[INFO] fetching crate starry-api 0.1.0...
[INFO] testing starry-api-0.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate starry-api 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate starry-api 0.1.0
[INFO] finished tweaking crates.io crate starry-api 0.1.0
[INFO] tweaked toml for crates.io crate starry-api 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate starry-api 0.1.0 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] crate crates.io crate starry-api 0.1.0 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 extern-trait v0.2.0
[INFO] [stderr]   Downloaded kernel_guard v0.1.3
[INFO] [stderr]   Downloaded starry-signal v0.2.4-preview.1
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[INFO] [stderr]   Downloaded defmt v0.3.100
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[INFO] [stderr]   Downloaded axio v0.3.0-pre.1
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[INFO] [stderr]   Downloaded axfs-ng-vfs v0.1.0
[INFO] [stderr]   Downloaded starry-syscalls v0.7.1-preview.1
[INFO] [stderr]   Downloaded axdriver v0.2.2-preview.1
[INFO] [stderr]   Downloaded axfs v0.2.2-preview.1
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[INFO] [stderr]   Downloaded tock-registers v0.10.1
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[INFO] [stderr]   Downloaded starry-core v0.1.0
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[INFO] [stderr]   Downloaded axplat-loongarch64-qemu-virt v0.3.0-preview.2
[INFO] [stderr]   Downloaded starry-smoltcp v0.12.1-preview.1
[INFO] [stderr]   Downloaded sbi-spec v0.0.7
[INFO] [stderr]   Downloaded axconfig-gen v0.2.1
[INFO] [stderr]   Downloaded axplat-macros v0.1.0
[INFO] [stderr]   Downloaded multiboot v0.8.0
[INFO] [stderr]   Downloaded bit v0.1.1
[INFO] [stderr]   Downloaded axplat-x86-pc v0.3.0-preview.2
[INFO] [stderr]   Downloaded axhal v0.2.2-preview.5
[INFO] [stderr]   Downloaded axpoll v0.1.0
[INFO] [stderr]   Downloaded zero v0.1.3
[INFO] [stderr]   Downloaded svgbobdoc v0.3.0
[INFO] [stderr]   Downloaded axplat-aarch64-peripherals v0.3.0-preview.2
[INFO] [stderr]   Downloaded handler_table v0.1.2
[INFO] [stderr]   Downloaded x86_rtc v0.1.1
[INFO] [stderr]   Downloaded linked_list_r4l v0.3.0
[INFO] [stderr]   Downloaded axsched v0.3.1
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[INFO] [stderr]   Downloaded scope-local v0.1.1
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[INFO] [stderr]   Downloaded memory_addr v0.4.1
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[INFO] [stderr]   Downloaded const_fn v0.4.11
[INFO] [stderr]   Downloaded axdriver_pci v0.1.4-preview.3
[INFO] [stderr]   Downloaded axdriver_block v0.1.4-preview.3
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[INFO] [stderr]   Downloaded axdriver_base v0.1.4-preview.3
[INFO] [stderr]   Downloaded buddy_system_allocator v0.10.0
[INFO] [stderr]   Downloaded ax_slab_allocator v0.3.2-preview.1
[INFO] [stderr]   Downloaded axallocator v0.1.3-preview.1
[INFO] [stderr]   Downloaded axalloc v0.2.2-preview.1
[INFO] [stderr]   Downloaded axconfig v0.2.2-preview.1
[INFO] [stderr]   Downloaded arm_pl031 v0.2.1
[INFO] [stderr]   Downloaded axplat-aarch64-qemu-virt v0.3.0-preview.2
[INFO] [stderr]   Downloaded axplat-riscv64-qemu-virt v0.3.0-preview.2
[INFO] [stderr]   Downloaded axconfig-macros v0.2.1
[INFO] [stderr]   Downloaded axplat v0.3.0-preview.2
[INFO] [stderr]   Downloaded uart_16550 v0.4.0
[INFO] [stderr]   Downloaded lazyinit v0.2.2
[INFO] [stderr]   Downloaded defmt-parser v1.0.0
[INFO] [stderr]   Downloaded x2apic v0.5.0
[INFO] [stderr]   Downloaded weak-map v0.1.2
[INFO] [stderr]   Downloaded page_table_multiarch v0.5.8
[INFO] [stderr]   Downloaded ringbuf v0.4.8
[INFO] [stderr]   Downloaded const-default v1.0.0
[INFO] [stderr]   Downloaded page_table_entry v0.5.8
[INFO] [stderr]   Downloaded starry-process v0.2.0
[INFO] [stderr]   Downloaded axdriver_net v0.1.4-preview.3
[INFO] [stderr]   Downloaded axbacktrace v0.1.1
[INFO] [stderr]   Downloaded percpu_macros v0.2.2
[INFO] [stderr]   Downloaded axdriver_vsock v0.1.4-preview.3
[INFO] [stderr]   Downloaded memory_set v0.4.1
[INFO] [stderr]   Downloaded axsync v0.2.2-preview.1
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[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded crate_interface v0.1.4
[INFO] [stderr]   Downloaded kspin v0.1.1
[INFO] [stderr]   Downloaded starry-vm v0.2.0
[INFO] [stderr]   Downloaded axerrno v0.2.2
[INFO] [stderr]   Downloaded axfeat v0.2.2-preview.1
[INFO] [stderr]   Downloaded bitmap-allocator v0.2.1
[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] 3241ce2a8ef42ab8aeace5aaa64c1cea2e54c996e36ad96a4a315bf316a2e632
[INFO] running `Command { std: "docker" "start" "-a" "3241ce2a8ef42ab8aeace5aaa64c1cea2e54c996e36ad96a4a315bf316a2e632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3241ce2a8ef42ab8aeace5aaa64c1cea2e54c996e36ad96a4a315bf316a2e632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3241ce2a8ef42ab8aeace5aaa64c1cea2e54c996e36ad96a4a315bf316a2e632", kill_on_drop: false }`
[INFO] [stdout] 3241ce2a8ef42ab8aeace5aaa64c1cea2e54c996e36ad96a4a315bf316a2e632
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec36d9b696f3b735ba3aefe0e6410d05859493f3063fcd8b57dbb879e243696d
[INFO] running `Command { std: "docker" "start" "-a" "ec36d9b696f3b735ba3aefe0e6410d05859493f3063fcd8b57dbb879e243696d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling axerrno v0.2.2
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling memory_addr v0.4.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling percpu v0.2.2
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling linkme-impl v0.3.35
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling axconfig v0.2.2-preview.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling linkme v0.3.35
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling buddy_system_allocator v0.10.0
[INFO] [stderr]    Compiling bitmaps v3.2.1
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling heapless v0.9.2
[INFO] [stderr]    Compiling lazyinit v0.2.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling const-default v1.0.0
[INFO] [stderr]    Compiling ax_slab_allocator v0.3.2-preview.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[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/ax_slab_allocator-0.3.2-preview.1/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bitmap-allocator v0.2.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr] error: could not compile `ax_slab_allocator` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ec36d9b696f3b735ba3aefe0e6410d05859493f3063fcd8b57dbb879e243696d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec36d9b696f3b735ba3aefe0e6410d05859493f3063fcd8b57dbb879e243696d", kill_on_drop: false }`
[INFO] [stdout] ec36d9b696f3b735ba3aefe0e6410d05859493f3063fcd8b57dbb879e243696d
