[INFO] cloning repository https://github.com/svenslaggare/stackjit-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/svenslaggare/stackjit-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fstackjit-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fstackjit-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82316ef560f74a641ad42e8cfcfa4e29bab15a7f
[INFO] checking svenslaggare/stackjit-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fstackjit-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svenslaggare/stackjit-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/svenslaggare/stackjit-rs
[INFO] finished tweaking git repo https://github.com/svenslaggare/stackjit-rs
[INFO] tweaked toml for git repo https://github.com/svenslaggare/stackjit-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/svenslaggare/stackjit-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c50b5ff4a50d6745269abb82ed0a46050b852f5c87ee7598c523c6005f8b7b62
[INFO] running `Command { std: "docker" "start" "-a" "c50b5ff4a50d6745269abb82ed0a46050b852f5c87ee7598c523c6005f8b7b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50b5ff4a50d6745269abb82ed0a46050b852f5c87ee7598c523c6005f8b7b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50b5ff4a50d6745269abb82ed0a46050b852f5c87ee7598c523c6005f8b7b62", kill_on_drop: false }`
[INFO] [stdout] c50b5ff4a50d6745269abb82ed0a46050b852f5c87ee7598c523c6005f8b7b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa33bdf6cd9427a9ba6bb23facf916ded072b8d5b7d986a5c2b58fc405662a78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fa33bdf6cd9427a9ba6bb23facf916ded072b8d5b7d986a5c2b58fc405662a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling iced-x86 v1.10.3
[INFO] [stderr]     Checking stackjit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/runtime/object.rs:37:57
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let object_type: &u64 = std::mem::transmute(&self.object_type);
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/execution.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut test_profile = std::env::var("TEST_PROFILE");
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadTrue`
[INFO] [stdout]   --> src/model/instruction.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     LoadTrue,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadFalse`
[INFO] [stdout]   --> src/model/instruction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     LoadFalse,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CallInstance`
[INFO] [stdout]   --> src/model/instruction.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     CallInstance(FunctionSignature),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operand_stack_size`
[INFO] [stdout]    --> src/model/function.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     operand_stack_size: usize
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `operand_stack_size`
[INFO] [stdout]    --> src/model/function.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn operand_stack_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_function`
[INFO] [stdout]    --> src/model/function.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn get_function(&self, signature: &FunctionSignature) -> Option<&Function> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/model/class.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn name(&self) -> &str {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `println_vec`
[INFO] [stdout]    --> src/mir/compiler.rs:616:4
[INFO] [stdout]     |
[INFO] [stdout] 616 | fn println_vec(original: &Vec<Instruction>, irs: &Vec<InstructionMIR>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/mir/mod.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn name(&self) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/mir/mod.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn name(&self) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first`
[INFO] [stdout]   --> src/analysis/basic_block.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn first(&self) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_instructions`
[INFO] [stdout]    --> src/analysis/basic_block.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn get_instructions(instructions: &Vec<InstructionMIR>, indices: &Vec<usize>) -> Vec<InstructionMIR> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_graph`
[INFO] [stdout]   --> src/analysis/control_flow_graph.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn print_graph(&self, instructions: &Vec<InstructionMIR>, blocks: &Vec<BasicBlock>) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_edges`
[INFO] [stdout]    --> src/analysis/control_flow_graph.rs:155:4
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn extract_edges(graph: &ControlFlowGraph, index: usize) -> Vec<ControlFlowEdge> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_jump_target`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1110:8
[INFO] [stdout]      |
[INFO] [stdout] 1110 |     fn set_jump_target(&mut self, branch_offset: usize, branch_instruction_size: usize) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `push_r32`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1245:8
[INFO] [stdout]      |
[INFO] [stdout] 1245 | pub fn push_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pop_r32`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1260:8
[INFO] [stdout]      |
[INFO] [stdout] 1260 | pub fn pop_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN_VALUE_32`
[INFO] [stdout]    --> src/compiler/calling_conventions.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub const RETURN_VALUE_32: Register = Register::EAX;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddToStackPointer`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     AddToStackPointer(i32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopExplicit`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     PopExplicit(HardwareRegisterExplicit),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopEmpty`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     PopEmpty,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DivideInt32FromFrameMemory`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 |     DivideInt32FromFrameMemory(HardwareRegister, i32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Absolute`
