[INFO] fetching crate bench-trie 0.12.0...
[INFO] checking bench-trie-0.12.0 against try#901d6c1c62d7c61e05469e996c297476078ee06b for pr-157082
[INFO] extracting crate bench-trie 0.12.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate bench-trie 0.12.0
[INFO] finished tweaking crates.io crate bench-trie 0.12.0
[INFO] tweaked toml for crates.io crate bench-trie 0.12.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bench-trie 0.12.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 85 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] [stderr]       Adding hash-db v0.12.4 (available: v0.16.0)
[INFO] [stderr]       Adding keccak-hasher v0.12.4 (available: v0.16.0)
[INFO] [stderr]       Adding memory-db v0.12.4 (available: v0.34.0)
[INFO] [stderr]       Adding trie-db v0.12.4 (available: v0.31.0)
[INFO] [stderr]       Adding trie-root v0.12.4 (available: v0.18.0)
[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] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `bench-trie` (manifest) generated 1 warning
[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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba
[INFO] running `Command { std: "docker" "start" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba", 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" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba", 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" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba" "/opt/rustwide/cargo-home/bin/cargo" "+901d6c1c62d7c61e05469e996c297476078ee06b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `bench-trie` (manifest) generated 1 warning
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling cc v1.2.64
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking hash-db v0.12.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking hash256-std-hasher v0.12.4
[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]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking hashmap_core v0.1.11
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking clap v2.34.0
[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" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba", kill_on_drop: false }`
[INFO] [stdout] 24a9d2690b18f5ed7d7ebbaa696f673ed53b853d5dda4bc0529c04bfcf09c0ba
