[INFO] fetching crate one2html 1.3.0...
[INFO] testing one2html-1.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate one2html 1.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate one2html 1.3.0
[INFO] finished tweaking crates.io crate one2html 1.3.0
[INFO] tweaked toml for crates.io crate one2html 1.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate one2html 1.3.0 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 one2html 1.3.0 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-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 259b045ae13270ae6caede8d49ed49151ac6bddf2e14d1c85da684a970a27fae
[INFO] running `Command { std: "docker" "start" "-a" "259b045ae13270ae6caede8d49ed49151ac6bddf2e14d1c85da684a970a27fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259b045ae13270ae6caede8d49ed49151ac6bddf2e14d1c85da684a970a27fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259b045ae13270ae6caede8d49ed49151ac6bddf2e14d1c85da684a970a27fae", kill_on_drop: false }`
[INFO] [stdout] 259b045ae13270ae6caede8d49ed49151ac6bddf2e14d1c85da684a970a27fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a3c67fdbc2e2d05048df482b744c4063740fb963cd03dd50af63a14a260997f0
[INFO] running `Command { std: "docker" "start" "-a" "a3c67fdbc2e2d05048df482b744c4063740fb963cd03dd50af63a14a260997f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling tracing-error v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling console v0.16.2
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling widestring v1.2.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling jiff v0.2.17
[INFO] [stderr]    Compiling unit-prefix v0.5.2
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling indicatif v0.18.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling palette_derive v0.7.6
[INFO] [stderr]    Compiling enum-primitive-derive v0.3.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling phf_macros v0.13.1
[INFO] [stderr]    Compiling sanitize-filename v0.6.0
[INFO] [stderr]    Compiling finl_unicode v1.4.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling onenote_parser v1.1.0
[INFO] [stderr]    Compiling phf v0.13.1
[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/onenote_parser-1.1.0/src/lib.rs:68:36
[INFO] [stdout]    |
[INFO] [stdout] 68 | #![cfg_attr(feature = "backtrace", feature(error_generic_member_access))]
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-blocks v0.1.9
[INFO] [stderr]    Compiling color-eyre v0.6.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `onenote_parser` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a3c67fdbc2e2d05048df482b744c4063740fb963cd03dd50af63a14a260997f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c67fdbc2e2d05048df482b744c4063740fb963cd03dd50af63a14a260997f0", kill_on_drop: false }`
[INFO] [stdout] a3c67fdbc2e2d05048df482b744c4063740fb963cd03dd50af63a14a260997f0
