[INFO] fetching crate heng_rs 0.1.0...
[INFO] testing heng_rs-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate heng_rs 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate heng_rs 0.1.0
[INFO] finished tweaking crates.io crate heng_rs 0.1.0
[INFO] tweaked toml for crates.io crate heng_rs 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heng_rs 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.48.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd6f95fa3861090defef01ec17e232ef6d7f39a7fa6043c19492fc005ca4dc0d
[INFO] running `Command { std: "docker" "start" "-a" "dd6f95fa3861090defef01ec17e232ef6d7f39a7fa6043c19492fc005ca4dc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6f95fa3861090defef01ec17e232ef6d7f39a7fa6043c19492fc005ca4dc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6f95fa3861090defef01ec17e232ef6d7f39a7fa6043c19492fc005ca4dc0d", kill_on_drop: false }`
[INFO] [stdout] dd6f95fa3861090defef01ec17e232ef6d7f39a7fa6043c19492fc005ca4dc0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7d9b2655c3334be514885a67554a70a8968fc249f87fcc575f53391f211e04
[INFO] running `Command { std: "docker" "start" "-a" "cf7d9b2655c3334be514885a67554a70a8968fc249f87fcc575f53391f211e04", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.6
[INFO] [stderr]    Compiling heng_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `futures_util::SinkExt`
[INFO] [stdout]    --> src/lib.rs:51:20
[INFO] [stdout]     |
[INFO] [stdout]  51 | use futures_util::{SinkExt, StreamExt};
[INFO] [stdout]     |                    ^^^^^^^ no `SinkExt` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-preview-0.3.0-alpha.19/src/lib.rs:107:37
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[cfg(feature = "sink")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `sink` feature
[INFO] [stdout] 107 | #[doc(hidden)] pub use crate::sink::SinkExt;
[INFO] [stdout]     |                                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `current_thread` in `tokio_executor`
[INFO] [stdout]   --> src/lib.rs:83:25
[INFO] [stdout]    |
[INFO] [stdout] 83 |         tokio_executor::current_thread::spawn(async move {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ could not find `current_thread` in `tokio_executor`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-executor-0.2.0-alpha.6/src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[cfg(feature = "current-thread")]
[INFO] [stdout]    |       -------------------------- the item is gated behind the `current-thread` feature
[INFO] [stdout] 78 | pub mod current_thread;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `send` found for mutable reference `&mut UnboundedSender<M>` in the current scope
[INFO] [stdout]   --> src/lib.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         self.0
[INFO] [stdout] 71 | |             .lock()
[INFO] [stdout] 72 | |             .unwrap()
[INFO] [stdout] 73 | |             .tx
[INFO] [stdout] 74 | |             .as_mut()
[INFO] [stdout] 75 | |             .expect("SchedulerSender is None")
[INFO] [stdout] 76 | |             .send(msg)
[INFO] [stdout]    | |             -^^^^ method not found in `&mut UnboundedSender<M>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `send` found for struct `futures_channel::mpsc::Sender<T>` in the current scope
[INFO] [stdout]    --> src/lib.rs:106:22
[INFO] [stdout]     |
[INFO] [stdout] 106 |         inner.tx_sig.send(signal).await
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `try_send` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 106 |         inner.tx_sig.try_send(signal).await
[INFO] [stdout]     |                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `send` found for mutable reference `&mut UnboundedSender<M>` in the current scope
[INFO] [stdout]   --> src/lib.rs:84:65
[INFO] [stdout]    |
[INFO] [stdout] 84 |             let _ = sender.lock().unwrap().tx.as_mut().unwrap().send(msg).await;
[INFO] [stdout]    |                                                                 ^^^^ method not found in `&mut UnboundedSender<M>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heng_rs` (lib) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "cf7d9b2655c3334be514885a67554a70a8968fc249f87fcc575f53391f211e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7d9b2655c3334be514885a67554a70a8968fc249f87fcc575f53391f211e04", kill_on_drop: false }`
[INFO] [stdout] cf7d9b2655c3334be514885a67554a70a8968fc249f87fcc575f53391f211e04
