[INFO] fetching crate vmprotect 0.2.0...
[INFO] documenting vmprotect-0.2.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate vmprotect 0.2.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate vmprotect 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vmprotect 0.2.0
[INFO] finished tweaking crates.io crate vmprotect 0.2.0
[INFO] tweaked toml for crates.io crate vmprotect 0.2.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 525c075e0936e56d7aee9e93f32411b4159bcb3a4c18a8fd8494fbdf855d2bb5
[INFO] running `Command { std: "docker" "start" "-a" "525c075e0936e56d7aee9e93f32411b4159bcb3a4c18a8fd8494fbdf855d2bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "525c075e0936e56d7aee9e93f32411b4159bcb3a4c18a8fd8494fbdf855d2bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525c075e0936e56d7aee9e93f32411b4159bcb3a4c18a8fd8494fbdf855d2bb5", kill_on_drop: false }`
[INFO] [stdout] 525c075e0936e56d7aee9e93f32411b4159bcb3a4c18a8fd8494fbdf855d2bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d70a70c8ba55fb0993c5f86f2d02c8f0a572d4df04f6ce9f60e6e1877c829e9
[INFO] running `Command { std: "docker" "start" "-a" "8d70a70c8ba55fb0993c5f86f2d02c8f0a572d4df04f6ce9f60e6e1877c829e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling vmprotect-sys v0.1.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking widestring v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling real_c_string v1.0.0
[INFO] [stderr]    Compiling vmprotect-macros v0.1.0
[INFO] [stderr]  Documenting vmprotect v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `vmprotect`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name vmprotect src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="licensing"' --cfg 'feature="service"' --cfg 'feature="strings"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-7925d1bf53c9b12a.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-18fda4c8e3c7f2d6.rmeta --extern enum_primitive=/opt/rustwide/target/debug/deps/libenum_primitive-8d15a63068690b19.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-397d8ff81ee88563.rmeta --extern real_c_string=/opt/rustwide/target/debug/deps/libreal_c_string-558ef8ca534fd32c.so --extern vmprotect_macros=/opt/rustwide/target/debug/deps/libvmprotect_macros-61fce4f699ddd944.so --extern vmprotect_sys=/opt/rustwide/target/debug/deps/libvmprotect_sys-aabbb3c2b417cef6.rmeta --extern widestring=/opt/rustwide/target/debug/deps/libwidestring-b4f86090f46f74a1.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8d70a70c8ba55fb0993c5f86f2d02c8f0a572d4df04f6ce9f60e6e1877c829e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d70a70c8ba55fb0993c5f86f2d02c8f0a572d4df04f6ce9f60e6e1877c829e9", kill_on_drop: false }`
[INFO] [stdout] 8d70a70c8ba55fb0993c5f86f2d02c8f0a572d4df04f6ce9f60e6e1877c829e9
