[INFO] fetching crate risc0-zeroio 0.14.0...
[INFO] testing risc0-zeroio-0.14.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate risc0-zeroio 0.14.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate risc0-zeroio 0.14.0
[INFO] finished tweaking crates.io crate risc0-zeroio 0.14.0
[INFO] tweaked toml for crates.io crate risc0-zeroio 0.14.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate risc0-zeroio 0.14.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.10)
[INFO] [stderr]       Adding risc0-zkvm-platform v0.14.0 (available: v2.2.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7d04f7bc794815990a3f551b37a7b9bf6940adb0e876158ba568a5103ff5dd8
[INFO] running `Command { std: "docker" "start" "-a" "e7d04f7bc794815990a3f551b37a7b9bf6940adb0e876158ba568a5103ff5dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7d04f7bc794815990a3f551b37a7b9bf6940adb0e876158ba568a5103ff5dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d04f7bc794815990a3f551b37a7b9bf6940adb0e876158ba568a5103ff5dd8", kill_on_drop: false }`
[INFO] [stdout] e7d04f7bc794815990a3f551b37a7b9bf6940adb0e876158ba568a5103ff5dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9966cb23b1f9907f4f9596fc15eaa662adf74cc153592e17d549a45fff62c53d
[INFO] running `Command { std: "docker" "start" "-a" "9966cb23b1f9907f4f9596fc15eaa662adf74cc153592e17d549a45fff62c53d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling risc0-zkvm-platform v0.14.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling risc0-zeroio-derive v0.14.0
[INFO] [stderr]    Compiling risc0-zeroio v0.14.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/serialize.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf> {
[INFO] [stdout]    |                    ^^^^^^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf<'_>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "9966cb23b1f9907f4f9596fc15eaa662adf74cc153592e17d549a45fff62c53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9966cb23b1f9907f4f9596fc15eaa662adf74cc153592e17d549a45fff62c53d", kill_on_drop: false }`
[INFO] [stdout] 9966cb23b1f9907f4f9596fc15eaa662adf74cc153592e17d549a45fff62c53d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e94ebe432b7e86ffba01896f1ad003adfee75eaa848811f4b26fa6fc4060bef
[INFO] running `Command { std: "docker" "start" "-a" "2e94ebe432b7e86ffba01896f1ad003adfee75eaa848811f4b26fa6fc4060bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling test-log-core v0.2.20
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling risc0-zeroio v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling test-log-macros v0.2.20
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/serialize.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf> {
[INFO] [stdout]    |                    ^^^^^^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf<'_>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling test-log v0.2.20
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/serialize.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf> {
[INFO] [stdout]    |                    ^^^^^^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf<'_>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.19s
[INFO] running `Command { std: "docker" "inspect" "2e94ebe432b7e86ffba01896f1ad003adfee75eaa848811f4b26fa6fc4060bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e94ebe432b7e86ffba01896f1ad003adfee75eaa848811f4b26fa6fc4060bef", kill_on_drop: false }`
[INFO] [stdout] 2e94ebe432b7e86ffba01896f1ad003adfee75eaa848811f4b26fa6fc4060bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0efa775ac74b7b702f82a87f69b06636d1c8b6892b66716361c9f6343ee254a2
[INFO] running `Command { std: "docker" "start" "-a" "0efa775ac74b7b702f82a87f69b06636d1c8b6892b66716361c9f6343ee254a2", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/serialize.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf> {
[INFO] [stderr]    |                    ^^^^^^^^^ the lifetime is elided here           ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn descend(&mut self, offset: usize, len: usize) -> Result<AllocBuf<'_>> {
[INFO] [stderr]    |                                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `risc0-zeroio` (lib) generated 1 warning (run `cargo fix --lib -p risc0-zeroio` to apply 1 suggestion)
[INFO] [stderr] warning: `risc0-zeroio` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/risc0_zeroio-5796f83fff02ac20)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test serialize_test::ser_test_link ... ok
[INFO] [stdout] test serialize_test::ser_test ... ok
[INFO] [stdout] test tests::arrays ... ok
[INFO] [stdout] test util::test_pads ... ok
[INFO] [stdout] test tests::basic_types ... ok
[INFO] [stdout] test tests::structs_enums ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests risc0_zeroio
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0efa775ac74b7b702f82a87f69b06636d1c8b6892b66716361c9f6343ee254a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efa775ac74b7b702f82a87f69b06636d1c8b6892b66716361c9f6343ee254a2", kill_on_drop: false }`
[INFO] [stdout] 0efa775ac74b7b702f82a87f69b06636d1c8b6892b66716361c9f6343ee254a2
