Test MSRV on Linux x86_64 (cranelift-tools, cranelift-assembler-x64, cranelift-bforest, cranelift-codegen-shared, pulley-macros, cranelift-isle, cranelift-reader, cranelift-native, cranelift-object, isle-fuzz, veri_ir, wasi-common, wasmtime-internal-component-macro, component-macro-test-helpers, wasmtime-internal-versioned-export-macros, wasmtime-internal-slab, wasmtime-internal-wmemcheck, wiggle-macro, test-programs-artifacts, wasmtime-wasi-io, wasmtime-internal-c-api-macros, wasi-preview1-component-adapter, example-fib-debug-wasm, example-component-wasm, wasmtime-fuzz, wasmtime-fuzzing, wasmtime-internal-explorer, wasmtime-wasi-keyvalue, wasmtime-test-macros)