[INFO] fetching crate omnistreams 0.1.0...
[INFO] checking omnistreams-0.1.0 against beta for pr-78714
[INFO] extracting crate omnistreams 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate omnistreams 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate omnistreams 0.1.0
[INFO] finished tweaking crates.io crate omnistreams 0.1.0
[INFO] tweaked toml for crates.io crate omnistreams 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", 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] 5737a154813768597ae564730fac0e9469f904d5faf7c392c473e2e76f1a4352
[INFO] running `Command { std: "docker" "start" "-a" "5737a154813768597ae564730fac0e9469f904d5faf7c392c473e2e76f1a4352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5737a154813768597ae564730fac0e9469f904d5faf7c392c473e2e76f1a4352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5737a154813768597ae564730fac0e9469f904d5faf7c392c473e2e76f1a4352", kill_on_drop: false }`
[INFO] [stdout] 5737a154813768597ae564730fac0e9469f904d5faf7c392c473e2e76f1a4352
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1c5854f3b5bcbe310c5022a2d5c42a968ece1bf9ea8f6ad55e00aeae55df629
[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" "b1c5854f3b5bcbe310c5022a2d5c42a968ece1bf9ea8f6ad55e00aeae55df629", kill_on_drop: false }`
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket v0.22.4
[INFO] [stderr]     Checking omnistreams v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `omnistreams::Acceptor`, `omnistreams::WebSocketAcceptorBuilder`
[INFO] [stdout]  --> examples/websocket_multiplexer.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Producer, Transport, EventEmitter, Acceptor, WebSocketAcceptorBuilder,
[INFO] [stdout]   |                                        ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^ no `WebSocketAcceptorBuilder` in the root
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `Acceptor` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `omnistreams::Acceptor`, `omnistreams::WebSocketAcceptorBuilder`
[INFO] [stdout]  --> examples/websocket_to_file.rs:2:40
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Producer, Transport, EventEmitter, Acceptor, WebSocketAcceptorBuilder,
[INFO] [stdout]   |                                        ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^ no `WebSocketAcceptorBuilder` in the root
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `Acceptor` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0023]: this pattern has 1 field, but the corresponding tuple variant has 2 fields
[INFO] [stdout]   --> examples/websocket_multiplexer.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             MultiplexerEvent::Conduit(producer) => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 2 fields, found 1
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/multiplexer.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Conduit(P, Message),
[INFO] [stdout]    |     ------------------- tuple variant defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `omnistreams::ReadAdapter`
[INFO] [stdout]  --> examples/file_copy.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use omnistreams::{Producer, ReadAdapter, WriteAdapter};
[INFO] [stdout]   |                             ^^^^^^^^^^^ no `ReadAdapter` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Producer`
[INFO] [stdout]  --> examples/file_copy.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use omnistreams::{Producer, ReadAdapter, WriteAdapter};
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0023, E0432.
[INFO] [stdout] 
[INFO] [stdout] error[E0023]: this pattern has 1 field, but the corresponding tuple variant has 2 fields
[INFO] [stdout]   --> examples/websocket_to_file.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             MultiplexerEvent::Conduit(producer) => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected 2 fields, found 1
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/multiplexer.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Conduit(P, Message),
[INFO] [stdout]    |     ------------------- tuple variant defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0023`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `omnistreams`
[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] [stdout] warning: unused import: `Producer`
[INFO] [stdout]  --> examples/websocket_to_file.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Producer, Transport, EventEmitter, Acceptor, WebSocketAcceptorBuilder,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0023, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0023`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `omnistreams::ReadAdapter`, `omnistreams::pipe`
[INFO] [stdout]  --> examples/tcp_pipe.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use omnistreams::{ReadAdapter, WriteAdapter, pipe};
[INFO] [stdout]   |                   ^^^^^^^^^^^                ^^^^ no `pipe` in the root
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `ReadAdapter` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `omnistreams::Acceptor`, `omnistreams::WebSocketAcceptorBuilder`
[INFO] [stdout]  --> examples/websocket_acceptor.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use omnistreams::{Acceptor, WebSocketAcceptorBuilder};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^ no `WebSocketAcceptorBuilder` in the root
[INFO] [stdout]   |                   |
[INFO] [stdout]   |                   no `Acceptor` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::prelude`
[INFO] [stdout]  --> examples/websocket_acceptor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[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 E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `pipe_conduit` found for struct `RangeProducer` in the current scope
[INFO] [stdout]   --> examples/squares_to_file.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |             .pipe_conduit(MapConduit::new(|x| x*x))
[INFO] [stdout]    |              ^^^^^^^^^^^^ method not found in `RangeProducer`
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b1c5854f3b5bcbe310c5022a2d5c42a968ece1bf9ea8f6ad55e00aeae55df629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c5854f3b5bcbe310c5022a2d5c42a968ece1bf9ea8f6ad55e00aeae55df629", kill_on_drop: false }`
[INFO] [stdout] b1c5854f3b5bcbe310c5022a2d5c42a968ece1bf9ea8f6ad55e00aeae55df629