[INFO] fetching crate rados_hi 0.2.4...
[INFO] testing rados_hi-0.2.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rados_hi 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rados_hi 0.2.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rados_hi 0.2.4
[INFO] tweaked toml for crates.io crate rados_hi 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rados_hi 0.2.4 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 31 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] [stderr]       Adding gstuff v0.4.7 (available: v0.8.29)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.10.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[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] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2e87a49d84eea76b6b83aa943301847af0fe4a8591a3a328742b3da5a88a9682
[INFO] running `Command { std: "docker" "start" "-a" "2e87a49d84eea76b6b83aa943301847af0fe4a8591a3a328742b3da5a88a9682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e87a49d84eea76b6b83aa943301847af0fe4a8591a3a328742b3da5a88a9682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e87a49d84eea76b6b83aa943301847af0fe4a8591a3a328742b3da5a88a9682", kill_on_drop: false }`
[INFO] [stdout] 2e87a49d84eea76b6b83aa943301847af0fe4a8591a3a328742b3da5a88a9682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3c8496e94f2425c173b837966558cccb26ca19edf9cced33fcfc8ac1fe60c82f
[INFO] running `Command { std: "docker" "start" "-a" "3c8496e94f2425c173b837966558cccb26ca19edf9cced33fcfc8ac1fe60c82f", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling gstuff v0.4.7
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gstuff-0.4.7/gstuff.rs:454:5
[INFO] [stdout]     |
[INFO] [stdout] 454 |     asm!("rdtsc" : "={eax}" (low), "={edx}" (high) ::: "volatile");
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout]   8 + use std::arch::asm;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gstuff-0.4.7/gstuff.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gstuff` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3c8496e94f2425c173b837966558cccb26ca19edf9cced33fcfc8ac1fe60c82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8496e94f2425c173b837966558cccb26ca19edf9cced33fcfc8ac1fe60c82f", kill_on_drop: false }`
[INFO] [stdout] 3c8496e94f2425c173b837966558cccb26ca19edf9cced33fcfc8ac1fe60c82f
