[INFO] fetching crate grandpa-verifier-primitives 2512.1.0...
[INFO] checking grandpa-verifier-primitives-2512.1.0 against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] extracting crate grandpa-verifier-primitives 2512.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate grandpa-verifier-primitives 2512.1.0
[INFO] finished tweaking crates.io crate grandpa-verifier-primitives 2512.1.0
[INFO] tweaked toml for crates.io crate grandpa-verifier-primitives 2512.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grandpa-verifier-primitives 2512.1.0 on toolchain 901d6c1c62d7c61e05469e996c297476078ee06b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate grandpa-verifier-primitives 2512.1.0 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" "+901d6c1c62d7c61e05469e996c297476078ee06b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b
[INFO] running `Command { std: "docker" "start" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking keccak v0.1.6
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling ruint-macro v1.2.1
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling libsecp256k1-core v0.3.0
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]    Compiling jam-codec v0.1.1
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking hash-db v0.16.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]     Checking const-hex v1.17.0
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]     Checking tinyvec v1.10.0
[INFO] [stderr]     Checking uint v0.10.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling libsecp256k1 v0.7.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]    Compiling expander v2.2.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking constant_time_eq v0.4.2
[INFO] [stderr]    Compiling common-path v1.0.0
[INFO] [stderr]     Checking environmental v1.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking impl-num-traits v0.2.0
[INFO] [stderr]    Compiling file-guard v0.2.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking sp-std v14.0.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.4.2/src/impls.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use core::intrinsics::transmute;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-05-28; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand_core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b", kill_on_drop: false }`
[INFO] [stdout] de9bf6a764bcb3af79d55333f9843b331d625cc0446eb061df1a6f492d21a04b
