[INFO] fetching crate type-info-derive 0.2.0...
[INFO] testing type-info-derive-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate type-info-derive 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate type-info-derive 0.2.0
[INFO] finished tweaking crates.io crate type-info-derive 0.2.0
[INFO] tweaked toml for crates.io crate type-info-derive 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate type-info-derive 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.3.8 (available: v1.0.103)
[INFO] [stderr]       Adding quote v0.5.2 (available: v1.0.41)
[INFO] [stderr]       Adding syn v0.13.11 (available: v2.0.108)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a09561f5cda6c8baa38923bdf053055b1de60567196b86b266fa57dfae16d46
[INFO] running `Command { std: "docker" "start" "-a" "6a09561f5cda6c8baa38923bdf053055b1de60567196b86b266fa57dfae16d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a09561f5cda6c8baa38923bdf053055b1de60567196b86b266fa57dfae16d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a09561f5cda6c8baa38923bdf053055b1de60567196b86b266fa57dfae16d46", kill_on_drop: false }`
[INFO] [stdout] 6a09561f5cda6c8baa38923bdf053055b1de60567196b86b266fa57dfae16d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79029a18feab5e386ffe0b44d1674174974a4ab283b3a3dfc4987a39309d4441
[INFO] running `Command { std: "docker" "start" "-a" "79029a18feab5e386ffe0b44d1674174974a4ab283b3a3dfc4987a39309d4441", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling type-info v0.2.1
[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/type-info-0.2.1/src/lib.rs:107:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | #![feature(const_type_id)]
[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/type-info-0.2.1/src/lib.rs:108:1
[INFO] [stdout]     |
[INFO] [stdout] 108 | #![feature(specialization)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `type-info` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "79029a18feab5e386ffe0b44d1674174974a4ab283b3a3dfc4987a39309d4441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79029a18feab5e386ffe0b44d1674174974a4ab283b3a3dfc4987a39309d4441", kill_on_drop: false }`
[INFO] [stdout] 79029a18feab5e386ffe0b44d1674174974a4ab283b3a3dfc4987a39309d4441