Dec 14 04:44:20.865 INFO testing WSlatton/muon-vm against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 04:44:20.865 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:44:21.295 INFO [stdout] 7e64b8eb8a1498c729d1d908b5bebffe9f05f79d6093363663f02f2c98582ce3
Dec 14 04:44:21.303 INFO running `"docker" "start" "-a" "7e64b8eb8a1498c729d1d908b5bebffe9f05f79d6093363663f02f2c98582ce3"`
Dec 14 04:44:22.555 INFO [stderr] usermod: no changes
Dec 14 04:44:22.611 INFO [stderr]    Compiling muon-vm v0.1.0 (/source)
Dec 14 04:44:23.059 INFO [stderr] warning: unused import: `Local`
Dec 14 04:44:23.059 INFO [stderr]  --> src/linker.rs:1:42
Dec 14 04:44:23.059 INFO [stderr]   |
Dec 14 04:44:23.059 INFO [stderr] 1 | use ast::{Class, Code, Function, Linked, Local, Mem, Object, Static, Unlinked};
Dec 14 04:44:23.059 INFO [stderr]   |                                          ^^^^^
Dec 14 04:44:23.059 INFO [stderr]   |
Dec 14 04:44:23.059 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 04:44:23.059 INFO [stderr] 
Dec 14 04:44:23.090 INFO [stderr] warning: unreachable expression
Dec 14 04:44:23.090 INFO [stderr]   --> src/linker.rs:24:30
Dec 14 04:44:23.090 INFO [stderr]    |
Dec 14 04:44:23.090 INFO [stderr] 24 |             instance_fields: panic!(),
Dec 14 04:44:23.090 INFO [stderr]    |                              ^^^^^^^^
Dec 14 04:44:23.090 INFO [stderr]    |
Dec 14 04:44:23.090 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:44:23.090 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 04:44:23.090 INFO [stderr] 
Dec 14 04:44:23.119 INFO [stderr] warning: unused variable: `vm`
Dec 14 04:44:23.119 INFO [stderr]   --> src/main.rs:16:9
Dec 14 04:44:23.119 INFO [stderr]    |
Dec 14 04:44:23.119 INFO [stderr] 16 |     let vm = VM::new(&vm_args);
Dec 14 04:44:23.119 INFO [stderr]    |         ^^ help: consider using `_vm` instead
Dec 14 04:44:23.119 INFO [stderr]    |
Dec 14 04:44:23.119 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:44:23.119 INFO [stderr] 
Dec 14 04:44:23.126 INFO [stderr] warning: struct is never constructed: `Class`
Dec 14 04:44:23.127 INFO [stderr]  --> src/ast.rs:1:1
Dec 14 04:44:23.127 INFO [stderr]   |
Dec 14 04:44:23.127 INFO [stderr] 1 | pub struct Class<'a, R: Ref> {
Dec 14 04:44:23.127 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr]   |
Dec 14 04:44:23.127 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Function`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:15:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 15 |     Function(Function<R>),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Call`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:16:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 16 |     Call,
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Return`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:17:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 17 |     Return,
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Store`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:20:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 20 |     Store(Mem<R>),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Load`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:21:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 21 |     Load(Mem<R>),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Print`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:24:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 24 |     Print,
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Const`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:27:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 27 |     Const(Data),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Static`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:40:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 40 |     Static(R::Static),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Object`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 41 |     Object(R::Object),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: variant is never constructed: `Local`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:42:5
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 42 |     Local(R::Local),
Dec 14 04:44:23.127 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: type alias is never used: `Local`
Dec 14 04:44:23.127 INFO [stderr]   --> src/ast.rs:66:1
