[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] 672620b8a80e3282a8424f7e21db9cf881d936dd
[INFO] checking svenslaggare/stackjit-rs against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsvenslaggare%2Fstackjit-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/svenslaggare/stackjit-rs on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "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-11/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" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 262e3c73a68a31860248cfe2db4001a52fba00abc0830e4ea5b76227bbc70ad2
[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" "262e3c73a68a31860248cfe2db4001a52fba00abc0830e4ea5b76227bbc70ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "262e3c73a68a31860248cfe2db4001a52fba00abc0830e4ea5b76227bbc70ad2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262e3c73a68a31860248cfe2db4001a52fba00abc0830e4ea5b76227bbc70ad2", kill_on_drop: false }`
[INFO] [stdout] 262e3c73a68a31860248cfe2db4001a52fba00abc0830e4ea5b76227bbc70ad2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0895d808d26e419816f1b4af6c90c9a79397837c348a4be105c87e8b93d6bf
[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" "4f0895d808d26e419816f1b4af6c90c9a79397837c348a4be105c87e8b93d6bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking static_assertions v0.3.4
[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: variant is never constructed: `LoadFloat32`
[INFO] [stdout]  --> src/model/instruction.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     LoadFloat32(f32),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadLocal`
[INFO] [stdout]   --> src/model/instruction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     LoadLocal(u32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StoreLocal`
[INFO] [stdout]   --> src/model/instruction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     StoreLocal(u32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sub`
[INFO] [stdout]   --> src/model/instruction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Sub,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadArgument`
[INFO] [stdout]   --> src/model/instruction.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LoadArgument(u32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NewArray`
[INFO] [stdout]   --> src/model/instruction.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     NewArray(Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StoreElement`
[INFO] [stdout]   --> src/model/instruction.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     StoreElement(Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadArrayLength`
[INFO] [stdout]   --> src/model/instruction.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     LoadArrayLength,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Branch`
[INFO] [stdout]   --> src/model/instruction.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Branch(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchEqual`
[INFO] [stdout]   --> src/model/instruction.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     BranchEqual(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchNotEqual`
[INFO] [stdout]   --> src/model/instruction.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     BranchNotEqual(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchGreaterThan`
[INFO] [stdout]   --> src/model/instruction.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     BranchGreaterThan(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchGreaterThanOrEqual`
[INFO] [stdout]   --> src/model/instruction.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     BranchGreaterThanOrEqual(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchLessThan`
[INFO] [stdout]   --> src/model/instruction.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     BranchLessThan(BranchTarget),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BranchLessThanOrEqual`
[INFO] [stdout]   --> src/model/instruction.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     BranchLessThanOrEqual(BranchTarget)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operand_stack_size`
[INFO] [stdout]   --> src/model/function.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     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:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn operand_stack_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/ir/mid.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn name(&self) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `name`
[INFO] [stdout]   --> src/ir/mid.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn name(&self) -> String {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `println_vec`
[INFO] [stdout]    --> src/ir/compiler.rs:365:4
[INFO] [stdout]     |
[INFO] [stdout] 365 | fn println_vec(original: &Vec<Instruction>, irs: &Vec<InstructionMIR>) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InstructionIRCompiler`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct InstructionIRCompiler<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new(binder: &'a Binder,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn compile(&mut self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_initialize_function`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn compile_initialize_function(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_instruction`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn compile_instruction(&mut self, instruction_index: usize, instruction: &InstructionMIR) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_be_null`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn can_be_null(&self, instruction_index: usize, register: &RegisterMIR) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_register_stack_offset`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn get_register_stack_offset(&self, register: &RegisterMIR) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `done`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn done(self) -> Vec<InstructionIR> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddToStackPointer`
[INFO] [stdout]   --> src/ir/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     AddToStackPointer(i32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushExplicit`
[INFO] [stdout]   --> src/ir/mod.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     PushExplicit(HardwareRegisterExplicit),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopExplicit`
[INFO] [stdout]   --> src/ir/mod.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     PopExplicit(HardwareRegisterExplicit),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopEmpty`
[INFO] [stdout]   --> src/ir/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     PopEmpty,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first`
[INFO] [stdout]   --> src/analysis/basic_block.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn first(&self) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `linearize`
[INFO] [stdout]   --> src/analysis/basic_block.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn linearize(blocks: &Vec<BasicBlock>) -> Vec<usize> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_instructions`
[INFO] [stdout]   --> src/analysis/basic_block.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | 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:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     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:154:4
[INFO] [stdout]     |
[INFO] [stdout] 154 | 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:681:8
[INFO] [stdout]     |
[INFO] [stdout] 681 |     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:777:8
[INFO] [stdout]     |
[INFO] [stdout] 777 | 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:792:8
[INFO] [stdout]     |
[INFO] [stdout] 792 | pub fn pop_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `local_stack_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn local_stack_offset(function: &Function, index: u32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operand_stack_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn operand_stack_offset(function: &Function, index: u32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stack_value_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn stack_value_offset(function: &Function,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN_VALUE_32`
[INFO] [stdout]    --> src/compiler/calling_conventions.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub const RETURN_VALUE_32: Register = Register::EAX;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Absolute`
