[INFO] fetching crate ultraloglog 0.1.6...
[INFO] testing ultraloglog-0.1.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ultraloglog 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ultraloglog 0.1.6
[INFO] finished tweaking crates.io crate ultraloglog 0.1.6
[INFO] tweaked toml for crates.io crate ultraloglog 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ultraloglog 0.1.6 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] crate crates.io crate ultraloglog 0.1.6 already has a lockfile, it will not be regenerated
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f6021f850ad729bbafe9667397a6607c65079d78771b13f4995a4e0ca3195a3a
[INFO] running `Command { std: "docker" "start" "-a" "f6021f850ad729bbafe9667397a6607c65079d78771b13f4995a4e0ca3195a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6021f850ad729bbafe9667397a6607c65079d78771b13f4995a4e0ca3195a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6021f850ad729bbafe9667397a6607c65079d78771b13f4995a4e0ca3195a3a", kill_on_drop: false }`
[INFO] [stdout] f6021f850ad729bbafe9667397a6607c65079d78771b13f4995a4e0ca3195a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d7d8681d73d53c00afab77bc69d97d4286a14b16f313532358cbde9996ec745f
[INFO] running `Command { std: "docker" "start" "-a" "d7d8681d73d53c00afab77bc69d97d4286a14b16f313532358cbde9996ec745f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling ultraloglog v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "d7d8681d73d53c00afab77bc69d97d4286a14b16f313532358cbde9996ec745f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d8681d73d53c00afab77bc69d97d4286a14b16f313532358cbde9996ec745f", kill_on_drop: false }`
[INFO] [stdout] d7d8681d73d53c00afab77bc69d97d4286a14b16f313532358cbde9996ec745f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e757537ad93b5e36bc12acc2ebc734a9cf035c6b60e6087d64b72deb5d0f30c3
[INFO] running `Command { std: "docker" "start" "-a" "e757537ad93b5e36bc12acc2ebc734a9cf035c6b60e6087d64b72deb5d0f30c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.102
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling clap_builder v4.5.50
[INFO] [stderr]    Compiling t1ha v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling polymur-hash v0.2.2
[INFO] [stderr]    Compiling komihash v0.4.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling wyhash v0.6.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.50
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling streaming_algorithms v0.3.3
[INFO] [stdout] error[E0432]: unresolved imports `std::simd::LaneCount`, `std::simd::SupportedLaneCount`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/streaming_algorithms-0.3.3/src/distinct.rs:526:64
[INFO] [stdout]     |
[INFO] [stdout] 526 |         num::SimdUint, prelude::{SimdFloat, SimdOrd, SimdPartialEq}, LaneCount, Simd, SupportedLaneCount
[INFO] [stdout]     |                                                                      ^^^^^^^^^        ^^^^^^^^^^^^^^^^^^ no `SupportedLaneCount` in `simd`
[INFO] [stdout]     |                                                                      |
[INFO] [stdout]     |                                                                      no `LaneCount` in `simd`
[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/streaming_algorithms-0.3.3/src/lib.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "stdsimd", feature(portable_simd))]
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `streaming_algorithms` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e757537ad93b5e36bc12acc2ebc734a9cf035c6b60e6087d64b72deb5d0f30c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e757537ad93b5e36bc12acc2ebc734a9cf035c6b60e6087d64b72deb5d0f30c3", kill_on_drop: false }`
[INFO] [stdout] e757537ad93b5e36bc12acc2ebc734a9cf035c6b60e6087d64b72deb5d0f30c3