Dec 14 04:44:23.127 INFO [stderr]    |
Dec 14 04:44:23.127 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:23.127 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: field is never used: `stack`
Dec 14 04:44:23.127 INFO [stderr]  --> src/mem.rs:6:5
Dec 14 04:44:23.127 INFO [stderr]   |
Dec 14 04:44:23.127 INFO [stderr] 6 |     stack: Stack<Data>,
Dec 14 04:44:23.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: field is never used: `static_segment`
Dec 14 04:44:23.127 INFO [stderr]  --> src/mem.rs:9:5
Dec 14 04:44:23.127 INFO [stderr]   |
Dec 14 04:44:23.127 INFO [stderr] 9 |     static_segment: Segment<Data>,
Dec 14 04:44:23.127 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.127 INFO [stderr] 
Dec 14 04:44:23.127 INFO [stderr] warning: field is never used: `object_segment`
Dec 14 04:44:23.127 INFO [stderr]   --> src/mem.rs:10:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 10 |     object_segment: Segment<Data>,
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `local_segment`
Dec 14 04:44:23.128 INFO [stderr]   --> src/mem.rs:11:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 11 |     local_segment: Segment<Data>,
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `function_segment`
Dec 14 04:44:23.128 INFO [stderr]   --> src/mem.rs:14:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 14 |     function_segment: Segment<Function<Linked>>,
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:23.128 INFO [stderr]   --> src/mem.rs:30:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 30 |     mem: Vec<T>,
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:23.128 INFO [stderr]   --> src/mem.rs:42:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 42 |     mem: Vec<T>,
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `vm_args`
Dec 14 04:44:23.128 INFO [stderr]  --> src/vm.rs:6:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 6 |     vm_args: &'a VMArgs,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `linker`
Dec 14 04:44:23.128 INFO [stderr]  --> src/vm.rs:7:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 7 |     linker: Linker<'a>,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:23.128 INFO [stderr]  --> src/vm.rs:8:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 8 |     mem: Mem,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: method is never used: `load_class`
Dec 14 04:44:23.128 INFO [stderr]   --> src/vm.rs:19:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 19 |     pub fn load_class(&mut self, class: Class<'a, Unlinked<'a>>) {
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `static_table`
Dec 14 04:44:23.128 INFO [stderr]  --> src/linker.rs:5:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 5 |     static_table: HashMap<Static<Unlinked<'a>>, Static<Linked>>,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `static_count`
Dec 14 04:44:23.128 INFO [stderr]  --> src/linker.rs:6:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 6 |     static_count: usize,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `object_table`
Dec 14 04:44:23.128 INFO [stderr]  --> src/linker.rs:7:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 7 |     object_table: HashMap<Object<Unlinked<'a>>, Object<Linked>>,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: field is never used: `object_count`
Dec 14 04:44:23.128 INFO [stderr]  --> src/linker.rs:8:5
Dec 14 04:44:23.128 INFO [stderr]   |
Dec 14 04:44:23.128 INFO [stderr] 8 |     object_count: HashMap<&'a str, usize>,
Dec 14 04:44:23.128 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: method is never used: `link_class`
Dec 14 04:44:23.128 INFO [stderr]   --> src/linker.rs:20:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 20 |     pub fn link_class(&mut self, class: Class<'a, Unlinked<'a>>) -> Class<'a, Linked> {
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: method is never used: `link_function`
Dec 14 04:44:23.128 INFO [stderr]   --> src/linker.rs:28:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.128 INFO [stderr] 28 |     fn link_function(&mut self, function: Function<Unlinked<'a>>) -> Function<Linked> {
Dec 14 04:44:23.128 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.128 INFO [stderr] 
Dec 14 04:44:23.128 INFO [stderr] warning: method is never used: `link_code_vec`
Dec 14 04:44:23.128 INFO [stderr]   --> src/linker.rs:34:5
