[INFO] fetching crate cosmian_kms_client_utils 5.9.0...
[INFO] testing cosmian_kms_client_utils-5.9.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cosmian_kms_client_utils 5.9.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cosmian_kms_client_utils 5.9.0
[INFO] finished tweaking crates.io crate cosmian_kms_client_utils 5.9.0
[INFO] tweaked toml for crates.io crate cosmian_kms_client_utils 5.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cosmian_kms_client_utils 5.9.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cosmian_kms_client_utils 5.9.0 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5592b390518e8975ee7f2762f7d9a67e17a0a9ba1047f4ffb85c685875b27a0b
[INFO] running `Command { std: "docker" "start" "-a" "5592b390518e8975ee7f2762f7d9a67e17a0a9ba1047f4ffb85c685875b27a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5592b390518e8975ee7f2762f7d9a67e17a0a9ba1047f4ffb85c685875b27a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5592b390518e8975ee7f2762f7d9a67e17a0a9ba1047f4ffb85c685875b27a0b", kill_on_drop: false }`
[INFO] [stdout] 5592b390518e8975ee7f2762f7d9a67e17a0a9ba1047f4ffb85c685875b27a0b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa571be359ccb6ba0a38655be0d3551cf508f9e4de05fdb9f4078a0040832607
[INFO] running `Command { std: "docker" "start" "-a" "aa571be359ccb6ba0a38655be0d3551cf508f9e4de05fdb9f4078a0040832607", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling time-core v0.1.5
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling clap_builder v4.5.46
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling time-macros v0.2.23
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling uuid v1.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling kmip-derive v5.9.0
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling opentelemetry v0.29.1
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling clap v4.5.46
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling deranged v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling time v0.3.42
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling cosmian_config_utils v0.3.1
[INFO] [stderr]    Compiling cosmian_logger v0.5.2
[INFO] [stderr]    Compiling cosmian_kmip v5.9.0
[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/cosmian_kmip-5.9.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(min_specialization)]
[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 `cosmian_kmip` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "aa571be359ccb6ba0a38655be0d3551cf508f9e4de05fdb9f4078a0040832607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa571be359ccb6ba0a38655be0d3551cf508f9e4de05fdb9f4078a0040832607", kill_on_drop: false }`
[INFO] [stdout] aa571be359ccb6ba0a38655be0d3551cf508f9e4de05fdb9f4078a0040832607
