[INFO] fetching crate rsgc 1.1.0... [INFO] testing rsgc-1.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate rsgc 1.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate rsgc 1.1.0 [INFO] finished tweaking crates.io crate rsgc 1.1.0 [INFO] tweaked toml for crates.io crate rsgc 1.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rsgc 1.1.0 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 rsgc 1.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] daa400c7eae5dcfb905b548e46d6d3ae526349769811582025d5c58c7ce9fa1d [INFO] running `Command { std: "docker" "start" "-a" "daa400c7eae5dcfb905b548e46d6d3ae526349769811582025d5c58c7ce9fa1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "daa400c7eae5dcfb905b548e46d6d3ae526349769811582025d5c58c7ce9fa1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "daa400c7eae5dcfb905b548e46d6d3ae526349769811582025d5c58c7ce9fa1d", kill_on_drop: false }` [INFO] [stdout] daa400c7eae5dcfb905b548e46d6d3ae526349769811582025d5c58c7ce9fa1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 522ebf1dafff5630d0b87b8c6643df1497ab32590fd7ddc7832aa5551a55c5be [INFO] running `Command { std: "docker" "start" "-a" "522ebf1dafff5630d0b87b8c6643df1497ab32590fd7ddc7832aa5551a55c5be", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling io-lifetimes v1.0.2 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling rustix v0.36.3 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling linux-raw-sys v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling atomic v0.5.1 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling smallvec v1.9.0 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling once_cell v1.16.0 [INFO] [stderr] Compiling str-buf v1.0.6 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling variance v0.1.3 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling crossbeam v0.8.2 [INFO] [stderr] Compiling scoped-thread-pool v1.0.3 [INFO] [stderr] Compiling regex v1.7.0 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling errno v0.3.0 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling error-code v2.3.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling is-terminal v0.4.0 [INFO] [stderr] Compiling env_logger v0.10.0 [INFO] [stderr] Compiling rsgc v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | / #![feature( [INFO] [stdout] 17 | | const_type_id, [INFO] [stdout] 18 | | const_refs_to_cell, [INFO] [stdout] 19 | | const_type_name, [INFO] [stdout] ... | [INFO] [stdout] 27 | | arbitrary_self_types [INFO] [stdout] 28 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = help: the feature `const_refs_to_cell` has been stable since `1.83.0` and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | core_intrinsics, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_refs_to_cell` has been stable since 1.83.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | const_refs_to_cell, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_type_id` has been stable since 1.91.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | const_type_id, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `ptr_sub_ptr` has been stable since 1.87.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | ptr_sub_ptr, [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 `rsgc` (lib) due to 1 previous error; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "522ebf1dafff5630d0b87b8c6643df1497ab32590fd7ddc7832aa5551a55c5be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "522ebf1dafff5630d0b87b8c6643df1497ab32590fd7ddc7832aa5551a55c5be", kill_on_drop: false }` [INFO] [stdout] 522ebf1dafff5630d0b87b8c6643df1497ab32590fd7ddc7832aa5551a55c5be