[INFO] fetching crate cpclib-disc 0.10.0...
[INFO] testing cpclib-disc-0.10.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cpclib-disc 0.10.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cpclib-disc 0.10.0
[INFO] finished tweaking crates.io crate cpclib-disc 0.10.0
[INFO] tweaked toml for crates.io crate cpclib-disc 0.10.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpclib-disc 0.10.0 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 cpclib-disc 0.10.0 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] bf56e38d434cbd8c53bee03a1618ead2752fe49d40f60ef62ede4bc0438bf934
[INFO] running `Command { std: "docker" "start" "-a" "bf56e38d434cbd8c53bee03a1618ead2752fe49d40f60ef62ede4bc0438bf934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf56e38d434cbd8c53bee03a1618ead2752fe49d40f60ef62ede4bc0438bf934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf56e38d434cbd8c53bee03a1618ead2752fe49d40f60ef62ede4bc0438bf934", kill_on_drop: false }`
[INFO] [stdout] bf56e38d434cbd8c53bee03a1618ead2752fe49d40f60ef62ede4bc0438bf934
[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] b58e2e336d5dda64477c5a594a7f6c0a6ddf54469cf641c221e9486ee28719b2
[INFO] running `Command { std: "docker" "start" "-a" "b58e2e336d5dda64477c5a594a7f6c0a6ddf54469cf641c221e9486ee28719b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling camino v1.1.10
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling urlencoding v2.1.3
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling resolve-path v0.1.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling nutype_macros v0.5.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling ordered-float v4.6.0
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling evalexpr v11.3.1
[INFO] [stderr]    Compiling custom_error v1.9.2
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling simple_logger v4.3.3
[INFO] [stderr]    Compiling cpclib-sna v0.10.0
[INFO] [stderr]    Compiling cpclib-tokens v0.10.0
[INFO] [stderr]    Compiling cpclib-disc v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling kinded_macros v0.3.0
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling delegate v0.13.4
[INFO] [stderr]    Compiling remain v0.2.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling kinded v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling cpclib-common v0.10.0
[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/cpclib-common-0.10.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_take)]
[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 `cpclib-common` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b58e2e336d5dda64477c5a594a7f6c0a6ddf54469cf641c221e9486ee28719b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58e2e336d5dda64477c5a594a7f6c0a6ddf54469cf641c221e9486ee28719b2", kill_on_drop: false }`
[INFO] [stdout] b58e2e336d5dda64477c5a594a7f6c0a6ddf54469cf641c221e9486ee28719b2