[INFO] [stdout]   --> src/compiler/mod.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Absolute
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `for_type`
[INFO] [stdout]   --> src/optimization/register_allocation/linear_scan.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn for_type(&self, register_type: &VirtualRegisterType) -> &BTreeSet<u32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `analyze`
[INFO] [stdout]    --> src/optimization/register_allocation/linear_scan.rs:188:4
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn analyze(compilation_result: &MIRCompilationResult) -> (Vec<BasicBlock>, ControlFlowGraph, Vec<LiveInterval>) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_allocation`
[INFO] [stdout]    --> src/optimization/register_allocation/linear_scan.rs:195:4
[INFO] [stdout]     |
[INFO] [stdout] 195 | fn print_allocation(instructions: &Vec<InstructionMIR>, live_intervals: &Vec<LiveInterval>, allocation: &RegisterAllocation) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_allocated_registers`
[INFO] [stdout]   --> src/optimization/register_allocation/mod.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub fn num_allocated_registers(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_spilled_registers`
[INFO] [stdout]   --> src/optimization/register_allocation/mod.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn num_spilled_registers(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_only_load_local`
[INFO] [stdout]   --> src/optimization/peephole.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn remove_only_load_local() -> PeepholeSettings {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_only_store_local`
[INFO] [stdout]   --> src/optimization/peephole.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn remove_only_store_local() -> PeepholeSettings {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_only_constants`
[INFO] [stdout]   --> src/optimization/peephole.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn remove_only_constants() -> PeepholeSettings {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_owned`
[INFO] [stdout]   --> src/runtime/memory/manager.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn is_owned(&self, address: *const std::ffi::c_void) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inside`
[INFO] [stdout]   --> src/runtime/memory/heap.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn inside(&self, address: *const std::ffi::c_void) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `deleted_objects`
[INFO] [stdout]   --> src/runtime/memory/gc.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn deleted_objects(&self) -> &Vec<(u64, TypeId)> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sweep_objects`
[INFO] [stdout]   --> src/runtime/memory/gc.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn sweep_objects(&mut self, heap: &Heap) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ptr`
[INFO] [stdout]    --> src/runtime/stack_walker.rs:248:12
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn ptr(&self) -> *const u8 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `increase_survival_count`
[INFO] [stdout]   --> src/runtime/object.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn increase_survival_count(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `survival_count`
[INFO] [stdout]   --> src/runtime/object.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn survival_count(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/runtime/object.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn delete(&mut self, size: u64) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/runtime/object.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn delete(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_external_function`
[INFO] [stdout]   --> src/vm.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn add_external_function(&mut self, declaration: FunctionDeclaration) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_vm`
[INFO] [stdout]   --> src/vm.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn clear_vm() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExpectedRightCurlyParentheses`
[INFO] [stdout]   --> src/parser/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     ExpectedRightCurlyParentheses,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_float`
[INFO] [stdout]   --> src/execution_tests/float.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern "C" fn print_float(x: f32) {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]   --> src/execution_tests/float.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern "C" fn add(x: f32, y: f32) -> f32 {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_element`
[INFO] [stdout]   --> src/execution_tests/bool.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern "C" fn get_element(array_ref: ObjectPointer, index: i32) -> i32 {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_bool_to_int`
[INFO] [stdout]   --> src/execution_tests/bool.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern "C" fn convert_bool_to_int(value: bool) -> i32 {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]  --> src/execution_tests/call.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern "C" fn sum(x: i32, y: i32) -> i32 {
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum8`
[INFO] [stdout]   --> src/execution_tests/call.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern "C" fn sum8(x0: i32, x1: i32, x2: i32, x3: i32, x4: i32, x5: i32, x6: i32, x7: i32) -> i32 {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum8_sub`
[INFO] [stdout]   --> src/execution_tests/call.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | extern "C" fn sum8_sub(x0: i32, x1: i32, x2: i32, x3: i32, x4: i32, x5: i32, x6: i32, x7: i32) -> i32 {
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sub`
[INFO] [stdout]   --> src/execution_tests/call.rs:18:15
[INFO] [stdout]    |
[INFO] [stdout] 18 | extern "C" fn sub(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_array`
