[INFO] cloning repository https://github.com/Geometer1729/smbc-incomplete
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Geometer1729/smbc-incomplete" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeometer1729%2Fsmbc-incomplete", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeometer1729%2Fsmbc-incomplete'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8f07defb9277fc4a6cabd06c06a57ce0c6da5df
[INFO] documenting Geometer1729/smbc-incomplete against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeometer1729%2Fsmbc-incomplete" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Geometer1729/smbc-incomplete on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Geometer1729/smbc-incomplete
[INFO] finished tweaking git repo https://github.com/Geometer1729/smbc-incomplete
[INFO] tweaked toml for git repo https://github.com/Geometer1729/smbc-incomplete written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Geometer1729/smbc-incomplete already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tokio) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29a70336c1b583c11b3a12bb5ac3599bd3758086737edbaad9e79368c458cf35
[INFO] running `Command { std: "docker" "start" "-a" "29a70336c1b583c11b3a12bb5ac3599bd3758086737edbaad9e79368c458cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a70336c1b583c11b3a12bb5ac3599bd3758086737edbaad9e79368c458cf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a70336c1b583c11b3a12bb5ac3599bd3758086737edbaad9e79368c458cf35", kill_on_drop: false }`
[INFO] [stdout] 29a70336c1b583c11b3a12bb5ac3599bd3758086737edbaad9e79368c458cf35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7a93dcb2a300e65736a6e873c48509da40594b0268c04e4d38a814bd6016a8
[INFO] running `Command { std: "docker" "start" "-a" "af7a93dcb2a300e65736a6e873c48509da40594b0268c04e4d38a814bd6016a8", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (tokio) specified without providing a local path, Git repository, version, or workspace dependency to use. This will be considered an error in future versions
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking dashmap v5.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking tungstenite v0.17.2
[INFO] [stderr]     Checking tokio-tungstenite v0.17.1
[INFO] [stderr]  Documenting smbc-incomplete v0.1.0 (/opt/rustwide/workdir)
[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(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `smbc-incomplete`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type lib --crate-name smbc_incomplete src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=89d9edf4bc3d9229 -L dependency=/opt/rustwide/target/debug/deps --extern async_recursion=/opt/rustwide/target/debug/deps/libasync_recursion-b50035f2549b0a52.so --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-07c12b0b6842ed62.so --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-55eb14f690a95b02.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-9e5cde53e402e44a.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-9e96b16905f935a5.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-e0b28d080fa27712.rmeta --extern tokio_tungstenite=/opt/rustwide/target/debug/deps/libtokio_tungstenite-cce162f5517e39d4.rmeta --extern tungstenite=/opt/rustwide/target/debug/deps/libtungstenite-2deb99076015f50f.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "af7a93dcb2a300e65736a6e873c48509da40594b0268c04e4d38a814bd6016a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7a93dcb2a300e65736a6e873c48509da40594b0268c04e4d38a814bd6016a8", kill_on_drop: false }`
[INFO] [stdout] af7a93dcb2a300e65736a6e873c48509da40594b0268c04e4d38a814bd6016a8
