[INFO] fetching crate relp-num 0.1.13...
[INFO] testing relp-num-0.1.13 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate relp-num 0.1.13 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate relp-num 0.1.13
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate relp-num 0.1.13
[INFO] tweaked toml for crates.io crate relp-num 0.1.13 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate relp-num 0.1.13 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 relp-num 0.1.13 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52d3e4f5f552891527f353b858097585f4a167f4884e8eb7f84967a43dade8f9
[INFO] running `Command { std: "docker" "start" "-a" "52d3e4f5f552891527f353b858097585f4a167f4884e8eb7f84967a43dade8f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52d3e4f5f552891527f353b858097585f4a167f4884e8eb7f84967a43dade8f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d3e4f5f552891527f353b858097585f4a167f4884e8eb7f84967a43dade8f9", kill_on_drop: false }`
[INFO] [stdout] 52d3e4f5f552891527f353b858097585f4a167f4884e8eb7f84967a43dade8f9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66caf3b465ad01ba87a606a20424210348e3a91ba6c18206db7718f4085011e1
[INFO] running `Command { std: "docker" "start" "-a" "66caf3b465ad01ba87a606a20424210348e3a91ba6c18206db7718f4085011e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling relp-num v0.1.13 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling index-utils v2.2.3
[INFO] [stderr]    Compiling gcd v2.3.0
[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/index-utils-2.2.3/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(is_sorted)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/smallvec-1.13.1/src/lib.rs:95:41
[INFO] [stdout]    |
[INFO] [stdout] 95 | #![cfg_attr(feature = "specialization", feature(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 `index-utils` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `smallvec` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "66caf3b465ad01ba87a606a20424210348e3a91ba6c18206db7718f4085011e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66caf3b465ad01ba87a606a20424210348e3a91ba6c18206db7718f4085011e1", kill_on_drop: false }`
[INFO] [stdout] 66caf3b465ad01ba87a606a20424210348e3a91ba6c18206db7718f4085011e1