[INFO] fetching crate yatima-core 0.1.1...
[INFO] testing yatima-core-0.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate yatima-core 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate yatima-core 0.1.1
[INFO] finished tweaking crates.io crate yatima-core 0.1.1
[INFO] tweaked toml for crates.io crate yatima-core 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yatima-core 0.1.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 102 packages to latest compatible versions
[INFO] [stderr]       Adding aho-corasick v0.7.15 (available: v0.7.20)
[INFO] [stderr]       Adding memchr v2.3.4 (available: v2.7.6)
[INFO] [stderr]       Adding nom v6.2.2 (available: v8.0.0)
[INFO] [stderr]       Adding nom_locate v3.0.2 (available: v5.0.0)
[INFO] [stderr]       Adding num-bigint v0.3.3 (available: v0.4.6)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding regex v1.4.6 (available: v1.12.2)
[INFO] [stderr]       Adding sp-cid v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding sp-im v0.2.1 (available: v0.3.0)
[INFO] [stderr]       Adding sp-ipld v0.1.2 (available: v0.2.0)
[INFO] [stderr]       Adding sp-multihash v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding sp-ropey v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding sp-std v3.0.0 (available: v14.0.0)
[INFO] [stderr]       Adding toml_edit v0.19.12 (available: v0.19.15)
[INFO] [stderr]       Adding winnow v0.4.7 (available: v0.4.12)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5b6c22019d17df2ab51f4cab9bdc8feaedb4c61e1c7ae206e39bdb1c76bbba2a
[INFO] running `Command { std: "docker" "start" "-a" "5b6c22019d17df2ab51f4cab9bdc8feaedb4c61e1c7ae206e39bdb1c76bbba2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6c22019d17df2ab51f4cab9bdc8feaedb4c61e1c7ae206e39bdb1c76bbba2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6c22019d17df2ab51f4cab9bdc8feaedb4c61e1c7ae206e39bdb1c76bbba2a", kill_on_drop: false }`
[INFO] [stdout] 5b6c22019d17df2ab51f4cab9bdc8feaedb4c61e1c7ae206e39bdb1c76bbba2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1d961f670024d7d8607a8b3f51794ef6b3793cac3d914afee15859f5e21381bf
[INFO] running `Command { std: "docker" "start" "-a" "1d961f670024d7d8607a8b3f51794ef6b3793cac3d914afee15859f5e21381bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling sp-std v3.0.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling winnow v0.4.7
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling bytecursor v0.1.2
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling blake2s_simd v0.5.11
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bitmaps v3.2.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling sp-ropey v0.1.0
[INFO] [stderr]    Compiling sp-sized-chunks v0.1.0
[INFO] [stderr]    Compiling sp-im v0.2.1
[INFO] [stderr]    Compiling toml_edit v0.19.12
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.16
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling data-encoding-macro v0.1.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling match-lookup v0.1.1
[INFO] [stderr]    Compiling sp-multihash-derive v0.2.0
[INFO] [stderr]    Compiling sp-multihash v0.2.0
[INFO] [stderr]    Compiling base256emoji v1.0.2
[INFO] [stderr]    Compiling multibase v0.9.2
[INFO] [stderr]    Compiling sp-cid v0.2.0
[INFO] [stderr]    Compiling sp-ipld v0.1.2
[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/sp-ipld-0.1.2/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(map_first_last)]
[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 `sp-ipld` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1d961f670024d7d8607a8b3f51794ef6b3793cac3d914afee15859f5e21381bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d961f670024d7d8607a8b3f51794ef6b3793cac3d914afee15859f5e21381bf", kill_on_drop: false }`
[INFO] [stdout] 1d961f670024d7d8607a8b3f51794ef6b3793cac3d914afee15859f5e21381bf