Dec 14 04:44:23.128 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 34 |     fn link_code_vec(&mut self, code_vec: Vec<Code<Unlinked<'a>>>) -> Vec<Code<Linked>> {
Dec 14 04:44:23.129 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: method is never used: `link_code`
Dec 14 04:44:23.129 INFO [stderr]   --> src/linker.rs:39:5
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 39 |     fn link_code(&mut self, code: Code<Unlinked<'a>>) -> Code<Linked> {
Dec 14 04:44:23.129 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: method is never used: `link_mem`
Dec 14 04:44:23.129 INFO [stderr]   --> src/linker.rs:50:5
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 50 |     fn link_mem(&mut self, mem: Mem<Unlinked<'a>>) -> Mem<Linked> {
Dec 14 04:44:23.129 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: method is never used: `link_static`
Dec 14 04:44:23.129 INFO [stderr]   --> src/linker.rs:57:5
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 57 |     fn link_static(&mut self, s: Static<Unlinked<'a>>) -> Static<Linked> {
Dec 14 04:44:23.129 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: method is never used: `link_object`
Dec 14 04:44:23.129 INFO [stderr]   --> src/linker.rs:68:5
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 68 |     fn link_object(&mut self, o: Object<Unlinked<'a>>) -> Object<Linked> {
Dec 14 04:44:23.129 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:64:20
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 64 | pub type Static<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                    ^^^
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 14 04:44:23.129 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:23.129 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:64:27
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 64 | pub type Static<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                           ^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:65:20
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 65 | pub type Object<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                    ^^^
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:23.129 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:65:27
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 65 | pub type Object<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                           ^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.129 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:66:19
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                   ^^^
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:23.129 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:23.129 INFO [stderr]   --> src/ast.rs:66:26
Dec 14 04:44:23.129 INFO [stderr]    |
Dec 14 04:44:23.129 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:23.129 INFO [stderr]    |                          ^^^^^^^^^
Dec 14 04:44:23.129 INFO [stderr] 
Dec 14 04:44:23.773 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 14 04:44:23.776 INFO [stderr] su: No module specific data is present
Dec 14 04:44:24.489 INFO running `"docker" "inspect" "7e64b8eb8a1498c729d1d908b5bebffe9f05f79d6093363663f02f2c98582ce3"`
Dec 14 04:44:24.726 INFO running `"docker" "rm" "-f" "7e64b8eb8a1498c729d1d908b5bebffe9f05f79d6093363663f02f2c98582ce3"`
Dec 14 04:44:25.207 INFO [stdout] 7e64b8eb8a1498c729d1d908b5bebffe9f05f79d6093363663f02f2c98582ce3
Dec 14 04:44:25.208 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:44:25.671 INFO [stdout] 9d66ea76c62be32f38f0235d121edba4ed9cb80f53004e0b909b6de6c0e6a85f
Dec 14 04:44:25.676 INFO running `"docker" "start" "-a" "9d66ea76c62be32f38f0235d121edba4ed9cb80f53004e0b909b6de6c0e6a85f"`
Dec 14 04:44:26.879 INFO [stderr] usermod: no changes
Dec 14 04:44:26.935 INFO [stderr]    Compiling muon-vm v0.1.0 (/source)
Dec 14 04:44:27.471 INFO [stderr] warning: unused import: `Local`
Dec 14 04:44:27.471 INFO [stderr]  --> src/linker.rs:1:42
Dec 14 04:44:27.471 INFO [stderr]   |
Dec 14 04:44:27.471 INFO [stderr] 1 | use ast::{Class, Code, Function, Linked, Local, Mem, Object, Static, Unlinked};
Dec 14 04:44:27.471 INFO [stderr]   |                                          ^^^^^
Dec 14 04:44:27.471 INFO [stderr]   |
Dec 14 04:44:27.471 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 04:44:27.471 INFO [stderr] 
