[INFO] fetching crate libhermit-rs 0.6.3...
[INFO] documenting libhermit-rs-0.6.3 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate libhermit-rs 0.6.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate libhermit-rs 0.6.3 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate libhermit-rs 0.6.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate libhermit-rs 0.6.3
[INFO] tweaked toml for crates.io crate libhermit-rs 0.6.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.14.11
[INFO] [stderr]   Downloaded managed v0.8.0
[INFO] [stderr]   Downloaded align-address v0.1.0
[INFO] [stderr]   Downloaded hermit-entry v0.9.9
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] [stderr]   Downloaded exclusive_cell v0.1.0
[INFO] [stderr]   Downloaded pci-ids v0.2.5
[INFO] [stderr]   Downloaded arm-gic v0.1.0
[INFO] [stderr]   Downloaded smoltcp v0.10.0
[INFO] [stderr]   Downloaded pflock v0.2.0
[INFO] [stderr]   Downloaded qemu-exit v3.0.2
[INFO] [stderr]   Downloaded aarch64 v0.0.10
[INFO] [stderr]   Downloaded uart_16550 v0.3.0
[INFO] [stderr]   Downloaded hermit-sync v0.1.5
[INFO] [stderr]   Downloaded multiboot v0.8.0
[INFO] [stderr]   Downloaded generic_once_cell v0.1.1
[INFO] [stderr]   Downloaded hermit-dtb v0.1.1
[INFO] [stderr]   Downloaded interrupts v0.1.4
[INFO] [stderr]   Downloaded pci_types v0.5.0
[INFO] [stderr]   Downloaded include-transformed v0.2.2
[INFO] [stderr]   Downloaded talc v2.2.2
[INFO] [stderr]   Downloaded aarch64-cpu v9.4.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b858eb7ed1780de0a1450c3c3d24150771e729b526bdd810704003eb77b9a13
[INFO] running `Command { std: "docker" "start" "-a" "8b858eb7ed1780de0a1450c3c3d24150771e729b526bdd810704003eb77b9a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b858eb7ed1780de0a1450c3c3d24150771e729b526bdd810704003eb77b9a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b858eb7ed1780de0a1450c3c3d24150771e729b526bdd810704003eb77b9a13", kill_on_drop: false }`
[INFO] [stdout] 8b858eb7ed1780de0a1450c3c3d24150771e729b526bdd810704003eb77b9a13
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ab90c4161e2be759a0ccd4657d0542a84af27ba59309fff7e3c325270e5071
[INFO] running `Command { std: "docker" "start" "-a" "d4ab90c4161e2be759a0ccd4657d0542a84af27ba59309fff7e3c325270e5071", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling smoltcp v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking generic_once_cell v0.1.1
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking align-address v0.1.0
[INFO] [stderr]     Checking exclusive_cell v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking x86_64 v0.14.11
[INFO] [stderr]     Checking multiboot v0.8.0
[INFO] [stderr]     Checking pci_types v0.5.0
[INFO] [stderr]     Checking pflock v0.2.0
[INFO] [stderr]     Checking talc v2.2.2
[INFO] [stderr]     Checking qemu-exit v3.0.2
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking shell-words v1.1.0
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(offset_of)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nom v7.1.3
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(pointer_is_aligned)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(alloc_layout_extra)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(slice_ptr_get)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(slice_ptr_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_slice_ptr_len)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(const_slice_from_raw_parts_mut)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/talc-2.2.2/src/lib.rs:10:44
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![cfg_attr(feature = "allocator", feature(allocator_api))]
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `talc` (lib) due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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-6f17d22bba15001f/x86_64-0.14.11/src/lib.rs:5:35
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "const_fn", feature(const_mut_refs))] // GDT add_entry()
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/x86_64-0.14.11/src/lib.rs:6:44
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(feature = "abi_x86_interrupt", feature(abi_x86_interrupt))]
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/x86_64-0.14.11/src/lib.rs:7:37
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(feature = "step_trait", feature(step_trait))]
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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-6f17d22bba15001f/x86_64-0.14.11/src/lib.rs:7:45
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![cfg_attr(feature = "step_trait", feature(step_trait))]
[INFO] [stdout]   |                                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d4ab90c4161e2be759a0ccd4657d0542a84af27ba59309fff7e3c325270e5071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ab90c4161e2be759a0ccd4657d0542a84af27ba59309fff7e3c325270e5071", kill_on_drop: false }`
[INFO] [stdout] d4ab90c4161e2be759a0ccd4657d0542a84af27ba59309fff7e3c325270e5071
