[INFO] fetching crate kf-protocol 3.0.0...
[INFO] checking kf-protocol-3.0.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate kf-protocol 3.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate kf-protocol 3.0.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kf-protocol 3.0.0
[INFO] finished tweaking crates.io crate kf-protocol 3.0.0
[INFO] tweaked toml for crates.io crate kf-protocol 3.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kf-protocol-fs v3.0.0
[INFO] [stderr]   Downloaded kf-protocol-transport v2.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 579ac00548452dca73d72256c8bc92d98fbdfcc91b0f8ead2d6cc1921868ea09
[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" "579ac00548452dca73d72256c8bc92d98fbdfcc91b0f8ead2d6cc1921868ea09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "579ac00548452dca73d72256c8bc92d98fbdfcc91b0f8ead2d6cc1921868ea09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "579ac00548452dca73d72256c8bc92d98fbdfcc91b0f8ead2d6cc1921868ea09", kill_on_drop: false }`
[INFO] [stdout] 579ac00548452dca73d72256c8bc92d98fbdfcc91b0f8ead2d6cc1921868ea09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67db828a3129b3eb84ebc3123abcd4a4a644ee0db902504f687f30d4d4cfec63
[INFO] running `Command { std: "docker" "start" "-a" "67db828a3129b3eb84ebc3123abcd4a4a644ee0db902504f687f30d4d4cfec63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking kf-protocol-core v0.1.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking signal-hook v0.3.7
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]    Compiling kf-protocol-derive v0.2.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.0.2
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.17
[INFO] [stderr]     Checking flv-util v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking kf-protocol-api v2.0.0
[INFO] [stderr]     Checking kf-protocol-message v2.0.0
[INFO] [stderr]     Checking flv-future-aio v2.4.2
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Receiver`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flv-future-aio-2.4.2/src/sync/mod.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub use async_std::sync::Receiver;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^ no `Receiver` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::Sender`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flv-future-aio-2.4.2/src/sync/mod.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub use async_std::sync::Sender;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ no `Sender` in `sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `async_std::sync::channel`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flv-future-aio-2.4.2/src/sync/mod.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub use async_std::sync::channel;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ no `channel` in `sync`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flv-future-aio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "67db828a3129b3eb84ebc3123abcd4a4a644ee0db902504f687f30d4d4cfec63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67db828a3129b3eb84ebc3123abcd4a4a644ee0db902504f687f30d4d4cfec63", kill_on_drop: false }`
[INFO] [stdout] 67db828a3129b3eb84ebc3123abcd4a4a644ee0db902504f687f30d4d4cfec63