[INFO] fetching crate rusty_malloc 0.2.1...
[INFO] checking rusty_malloc-0.2.1 against try#f4690f24e7d9bcb0b168a02b06dd61391e8bd55a for pr-157814-crater-rollup
[INFO] extracting crate rusty_malloc 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rusty_malloc 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rusty_malloc 0.2.1
[INFO] tweaked toml for crates.io crate rusty_malloc 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_malloc 0.2.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15
[INFO] running `Command { std: "docker" "start" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15", 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" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15", 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" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking log v0.4.32
[INFO] [stderr]     Checking smallvec v1.15.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking rusty_malloc v0.2.1 (/opt/rustwide/workdir)
[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]   --> src/allocators/raw_malloc/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use std::intrinsics::copy_nonoverlapping;
[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] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty_malloc` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15", kill_on_drop: false }`
[INFO] [stdout] dbedd89a3e188cb57154b71bc1042d3c9a039ff9fb28f7dfa93df7bcc425be15
