[INFO] fetching crate extra-utils 1.0.0... [INFO] checking extra-utils-1.0.0 against try#f4690f24e7d9bcb0b168a02b06dd61391e8bd55a for pr-157814-crater-rollup [INFO] extracting crate extra-utils 1.0.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate extra-utils 1.0.0 [INFO] finished tweaking crates.io crate extra-utils 1.0.0 [INFO] tweaked toml for crates.io crate extra-utils 1.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate extra-utils 1.0.0 on toolchain f4690f24e7d9bcb0b168a02b06dd61391e8bd55a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate extra-utils 1.0.0 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" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35 [INFO] running `Command { std: "docker" "start" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35", 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" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35", 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" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking scopeguard v1.0.0 [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-0.4.0/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 2026-06-12; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking maplit v1.0.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [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" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35", kill_on_drop: false }` [INFO] [stdout] b4e75eb33206c51294f3332e4d55fc6365dae90cb32191e334e0daa765f52a35