[INFO] fetching crate nature-demo 1.0.0...
[INFO] documenting nature-demo-1.0.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate nature-demo 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nature-demo 1.0.0 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] started tweaking crates.io crate nature-demo 1.0.0
[INFO] finished tweaking crates.io crate nature-demo 1.0.0
[INFO] tweaked toml for crates.io crate nature-demo 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nature-demo 1.0.0 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]     Blocking waiting for file lock on package cache
[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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91cd2f2634775864505889bb7021a3bb3990161e5068f6074d2fe39a5c6c7c32
[INFO] running `Command { std: "docker" "start" "-a" "91cd2f2634775864505889bb7021a3bb3990161e5068f6074d2fe39a5c6c7c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91cd2f2634775864505889bb7021a3bb3990161e5068f6074d2fe39a5c6c7c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cd2f2634775864505889bb7021a3bb3990161e5068f6074d2fe39a5c6c7c32", kill_on_drop: false }`
[INFO] [stdout] 91cd2f2634775864505889bb7021a3bb3990161e5068f6074d2fe39a5c6c7c32
[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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d7bda7cd71096c6a22b29276ea245f2a930b9f37e843c62cb7a2a35022104e
[INFO] running `Command { std: "docker" "start" "-a" "c1d7bda7cd71096c6a22b29276ea245f2a930b9f37e843c62cb7a2a35022104e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking lru_time_cache v0.11.10
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking unicode-normalization v0.1.18
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]     Checking sha-1 v0.9.6
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking actix-router v0.2.7
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking rust_decimal v1.14.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr] error: could not compile `pin-project-internal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pin_project_internal --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pin-project-internal-0.4.28/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=44485339b02ef665 -C extra-filename=-44485339b02ef665 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-299b9ca6a9d0cc38.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-d0075634733a88c2.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-688e81c6826a33dc.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts --cfg deprecated_proc_macro` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c1d7bda7cd71096c6a22b29276ea245f2a930b9f37e843c62cb7a2a35022104e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d7bda7cd71096c6a22b29276ea245f2a930b9f37e843c62cb7a2a35022104e", kill_on_drop: false }`
[INFO] [stdout] c1d7bda7cd71096c6a22b29276ea245f2a930b9f37e843c62cb7a2a35022104e
