[INFO] cloning repository https://github.com/colincmcc/rust-wp-graphql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colincmcc/rust-wp-graphql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolincmcc%2Frust-wp-graphql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolincmcc%2Frust-wp-graphql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0247668edbda9ec120c85dc50122b45bba9982f
[INFO] documenting colincmcc/rust-wp-graphql against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolincmcc%2Frust-wp-graphql" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colincmcc/rust-wp-graphql on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colincmcc/rust-wp-graphql
[INFO] finished tweaking git repo https://github.com/colincmcc/rust-wp-graphql
[INFO] tweaked toml for git repo https://github.com/colincmcc/rust-wp-graphql written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/colincmcc/rust-wp-graphql already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", 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] 9b14f33832da84da8152106bb8ad252596443ac61b775021bf8be09ec63a1c55
[INFO] running `Command { std: "docker" "start" "-a" "9b14f33832da84da8152106bb8ad252596443ac61b775021bf8be09ec63a1c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b14f33832da84da8152106bb8ad252596443ac61b775021bf8be09ec63a1c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b14f33832da84da8152106bb8ad252596443ac61b775021bf8be09ec63a1c55", kill_on_drop: false }`
[INFO] [stdout] 9b14f33832da84da8152106bb8ad252596443ac61b775021bf8be09ec63a1c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "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] 2718527454c8d79bc11034380f0cb18f0f3c004af5ea9f43b7596ddb75414430
[INFO] running `Command { std: "docker" "start" "-a" "2718527454c8d79bc11034380f0cb18f0f3c004af5ea9f43b7596ddb75414430", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]     Checking arc-swap v0.3.7
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling v_escape v0.3.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling v_htmlescape v0.3.2
[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking signal-hook v0.1.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.35
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking h2 v0.1.15
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking hyper v0.12.20
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.8
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling juniper_codegen v0.11.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.6.2
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.2
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking juniper v0.11.1
[INFO] [stderr]     Checking rust-graphql-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-graphql-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro, proc_macro_hygiene, custom_attribute)]
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:44
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro, proc_macro_hygiene, custom_attribute)]
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro, proc_macro_hygiene, custom_attribute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `EmptyMutation`, `FieldError`
[INFO] [stdout]  --> src/schema/schema.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use juniper::{FieldResult, FieldError, RootNode, EmptyMutation};
[INFO] [stdout]   |                            ^^^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rendered`
[INFO] [stdout]  --> src/schema/wordpress/media.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::schema::wordpress::common::{Rendered, MediaSizes};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FieldResult`
[INFO] [stdout]  --> src/schema/wordpress/common.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use juniper::{FieldResult};
[INFO] [stdout]   |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro, proc_macro_hygiene, custom_attribute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rust-graphql-server`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name libRust src/lib.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-59e26e3292ef5ad5.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-6aaa792ddd66475c.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-1f138bbb2357e63b.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-86c54928b0c6a6b7.rmeta --extern juniper=/opt/rustwide/target/debug/deps/libjuniper-b0af5c96799378a6.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-7f2ebbb686640db3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-23cfa74a290082e6.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-8081b88bf7c2a6b0.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fc7f7d45c2a83f45.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2718527454c8d79bc11034380f0cb18f0f3c004af5ea9f43b7596ddb75414430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2718527454c8d79bc11034380f0cb18f0f3c004af5ea9f43b7596ddb75414430", kill_on_drop: false }`
[INFO] [stdout] 2718527454c8d79bc11034380f0cb18f0f3c004af5ea9f43b7596ddb75414430
