[INFO] crate wasmer 0.1.0 is already in cache [INFO] extracting crate wasmer 0.1.0 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/wasmer/0.1.0 [INFO] extracting crate wasmer 0.1.0 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/wasmer/0.1.0 [INFO] validating manifest of wasmer-0.1.0 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of wasmer-0.1.0 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing wasmer-0.1.0 [INFO] finished frobbing wasmer-0.1.0 [INFO] frobbed toml for wasmer-0.1.0 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/wasmer/0.1.0/Cargo.toml [INFO] started frobbing wasmer-0.1.0 [INFO] finished frobbing wasmer-0.1.0 [INFO] frobbed toml for wasmer-0.1.0 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/wasmer/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking wasmer-0.1.0 against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-2/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/wasmer/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 20c0cd3c9682941082ec96f6ef6f8099e56ca45487117638d727ae29f0b6702f [INFO] running `"docker" "start" "-a" "20c0cd3c9682941082ec96f6ef6f8099e56ca45487117638d727ae29f0b6702f"` [INFO] [stderr] Compiling cranelift-codegen-meta v0.22.0 [INFO] [stderr] Checking cranelift-entity v0.22.0 [INFO] [stderr] Checking wasmparser v0.17.3 [INFO] [stderr] Checking wasmparser v0.20.0 [INFO] [stderr] Compiling cmake v0.1.35 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking errno v0.2.4 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Compiling raw-cpuid v5.0.0 [INFO] [stderr] Compiling target-lexicon v0.0.3 [INFO] [stderr] Checking cranelift-bforest v0.22.0 [INFO] [stderr] Checking docopt v1.0.2 [INFO] [stderr] Checking region v0.3.0 [INFO] [stderr] Compiling wabt-sys v0.4.0 [INFO] [stderr] Compiling cranelift-codegen v0.22.0 [INFO] [stderr] Checking cranelift-frontend v0.22.0 [INFO] [stderr] Checking cranelift-native v0.22.0 [INFO] [stderr] Checking cranelift-wasm v0.22.0 [INFO] [stderr] Checking wabt v0.6.0 [INFO] [stderr] Compiling wasmer v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Read`, `self` [INFO] [stderr] --> src/build_spectests.rs:7:15 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::{self, Read}; [INFO] [stderr] | ^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::SystemTime` [INFO] [stderr] --> src/build_spectests.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::time::SystemTime; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/build_spectests.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | std::f32::INFINITY => "std::f32::INFINITY".to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(illegal_floating_point_literal_pattern)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/build_spectests.rs:69:17 [INFO] [stderr] | [INFO] [stderr] 69 | std::f32::NEG_INFINITY => "std::f32::NEG_INFINITY".to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/build_spectests.rs:86:17 [INFO] [stderr] | [INFO] [stderr] 86 | std::f64::INFINITY => "std::f64::INFINITY".to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/build_spectests.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | std::f64::NEG_INFINITY => "std::f64::NEG_INFINITY".to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/build_spectests.rs:46:20 [INFO] [stderr] | [INFO] [stderr] 46 | Value::I32(v) => format!("i32"), [INFO] [stderr] | ^ help: consider using `_v` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/build_spectests.rs:47:20 [INFO] [stderr] | [INFO] [stderr] 47 | Value::I64(v) => format!("i64"), [INFO] [stderr] | ^ help: consider using `_v` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/build_spectests.rs:48:20 [INFO] [stderr] | [INFO] [stderr] 48 | Value::F32(v) => format!("f32"), [INFO] [stderr] | ^ help: consider using `_v` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/build_spectests.rs:49:20 [INFO] [stderr] | [INFO] [stderr] 49 | Value::F64(v) => format!("f64"), [INFO] [stderr] | ^ help: consider using `_v` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/build_spectests.rs:181:55 [INFO] [stderr] | [INFO] [stderr] 181 | fn visit_module(&mut self, module: &ModuleBinary, name: &Option) { [INFO] [stderr] | ^^^^ help: consider using `_name` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `module` [INFO] [stderr] --> src/build_spectests.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | module, [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `module: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `action` [INFO] [stderr] --> src/build_spectests.rs:316:53 [INFO] [stderr] | [INFO] [stderr] 316 | CommandKind::AssertReturnCanonicalNan { action } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `action: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `action` [INFO] [stderr] --> src/build_spectests.rs:319:54 [INFO] [stderr] | [INFO] [stderr] 319 | CommandKind::AssertReturnArithmeticNan { action } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `action: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `action` [INFO] [stderr] --> src/build_spectests.rs:322:39 [INFO] [stderr] | [INFO] [stderr] 322 | CommandKind::AssertTrap { action, message: _ } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `action: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `module` [INFO] [stderr] --> src/build_spectests.rs:331:49 [INFO] [stderr] | [INFO] [stderr] 331 | CommandKind::AssertUninstantiable { module, message: _ } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `module: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `action` [INFO] [stderr] --> src/build_spectests.rs:334:45 [INFO] [stderr] | [INFO] [stderr] 334 | CommandKind::AssertExhaustion { action } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `action: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `module` [INFO] [stderr] --> src/build_spectests.rs:337:45 [INFO] [stderr] | [INFO] [stderr] 337 | CommandKind::AssertUnlinkable { module, message: _ } => { [INFO] [stderr] | ^^^^^^ help: try ignoring the field: `module: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/build_spectests.rs:340:37 [INFO] [stderr] | [INFO] [stderr] 340 | CommandKind::Register { name, as_name } => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `as_name` [INFO] [stderr] --> src/build_spectests.rs:340:43 [INFO] [stderr] | [INFO] [stderr] 340 | CommandKind::Register { name, as_name } => { [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `as_name: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `action` [INFO] [stderr] --> src/build_spectests.rs:343:40 [INFO] [stderr] | [INFO] [stderr] 343 | CommandKind::PerformAction(action) => { [INFO] [stderr] | ^^^^^^ help: consider using `_action` instead [INFO] [stderr] [INFO] [stderr] warning: floating-point types cannot be used in patterns [INFO] [stderr] --> src/build_spectests.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | std::f32::INFINITY => "std::f32::INFINITY".to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #41620 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/build_spectests.rs:118:13 [INFO] [stderr] | [INFO] [stderr] 118 | let mut script: ScriptParser = [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/build_spectests.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 120 | let mut buffer = String::new(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/main.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `libc` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use libc; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `VmCtx` [INFO] [stderr] --> src/integrations/mod.rs:1:40 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::webassembly::{ImportObject, VmCtx}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cranelift_wasm::FuncIndex` [INFO] [stderr] --> src/webassembly/relocation.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use cranelift_wasm::FuncIndex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cranelift_native` [INFO] [stderr] --> src/webassembly/mod.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use cranelift_native; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr` [INFO] [stderr] --> src/webassembly/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::ptr; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/webassembly/mod.rs:13:17 [INFO] [stderr] | [INFO] [stderr] 13 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Triple` [INFO] [stderr] --> src/webassembly/mod.rs:14:28 [INFO] [stderr] | [INFO] [stderr] 14 | use target_lexicon::{self, Triple}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer_source` [INFO] [stderr] --> src/webassembly/mod.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | buffer_source: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider using `_buffer_source` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `import_object` [INFO] [stderr] --> src/webassembly/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | import_object: ImportObject<&str, &str>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider using `_import_object` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `heap` [INFO] [stderr] --> src/webassembly/module.rs:547:9 [INFO] [stderr] | [INFO] [stderr] 547 | heap: ir::Heap, [INFO] [stderr] | ^^^^ help: consider using `_heap` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `heap` [INFO] [stderr] --> src/webassembly/module.rs:582:9 [INFO] [stderr] | [INFO] [stderr] 582 | heap: ir::Heap, [INFO] [stderr] | ^^^^ help: consider using `_heap` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | mut instance, [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/webassembly/instance.rs:131:21 [INFO] [stderr] | [INFO] [stderr] 131 | let mut function = import_object [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/webassembly/instance.rs:388:13 [INFO] [stderr] | [INFO] [stderr] 388 | let mut memories = Arc::get_mut(&mut self.memories).unwrap(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/webassembly/instance.rs:475:9 [INFO] [stderr] | [INFO] [stderr] 475 | let mut instance = &mut vmctx.user_data.instance; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stderr] --> src/webassembly/instance.rs:475:24 [INFO] [stderr] | [INFO] [stderr] 475 | let mut instance = &mut vmctx.user_data.instance; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(safe_packed_borrows)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #46043 [INFO] [stderr] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stderr] [INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stderr] --> src/webassembly/instance.rs:483:20 [INFO] [stderr] | [INFO] [stderr] 483 | let instance = &vmctx.user_data.instance; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #46043 [INFO] [stderr] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stderr] [INFO] [stderr] warning: method is never used: `native_pointer` [INFO] [stderr] --> src/webassembly/module.rs:246:5 [INFO] [stderr] | [INFO] [stderr] 246 | fn native_pointer(&self) -> ir::Type { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_real_call_args` [INFO] [stderr] --> src/webassembly/module.rs:295:5 [INFO] [stderr] | [INFO] [stderr] 295 | fn get_real_call_args(func: &Function, call_args: &[ir::Value]) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/webassembly/instance.rs:165:17 [INFO] [stderr] | [INFO] [stderr] 165 | protect_codebuf(&code_buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/main.