[INFO] [stdout]   --> src/execution_tests/array.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 | extern "C" fn print_array(ptr: u64) {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_array`
[INFO] [stdout]   --> src/execution_tests/array.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern "C" fn set_array(ptr: u64, index: i32, value: i32) {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_array_float`
[INFO] [stdout]   --> src/execution_tests/array.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 | extern "C" fn set_array_float(ptr: u64, index: i32, value: f32) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_float`
[INFO] [stdout]   --> src/execution_tests/array.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 | extern "C" fn print_float(x: f32) {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_point`
[INFO] [stdout]   --> src/execution_tests/class.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | extern "C" fn print_point(ptr: u64) {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_point_x`
[INFO] [stdout]   --> src/execution_tests/class.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern "C" fn set_point_x(ptr: u64, value: i32) {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_array_element`
[INFO] [stdout]   --> src/execution_tests/class.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 | extern "C" fn print_array_element(ptr: u64, index: u64) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_float`
[INFO] [stdout]   --> src/execution_tests/class.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 | extern "C" fn set_float(x: f32) {
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 61 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]   --> src/runtime/object.rs:37:57
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let object_type: &u64 = std::mem::transmute(&self.object_type);
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]    = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine/execution.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut test_profile = std::env::var("TEST_PROFILE");
[INFO] [stdout]    |             ----^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operand_stack_size`
[INFO] [stdout]    --> src/model/function.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     operand_stack_size: usize
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `operand_stack_size`
[INFO] [stdout]    --> src/model/function.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn operand_stack_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_function`
[INFO] [stdout]    --> src/model/function.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 |     pub fn get_function(&self, signature: &FunctionSignature) -> Option<&Function> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_jump_target`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1110:8
[INFO] [stdout]      |
[INFO] [stdout] 1110 |     fn set_jump_target(&mut self, branch_offset: usize, branch_instruction_size: usize) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `push_r32`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1245:8
[INFO] [stdout]      |
[INFO] [stdout] 1245 | pub fn push_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pop_r32`
[INFO] [stdout]     --> src/compiler/code_generator.rs:1260:8
[INFO] [stdout]      |
[INFO] [stdout] 1260 | pub fn pop_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN_VALUE_32`
[INFO] [stdout]    --> src/compiler/calling_conventions.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 288 |     pub const RETURN_VALUE_32: Register = Register::EAX;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddToStackPointer`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     AddToStackPointer(i32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopExplicit`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     PopExplicit(HardwareRegisterExplicit),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopEmpty`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     PopEmpty,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DivideInt32FromFrameMemory`
[INFO] [stdout]    --> src/compiler/ir/mod.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 176 |     DivideInt32FromFrameMemory(HardwareRegister, i32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Absolute`
[INFO] [stdout]   --> src/compiler/mod.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Absolute
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `for_type`
[INFO] [stdout]   --> src/optimization/register_allocation/linear_scan.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn for_type(&self, register_type: &VirtualRegisterType) -> &BTreeSet<u32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sweep_objects`
[INFO] [stdout]   --> src/runtime/memory/gc.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 |     fn sweep_objects(&mut self, heap: &Heap) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ptr`
[INFO] [stdout]    --> src/runtime/stack_walker.rs:248:12
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn ptr(&self) -> *const u8 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `increase_survival_count`
[INFO] [stdout]   --> src/runtime/object.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn increase_survival_count(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]    --> src/runtime/object.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn delete(&mut self) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_vm`
[INFO] [stdout]   --> src/vm.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn clear_vm() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExpectedRightCurlyParentheses`
[INFO] [stdout]   --> src/parser/mod.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     ExpectedRightCurlyParentheses,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.46s
[INFO] running `Command { std: "docker" "inspect" "fa33bdf6cd9427a9ba6bb23facf916ded072b8d5b7d986a5c2b58fc405662a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa33bdf6cd9427a9ba6bb23facf916ded072b8d5b7d986a5c2b58fc405662a78", kill_on_drop: false }`
[INFO] [stdout] fa33bdf6cd9427a9ba6bb23facf916ded072b8d5b7d986a5c2b58fc405662a78