[INFO] [stdout]   --> src/compiler/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     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:189:4
[INFO] [stdout]     |
[INFO] [stdout] 189 | fn analyze(instructions: &Vec<InstructionMIR>) -> (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:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | 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:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     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:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn num_spilled_registers(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_owned`
[INFO] [stdout]   --> src/runtime/memory.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     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/heap.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     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: `binder`
[INFO] [stdout]   --> src/engine/execution.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn binder(&self) -> &Binder {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_vm`
[INFO] [stdout]   --> src/vm.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn clear_vm() {
[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: `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: `push`
[INFO] [stdout]   --> src/main.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern "C" fn push() -> i32 {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern "C" fn sum(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum3`
[INFO] [stdout]   --> src/main.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | extern "C" fn sum3(x: i32, y: i32, z: i32) -> i32 {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_i64` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:713:19
[INFO] [stdout]     |
[INFO] [stdout] 713 |        static ref mapping_i64: Vec<Register> = {
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_I64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_i32` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:724:20
[INFO] [stdout]     |
[INFO] [stdout] 724 |         static ref mapping_i32: Vec<Register> = {
[INFO] [stdout]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_I32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_f32` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:735:20
[INFO] [stdout]     |
[INFO] [stdout] 735 |         static ref mapping_f32: Vec<Register> = {
[INFO] [stdout]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_F32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 70 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `operand_stack_size`
[INFO] [stdout]   --> src/model/function.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     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:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub fn operand_stack_size(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `InstructionIRCompiler`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct InstructionIRCompiler<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new(binder: &'a Binder,
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn compile(&mut self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_initialize_function`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn compile_initialize_function(&mut self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_instruction`
[INFO] [stdout]   --> src/ir/ir_compiler.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn compile_instruction(&mut self, instruction_index: usize, instruction: &InstructionMIR) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `can_be_null`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:242:8
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn can_be_null(&self, instruction_index: usize, register: &RegisterMIR) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_register_stack_offset`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:247:8
[INFO] [stdout]     |
[INFO] [stdout] 247 |     fn get_register_stack_offset(&self, register: &RegisterMIR) -> i32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `done`
[INFO] [stdout]    --> src/ir/ir_compiler.rs:251:12
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn done(self) -> Vec<InstructionIR> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddToStackPointer`
[INFO] [stdout]   --> src/ir/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     AddToStackPointer(i32),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PushExplicit`
[INFO] [stdout]   --> src/ir/mod.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     PushExplicit(HardwareRegisterExplicit),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopExplicit`
[INFO] [stdout]   --> src/ir/mod.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     PopExplicit(HardwareRegisterExplicit),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopEmpty`
[INFO] [stdout]   --> src/ir/mod.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     PopEmpty,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_jump_target`
[INFO] [stdout]    --> src/compiler/code_generator.rs:681:8
[INFO] [stdout]     |
[INFO] [stdout] 681 |     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:777:8
[INFO] [stdout]     |
[INFO] [stdout] 777 | 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:792:8
[INFO] [stdout]     |
[INFO] [stdout] 792 | pub fn pop_r32<F: FnMut(X86Instruction)>(mut encode_instruction: F, register: Register) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `local_stack_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn local_stack_offset(function: &Function, index: u32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `operand_stack_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn operand_stack_offset(function: &Function, index: u32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `stack_value_offset`
[INFO] [stdout]   --> src/compiler/stack_layout.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn stack_value_offset(function: &Function,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RETURN_VALUE_32`
[INFO] [stdout]    --> src/compiler/calling_conventions.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub const RETURN_VALUE_32: Register = Register::EAX;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Absolute`
[INFO] [stdout]   --> src/compiler/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn for_type(&self, register_type: &VirtualRegisterType) -> &BTreeSet<u32> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `binder`
[INFO] [stdout]   --> src/engine/execution.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn binder(&self) -> &Binder {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_vm`
[INFO] [stdout]   --> src/vm.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn clear_vm() {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `push`
[INFO] [stdout]   --> src/main.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern "C" fn push() -> i32 {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]   --> src/main.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 | extern "C" fn sum(x: i32, y: i32) -> i32 {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum3`
[INFO] [stdout]   --> src/main.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 | extern "C" fn sum3(x: i32, y: i32, z: i32) -> i32 {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_i64` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:713:19
[INFO] [stdout]     |
[INFO] [stdout] 713 |        static ref mapping_i64: Vec<Register> = {
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_I64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_i32` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:724:20
[INFO] [stdout]     |
[INFO] [stdout] 724 |         static ref mapping_i32: Vec<Register> = {
[INFO] [stdout]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_I32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `mapping_f32` should have an upper case name
[INFO] [stdout]    --> src/compiler/code_generator.rs:735:20
[INFO] [stdout]     |
[INFO] [stdout] 735 |         static ref mapping_f32: Vec<Register> = {
[INFO] [stdout]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `MAPPING_F32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.06s
[INFO] running `Command { std: "docker" "inspect" "4f0895d808d26e419816f1b4af6c90c9a79397837c348a4be105c87e8b93d6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0895d808d26e419816f1b4af6c90c9a79397837c348a4be105c87e8b93d6bf", kill_on_drop: false }`
[INFO] [stdout] 4f0895d808d26e419816f1b4af6c90c9a79397837c348a4be105c87e8b93d6bf