[INFO] cloning repository https://github.com/ThePicoNerd/mediaproxy-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePicoNerd/mediaproxy-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePicoNerd%2Fmediaproxy-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePicoNerd%2Fmediaproxy-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e863c5d519c1da31e12c3ceeda94ab646443ed56
[INFO] documenting ThePicoNerd/mediaproxy-server against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePicoNerd%2Fmediaproxy-server" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThePicoNerd/mediaproxy-server 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 git repo https://github.com/ThePicoNerd/mediaproxy-server
[INFO] finished tweaking git repo https://github.com/ThePicoNerd/mediaproxy-server
[INFO] tweaked toml for git repo https://github.com/ThePicoNerd/mediaproxy-server written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ThePicoNerd/mediaproxy-server 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a76ace37a2a25fbba0e93983cddb550c89ab62dd9bf5309fdbb4fad13be4c5c3
[INFO] running `Command { std: "docker" "start" "-a" "a76ace37a2a25fbba0e93983cddb550c89ab62dd9bf5309fdbb4fad13be4c5c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76ace37a2a25fbba0e93983cddb550c89ab62dd9bf5309fdbb4fad13be4c5c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76ace37a2a25fbba0e93983cddb550c89ab62dd9bf5309fdbb4fad13be4c5c3", kill_on_drop: false }`
[INFO] [stdout] a76ace37a2a25fbba0e93983cddb550c89ab62dd9bf5309fdbb4fad13be4c5c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 26b6474d0aacdc778e6a4f143d1d4cfe07c1c3962dedb4169c96fdda1825946c
[INFO] running `Command { std: "docker" "start" "-a" "26b6474d0aacdc778e6a4f143d1d4cfe07c1c3962dedb4169c96fdda1825946c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking custom_error v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking png v0.16.5
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking threadpool v1.8.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking dns-lookup v1.0.3
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling libwebp-sys v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking num-bigint v0.3.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking num-rational v0.3.0
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking image v0.23.6
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking webp v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling actix-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling actix-web-codegen v0.2.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v0.4.9
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking actix-threadpool v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.2
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking actix-testing v1.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking mediaproxy-common v0.2.0
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]  Documenting mediaproxy-server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(or_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `or_patterns` has been stable since 1.53.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(ip)]
[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] [stderr] error: could not document `mediaproxy-server`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mediaproxy_server 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_rt=/opt/rustwide/target/debug/deps/libactix_rt-fe958d30c760370c.rmeta --extern actix_web=/opt/rustwide/target/debug/deps/libactix_web-7ef507a8affdb0e3.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-11c419efd9106782.rmeta --extern custom_error=/opt/rustwide/target/debug/deps/libcustom_error-f9207f497e52418e.rmeta --extern dns_lookup=/opt/rustwide/target/debug/deps/libdns_lookup-be5e3ca0cacdc62e.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-8f67e4c491bb6a99.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-5eb10303e066d41a.rmeta --extern mediaproxy_common=/opt/rustwide/target/debug/deps/libmediaproxy_common-a2ccc4eb6db80480.rmeta --extern mime=/opt/rustwide/target/debug/deps/libmime-21774ff537d36263.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-8087db66a397465d.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-2e481c365ffe81f0.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0473a3d906ae43dd.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-24a273d23a79b60a.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-0328eae1cc0652bf.rmeta --extern webp=/opt/rustwide/target/debug/deps/libwebp-71fc0b81daac14ad.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "26b6474d0aacdc778e6a4f143d1d4cfe07c1c3962dedb4169c96fdda1825946c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b6474d0aacdc778e6a4f143d1d4cfe07c1c3962dedb4169c96fdda1825946c", kill_on_drop: false }`
[INFO] [stdout] 26b6474d0aacdc778e6a4f143d1d4cfe07c1c3962dedb4169c96fdda1825946c