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/main.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `libc` [INFO] [stderr] --> src/main.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | use libc; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `VmCtx` [INFO] [stderr] --> src/integrations/mod.rs:1:40 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::webassembly::{ImportObject, VmCtx}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind`, `ImportObject`, `Instance`, `Module`, `ResultObject` [INFO] [stderr] --> src/integrations/mod.rs:14:22 [INFO] [stderr] | [INFO] [stderr] 14 | instantiate, ErrorKind, Export, ImportObject, Instance, Module, ResultObject, VmCtx, [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `libc::putchar` [INFO] [stderr] --> src/integrations/mod.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | use libc::putchar; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cranelift_wasm::FuncIndex` [INFO] [stderr] --> src/webassembly/relocation.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use cranelift_wasm::FuncIndex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `cranelift_native` [INFO] [stderr] --> src/webassembly/mod.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use cranelift_native; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr` [INFO] [stderr] --> src/webassembly/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::ptr; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `Instant` [INFO] [stderr] --> src/webassembly/mod.rs:13:17 [INFO] [stderr] | [INFO] [stderr] 13 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Triple` [INFO] [stderr] --> src/webassembly/mod.rs:14:28 [INFO] [stderr] | [INFO] [stderr] 14 | use target_lexicon::{self, Triple}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer_source` [INFO] [stderr] --> src/webassembly/mod.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | buffer_source: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider using `_buffer_source` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `import_object` [INFO] [stderr] --> src/webassembly/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | import_object: ImportObject<&str, &str>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: consider using `_import_object` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `heap` [INFO] [stderr] --> src/webassembly/module.rs:547:9 [INFO] [stderr] | [INFO] [stderr] 547 | heap: ir::Heap, [INFO] [stderr] | ^^^^ help: consider using `_heap` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `heap` [INFO] [stderr] --> src/webassembly/module.rs:582:9 [INFO] [stderr] | [INFO] [stderr] 582 | heap: ir::Heap, [INFO] [stderr] | ^^^^ help: consider using `_heap` instead [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | mut instance, [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/integrations/mod.rs:24:13 [INFO] [stderr] | [INFO] [stderr] 24 | let mut instance = result_object.instance; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error: Could not compile `wasmer`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustc --edition=2018 --crate-name wasmer src/main.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test -C metadata=c01a412ce71088bc -C extra-filename=-c01a412ce71088bc --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern cranelift_codegen=/opt/crater/target/debug/deps/libcranelift_codegen-2dc388efab27a44c.rmeta --extern cranelift_entity=/opt/crater/target/debug/deps/libcranelift_entity-31447e24b785f890.rmeta --extern cranelift_native=/opt/crater/target/debug/deps/libcranelift_native-f748ab36633fa5e5.rmeta --extern cranelift_wasm=/opt/crater/target/debug/deps/libcranelift_wasm-94b5b78b4cb3c7bf.rmeta --extern docopt=/opt/crater/target/debug/deps/libdocopt-6347f545ba0d2911.rmeta --extern error_chain=/opt/crater/target/debug/deps/liberror_chain-d7bb657e31d11614.rmeta --extern libc=/opt/crater/target/debug/deps/liblibc-55b549124a69c037.rmeta --extern log=/opt/crater/target/debug/deps/liblog-cd7d54cd591923ec.rmeta --extern memmap=/opt/crater/target/debug/deps/libmemmap-7209dfefad50e721.rmeta --extern region=/opt/crater/target/debug/deps/libregion-c01960125e009dff.rmeta --extern serde=/opt/crater/target/debug/deps/libserde-ae4e3264fb28d38a.rmeta --extern serde_derive=/opt/crater/target/debug/deps/libserde_derive-818890e26a022a1f.so --extern spin=/opt/crater/target/debug/deps/libspin-094674189800c392.rmeta --extern structopt=/opt/crater/target/debug/deps/libstructopt-eee6b637b9356a43.rmeta --extern target_lexicon=/opt/crater/target/debug/deps/libtarget_lexicon-1ac3a6248f7f3d6b.rmeta --extern tempdir=/opt/crater/target/debug/deps/libtempdir-b1df6e2c94b1b4c8.rmeta --extern wabt=/opt/crater/target/debug/deps/libwabt-f55bc6ce7a45871b.rmeta --extern wasmparser=/opt/crater/target/debug/deps/libwasmparser-49c70de0f5e28b81.rmeta --cap-lints=forbid -L native=/opt/crater/target/debug/build/backtrace-sys-4bd417292597e7dc/out -L native=/opt/crater/target/debug/build/wabt-sys-d1639dbae5896dec/out/build -L native=/opt/crater/target/debug/build/wabt-sys-d1639dbae5896dec/out` (signal: 9, SIGKILL: kill) [INFO] running `"docker" "inspect" "20c0cd3c9682941082ec96f6ef6f8099e56ca45487117638d727ae29f0b6702f"` [INFO] running `"docker" "rm" "-f" "20c0cd3c9682941082ec96f6ef6f8099e56ca45487117638d727ae29f0b6702f"` [INFO] [stdout] 20c0cd3c9682941082ec96f6ef6f8099e56ca45487117638d727ae29f0b6702f