[INFO] cloning repository https://github.com/singulared/proxy-actor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/singulared/proxy-actor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7212a2f947f878425f500eac3c2e482d2763854b
[INFO] documenting singulared/proxy-actor against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/singulared/proxy-actor on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/singulared/proxy-actor
[INFO] finished tweaking git repo https://github.com/singulared/proxy-actor
[INFO] tweaked toml for git repo https://github.com/singulared/proxy-actor written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/singulared/proxy-actor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4893fcaec2ce99668a870da0ab3245fe15c35d01af1737b34ed7b0dac1d7f16f
[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" "4893fcaec2ce99668a870da0ab3245fe15c35d01af1737b34ed7b0dac1d7f16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4893fcaec2ce99668a870da0ab3245fe15c35d01af1737b34ed7b0dac1d7f16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4893fcaec2ce99668a870da0ab3245fe15c35d01af1737b34ed7b0dac1d7f16f", kill_on_drop: false }`
[INFO] [stdout] 4893fcaec2ce99668a870da0ab3245fe15c35d01af1737b34ed7b0dac1d7f16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ce1f2869c12e92c16975d20d0ff8383999d67df648ac68d9231db7c131c545
[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" "39ce1f2869c12e92c16975d20d0ff8383999d67df648ac68d9231db7c131c545", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking copyless v0.1.3
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking signal-hook-registry v1.0.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking signal-hook v0.1.9
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking actix-service v0.4.1
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking string v0.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking actix-codec v0.1.2
[INFO] [stderr]     Checking actix-utils v0.4.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-server-config v0.1.1
[INFO] [stderr]     Checking h2 v0.1.23
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.4.0
[INFO] [stderr]    Compiling actix-web-codegen v0.1.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.7.4
[INFO] [stderr]     Checking actix-threadpool v0.1.1
[INFO] [stderr]     Checking actix-rt v0.2.2
[INFO] [stderr]     Checking actix-server v0.5.1
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-connect v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking actix-http v0.2.3
[INFO] [stderr]     Checking awc v0.2.1
[INFO] [stderr]     Checking actix v0.8.3
[INFO] [stderr]     Checking actix-web v1.0.0
[INFO] [stderr]  Documenting actix-proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: `derive` may only be applied to structs, enums and unions
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     #[derive(Message)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected an inert attribute, found a derive macro
[INFO] [stdout]   --> src/main.rs:63:14
[INFO] [stdout]    |
[INFO] [stdout] 63 |     #[derive(Message)]
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `derive` may only be applied to structs, enums and unions
[INFO] [stdout]   --> src/main.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     #[derive(Message)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected an inert attribute, found a derive macro
[INFO] [stdout]   --> src/main.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |     #[derive(Message)]
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `actix-proxy`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name actix_proxy src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern actix=/opt/rustwide/target/debug/deps/libactix-305a2981790b8579.rmeta --extern actix_rt=/opt/rustwide/target/debug/deps/libactix_rt-0d9930a96fcf73d2.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-0629ecdced0ebb32.rmeta --extern actix_derive=/opt/rustwide/target/debug/deps/libactix_derive-a07dc6d27a9f0afa.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-538fbf3f338c6e32.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "39ce1f2869c12e92c16975d20d0ff8383999d67df648ac68d9231db7c131c545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ce1f2869c12e92c16975d20d0ff8383999d67df648ac68d9231db7c131c545", kill_on_drop: false }`
[INFO] [stdout] 39ce1f2869c12e92c16975d20d0ff8383999d67df648ac68d9231db7c131c545