[INFO] cloning repository https://github.com/xiaoli-white/lg-rust-binding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaoli-white/lg-rust-binding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoli-white%2Flg-rust-binding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoli-white%2Flg-rust-binding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b59f6ca2467fa01ce850840e67c63fbbcf46e5b0
[INFO] checking xiaoli-white/lg-rust-binding against try#b047d5f4496a7526d91d0dddea494c05853f2a7b for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaoli-white%2Flg-rust-binding" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xiaoli-white/lg-rust-binding
[INFO] finished tweaking git repo https://github.com/xiaoli-white/lg-rust-binding
[INFO] tweaked toml for git repo https://github.com/xiaoli-white/lg-rust-binding written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xiaoli-white/lg-rust-binding on toolchain b047d5f4496a7526d91d0dddea494c05853f2a7b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xiaoli-white/lg-rust-binding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4efd7e1a4f86793925903d97b9f6e333117935b5d3e855c6f2faae2cf89b4aa0
[INFO] running `Command { std: "docker" "start" "-a" "4efd7e1a4f86793925903d97b9f6e333117935b5d3e855c6f2faae2cf89b4aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4efd7e1a4f86793925903d97b9f6e333117935b5d3e855c6f2faae2cf89b4aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4efd7e1a4f86793925903d97b9f6e333117935b5d3e855c6f2faae2cf89b4aa0", kill_on_drop: false }`
[INFO] [stdout] 4efd7e1a4f86793925903d97b9f6e333117935b5d3e855c6f2faae2cf89b4aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b047d5f4496a7526d91d0dddea494c05853f2a7b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e231ebd4c52ab1298096a5e799e774ccba42b610938947483c323e61863e5596
[INFO] running `Command { std: "docker" "start" "-a" "e231ebd4c52ab1298096a5e799e774ccba42b610938947483c323e61863e5596", kill_on_drop: false }`
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking lg-rust-binding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/ir/operand.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn accept(&self, visitor: &dyn IRVisitor) {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/ir/operand.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn accept(&self, visitor: &dyn IRVisitor) {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/ir/operand.rs:153:22
[INFO] [stdout]     |
[INFO] [stdout] 153 |     fn accept(&self, visitor: &dyn IRVisitor) {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `visitor`
[INFO] [stdout]    --> src/ir/operand.rs:201:22
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn accept(&self, visitor: &dyn IRVisitor) {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_visitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_integer_type`
[INFO] [stdout]    --> src/ir.rs:195:34
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn visit_integer_type(&self, ir_integer_type: &IRIntegerType) {}
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_integer_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_float_type`
[INFO] [stdout]    --> src/ir.rs:196:32
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn visit_float_type(&self, ir_float_type: &IRFloatType) {}
[INFO] [stdout]     |                                ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_float_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_double_type`
[INFO] [stdout]    --> src/ir.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn visit_double_type(&self, ir_double_type: &IRDoubleType) {}
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_double_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_void_type`
[INFO] [stdout]    --> src/ir.rs:201:31
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn visit_void_type(&self, ir_void_type: &IRVoidType) {}
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_void_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_goto`
[INFO] [stdout]    --> src/ir.rs:202:26
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn visit_goto(&self, ir_goto: &IRGoto) {}
[INFO] [stdout]     |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_goto`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_integer_type`
[INFO] [stdout]    --> src/ir.rs:195:34
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn visit_integer_type(&self, ir_integer_type: &IRIntegerType) {}
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_integer_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_float_type`
[INFO] [stdout]    --> src/ir.rs:196:32
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn visit_float_type(&self, ir_float_type: &IRFloatType) {}
[INFO] [stdout]     |                                ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_float_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_double_type`
[INFO] [stdout]    --> src/ir.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 |     fn visit_double_type(&self, ir_double_type: &IRDoubleType) {}
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_double_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_void_type`
[INFO] [stdout]    --> src/ir.rs:201:31
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn visit_void_type(&self, ir_void_type: &IRVoidType) {}
[INFO] [stdout]     |                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_void_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_goto`
[INFO] [stdout]    --> src/ir.rs:202:26
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn visit_goto(&self, ir_goto: &IRGoto) {}
[INFO] [stdout]     |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_goto`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_no_operate`
[INFO] [stdout]    --> src/ir.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn visit_no_operate(&self, ir_no_operate: &IRNoOperate) {}
[INFO] [stdout]     |                                ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_no_operate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_constant`
[INFO] [stdout]    --> src/ir.rs:301:30
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn visit_constant(&self, ir_constant: &IRConstant) {}
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_constant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_virtual_register`
[INFO] [stdout]    --> src/ir.rs:302:38
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn visit_virtual_register(&self, ir_virtual_register: &IRVirtualRegister) {}
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_virtual_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_macro`
[INFO] [stdout]    --> src/ir.rs:309:27
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn visit_macro(&self, ir_macro: &IRMacro) {}
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_no_operate`
[INFO] [stdout]    --> src/ir.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn visit_no_operate(&self, ir_no_operate: &IRNoOperate) {}
[INFO] [stdout]     |                                ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_no_operate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_module`
[INFO] [stdout]   --> src/lib.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn generate(ir_module: &IRModule, options: &Vec<String>) {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]   --> src/lib.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn generate(ir_module: &IRModule, options: &Vec<String>) {
[INFO] [stdout]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl IRConstantPool {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 44 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_constant`
[INFO] [stdout]    --> src/ir.rs:301:30
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn visit_constant(&self, ir_constant: &IRConstant) {}
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_constant`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_virtual_register`
[INFO] [stdout]    --> src/ir.rs:302:38
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn visit_virtual_register(&self, ir_virtual_register: &IRVirtualRegister) {}
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_virtual_register`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl IRModule {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 75 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/operand.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl IRVirtualRegister {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(name: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_macro`
[INFO] [stdout]    --> src/ir.rs:309:27
[INFO] [stdout]     |
[INFO] [stdout] 309 |     fn visit_macro(&self, ir_macro: &IRMacro) {}
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_macro`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir_module`
[INFO] [stdout]   --> src/lib.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn generate(ir_module: &IRModule, options: &Vec<String>) {
[INFO] [stdout]    |                     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ir_module`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]   --> src/lib.rs:10:43
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn generate(ir_module: &IRModule, options: &Vec<String>) {
[INFO] [stdout]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/operand.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl IRConstant {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 36 |     fn new(index: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/structure.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl IRStructure {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 35 |     fn new(name: String, fields: Vec<IRField>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl IRConstantPool {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 44 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | impl IRModule {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 75 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/operand.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl IRVirtualRegister {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 13 |     fn new(name: String) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/operand.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl IRConstant {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 36 |     fn new(index: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ir/structure.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl IRStructure {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 35 |     fn new(name: String, fields: Vec<IRField>) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "e231ebd4c52ab1298096a5e799e774ccba42b610938947483c323e61863e5596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e231ebd4c52ab1298096a5e799e774ccba42b610938947483c323e61863e5596", kill_on_drop: false }`
[INFO] [stdout] e231ebd4c52ab1298096a5e799e774ccba42b610938947483c323e61863e5596