[INFO] fetching crate facade 0.0.0...
[INFO] checking facade-0.0.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate facade 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate facade 0.0.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate facade 0.0.0
[INFO] finished tweaking crates.io crate facade 0.0.0
[INFO] tweaked toml for crates.io crate facade 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4b66875b68e640114ac5cdb798cdf35f9ffb5153459f485c52c9b9f5d577db9
[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" "f4b66875b68e640114ac5cdb798cdf35f9ffb5153459f485c52c9b9f5d577db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4b66875b68e640114ac5cdb798cdf35f9ffb5153459f485c52c9b9f5d577db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b66875b68e640114ac5cdb798cdf35f9ffb5153459f485c52c9b9f5d577db9", kill_on_drop: false }`
[INFO] [stdout] f4b66875b68e640114ac5cdb798cdf35f9ffb5153459f485c52c9b9f5d577db9
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 041930e598e7ae87c9f896682ec1e9082b111f1bc7888f145a03eb380d815c1a
[INFO] running `Command { std: "docker" "start" "-a" "041930e598e7ae87c9f896682ec1e9082b111f1bc7888f145a03eb380d815c1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling rand_xorshift v0.1.1
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[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling hyper v0.12.35
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[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking log v0.3.9
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[INFO] [stderr]    Compiling mime_guess v2.0.3
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[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking generic-array v0.12.3
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[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]     Checking serde-hjson v0.8.2
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[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking warp v0.1.23
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-timer v0.2.1
[INFO] [stdout] error[E0277]: the trait bound `TimeoutStream<S>: futures::Stream` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-timer-0.2.1/src/ext.rs:170:9
[INFO] [stdout]     |
[INFO] [stdout] 170 | impl<S> TryStream for TimeoutStream<S>
[INFO] [stdout]     |         ^^^^^^^^^ the trait `futures::Stream` is not implemented for `TimeoutStream<S>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-core-preview-0.3.0-alpha.18/src/stream.rs:129:22
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub trait TryStream: private_try_stream::Sealed {
[INFO] [stdout]     |                      -------------------------- required by this bound in `futures::TryStream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `futures_core::stream::private_try_stream::Sealed` for `TimeoutStream<S>`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-timer`
[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" "041930e598e7ae87c9f896682ec1e9082b111f1bc7888f145a03eb380d815c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "041930e598e7ae87c9f896682ec1e9082b111f1bc7888f145a03eb380d815c1a", kill_on_drop: false }`
[INFO] [stdout] 041930e598e7ae87c9f896682ec1e9082b111f1bc7888f145a03eb380d815c1a