[INFO] fetching crate gte-core 0.1.0...
[INFO] testing gte-core-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gte-core 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gte-core 0.1.0
[INFO] finished tweaking crates.io crate gte-core 0.1.0
[INFO] tweaked toml for crates.io crate gte-core 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gte-core 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding bitfield v0.14.0 (available: v0.19.2)
[INFO] [stderr]       Adding heapless v0.8.0 (available: v0.9.1)
[INFO] [stderr]       Adding petgraph v0.5.1 (available: v0.8.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtrb v0.3.2
[INFO] [stderr]   Downloaded dasp_sample v0.11.0
[INFO] [stderr]   Downloaded gte-w65c02s v0.9.3
[INFO] [stderr]   Downloaded dasp_frame v0.11.0
[INFO] [stderr]   Downloaded dasp_peak v0.11.0
[INFO] [stderr]   Downloaded dasp_signal v0.11.0
[INFO] [stderr]   Downloaded dasp_slice v0.11.0
[INFO] [stderr]   Downloaded dasp_interpolate v0.11.0
[INFO] [stderr]   Downloaded dasp_graph v0.11.0
[INFO] [stderr]   Downloaded dasp_envelope v0.11.0
[INFO] [stderr]   Downloaded dasp_ring_buffer v0.11.0
[INFO] [stderr]   Downloaded dasp_rms v0.11.0
[INFO] [stderr]   Downloaded dasp_window v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf72fefba29ca6a437973b612996c458419a038a687e5ad559bc64b9feeabb06
[INFO] running `Command { std: "docker" "start" "-a" "cf72fefba29ca6a437973b612996c458419a038a687e5ad559bc64b9feeabb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf72fefba29ca6a437973b612996c458419a038a687e5ad559bc64b9feeabb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf72fefba29ca6a437973b612996c458419a038a687e5ad559bc64b9feeabb06", kill_on_drop: false }`
[INFO] [stdout] cf72fefba29ca6a437973b612996c458419a038a687e5ad559bc64b9feeabb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 382ccc4127f152600ee7f2983326d8fdd0370b2473be0c4c67e32c06f21e9fae
[INFO] running `Command { std: "docker" "start" "-a" "382ccc4127f152600ee7f2983326d8fdd0370b2473be0c4c67e32c06f21e9fae", kill_on_drop: false }`
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rtrb v0.3.2
[INFO] [stderr]    Compiling gte-w65c02s v0.9.3
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling dasp_window v0.11.1
[INFO] [stderr]    Compiling dasp_peak v0.11.0
[INFO] [stderr]    Compiling dasp_rms v0.11.0
[INFO] [stderr]    Compiling dasp_interpolate v0.11.0
[INFO] [stderr]    Compiling dasp_slice v0.11.0
[INFO] [stderr]    Compiling dasp_envelope v0.11.0
[INFO] [stderr]    Compiling dasp_signal v0.11.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling dasp_graph v0.11.0
[INFO] [stderr]    Compiling gte-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(core_intrinsics)]
[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 `gte-core` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "382ccc4127f152600ee7f2983326d8fdd0370b2473be0c4c67e32c06f21e9fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "382ccc4127f152600ee7f2983326d8fdd0370b2473be0c4c67e32c06f21e9fae", kill_on_drop: false }`
[INFO] [stdout] 382ccc4127f152600ee7f2983326d8fdd0370b2473be0c4c67e32c06f21e9fae