Dec 14 04:44:27.539 INFO [stderr] warning: unreachable expression
Dec 14 04:44:27.539 INFO [stderr]   --> src/linker.rs:24:30
Dec 14 04:44:27.539 INFO [stderr]    |
Dec 14 04:44:27.539 INFO [stderr] 24 |             instance_fields: panic!(),
Dec 14 04:44:27.539 INFO [stderr]    |                              ^^^^^^^^
Dec 14 04:44:27.539 INFO [stderr]    |
Dec 14 04:44:27.539 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Dec 14 04:44:27.539 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 04:44:27.539 INFO [stderr] 
Dec 14 04:44:27.559 INFO [stderr] warning: unused variable: `vm`
Dec 14 04:44:27.559 INFO [stderr]   --> src/main.rs:16:9
Dec 14 04:44:27.559 INFO [stderr]    |
Dec 14 04:44:27.559 INFO [stderr] 16 |     let vm = VM::new(&vm_args);
Dec 14 04:44:27.559 INFO [stderr]    |         ^^ help: consider using `_vm` instead
Dec 14 04:44:27.559 INFO [stderr]    |
Dec 14 04:44:27.559 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 04:44:27.559 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: struct is never constructed: `Class`
Dec 14 04:44:27.581 INFO [stderr]  --> src/ast.rs:1:1
Dec 14 04:44:27.581 INFO [stderr]   |
Dec 14 04:44:27.581 INFO [stderr] 1 | pub struct Class<'a, R: Ref> {
Dec 14 04:44:27.581 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.581 INFO [stderr]   |
Dec 14 04:44:27.581 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: variant is never constructed: `Function`
Dec 14 04:44:27.581 INFO [stderr]   --> src/ast.rs:15:5
Dec 14 04:44:27.581 INFO [stderr]    |
Dec 14 04:44:27.581 INFO [stderr] 15 |     Function(Function<R>),
Dec 14 04:44:27.581 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: variant is never constructed: `Call`
Dec 14 04:44:27.581 INFO [stderr]   --> src/ast.rs:16:5
Dec 14 04:44:27.581 INFO [stderr]    |
Dec 14 04:44:27.581 INFO [stderr] 16 |     Call,
Dec 14 04:44:27.581 INFO [stderr]    |     ^^^^
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: variant is never constructed: `Return`
Dec 14 04:44:27.581 INFO [stderr]   --> src/ast.rs:17:5
Dec 14 04:44:27.581 INFO [stderr]    |
Dec 14 04:44:27.581 INFO [stderr] 17 |     Return,
Dec 14 04:44:27.581 INFO [stderr]    |     ^^^^^^
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: variant is never constructed: `Store`
Dec 14 04:44:27.581 INFO [stderr]   --> src/ast.rs:20:5
Dec 14 04:44:27.581 INFO [stderr]    |
Dec 14 04:44:27.581 INFO [stderr] 20 |     Store(Mem<R>),
Dec 14 04:44:27.581 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.581 INFO [stderr] warning: variant is never constructed: `Load`
Dec 14 04:44:27.581 INFO [stderr]   --> src/ast.rs:21:5
Dec 14 04:44:27.581 INFO [stderr]    |
Dec 14 04:44:27.581 INFO [stderr] 21 |     Load(Mem<R>),
Dec 14 04:44:27.581 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 14 04:44:27.581 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: variant is never constructed: `Print`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:24:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 24 |     Print,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: variant is never constructed: `Const`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:27:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 27 |     Const(Data),
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: variant is never constructed: `Static`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:40:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 40 |     Static(R::Static),
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: variant is never constructed: `Object`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:41:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 41 |     Object(R::Object),
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: variant is never constructed: `Local`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:42:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 42 |     Local(R::Local),
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: type alias is never used: `Local`
Dec 14 04:44:27.582 INFO [stderr]   --> src/ast.rs:66:1
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:27.582 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `stack`
Dec 14 04:44:27.582 INFO [stderr]  --> src/mem.rs:6:5
Dec 14 04:44:27.582 INFO [stderr]   |
Dec 14 04:44:27.582 INFO [stderr] 6 |     stack: Stack<Data>,
