[INFO] fetching crate vortex-sampling-compressor 0.24.0...
[INFO] testing vortex-sampling-compressor-0.24.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate vortex-sampling-compressor 0.24.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate vortex-sampling-compressor 0.24.0
[INFO] finished tweaking crates.io crate vortex-sampling-compressor 0.24.0
[INFO] tweaked toml for crates.io crate vortex-sampling-compressor 0.24.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vortex-sampling-compressor 0.24.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vortex-sampling-compressor 0.24.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 959945d8da1ee1f11503590b6264a8283e26c791e33e26c8f01e8de6a795da78
[INFO] running `Command { std: "docker" "start" "-a" "959945d8da1ee1f11503590b6264a8283e26c791e33e26c8f01e8de6a795da78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "959945d8da1ee1f11503590b6264a8283e26c791e33e26c8f01e8de6a795da78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959945d8da1ee1f11503590b6264a8283e26c791e33e26c8f01e8de6a795da78", kill_on_drop: false }`
[INFO] [stdout] 959945d8da1ee1f11503590b6264a8283e26c791e33e26c8f01e8de6a795da78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc5b9cfcfc9c08e703b7c6bae160530216cbb429287552ca33f37810f4418305
[INFO] running `Command { std: "docker" "start" "-a" "dc5b9cfcfc9c08e703b7c6bae160530216cbb429287552ca33f37810f4418305", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling arrow-schema v53.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling foldhash v0.1.4
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling jiff v0.1.29
[INFO] [stderr]    Compiling lexical-util v1.0.6
[INFO] [stderr]    Compiling winnow v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.3
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling humansize v2.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling lexical-write-integer v1.0.5
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.5
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling const_for v0.1.5
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling flatbuffers v25.1.24
[INFO] [stderr]    Compiling fsst-rs v0.5.0
[INFO] [stderr]    Compiling lexical-parse-float v1.0.5
[INFO] [stderr]    Compiling lexical-write-float v1.0.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling toml_edit v0.22.23
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling fastlanes v0.1.8
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling lexical-core v1.0.5
[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/fastlanes-0.1.8/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling arrow-buffer v53.4.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr] error: could not compile `fastlanes` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dc5b9cfcfc9c08e703b7c6bae160530216cbb429287552ca33f37810f4418305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5b9cfcfc9c08e703b7c6bae160530216cbb429287552ca33f37810f4418305", kill_on_drop: false }`
[INFO] [stdout] dc5b9cfcfc9c08e703b7c6bae160530216cbb429287552ca33f37810f4418305