[INFO] fetching crate futures-preview 0.3.0-alpha.19...
[INFO] testing futures-preview-0.3.0-alpha.19 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate futures-preview 0.3.0-alpha.19 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate futures-preview 0.3.0-alpha.19 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-preview 0.3.0-alpha.19
[INFO] finished tweaking crates.io crate futures-preview 0.3.0-alpha.19
[INFO] tweaked toml for crates.io crate futures-preview 0.3.0-alpha.19 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2d6cdb227d0cd22b024fad046b5557e7e3c7d8f7374112dc76c59f3d7866ddc
[INFO] running `Command { std: "docker" "start" "-a" "a2d6cdb227d0cd22b024fad046b5557e7e3c7d8f7374112dc76c59f3d7866ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2d6cdb227d0cd22b024fad046b5557e7e3c7d8f7374112dc76c59f3d7866ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d6cdb227d0cd22b024fad046b5557e7e3c7d8f7374112dc76c59f3d7866ddc", kill_on_drop: false }`
[INFO] [stdout] a2d6cdb227d0cd22b024fad046b5557e7e3c7d8f7374112dc76c59f3d7866ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ec59cce00c79a81c0ba8e49620bc7c3a95160a4b2e27bd45ff8eba9b30c5ca
[INFO] running `Command { std: "docker" "start" "-a" "e9ec59cce00c79a81c0ba8e49620bc7c3a95160a4b2e27bd45ff8eba9b30c5ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "e9ec59cce00c79a81c0ba8e49620bc7c3a95160a4b2e27bd45ff8eba9b30c5ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ec59cce00c79a81c0ba8e49620bc7c3a95160a4b2e27bd45ff8eba9b30c5ca", kill_on_drop: false }`
[INFO] [stdout] e9ec59cce00c79a81c0ba8e49620bc7c3a95160a4b2e27bd45ff8eba9b30c5ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26f93624f601a342fec3fcd45eec038c0e35a2fe1066846cf82c11ddc56c0329
[INFO] running `Command { std: "docker" "start" "-a" "26f93624f601a342fec3fcd45eec038c0e35a2fe1066846cf82c11ddc56c0329", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/eager_drop.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures_test::future::FutureTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures_core::future::FutureTestExt;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pin_utils`
[INFO] [stdout]  --> tests/eager_drop.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pin_utils::unsafe_pinned;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `pin_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/io_buf_writer.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_test::task::noop_context;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_core::task::noop_context;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `assert_matches`
[INFO] [stdout]  --> tests/io_cursor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use assert_matches::assert_matches;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ help: a similar path exists: `std::assert_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/sink.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_test::task::panic_context;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 9 | use futures_core::task::panic_context;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/stream_into_async_read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_test::{task::noop_context, stream::StreamTestExt};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 5 | use futures_core::{task::noop_context, stream::StreamTestExt};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/io_read_until.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_core::io::AsyncReadTestExt;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/io_read_until.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::task::noop_context;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_core::task::noop_context;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/io_read_line.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_core::io::AsyncReadTestExt;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `futures_test`
[INFO] [stdout]  --> tests/io_read_line.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::task::noop_context;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_core::task::noop_context;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Poll`
[INFO] [stdout]  --> tests/io_cursor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures::Poll;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::io::AsyncWrite`
[INFO] [stdout]  --> tests/io_cursor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::io::AsyncWrite;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]  --> tests/io_cursor.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::pin::Pin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "io_cursor") due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `interleave_pending` found for reference `&'static [u8; 2]` in the current scope
