[INFO] fetching crate xtensa-lx6-rt 0.4.0...
[INFO] documenting xtensa-lx6-rt-0.4.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate xtensa-lx6-rt 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate xtensa-lx6-rt 0.4.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xtensa-lx6-rt 0.4.0
[INFO] finished tweaking crates.io crate xtensa-lx6-rt 0.4.0
[INFO] tweaked toml for crates.io crate xtensa-lx6-rt 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f61c22878e21327393dfdb8d9a9aa94969a3752b6549646b51cfb85264d650b
[INFO] running `Command { std: "docker" "start" "-a" "4f61c22878e21327393dfdb8d9a9aa94969a3752b6549646b51cfb85264d650b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f61c22878e21327393dfdb8d9a9aa94969a3752b6549646b51cfb85264d650b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f61c22878e21327393dfdb8d9a9aa94969a3752b6549646b51cfb85264d650b", kill_on_drop: false }`
[INFO] [stdout] 4f61c22878e21327393dfdb8d9a9aa94969a3752b6549646b51cfb85264d650b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 451bcbe296efcfa6acb12bc42a94eba6276b57ecba3129d4e85d1dc5db29a740
[INFO] running `Command { std: "docker" "start" "-a" "451bcbe296efcfa6acb12bc42a94eba6276b57ecba3129d4e85d1dc5db29a740", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling xtensa-lx6-rt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling xtensa-lx6-rt-proc-macros v0.1.0
[INFO] [stderr]  Documenting xtensa-lx6-rt v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]  --> src/exception/assembly.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | global_asm!(
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider importing this macro:
[INFO] [stdout]           core::arch::global_asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/exception/assembly.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     llvm_asm!(
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:195:1
[INFO] [stdout]     |
[INFO] [stdout] 195 | global_asm!(
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing this macro:
[INFO] [stdout]             core::arch::global_asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:212:1
[INFO] [stdout]     |
[INFO] [stdout] 212 | global_asm!(
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing this macro:
[INFO] [stdout]             core::arch::global_asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:371:1
[INFO] [stdout]     |
[INFO] [stdout] 371 | global_asm!(
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing this macro:
[INFO] [stdout]             core::arch::global_asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:402:5
[INFO] [stdout]     |
[INFO] [stdout] 402 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:436:5
[INFO] [stdout]     |
[INFO] [stdout] 436 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `global_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:452:1
[INFO] [stdout]     |
[INFO] [stdout] 452 | global_asm!(
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider importing this macro:
[INFO] [stdout]             core::arch::global_asm
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:478:5
[INFO] [stdout]     |
[INFO] [stdout] 478 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 2");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:489:5
[INFO] [stdout]     |
[INFO] [stdout] 489 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 3");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:500:5
[INFO] [stdout]     |
[INFO] [stdout] 500 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 4");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:511:5
[INFO] [stdout]     |
[INFO] [stdout] 511 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 5");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:522:5
[INFO] [stdout]     |
[INFO] [stdout] 522 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 6");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception/assembly.rs:533:5
[INFO] [stdout]     |
[INFO] [stdout] 533 |     llvm_asm!("HANDLE_INTERRUPT_LEVEL 7");
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:240:5
[INFO] [stdout]     |
[INFO] [stdout] 240 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:256:5
[INFO] [stdout]     |
[INFO] [stdout] 256 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 289 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:301:5
[INFO] [stdout]     |
[INFO] [stdout] 301 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 313 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:325:5
[INFO] [stdout]     |
[INFO] [stdout] 325 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 337 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 361 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 376 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:414:5
[INFO] [stdout]     |
[INFO] [stdout] 414 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:435:5
[INFO] [stdout]     |
[INFO] [stdout] 435 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:456:5
[INFO] [stdout]     |
[INFO] [stdout] 456 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]    --> src/exception.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     llvm_asm!(
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     llvm_asm!("
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `llvm_asm` in this scope
[INFO] [stdout]   --> src/lib.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     llvm_asm!("wsr.vecbase $0" ::"r"(base) :: "volatile");
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(llvm_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(global_asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(naked_functions)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 36 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 document `xtensa-lx6-rt`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name xtensa_lx6_rt src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4d8ce82c1aae5aac -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-c1bd6e887fe5075d.rmeta --extern r0=/opt/rustwide/target/debug/deps/libr0-7c6fdc5f69840bab.rmeta --extern xtensa_lx6_rt_proc_macros=/opt/rustwide/target/debug/deps/libxtensa_lx6_rt_proc_macros-12974da88d0cdab0.so --cap-lints=warn --crate-version 0.4.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "451bcbe296efcfa6acb12bc42a94eba6276b57ecba3129d4e85d1dc5db29a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "451bcbe296efcfa6acb12bc42a94eba6276b57ecba3129d4e85d1dc5db29a740", kill_on_drop: false }`
[INFO] [stdout] 451bcbe296efcfa6acb12bc42a94eba6276b57ecba3129d4e85d1dc5db29a740