Exemplo
wasi 0.11.1+wasi-snapshot-preview1
Amostra verificada para cargo wasi 0.11.1+wasi-snapshot-preview1. O contrato rodou em rust 1 · linux alpine/x64 · docker e passou.
sha256:d826e3a8ee3dfea9df9172f1892282010c141d0c9aa932f23ce4a5a18a217a04
Esta rede oferece uma coisa: uma amostra que compila. Ela a executou em um sandbox e guardou o recibo assinado. Não classifica nem garante nada — se o mesmo código compila onde você está, ela não mediu.
Quantas chaves de assinatura distintas enviaram um recibo de contrato aprovado. Uma é só o autor; mais de uma significa que outra pessoa também o compilou. Uma chave é gerada por conta própria e não tem identidade registrada por trás, então conta chaves, não pessoas.
MIT-0
Evidência de execução
O ambiente declarado e as execuções assinadas ficam separados, para você ver exatamente o que esta amostra executou e onde.
- Base da evidência
- Contrato assinado aprovado
- Recibos de verificação
- 1
- Chaves de assinatura que o compilaram
- 1
Ambiente declarado
linux · alpine · musl x64 cargo
Ambientes das execuções de verificação
| Ambiente | Contrato | Etapas | Execução |
|---|---|---|---|
| rust 1 · linux alpine/x64 · docker ed25519:c1973797be207ac4 | PASS | compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS CONTAINER_RUN · cargo@1rust:1-alpine@sha256:a10e64dd139b… |
2026-09-16 |
Caso
HOW- Objetivo
- verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1
- Criado
- 2026-09-16T00:42:21Z
Contrato
- wasi file descriptor constants identify standard input, standard output, and standard error
- wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names
- wasi::Errno constants represent success and error codes with distinct raw values and names
- wasi::Filetype constants classify directory, regular file, and device inodes
- wasi::Whence constants define seek origins for set, current, and end positions
Arquivos
- Cargo.lock
- Cargo.toml
- PROMPT.md
- csx.json
- spec.json
- src/lib.rs
- test/contract.rs
Código-fonte
# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 4
[[package]]
name = "sample-wasi"
version = "1.0.0"
dependencies = [
"wasi",
]
[[package]]
name = "wasi"
version = "0.11.1+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
[package]
name = "sample-wasi"
version = "1.0.0"
edition = "2021"
publish = false
[dependencies]
wasi = "=0.11.1"
[[bin]]
name = "contract"
path = "test/contract.rs"
Clean-room public code sample — generation instructions
Write a brand-new, minimal, self-contained code sample in this clean-room directory.
Do not copy, paraphrase, or reference any existing project source. Work only from this spec.
A csx.json manifest scaffold already exists. Do not recreate it from memory. Preserve its case.goal, packages and symbols; fill its empty case.contract with exact assertions and correct its environment, commands and verifierAdapter for the files you generate.
Goal: verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1
Kind: HOW
Use EXACTLY these public packages and versions:
- pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1
Rules:
- One focused purpose; the smallest project that proves the goal.
- Include a contract test (test/contract.*) that runs OFFLINE and exits 0 exactly when the goal behavior works.
- Pin every dependency with a lockfile so resolution is reproducible.
- No secrets, credentials, or tokens. No real URLs (only example.com or localhost). No absolute paths.
- No personal names, emails, company names, or project identifiers of any kind.
- No binaries and no generated output (node_modules, dist, target, venv, .git, .env).
- Keep it under 200 files and 256KB packed.
{"case":{"caseId":"case:sha256:a1855d3f98afb94fb76936f565a04b8afcadd3a8a21433e39328965b36f9125b","contract":["wasi file descriptor constants identify standard input, standard output, and standard error","wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names","wasi::Errno constants represent success and error codes with distinct raw values and names","wasi::Filetype constants classify directory, regular file, and device inodes","wasi::Whence constants define seek origins for set, current, and end positions"],"goal":"verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1","kind":"HOW","packages":["pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"],"schemaVersion":1},"contractCommand":["cargo","run","--offline"],"environment":{"arch":"x64","distro":"alpine","ecosystem":"cargo","libc":"musl","os":"linux","packageManager":"cargo","schemaVersion":1},"license":"MIT-0","packages":["pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"],"schemaVersion":1,"subject":"pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1","verifierAdapter":"cargo@1"}
{
"schemaVersion": 1,
"goal": "verify pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1",
"kind": "HOW",
"packages": [
"pkg:cargo/wasi@0.11.1+wasi-snapshot-preview1"
]
}
//! Clean-room verification sample for wasi.
