[INFO] cloning repository https://github.com/dinfuehr/dora
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinfuehr/dora" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e71c4d93723ce2c525147b68ad3cecd48ab6e8a8
[INFO] documenting dinfuehr/dora against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dinfuehr/dora 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] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dinfuehr/dora
[INFO] finished tweaking git repo https://github.com/dinfuehr/dora
[INFO] tweaked toml for git repo https://github.com/dinfuehr/dora written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/dinfuehr/dora already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capstone v0.6.0
[INFO] [stderr]   Downloaded capstone-sys v0.10.0
[INFO] [stderr]   Downloaded fixedbitset v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b92f092c0273240a12c97ba66cc0cd3ade5422a16c41d9f5cd6882fea35290b0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b92f092c0273240a12c97ba66cc0cd3ade5422a16c41d9f5cd6882fea35290b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92f092c0273240a12c97ba66cc0cd3ade5422a16c41d9f5cd6882fea35290b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92f092c0273240a12c97ba66cc0cd3ade5422a16c41d9f5cd6882fea35290b0", kill_on_drop: false }`
[INFO] [stdout] b92f092c0273240a12c97ba66cc0cd3ade5422a16c41d9f5cd6882fea35290b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18cd4f4b2174488dc53aae15557a945a7d3d544772e34e159e4c9cce7692cb83
[INFO] running `Command { std: "docker" "start" "-a" "18cd4f4b2174488dc53aae15557a945a7d3d544772e34e159e4c9cce7692cb83", kill_on_drop: false }`
[INFO] [stderr]    Compiling dora v0.0.2 (/opt/rustwide/workdir/dora)
[INFO] [stderr]    Compiling capstone-sys v0.10.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]     Checking dora-asm v0.0.1 (/opt/rustwide/workdir/dora-asm)
[INFO] [stderr]  Documenting dora-asm v0.0.1 (/opt/rustwide/workdir/dora-asm)
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking dora-parser v0.0.2 (/opt/rustwide/workdir/dora-parser)
[INFO] [stderr]  Documenting dora-parser v0.0.2 (/opt/rustwide/workdir/dora-parser)
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking capstone v0.6.0
[INFO] [stderr]  Documenting dora v0.0.2 (/opt/rustwide/workdir/dora)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> dora/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(asm)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> dora/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> dora/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(allocator_api)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> dora/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![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]  --> dora/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(new_uninit)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 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 `dora`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name dora dora/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="capstone"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-c605bb9f4f40a95b.rmeta --extern capstone=/opt/rustwide/target/debug/deps/libcapstone-fbf02b80a156bac3.rmeta --extern crossbeam_deque=/opt/rustwide/target/debug/deps/libcrossbeam_deque-13f3f75f55016106.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-07137c77c53385df.rmeta --extern dora_asm=/opt/rustwide/target/debug/deps/libdora_asm-1b0cadff7760cade.rmeta --extern dora_parser=/opt/rustwide/target/debug/deps/libdora_parser-b8bdad4e2321dbd3.rmeta --extern fixedbitset=/opt/rustwide/target/debug/deps/libfixedbitset-c3a3f9d646554686.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f64d9915b2967c75.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-818ef1769228395e.rmeta --extern num_derive=/opt/rustwide/target/debug/deps/libnum_derive-ea15c156cf721a94.so --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-397d8ff81ee88563.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-b2cf7667a7789e07.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-fb9ff310d8915cca.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-389ee73fac06bf38.rmeta --extern raw_cpuid=/opt/rustwide/target/debug/deps/libraw_cpuid-9b5d3557f377380f.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ee19ecb6aaaa2519.rmeta --extern scoped_threadpool=/opt/rustwide/target/debug/deps/libscoped_threadpool-7e3dc159f6c40b7c.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-37cc2e4edb7f8a6e.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-4151d77dbed73c6b.rmeta --extern time=/opt/rustwide/target/debug/deps/libtime-9463a74ab48d9064.rmeta --cap-lints=warn --crate-version 0.0.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "18cd4f4b2174488dc53aae15557a945a7d3d544772e34e159e4c9cce7692cb83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18cd4f4b2174488dc53aae15557a945a7d3d544772e34e159e4c9cce7692cb83", kill_on_drop: false }`
[INFO] [stdout] 18cd4f4b2174488dc53aae15557a945a7d3d544772e34e159e4c9cce7692cb83