[INFO] [stdout]   --> tests/io_read_until.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut buf = b"12".interleave_pending();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^ method not found in `&[u8; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_in_background` found for struct `Map` in the current scope
[INFO] [stdout]   --> tests/eager_drop.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     future::ready::<Result<i32, i32>>(Err(1))
[INFO] [stdout] 17 | |         .map_ok(move |_| { let _tx1 = tx1; panic!("should not run"); })
[INFO] [stdout] 18 | |         .map(move |_| {
[INFO] [stdout] 19 | |             assert!(rx1.recv().is_err());
[INFO] [stdout] 20 | |             tx2.send(()).unwrap()
[INFO] [stdout] 21 | |         })
[INFO] [stdout] 22 | |         .run_in_background();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^ method not found in `Map<MapOk<Ready<Result<i32, i32>>, {closure@eager_drop.rs:17:17}>, {closure@eager_drop.rs:18:14}>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/eager_drop-4a34395cc1f3627a.long-type-13501906314757519399.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `interleave_pending` found for reference `&'static [u8; 2]` in the current scope
[INFO] [stdout]   --> tests/io_read_line.rs:40:25
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut buf = b"12".interleave_pending();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^ method not found in `&[u8; 2]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `interleave_pending` found for struct `Iter` in the current scope
[INFO] [stdout]   --> tests/stream_into_async_read.rs:50:29
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let mut reader = stream.interleave_pending().into_async_read();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ method not found in `Iter<FlatMap<RangeInclusive<{integer}>, Vec<Result<Vec<{integer}>, _>>, ...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/stream_into_async_read-a27c11cb934bb5bd.long-type-5759898089374582530.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_in_background` found for struct `Map` in the current scope
[INFO] [stdout]   --> tests/eager_drop.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 34 | /     future::ready::<Result<i32, i32>>(Ok(1))
[INFO] [stdout] 35 | |         .map_err(move |_| { let _tx1 = tx1; panic!("should not run"); })
[INFO] [stdout] 36 | |         .map(move |_| {
[INFO] [stdout] 37 | |             assert!(rx1.recv().is_err());
[INFO] [stdout] 38 | |             tx2.send(()).unwrap()
[INFO] [stdout] 39 | |         })
[INFO] [stdout] 40 | |         .run_in_background();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^ method not found in `Map<MapErr<Ready<Result<i32, i32>>, {closure@eager_drop.rs:35:18}>, {closure@eager_drop.rs:36:14}>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/eager_drop-4a34395cc1f3627a.long-type-15498150007412629226.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `future` found for struct `Pin<&mut FutureData<F, T>>` in the current scope
[INFO] [stdout]   --> tests/eager_drop.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.future().poll(cx)
[INFO] [stdout]    |              ^^^^^^ field, not a method
[INFO] [stdout]    |
[INFO] [stdout] help: remove the arguments
[INFO] [stdout]    |
[INFO] [stdout] 58 -         self.future().poll(cx)
[INFO] [stdout] 58 +         self.future.poll(cx)
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `into_future` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 58 |         self.into_future().poll(cx)
[INFO] [stdout]    |              ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `interleave_pending` found for struct `IntoAsyncRead` in the current scope
[INFO] [stdout]   --> tests/io_read_until.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 45 |       let mut buf = stream::iter(vec![&b"12"[..], &b"33"[..], &b"3"[..]])
[INFO] [stdout]    |  ___________________-
[INFO] [stdout] 46 | |         .map(Ok)
[INFO] [stdout] 47 | |         .into_async_read()
[INFO] [stdout] 48 | |         .interleave_pending();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^ method not found in `IntoAsyncRead<Map<Iter<IntoIter<&[u8]>>, fn(&[u8]) -> Result<&[u8], Error> {Result::<&[u8], Error>::Ok}>>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/io_read_until-c6c4b10ae9bce7a7.long-type-9302617759470587486.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `interleave_pending` found for struct `IntoAsyncRead` in the current scope
[INFO] [stdout]   --> tests/io_read_line.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 45 |       let mut buf = stream::iter(vec![&b"12"[..], &b"\n\n"[..]])
