[INFO] cloning repository https://github.com/sjm42/coap-server-temp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjm42/coap-server-temp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fcoap-server-temp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fcoap-server-temp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a75a89e80a18048e7ba9fce14f5c71723b7f5c0
[INFO] documenting sjm42/coap-server-temp against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjm42%2Fcoap-server-temp" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjm42/coap-server-temp on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sjm42/coap-server-temp
[INFO] finished tweaking git repo https://github.com/sjm42/coap-server-temp
[INFO] tweaked toml for git repo https://github.com/sjm42/coap-server-temp written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/sjm42/coap-server-temp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.25
[INFO] [stderr]   Downloaded js-sys v0.3.52
[INFO] [stderr]   Downloaded influxdb-client v0.1.4
[INFO] [stderr]   Downloaded proc_macro_roids v0.7.0
[INFO] [stderr]   Downloaded web-sys v0.3.52
[INFO] [stderr]   Downloaded influxdb-derives v0.1.1
[INFO] [stderr]   Downloaded simplelog v0.10.0
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc5ec4bd8d668aff408bdfafdd66ebd6d12fd2d6479623b638b4785eef37f755
[INFO] running `Command { std: "docker" "start" "-a" "fc5ec4bd8d668aff408bdfafdd66ebd6d12fd2d6479623b638b4785eef37f755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc5ec4bd8d668aff408bdfafdd66ebd6d12fd2d6479623b638b4785eef37f755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5ec4bd8d668aff408bdfafdd66ebd6d12fd2d6479623b638b4785eef37f755", kill_on_drop: false }`
[INFO] [stdout] fc5ec4bd8d668aff408bdfafdd66ebd6d12fd2d6479623b638b4785eef37f755
[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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 347937d91d61ca984f0061ec2146b0776e54f1be2da399a1b034f1ff20507ca7
[INFO] running `Command { std: "docker" "start" "-a" "347937d91d61ca984f0061ec2146b0776e54f1be2da399a1b034f1ff20507ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.24
[INFO] [stderr]    Compiling safe-lock v0.1.3
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking coap-lite v0.5.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling safe-quote v1.0.9
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking simplelog v0.10.0
[INFO] [stderr]    Compiling safe-regex-compiler v0.2.4
[INFO] [stderr]    Compiling safe-regex-macro v0.2.3
[INFO] [stderr]    Compiling safe-regex v0.2.4
[INFO] [stderr]    Compiling build-data v0.1.3
[INFO] [stderr]    Compiling coap-server-temp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling influxdb-derives v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-stream v0.1.7
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking coap v0.11.1
[INFO] [stderr]     Checking hyper v0.14.11
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking influxdb-client v0.1.4
[INFO] [stderr]  Documenting coap-server-temp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(once_cell)]
[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] error: could not document `coap-server-temp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name coap_server_temp 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 chrono=/opt/rustwide/target/debug/deps/libchrono-18fda4c8e3c7f2d6.rmeta --extern coap=/opt/rustwide/target/debug/deps/libcoap-399771a9fd691c75.rmeta --extern coap_lite=/opt/rustwide/target/debug/deps/libcoap_lite-429ca5925746ca54.rmeta --extern influxdb_client=/opt/rustwide/target/debug/deps/libinfluxdb_client-a700d3f711be3990.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-56a705720bafac8d.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-a5e1a9dc3a44a839.rmeta --extern simplelog=/opt/rustwide/target/debug/deps/libsimplelog-5886b2e448af2a81.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-fe6879e3a8895425.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-6820d2360ecf666a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "347937d91d61ca984f0061ec2146b0776e54f1be2da399a1b034f1ff20507ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347937d91d61ca984f0061ec2146b0776e54f1be2da399a1b034f1ff20507ca7", kill_on_drop: false }`
[INFO] [stdout] 347937d91d61ca984f0061ec2146b0776e54f1be2da399a1b034f1ff20507ca7
