[INFO] cloning repository https://github.com/binary-rusty-hermit/rusty-hermit-clone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binary-rusty-hermit/rusty-hermit-clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Frusty-hermit-clone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Frusty-hermit-clone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd0f2c865675fdda523c3d552972b11637cd1a49
[INFO] documenting binary-rusty-hermit/rusty-hermit-clone against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinary-rusty-hermit%2Frusty-hermit-clone" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/binary-rusty-hermit/rusty-hermit-clone on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-83/source/.cargo/config
[INFO] removed /workspace/builds/worker-83/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/binary-rusty-hermit/rusty-hermit-clone
[INFO] finished tweaking git repo https://github.com/binary-rusty-hermit/rusty-hermit-clone
[INFO] tweaked toml for git repo https://github.com/binary-rusty-hermit/rusty-hermit-clone written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/binary-rusty-hermit/rusty-hermit-clone already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-83/source/benches/netbench/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-83/source/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-83/source/benches/micro/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-83/source/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-83/source/examples/hello_world/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-83/source/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-83/source/examples/httpd/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-83/source/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /workspace/builds/worker-83/source/examples/demo/Cargo.toml
[INFO] [stderr] workspace: /workspace/builds/worker-83/source/Cargo.toml
[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-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 786f5dcd263d27e05f0b6ebaa28c81eaa6665b57dfb2981e3a26e95b19c777a3
[INFO] running `Command { std: "docker" "start" "-a" "786f5dcd263d27e05f0b6ebaa28c81eaa6665b57dfb2981e3a26e95b19c777a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786f5dcd263d27e05f0b6ebaa28c81eaa6665b57dfb2981e3a26e95b19c777a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786f5dcd263d27e05f0b6ebaa28c81eaa6665b57dfb2981e3a26e95b19c777a3", kill_on_drop: false }`
[INFO] [stdout] 786f5dcd263d27e05f0b6ebaa28c81eaa6665b57dfb2981e3a26e95b19c777a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5310ea1a8fe02259f120cd6cfec8e5be4840db9b9dd7711759e9b755e57a96dd
[INFO] running `Command { std: "docker" "start" "-a" "5310ea1a8fe02259f120cd6cfec8e5be4840db9b9dd7711759e9b755e57a96dd", kill_on_drop: false }`
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/benches/netbench/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/benches/micro/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/examples/hello_world/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/examples/httpd/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr] warning: profiles for the non root package will be ignored, specify profiles at the workspace root:
[INFO] [stderr] package:   /opt/rustwide/workdir/examples/demo/Cargo.toml
[INFO] [stderr] workspace: /opt/rustwide/workdir/Cargo.toml
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking hdrhist v0.5.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling x86 v0.34.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling llvm-tools v0.1.1
[INFO] [stderr]     Checking managed v0.7.2
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking chunked_transfer v1.2.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]  Documenting hello_world v0.1.0 (/opt/rustwide/workdir/examples/hello_world)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]  Documenting hermit-abi v0.1.17 (/opt/rustwide/workdir/hermit-abi)
[INFO] [stderr]    Compiling raw-cpuid v8.1.1
[INFO] [stderr]    Compiling syscalls v0.2.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> hermit-abi/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(const_raw_ptr_to_usize_cast)]
[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]     Checking core_affinity v0.5.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr] error: could not document `hermit-abi`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hermit_abi hermit-abi/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-c9e3939dfabe3253.rmeta --cap-lints=warn --crate-version 0.1.17` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5310ea1a8fe02259f120cd6cfec8e5be4840db9b9dd7711759e9b755e57a96dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5310ea1a8fe02259f120cd6cfec8e5be4840db9b9dd7711759e9b755e57a96dd", kill_on_drop: false }`
[INFO] [stdout] 5310ea1a8fe02259f120cd6cfec8e5be4840db9b9dd7711759e9b755e57a96dd