Dec 14 04:44:27.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `static_segment`
Dec 14 04:44:27.582 INFO [stderr]  --> src/mem.rs:9:5
Dec 14 04:44:27.582 INFO [stderr]   |
Dec 14 04:44:27.582 INFO [stderr] 9 |     static_segment: Segment<Data>,
Dec 14 04:44:27.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `object_segment`
Dec 14 04:44:27.582 INFO [stderr]   --> src/mem.rs:10:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 10 |     object_segment: Segment<Data>,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `local_segment`
Dec 14 04:44:27.582 INFO [stderr]   --> src/mem.rs:11:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 11 |     local_segment: Segment<Data>,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `function_segment`
Dec 14 04:44:27.582 INFO [stderr]   --> src/mem.rs:14:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 14 |     function_segment: Segment<Function<Linked>>,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:27.582 INFO [stderr]   --> src/mem.rs:30:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 30 |     mem: Vec<T>,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:27.582 INFO [stderr]   --> src/mem.rs:42:5
Dec 14 04:44:27.582 INFO [stderr]    |
Dec 14 04:44:27.582 INFO [stderr] 42 |     mem: Vec<T>,
Dec 14 04:44:27.582 INFO [stderr]    |     ^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `vm_args`
Dec 14 04:44:27.582 INFO [stderr]  --> src/vm.rs:6:5
Dec 14 04:44:27.582 INFO [stderr]   |
Dec 14 04:44:27.582 INFO [stderr] 6 |     vm_args: &'a VMArgs,
Dec 14 04:44:27.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.582 INFO [stderr] 
Dec 14 04:44:27.582 INFO [stderr] warning: field is never used: `linker`
Dec 14 04:44:27.582 INFO [stderr]  --> src/vm.rs:7:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 7 |     linker: Linker<'a>,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: field is never used: `mem`
Dec 14 04:44:27.583 INFO [stderr]  --> src/vm.rs:8:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 8 |     mem: Mem,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `load_class`
Dec 14 04:44:27.583 INFO [stderr]   --> src/vm.rs:19:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 19 |     pub fn load_class(&mut self, class: Class<'a, Unlinked<'a>>) {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: field is never used: `static_table`
Dec 14 04:44:27.583 INFO [stderr]  --> src/linker.rs:5:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 5 |     static_table: HashMap<Static<Unlinked<'a>>, Static<Linked>>,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: field is never used: `static_count`
Dec 14 04:44:27.583 INFO [stderr]  --> src/linker.rs:6:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 6 |     static_count: usize,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: field is never used: `object_table`
Dec 14 04:44:27.583 INFO [stderr]  --> src/linker.rs:7:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 7 |     object_table: HashMap<Object<Unlinked<'a>>, Object<Linked>>,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: field is never used: `object_count`
Dec 14 04:44:27.583 INFO [stderr]  --> src/linker.rs:8:5
Dec 14 04:44:27.583 INFO [stderr]   |
Dec 14 04:44:27.583 INFO [stderr] 8 |     object_count: HashMap<&'a str, usize>,
Dec 14 04:44:27.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_class`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:20:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 20 |     pub fn link_class(&mut self, class: Class<'a, Unlinked<'a>>) -> Class<'a, Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_function`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:28:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 28 |     fn link_function(&mut self, function: Function<Unlinked<'a>>) -> Function<Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_code_vec`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:34:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 34 |     fn link_code_vec(&mut self, code_vec: Vec<Code<Unlinked<'a>>>) -> Vec<Code<Linked>> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_code`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:39:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 39 |     fn link_code(&mut self, code: Code<Unlinked<'a>>) -> Code<Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_mem`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:50:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 50 |     fn link_mem(&mut self, mem: Mem<Unlinked<'a>>) -> Mem<Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_static`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:57:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 57 |     fn link_static(&mut self, s: Static<Unlinked<'a>>) -> Static<Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: method is never used: `link_object`