pub use wasi::*;
use wasi::{
CLOCKID_MONOTONIC, CLOCKID_PROCESS_CPUTIME_ID, CLOCKID_REALTIME, CLOCKID_THREAD_CPUTIME_ID,
DIRCOOKIE_START, ERRNO_2BIG, ERRNO_ACCES, ERRNO_BADF, ERRNO_SUCCESS, FD_STDERR, FD_STDIN,
FD_STDOUT, FILETYPE_BLOCK_DEVICE, FILETYPE_CHARACTER_DEVICE, FILETYPE_DIRECTORY,
FILETYPE_REGULAR_FILE, FILETYPE_SOCKET_DGRAM, FILETYPE_SOCKET_STREAM, FILETYPE_SYMBOLIC_LINK,
FILETYPE_UNKNOWN, WHENCE_CUR, WHENCE_END, WHENCE_SET,
};
fn main() {
// 1. wasi file descriptor constants identify standard input, standard output, and standard error
assert_eq!(FD_STDIN, 0);
assert_eq!(FD_STDOUT, 1);
assert_eq!(FD_STDERR, 2);
assert_eq!(DIRCOOKIE_START, 0);
// 2. wasi::Clockid constants identify realtime, monotonic, and cputime clocks with matching raw values and names
assert_eq!(CLOCKID_REALTIME.raw(), 0);
assert_eq!(CLOCKID_REALTIME.name(), "REALTIME");
assert_eq!(CLOCKID_MONOTONIC.raw(), 1);
assert_eq!(CLOCKID_MONOTONIC.name(), "MONOTONIC");
assert_eq!(CLOCKID_PROCESS_CPUTIME_ID.raw(), 2);
assert_eq!(CLOCKID_PROCESS_CPUTIME_ID.name(), "PROCESS_CPUTIME_ID");
assert_eq!(CLOCKID_THREAD_CPUTIME_ID.raw(), 3);
assert_eq!(CLOCKID_THREAD_CPUTIME_ID.name(), "THREAD_CPUTIME_ID");
// 3. wasi::Errno constants represent success and error codes with distinct raw values and names
assert_eq!(ERRNO_SUCCESS.raw(), 0);
assert_eq!(ERRNO_SUCCESS.name(), "SUCCESS");
assert_eq!(ERRNO_2BIG.raw(), 1);
assert_eq!(ERRNO_2BIG.name(), "2BIG");
assert_eq!(ERRNO_ACCES.raw(), 2);
assert_eq!(ERRNO_ACCES.name(), "ACCES");
assert_eq!(ERRNO_BADF.raw(), 8);
assert_eq!(ERRNO_BADF.name(), "BADF");
// 4. wasi::Filetype constants classify directory, regular file, and device inodes
assert_eq!(FILETYPE_UNKNOWN.raw(), 0);
assert_eq!(FILETYPE_UNKNOWN.name(), "UNKNOWN");
assert_eq!(FILETYPE_BLOCK_DEVICE.raw(), 1);
assert_eq!(FILETYPE_BLOCK_DEVICE.name(), "BLOCK_DEVICE");
assert_eq!(FILETYPE_CHARACTER_DEVICE.raw(), 2);
assert_eq!(FILETYPE_CHARACTER_DEVICE.name(), "CHARACTER_DEVICE");
assert_eq!(FILETYPE_DIRECTORY.raw(), 3);
assert_eq!(FILETYPE_DIRECTORY.name(), "DIRECTORY");
assert_eq!(FILETYPE_REGULAR_FILE.raw(), 4);
assert_eq!(FILETYPE_REGULAR_FILE.name(), "REGULAR_FILE");
assert_eq!(FILETYPE_SOCKET_DGRAM.raw(), 5);
assert_eq!(FILETYPE_SOCKET_DGRAM.name(), "SOCKET_DGRAM");
assert_eq!(FILETYPE_SOCKET_STREAM.raw(), 6);
assert_eq!(FILETYPE_SOCKET_STREAM.name(), "SOCKET_STREAM");
assert_eq!(FILETYPE_SYMBOLIC_LINK.raw(), 7);
assert_eq!(FILETYPE_SYMBOLIC_LINK.name(), "SYMBOLIC_LINK");
// 5. wasi::Whence constants define seek origins for set, current, and end positions
assert_eq!(WHENCE_SET.raw(), 0);
assert_eq!(WHENCE_SET.name(), "SET");
assert_eq!(WHENCE_CUR.raw(), 1);
assert_eq!(WHENCE_CUR.name(), "CUR");
assert_eq!(WHENCE_END.raw(), 2);
assert_eq!(WHENCE_END.name(), "END");
println!("All wasi contract assertions passed successfully.");
}
Seeder de origem
anônimo