[INFO] fetching crate shs_async 0.3.0...
[INFO] documenting shs_async-0.3.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate shs_async 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate shs_async 0.3.0 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shs_async 0.3.0
[INFO] finished tweaking crates.io crate shs_async 0.3.0
[INFO] tweaked toml for crates.io crate shs_async 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7758fc2545499640e76b65400d4ba9acd8c5543ce027f8abb7f0149a3eae1751
[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" "7758fc2545499640e76b65400d4ba9acd8c5543ce027f8abb7f0149a3eae1751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7758fc2545499640e76b65400d4ba9acd8c5543ce027f8abb7f0149a3eae1751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7758fc2545499640e76b65400d4ba9acd8c5543ce027f8abb7f0149a3eae1751", kill_on_drop: false }`
[INFO] [stdout] 7758fc2545499640e76b65400d4ba9acd8c5543ce027f8abb7f0149a3eae1751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc380e6f397551e2e7c809cee8923186baa04a299b0cca37f52dbda4040f019
[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" "adc380e6f397551e2e7c809cee8923186baa04a299b0cca37f52dbda4040f019", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling libsodium-sys v0.2.6
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking sodiumoxide v0.2.6
[INFO] [stderr]     Checking ssb-crypto v0.1.4
[INFO] [stderr]     Checking shs_core v0.3.0
[INFO] [stderr]  Documenting shs_async v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let r = await!(try_client_side(&mut stream, net_key, pk, sk, server_pk));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `try_client_side(&mut stream, net_key, pk, sk, server_pk).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         await!(stream.close()).unwrap_or(());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.close().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     await!(stream.write_all(&hello.as_slice()))?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.write_all(&hello.as_slice()).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     await!(stream.flush())?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.flush().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         await!(stream.read_exact(&mut buf))?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.read_exact(&mut buf).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     await!(stream.write_all(client_auth.as_slice()))?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.write_all(client_auth.as_slice()).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     await!(stream.flush())?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.flush().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     await!(stream.read_exact(&mut buf))?;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.read_exact(&mut buf).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let r = await!(try_server_side(&mut stream, net_key, pk, sk));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `try_server_side(&mut stream, net_key, pk, sk).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]   --> src/lib.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |         await!(stream.close()).unwrap_or(());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.close().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         await!(stream.read_exact(&mut buf))?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.read_exact(&mut buf).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 124 |     await!(stream.write_all(hello.as_slice()))?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.write_all(hello.as_slice()).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 |     await!(stream.flush())?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.flush().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         await!(stream.read_exact(&mut buf))?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.read_exact(&mut buf).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     await!(stream.write_all(server_acc.as_slice()))?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.write_all(server_acc.as_slice()).await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect use of `await`
[INFO] [stdout]    --> src/lib.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     await!(stream.flush())?;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `stream.flush().await`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_await, await_macro)]
[INFO] [stdout]   |                         ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `.await` syntax
[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(async_await, await_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 19 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 `shs_async`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name shs_async 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 futures=/opt/rustwide/target/debug/deps/libfutures-6f396951bfb8c8c2.rmeta --extern shs_core=/opt/rustwide/target/debug/deps/libshs_core-5a0203fa087bbee4.rmeta --extern ssb_crypto=/opt/rustwide/target/debug/deps/libssb_crypto-8a9e34592f5b6495.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "adc380e6f397551e2e7c809cee8923186baa04a299b0cca37f52dbda4040f019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc380e6f397551e2e7c809cee8923186baa04a299b0cca37f52dbda4040f019", kill_on_drop: false }`
[INFO] [stdout] adc380e6f397551e2e7c809cee8923186baa04a299b0cca37f52dbda4040f019