[INFO] fetching crate odra-casper-backend 0.6.2... [INFO] testing odra-casper-backend-0.6.2 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate odra-casper-backend 0.6.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate odra-casper-backend 0.6.2 [INFO] finished tweaking crates.io crate odra-casper-backend 0.6.2 [INFO] tweaked toml for crates.io crate odra-casper-backend 0.6.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate odra-casper-backend 0.6.2 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 83 packages to latest compatible versions [INFO] [stderr] Adding casper-contract v4.0.0 (available: v5.1.1) [INFO] [stderr] Adding casper-event-standard v0.5.0 (available: v0.7.0) [INFO] [stderr] Adding casper-types v4.0.2 (available: v6.0.1) [INFO] [stderr] Adding ink_allocator v4.3.0 (available: v5.1.1) [INFO] [stderr] Adding odra-casper-shared v0.6.2 (available: v0.7.1) [INFO] [stderr] Adding odra-types v0.6.2 (available: v0.7.1) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8deba091099399eac92243849defc92effc38f7042b33708f01689ae87a9d742 [INFO] running `Command { std: "docker" "start" "-a" "8deba091099399eac92243849defc92effc38f7042b33708f01689ae87a9d742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8deba091099399eac92243849defc92effc38f7042b33708f01689ae87a9d742", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8deba091099399eac92243849defc92effc38f7042b33708f01689ae87a9d742", kill_on_drop: false }` [INFO] [stdout] 8deba091099399eac92243849defc92effc38f7042b33708f01689ae87a9d742 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 46eb1dbdb6c84cba1ab662c55af22f5f6c857fc8f7d9e1cc43049f0fa4cd243a [INFO] running `Command { std: "docker" "start" "-a" "46eb1dbdb6c84cba1ab662c55af22f5f6c857fc8f7d9e1cc43049f0fa4cd243a", kill_on_drop: false }` [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling der v0.7.10 [INFO] [stderr] Compiling base16ct v0.2.0 [INFO] [stderr] Compiling crunchy v0.2.4 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling curve25519-dalek v4.1.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling blake2 v0.9.2 [INFO] [stderr] Compiling base16 v0.2.1 [INFO] [stderr] Compiling base64 v0.13.1 [INFO] [stderr] Compiling ff v0.13.1 [INFO] [stderr] Compiling crypto-bigint v0.5.5 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling group v0.13.0 [INFO] [stderr] Compiling hex_fmt v0.3.0 [INFO] [stderr] Compiling odra-types v0.6.2 [INFO] [stderr] Compiling signature v2.2.0 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling uint v0.9.5 [INFO] [stderr] Compiling ed25519 v2.2.3 [INFO] [stderr] Compiling odra-utils v0.6.2 [INFO] [stderr] Compiling rfc6979 v0.4.0 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling sec1 v0.7.3 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling elliptic-curve v0.13.8 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling casper-event-standard-macro v0.5.0 [INFO] [stderr] Compiling ecdsa v0.16.9 [INFO] [stderr] Compiling k256 v0.13.4 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling serde_bytes v0.11.19 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling ed25519-dalek v2.2.0 [INFO] [stderr] Compiling casper-types v4.0.2 [INFO] [stderr] Compiling casper-event-standard v0.5.0 [INFO] [stderr] Compiling casper-contract v4.0.0 [INFO] [stderr] Compiling odra-casper-types v0.6.2 [INFO] [stderr] Compiling odra-casper-shared v0.6.2 [INFO] [stderr] Compiling odra-casper-backend v0.6.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | #![cfg_attr(not(test), feature(core_intrinsics))] [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 `odra-casper-backend` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "46eb1dbdb6c84cba1ab662c55af22f5f6c857fc8f7d9e1cc43049f0fa4cd243a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46eb1dbdb6c84cba1ab662c55af22f5f6c857fc8f7d9e1cc43049f0fa4cd243a", kill_on_drop: false }` [INFO] [stdout] 46eb1dbdb6c84cba1ab662c55af22f5f6c857fc8f7d9e1cc43049f0fa4cd243a