[INFO] fetching crate dadk-user 0.4.0...
[INFO] testing dadk-user-0.4.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate dadk-user 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate dadk-user 0.4.0
[INFO] finished tweaking crates.io crate dadk-user 0.4.0
[INFO] tweaked toml for crates.io crate dadk-user 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dadk-user 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 263 packages to highest compatible versions
[INFO] [stderr]       Adding chrono v0.4.35 (available: v0.4.45)
[INFO] [stderr]       Adding clap v4.5.20 (available: v4.6.7)
[INFO] [stderr]       Adding clap_builder v4.5.20 (available: v4.6.7)
[INFO] [stderr]       Adding clap_derive v4.5.18 (available: v4.6.7)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding reqwest v0.12.28 (available: v0.13.5)
[INFO] [stderr]       Adding toml v0.8.23 (available: v1.1.8+spec-1.1.0)
[INFO] [stderr]       Adding zip v2.6.1 (available: v9.0.5)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arbitrary v1.5.0
[INFO] [stderr]   Downloaded zopfli v0.8.4
[INFO] [stderr]   Downloaded derive_arbitrary v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb
[INFO] running `Command { std: "docker" "start" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb", 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" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb" "/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" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb", 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" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.27
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling equivalent v1.0.3
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling futures-io v0.3.34
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling crc32fast v1.5.2
[INFO] [stderr]    Compiling want v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling zstd-safe v7.3.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling encoding_rs v0.8.42
[INFO] [stderr]    Compiling indexmap v2.14.2
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling jiff-core v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
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[INFO] [stderr]    Compiling deranged v0.5.9
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling powerfmt v0.2.1
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[INFO] [stderr]    Compiling zopfli v0.8.4
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling lzma-rs v0.3.0
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling pbkdf2 v0.12.2
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[INFO] [stderr]    Compiling socket2 v0.6.5
[INFO] [stderr]    Compiling mio v1.2.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling cc v1.8.0
[INFO] [stderr]    Compiling jiff v0.2.38
[INFO] [stderr]    Compiling sha1 v0.10.7
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling time v0.3.55
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling deflate64 v0.1.12
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
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[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
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[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling tokio-util v0.7.20
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling h2 v0.4.20
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling zeroize v1.9.1
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling rustls-pki-types v1.15.1
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling env_logger v0.11.11
[INFO] [stderr]    Compiling chrono v0.4.35
[INFO] [stderr]    Compiling tower-http v0.6.11
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling dadk-config v0.4.0
[INFO] [stderr]    Compiling hyper v1.12.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-util v0.1.21
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.28
[INFO] [stderr]    Compiling zstd v0.13.3
[INFO] [stderr]    Compiling dadk-user v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:86:1
[INFO] [stdout]    |
[INFO] [stdout] 86 | #![feature(extract_if)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extract_if` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 | #![feature(extract_if)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dadk-user` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb", kill_on_drop: false }`
[INFO] [stdout] 0c6054f00e25d60a015d1912cea72dd9112fde88804131c91d48307131f850bb
