[INFO] fetching crate axsync 0.3.0-preview.3...
[INFO] checking axsync-0.3.0-preview.3 against 1.95.0 for pr-155915
[INFO] extracting crate axsync 0.3.0-preview.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate axsync 0.3.0-preview.3
[INFO] finished tweaking crates.io crate axsync 0.3.0-preview.3
[INFO] tweaked toml for crates.io crate axsync 0.3.0-preview.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate axsync 0.3.0-preview.3 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 axsync 0.3.0-preview.3 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 740c94b4131f989cdd1ce956d732066386f6122a3984ce7d39efdf95d26cac8c
[INFO] running `Command { std: "docker" "start" "-a" "740c94b4131f989cdd1ce956d732066386f6122a3984ce7d39efdf95d26cac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "740c94b4131f989cdd1ce956d732066386f6122a3984ce7d39efdf95d26cac8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740c94b4131f989cdd1ce956d732066386f6122a3984ce7d39efdf95d26cac8c", kill_on_drop: false }`
[INFO] [stdout] 740c94b4131f989cdd1ce956d732066386f6122a3984ce7d39efdf95d26cac8c
[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=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] 4c16fd1ec076168230f379238023ac1380293d6e4205bd30b2fdbb5f61466cb9
[INFO] running `Command { std: "docker" "start" "-a" "4c16fd1ec076168230f379238023ac1380293d6e4205bd30b2fdbb5f61466cb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling clap_lex v1.0.0
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling axconfig v0.3.0-preview.3
[INFO] [stderr]    Compiling const_fn v0.4.12
[INFO] [stderr]    Compiling linkme-impl v0.3.35
[INFO] [stderr]    Compiling percpu v0.2.3-preview.1
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking spin v0.10.0
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling crate_interface v0.1.4
[INFO] [stderr]    Compiling percpu_macros v0.2.3-preview.1
[INFO] [stderr]    Compiling linkme v0.3.35
[INFO] [stderr]     Checking memory_addr v0.4.1
[INFO] [stderr]    Compiling heapless v0.9.2
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling axplat-macros v0.1.0
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling crate_interface v0.3.0
[INFO] [stderr]    Compiling axerrno v0.2.2
[INFO] [stderr]     Checking const-str v1.1.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking axbacktrace v0.1.2
[INFO] [stderr]     Checking lazyinit v0.2.2
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]     Checking kernel_guard v0.1.3
[INFO] [stderr]     Checking fdt-parser v0.4.18
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking kspin v0.1.1
[INFO] [stderr]     Checking x86_64 v0.15.4
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.60
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking page_table_entry v0.6.1
[INFO] [stderr]     Checking axplat v0.3.1-pre.6
[INFO] [stderr]     Checking axcpu v0.3.0-preview.8
[INFO] [stderr]    Compiling clap v4.5.60
[INFO] [stderr]    Compiling axconfig-gen v0.2.1
[INFO] [stderr]    Compiling axconfig-macros v0.2.1
[INFO] [stderr]    Compiling axhal v0.3.0-preview.3
[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/axhal-0.3.0-preview.3/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(doc_cfg)]
[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 `axhal` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4c16fd1ec076168230f379238023ac1380293d6e4205bd30b2fdbb5f61466cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c16fd1ec076168230f379238023ac1380293d6e4205bd30b2fdbb5f61466cb9", kill_on_drop: false }`
[INFO] [stdout] 4c16fd1ec076168230f379238023ac1380293d6e4205bd30b2fdbb5f61466cb9