[INFO] fetching crate riscv_vplic 0.4.8...
[INFO] checking riscv_vplic-0.4.8 against 1.95.0 for pr-155915
[INFO] extracting crate riscv_vplic 0.4.8 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate riscv_vplic 0.4.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate riscv_vplic 0.4.8
[INFO] tweaked toml for crates.io crate riscv_vplic 0.4.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate riscv_vplic 0.4.8 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] crate crates.io crate riscv_vplic 0.4.8 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitmaps v3.2.1
[INFO] [stderr]   Downloaded axvisor_api v0.5.2
[INFO] [stderr]   Downloaded riscv-h v0.4.6
[INFO] [stderr]   Downloaded axaddrspace v0.5.7
[INFO] [stderr]   Downloaded riscv-macros v0.2.0
[INFO] [stderr]   Downloaded riscv v0.14.0
[INFO] [stderr]   Downloaded enumerable v1.2.0
[INFO] [stderr]   Downloaded riscv-types v0.1.0
[INFO] [stderr]   Downloaded ax-page-table-multiarch v0.8.2
[INFO] [stderr]   Downloaded ax-crate-interface v0.5.1
[INFO] [stderr]   Downloaded ax-memory-addr v0.6.2
[INFO] [stderr]   Downloaded ax-errno v0.4.7
[INFO] [stderr]   Downloaded const_fn v0.4.12
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] [stderr]   Downloaded axvisor_api_proc v0.5.2
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded ax-lazyinit v0.4.6
[INFO] [stderr]   Downloaded ax-memory-set v0.6.2
[INFO] [stderr]   Downloaded riscv-pac v0.2.0
[INFO] [stderr]   Downloaded enumerable_derive v1.2.0
[INFO] [stderr]   Downloaded ax-cpumask v0.3.4
[INFO] [stderr]   Downloaded ax-page-table-entry v0.8.2
[INFO] [stderr]   Downloaded axvmconfig v0.4.8
[INFO] [stderr]   Downloaded axdevice_base v0.4.7
[INFO] [stderr]   Downloaded tock-registers v0.10.1
[INFO] [stderr]   Downloaded riscv v0.16.0
[INFO] [stderr]   Downloaded aarch64-cpu v11.2.0
[INFO] [stderr]   Downloaded x86_64 v0.15.4
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0e3896cb66c26b37a00191e53f9508537746c8856c563a9dbae86c06d3710f9d
[INFO] running `Command { std: "docker" "start" "-a" "0e3896cb66c26b37a00191e53f9508537746c8856c563a9dbae86c06d3710f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3896cb66c26b37a00191e53f9508537746c8856c563a9dbae86c06d3710f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3896cb66c26b37a00191e53f9508537746c8856c563a9dbae86c06d3710f9d", kill_on_drop: false }`
[INFO] [stdout] 0e3896cb66c26b37a00191e53f9508537746c8856c563a9dbae86c06d3710f9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f52840cf2a3b13dddb2e393ed2bcb39d3b35645d998fc9d6f392032939ac01a2
[INFO] running `Command { std: "docker" "start" "-a" "f52840cf2a3b13dddb2e393ed2bcb39d3b35645d998fc9d6f392032939ac01a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling const_fn v0.4.12
[INFO] [stderr]    Compiling ax-errno v0.4.7
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking ax-memory-addr v0.6.2
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking ax-memory-set v0.6.2
[INFO] [stderr]     Checking toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking x86_64 v0.15.4
[INFO] [stderr]     Checking numeric-enum-macro v0.2.0
[INFO] [stderr]     Checking winnow v0.7.15
[INFO] [stderr]    Compiling riscv v0.14.0
[INFO] [stderr]     Checking ax-lazyinit v0.4.6
[INFO] [stderr]     Checking riscv-pac v0.2.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking bitmaps v3.2.1
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking ax-cpumask v0.3.4
[INFO] [stderr]     Checking ax-page-table-entry v0.8.2
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking ax-page-table-multiarch v0.8.2
[INFO] [stderr]    Compiling toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]     Checking toml v0.9.12+spec-1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.5.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling enumerable_derive v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling riscv-macros v0.2.0
[INFO] [stderr]    Compiling ax-crate-interface v0.5.1
[INFO] [stderr]    Compiling axvisor_api_proc v0.5.2
[INFO] [stderr]     Checking enumerable v1.2.0
[INFO] [stderr]     Checking riscv-h v0.4.6
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking axaddrspace v0.5.7
[INFO] [stderr]     Checking axvisor_api v0.5.2
[INFO] [stderr]     Checking axvmconfig v0.4.8
[INFO] [stderr]     Checking axdevice_base v0.4.7
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/axdevice_base-0.4.7/src/lib.rs:76:1
[INFO] [stdout]    |
[INFO] [stdout] 76 | #![feature(trait_alias)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `trait_upcasting` has been stable since `1.86.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `axdevice_base` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f52840cf2a3b13dddb2e393ed2bcb39d3b35645d998fc9d6f392032939ac01a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52840cf2a3b13dddb2e393ed2bcb39d3b35645d998fc9d6f392032939ac01a2", kill_on_drop: false }`
[INFO] [stdout] f52840cf2a3b13dddb2e393ed2bcb39d3b35645d998fc9d6f392032939ac01a2