[INFO] fetching crate zenoh-router 0.5.0-beta.3...
[INFO] documenting zenoh-router-0.5.0-beta.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate zenoh-router 0.5.0-beta.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zenoh-router 0.5.0-beta.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zenoh-router 0.5.0-beta.3
[INFO] finished tweaking crates.io crate zenoh-router 0.5.0-beta.3
[INFO] tweaked toml for crates.io crate zenoh-router 0.5.0-beta.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate zenoh-router 0.5.0-beta.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hkdf v0.9.0
[INFO] [stderr]   Downloaded polyval v0.4.1
[INFO] [stderr]   Downloaded async-task v4.0.2
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded uhlc v0.2.0
[INFO] [stderr]   Downloaded async-global-executor v1.3.0
[INFO] [stderr]   Downloaded polling v2.0.0
[INFO] [stderr]   Downloaded futures-lite v1.10.1
[INFO] [stderr]   Downloaded block-cipher v0.7.1
[INFO] [stderr]   Downloaded ghash v0.3.0
[INFO] [stderr]   Downloaded aes-soft v0.4.0
[INFO] [stderr]   Downloaded aesni v0.7.0
[INFO] [stderr]   Downloaded aes-gcm v0.6.0
[INFO] [stderr]   Downloaded http-types v2.5.0
[INFO] [stderr]   Downloaded zenoh-protocol v0.5.0-beta.3
[INFO] [stderr]   Downloaded aes v0.4.0
[INFO] [stderr]   Downloaded serde_qs v0.7.0
[INFO] [stderr]   Downloaded async-channel v1.5.0
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded infer v0.2.3
[INFO] [stderr]   Downloaded form_urlencoded v1.0.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.7.0
[INFO] [stderr]   Downloaded async-io v1.1.9
[INFO] [stderr]   Downloaded blocking v1.0.1
[INFO] [stderr]   Downloaded zenoh-util v0.5.0-beta.3
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b64ebd6dbcb4bf1184192595a3f30061ae732d3a007e8f083cebecaa8879d16
[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" "5b64ebd6dbcb4bf1184192595a3f30061ae732d3a007e8f083cebecaa8879d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b64ebd6dbcb4bf1184192595a3f30061ae732d3a007e8f083cebecaa8879d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b64ebd6dbcb4bf1184192595a3f30061ae732d3a007e8f083cebecaa8879d16", kill_on_drop: false }`
[INFO] [stdout] 5b64ebd6dbcb4bf1184192595a3f30061ae732d3a007e8f083cebecaa8879d16
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec0fabcf9d3b1cd269a8bd3daf23ac8841daf24507fa4a80cce8dbfbab9c4178
[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" "ec0fabcf9d3b1cd269a8bd3daf23ac8841daf24507fa4a80cce8dbfbab9c4178", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]    Compiling http-types v2.5.0
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking blocking v1.0.1
[INFO] [stderr]     Checking polling v2.0.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking aes-soft v0.4.0
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]     Checking async-io v1.1.9
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking aes v0.4.0
[INFO] [stderr]     Checking aes-gcm v0.6.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]     Checking async-std v1.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pin-project-internal v0.4.26
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking uhlc v0.2.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking cookie v0.14.2
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]    Compiling pnet_packet v0.26.0
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_qs v0.7.0
[INFO] [stderr]     Checking pnet_datalink v0.26.0
[INFO] [stderr]     Checking pnet_transport v0.26.0
[INFO] [stderr]     Checking zenoh-util v0.5.0-beta.3
[INFO] [stderr]     Checking zenoh-protocol v0.5.0-beta.3
[INFO] [stderr]     Checking zenoh-router v0.5.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting zenoh-router v0.5.0-beta.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(get_mut_unchecked)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(async_closure)]
[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] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(get_mut_unchecked)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(async_closure)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `zenoh-router`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name zenoh_router 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 async_std=/opt/rustwide/target/debug/deps/libasync_std-904676fd1ea36282.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-91466d4060f1102b.so --extern clap=/opt/rustwide/target/debug/deps/libclap-a2c6ee58dc56692c.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-0a322e807a22e402.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-6eae68bab0d2a05a.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-b38b297ae8f34fd9.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-add44acdfdce1b15.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-357369d8037aa93d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-05b22010c1859f50.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-a8dc9225d31967e2.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-513283dece6c530e.rmeta --extern uhlc=/opt/rustwide/target/debug/deps/libuhlc-a6938563ea9dc6fe.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-3594c74a2b0bbbb0.rmeta --extern zenoh_protocol=/opt/rustwide/target/debug/deps/libzenoh_protocol-d5b18228687a34e2.rmeta --extern zenoh_util=/opt/rustwide/target/debug/deps/libzenoh_util-98e852b3cd0ec803.rmeta --cap-lints=warn --crate-version 0.5.0-beta.3` (exit code: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ec0fabcf9d3b1cd269a8bd3daf23ac8841daf24507fa4a80cce8dbfbab9c4178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0fabcf9d3b1cd269a8bd3daf23ac8841daf24507fa4a80cce8dbfbab9c4178", kill_on_drop: false }`
[INFO] [stdout] ec0fabcf9d3b1cd269a8bd3daf23ac8841daf24507fa4a80cce8dbfbab9c4178
