep 01 03:20:40.891 INFO kablam!    |
Sep 01 03:20:40.891 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 03:20:40.891 INFO kablam! 
Sep 01 03:20:40.891 INFO kablam! warning: variable does not need to be mutable
Sep 01 03:20:40.891 INFO kablam!   --> src/vm.rs:30:13
Sep 01 03:20:40.891 INFO kablam!    |
Sep 01 03:20:40.891 INFO kablam! 30 |         let mut arrays = &mut scope_instance.arrays;
Sep 01 03:20:40.891 INFO kablam!    |             ----^^^^^^
Sep 01 03:20:40.892 INFO kablam!    |             |
Sep 01 03:20:40.892 INFO kablam!    |             help: remove this `mut`
Sep 01 03:20:40.892 INFO kablam! 
Sep 01 03:20:40.910 INFO kablam! warning: function is never used: `get_array_type`
Sep 01 03:20:40.910 INFO kablam!   --> src/types.rs:29:1
Sep 01 03:20:40.910 INFO kablam!    |
Sep 01 03:20:40.910 INFO kablam! 29 | pub fn get_array_type(array_type: Type) -> Type {
Sep 01 03:20:40.910 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.910 INFO kablam! 
Sep 01 03:20:40.910 INFO kablam! warning: function is never used: `get_type_ref_from_string`
Sep 01 03:20:40.910 INFO kablam!   --> src/types.rs:45:1
Sep 01 03:20:40.910 INFO kablam!    |
Sep 01 03:20:40.910 INFO kablam! 45 | pub fn get_type_ref_from_string(symbol: &str) -> Type {
Sep 01 03:20:40.910 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 03:20:40.910 INFO kablam! 
Sep 01 03:20:40.951 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
Sep 01 03:20:40.954 INFO kablam! su: No module specific data is present
Sep 01 03:20:41.482 INFO running `"docker" "rm" "-f" "dd016e76401295c96898bcf4b6e4665f356b452d05dc54468f423f374ec2c9ad"`
Sep 01 03:20:41.580 INFO blam! dd016e76401295c96898bcf4b6e4665f356b452d05dc54468f423f374ec2c9ad