[INFO] fetching crate tink-prf 0.3.0...
[INFO] checking tink-prf-0.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate tink-prf 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tink-prf 0.3.0
[INFO] finished tweaking crates.io crate tink-prf 0.3.0
[INFO] tweaked toml for crates.io crate tink-prf 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tink-prf 0.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding aes v0.8.4 (available: v0.9.0)
[INFO] [stderr]       Adding cmac v0.7.2 (available: v0.8.0)
[INFO] [stderr]       Adding digest v0.10.7 (available: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding hkdf v0.12.4 (available: v0.13.0)
[INFO] [stderr]       Adding hmac v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tink-core v0.3.0
[INFO] [stderr]   Downloaded tink-proto v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6287ddd67944085f0be900d2980c75560b8f5f2e9549943f42b194803a0a4b69
[INFO] running `Command { std: "docker" "start" "-a" "6287ddd67944085f0be900d2980c75560b8f5f2e9549943f42b194803a0a4b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6287ddd67944085f0be900d2980c75560b8f5f2e9549943f42b194803a0a4b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6287ddd67944085f0be900d2980c75560b8f5f2e9549943f42b194803a0a4b69", kill_on_drop: false }`
[INFO] [stdout] 6287ddd67944085f0be900d2980c75560b8f5f2e9549943f42b194803a0a4b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 860ff65f904fb7dd7deea739af19cb3e5f366afd08db7005dc69bf44a11ab8a7
[INFO] running `Command { std: "docker" "start" "-a" "860ff65f904fb7dd7deea739af19cb3e5f366afd08db7005dc69bf44a11ab8a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking dbl v0.3.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking cmac v0.7.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling tink-proto v0.3.0
[INFO] [stderr]     Checking tink-core v0.3.0
[INFO] [stderr]     Checking tink-prf v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> benches/benchmarks.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #![feature(test)]
[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 `tink-prf` (bench "benchmarks") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "860ff65f904fb7dd7deea739af19cb3e5f366afd08db7005dc69bf44a11ab8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860ff65f904fb7dd7deea739af19cb3e5f366afd08db7005dc69bf44a11ab8a7", kill_on_drop: false }`
[INFO] [stdout] 860ff65f904fb7dd7deea739af19cb3e5f366afd08db7005dc69bf44a11ab8a7