Dec 14 04:44:27.583 INFO [stderr]   --> src/linker.rs:68:5
Dec 14 04:44:27.583 INFO [stderr]    |
Dec 14 04:44:27.583 INFO [stderr] 68 |     fn link_object(&mut self, o: Object<Unlinked<'a>>) -> Object<Linked> {
Dec 14 04:44:27.583 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 04:44:27.583 INFO [stderr] 
Dec 14 04:44:27.583 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:27.583 INFO [stderr]   --> src/ast.rs:64:20
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 64 | pub type Static<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                    ^^^
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Dec 14 04:44:27.584 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:27.584 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:27.584 INFO [stderr]   --> src/ast.rs:64:27
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 64 | pub type Static<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                           ^^^^^^^^^
Dec 14 04:44:27.584 INFO [stderr] 
Dec 14 04:44:27.584 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:27.584 INFO [stderr]   --> src/ast.rs:65:20
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 65 | pub type Object<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                    ^^^
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:27.584 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:27.584 INFO [stderr]   --> src/ast.rs:65:27
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 65 | pub type Object<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                           ^^^^^^^^^
Dec 14 04:44:27.584 INFO [stderr] 
Dec 14 04:44:27.584 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Dec 14 04:44:27.584 INFO [stderr]   --> src/ast.rs:66:19
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                   ^^^
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Dec 14 04:44:27.584 INFO [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
Dec 14 04:44:27.584 INFO [stderr]   --> src/ast.rs:66:26
Dec 14 04:44:27.584 INFO [stderr]    |
Dec 14 04:44:27.584 INFO [stderr] 66 | pub type Local<R: Ref> = R::Static;
Dec 14 04:44:27.584 INFO [stderr]    |                          ^^^^^^^^^
Dec 14 04:44:27.584 INFO [stderr] 
Dec 14 04:44:28.056 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 14 04:44:28.058 INFO [stderr] su: No module specific data is present
Dec 14 04:44:28.906 INFO running `"docker" "inspect" "9d66ea76c62be32f38f0235d121edba4ed9cb80f53004e0b909b6de6c0e6a85f"`
Dec 14 04:44:29.208 INFO running `"docker" "rm" "-f" "9d66ea76c62be32f38f0235d121edba4ed9cb80f53004e0b909b6de6c0e6a85f"`
Dec 14 04:44:29.426 INFO [stdout] 9d66ea76c62be32f38f0235d121edba4ed9cb80f53004e0b909b6de6c0e6a85f
Dec 14 04:44:29.429 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 04:44:30.001 INFO [stdout] af7d2a987b0c4fc54976080f3652ffaebaf89e9f179744df66f5cfd9dfc4ef07
Dec 14 04:44:30.003 INFO running `"docker" "start" "-a" "af7d2a987b0c4fc54976080f3652ffaebaf89e9f179744df66f5cfd9dfc4ef07"`
Dec 14 04:44:31.553 INFO [stderr] usermod: no changes
Dec 14 04:44:31.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 14 04:44:31.600 INFO [stderr]      Running /target/debug/deps/muon_vm-5379f07c6e1ef399
Dec 14 04:44:31.605 INFO [stdout] 
Dec 14 04:44:31.605 INFO [stdout] running 0 tests
Dec 14 04:44:31.605 INFO [stdout] 
Dec 14 04:44:31.605 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 04:44:31.605 INFO [stdout] 
Dec 14 04:44:31.619 INFO [stderr] su: No module specific data is present
Dec 14 04:44:32.174 INFO running `"docker" "inspect" "af7d2a987b0c4fc54976080f3652ffaebaf89e9f179744df66f5cfd9dfc4ef07"`
Dec 14 04:44:32.369 INFO running `"docker" "rm" "-f" "af7d2a987b0c4fc54976080f3652ffaebaf89e9f179744df66f5cfd9dfc4ef07"`
Dec 14 04:44:32.561 INFO [stdout] af7d2a987b0c4fc54976080f3652ffaebaf89e9f179744df66f5cfd9dfc4ef07