[INFO] fetching crate usbip-rs 0.1.0-rc1...
[INFO] testing usbip-rs-0.1.0-rc1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate usbip-rs 0.1.0-rc1 into /workspace/builds/worker-1-tc1/source
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate usbip-rs 0.1.0-rc1
[INFO] finished tweaking crates.io crate usbip-rs 0.1.0-rc1
[INFO] tweaked toml for crates.io crate usbip-rs 0.1.0-rc1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate usbip-rs 0.1.0-rc1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate usbip-rs 0.1.0-rc1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded udev v0.9.3
[INFO] [stderr]   Downloaded sscanf v0.4.4
[INFO] [stderr]   Downloaded endian_codec_derive v0.1.1
[INFO] [stderr]   Downloaded sscanf_macro v0.4.4
[INFO] [stderr]   Downloaded endian_codec v0.1.1
[INFO] [stderr]   Downloaded compact_str v0.9.0
[INFO] [stderr]   Downloaded const_format v0.2.35
[INFO] [stderr]   Downloaded syn v2.0.109
[INFO] [stderr]   Downloaded usb-ids v1.2025.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32
[INFO] running `Command { std: "docker" "start" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling usb-ids v1.2025.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling endian_codec_derive v0.1.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling const_format v0.2.35
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling udev v0.9.3
[INFO] [stderr]    Compiling endian_codec v0.1.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling sscanf_macro v0.4.4
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling num_enum v0.7.5
[INFO] [stderr]    Compiling sscanf v0.4.4
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling compact_str v0.9.0
[INFO] [stderr]    Compiling usbip-rs v0.1.0-rc1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(generic_const_exprs)]
[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 `usbip-rs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32", kill_on_drop: false }`
[INFO] [stdout] a5d86174142281b132acd0f890253d86fa22af142be8d7878e8c4914de063a32