[INFO] [stdout]    |  ___________________-
[INFO] [stdout] 46 | |         .map(Ok)
[INFO] [stdout] 47 | |         .into_async_read()
[INFO] [stdout] 48 | |         .interleave_pending();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^ method not found in `IntoAsyncRead<Map<Iter<IntoIter<&[u8]>>, fn(&[u8]) -> Result<&[u8], Error> {Result::<&[u8], Error>::Ok}>>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/io_read_line-517b0b786943b70b.long-type-12731807969334060888.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_in_background` found for struct `Then` in the current scope
[INFO] [stdout]   --> tests/eager_drop.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 68 | /     FutureData { _data: tx1, future: rx0.unwrap_or_else(|_| { panic!() }) }
[INFO] [stdout] 69 | |         .then(move |_| {
[INFO] [stdout] 70 | |             assert!(rx1.recv().is_err()); // tx1 should have been dropped
[INFO] [stdout] 71 | |             tx2.send(()).unwrap();
[INFO] [stdout] 72 | |             future::ready(())
[INFO] [stdout] 73 | |         })
[INFO] [stdout] 74 | |         .run_in_background();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^ method not found in `Then<FutureData<UnwrapOrElse<Receiver<()>, {closure@eager_drop.rs:68:57}>, Sender<()>>, Ready<()>, ...>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/eager_drop-4a34395cc1f3627a.long-type-2941339041493802380.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `run_in_background` found for struct `AndThen` in the current scope
[INFO] [stdout]   --> tests/eager_drop.rs:93:10
[INFO] [stdout]    |
[INFO] [stdout] 87 | /     FutureData { _data: tx1, future: rx0.unwrap_or_else(|_| { panic!() }) }
[INFO] [stdout] 88 | |         .and_then(move |_| {
[INFO] [stdout] 89 | |             assert!(rx1.recv().is_err()); // tx1 should have been dropped
[INFO] [stdout] 90 | |             tx2.send(()).unwrap();
[INFO] [stdout] 91 | |             future::ready(Ok(()))
[INFO] [stdout] 92 | |         })
[INFO] [stdout] 93 | |         .run_in_background();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^ method not found in `AndThen<FutureData<UnwrapOrElse<Receiver<Result<(), ()>>, {closure@eager_drop.rs:87:57}>, ...>, ..., ...>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/eager_drop-4a34395cc1f3627a.long-type-11725486426077281624.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "io_read_until") due to 4 previous errors
[INFO] [stderr] error: could not compile `futures-preview` (test "io_buf_writer") due to 1 previous error
[INFO] [stdout] error[E0599]: no method named `run_in_background` found for struct `OrElse` in the current scope
[INFO] [stdout]    --> tests/eager_drop.rs:112:10
[INFO] [stdout]     |
[INFO] [stdout] 106 | /     FutureData { _data: tx1, future: rx0.unwrap_or_else(|_| { panic!() }) }
[INFO] [stdout] 107 | |         .or_else(move |_| {
[INFO] [stdout] 108 | |             assert!(rx1.recv().is_err()); // tx1 should have been dropped
[INFO] [stdout] 109 | |             tx2.send(()).unwrap();
[INFO] [stdout] 110 | |             future::ready::<Result<(), ()>>(Ok(()))
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |         .run_in_background();
[INFO] [stdout]     | |         -^^^^^^^^^^^^^^^^^ method not found in `OrElse<FutureData<UnwrapOrElse<Receiver<Result<(), ()>>, {closure@eager_drop.rs:106:57}>, ...>, ..., ...>`
[INFO] [stdout]     | |_________|
[INFO] [stdout]     |
[INFO] [stdout]     |
[INFO] [stdout]     = note: the full type name has been written to '/opt/rustwide/target/debug/deps/eager_drop-4a34395cc1f3627a.long-type-14085029494540621682.txt'
[INFO] [stdout]     = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "io_read_line") due to 4 previous errors
[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] [stdout] error[E0599]: no method named `interleave_pending` found for struct `Iter` in the current scope
[INFO] [stdout]   --> tests/stream_into_async_read.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut reader = stream.interleave_pending().into_async_read();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ method not found in `Iter<FlatMap<RangeInclusive<{integer}>, Vec<Result<Vec<{integer}>, _>>, ...>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full type name has been written to '/opt/rustwide/target/debug/deps/stream_into_async_read-a27c11cb934bb5bd.long-type-283977474119355520.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "eager_drop") due to 8 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "stream_into_async_read") due to 3 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-preview` (test "sink") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "26f93624f601a342fec3fcd45eec038c0e35a2fe1066846cf82c11ddc56c0329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f93624f601a342fec3fcd45eec038c0e35a2fe1066846cf82c11ddc56c0329", kill_on_drop: false }`
[INFO] [stdout] 26f93624f601a342fec3fcd45eec038c0e35a2fe1066846cf82c11ddc56c0329
