[INFO] fetching crate multiplexed-connection 0.4.0...
[INFO] documenting multiplexed-connection-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate multiplexed-connection 0.4.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate multiplexed-connection 0.4.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiplexed-connection 0.4.0
[INFO] finished tweaking crates.io crate multiplexed-connection 0.4.0
[INFO] tweaked toml for crates.io crate multiplexed-connection 0.4.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate multiplexed-connection 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "fd90031753f05e8efca8cec358629d226155c026fee1b88a059c755b67a1c136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd90031753f05e8efca8cec358629d226155c026fee1b88a059c755b67a1c136", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "4c13695a7409e6ff6575bee5c4585f88bfccfaa80d14bc3f4403d5dfe3b4294a", kill_on_drop: false }`
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[INFO] [stderr]  Documenting multiplexed-connection v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.88s
[INFO] running `Command { std: "docker" "inspect" "4c13695a7409e6ff6575bee5c4585f88bfccfaa80d14bc3f4403d5dfe3b4294a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c13695a7409e6ff6575bee5c4585f88bfccfaa80d14bc3f4403d5dfe3b4294a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ef2556dec2b556d6031ac830eb3839794dcee86efa9bd6642b6c35459be952ac
[INFO] running `Command { std: "docker" "start" "-a" "ef2556dec2b556d6031ac830eb3839794dcee86efa9bd6642b6c35459be952ac", kill_on_drop: false }`
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[INFO] [stderr]     Checking tracing-subscriber v0.3.9
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[INFO] [stderr]     Checking futures-executor v0.3.21
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[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking cs-utils v0.14.0
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[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking jsonrpc-pubsub v18.0.0
[INFO] [stdout] error[E0425]: cannot find value `f` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jsonrpc-pubsub-18.0.0/src/manager.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | /                 futures::select! {
[INFO] [stdout] 188 | |                     a = f => a,
[INFO] [stdout] 189 | |                     _ = rx => (),
[INFO] [stdout] 190 | |                 }
[INFO] [stdout]     | |_________________^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::select_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rx` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jsonrpc-pubsub-18.0.0/src/manager.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 | /                 futures::select! {
[INFO] [stdout] 188 | |                     a = f => a,
[INFO] [stdout] 189 | |                     _ = rx => (),
[INFO] [stdout] 190 | |                 }
[INFO] [stdout]     | |_________________^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `$crate::select_internal` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jsonrpc-pubsub` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef2556dec2b556d6031ac830eb3839794dcee86efa9bd6642b6c35459be952ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2556dec2b556d6031ac830eb3839794dcee86efa9bd6642b6c35459be952ac", kill_on_drop: false }`
[INFO] [stdout] ef2556dec2b556d6031ac830eb3839794dcee86efa9bd6642b6c35459be952ac