[INFO] fetching crate futures-preview 0.3.0-alpha.19...
[INFO] checking futures-preview-0.3.0-alpha.19 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate futures-preview 0.3.0-alpha.19 into /workspace/builds/worker-7-tc2/source
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-preview 0.3.0-alpha.19 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24ed4dc0be80c275cf59e653b6c1aacf12234124c8c1f077c4301a7e40394a34
[INFO] running `Command { std: "docker" "start" "-a" "24ed4dc0be80c275cf59e653b6c1aacf12234124c8c1f077c4301a7e40394a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24ed4dc0be80c275cf59e653b6c1aacf12234124c8c1f077c4301a7e40394a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ed4dc0be80c275cf59e653b6c1aacf12234124c8c1f077c4301a7e40394a34", kill_on_drop: false }`
[INFO] [stdout] 24ed4dc0be80c275cf59e653b6c1aacf12234124c8c1f077c4301a7e40394a34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c345514bc4ce6f3ee9d4da5ef1aa3c3ec620fb8e759b7b80d3a2f547c6799e
[INFO] running `Command { std: "docker" "start" "-a" "54c345514bc4ce6f3ee9d4da5ef1aa3c3ec620fb8e759b7b80d3a2f547c6799e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]  --> tests/fuse.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures_test::task::panic_waker;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use futures_test::task::panic_waker;
[INFO] [stdout] 3 + use futures_core::task::panic_waker;
[INFO] [stdout]   |
[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 "fuse") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]  --> tests/mutex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::future::FutureTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 - use futures_test::future::FutureTestExt;
[INFO] [stdout] 6 + use futures_core::future::FutureTestExt;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]  --> tests/mutex.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::task::{panic_context, new_count_waker};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 - use futures_test::task::{panic_context, new_count_waker};
[INFO] [stdout] 7 + use futures_core::task::{panic_context, new_count_waker};
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]  --> tests/io_read_to_string.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 6 - use futures_test::io::AsyncReadTestExt;
[INFO] [stdout] 6 + use futures_core::io::AsyncReadTestExt;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]  --> tests/io_read_to_string.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures_test::task::noop_context;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `futures_test`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 - use futures_test::task::noop_context;
[INFO] [stdout] 7 + use futures_core::task::noop_context;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `pending_once` found for struct `futures::future::Ready` in the current scope
[INFO] [stdout]   --> tests/mutex.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |             ready(()).pending_once().await;
[INFO] [stdout]    |                       ^^^^^^^^^^^^ method not found in `futures::future::Ready<()>`
[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_to_string.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |       let mut buf = stream::iter(vec![&b"12"[..], &b"33"[..], &b"3"[..]])
[INFO] [stdout]    |  ___________________-
[INFO] [stdout] 39 | |         .map(Ok)
[INFO] [stdout] 40 | |         .into_async_read()
[INFO] [stdout] 41 | |         .interleave_pending();
[INFO] [stdout]    | |         -^^^^^^^^^^^^^^^^^^ method not found in `IntoAsyncRead<Map<Iter<IntoIter<&[u8]>>, ...>>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[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] [stderr] error: could not compile `futures-preview` (test "io_read_to_string") due to 3 previous errors
[INFO] [stderr] error: could not compile `futures-preview` (test "mutex") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "54c345514bc4ce6f3ee9d4da5ef1aa3c3ec620fb8e759b7b80d3a2f547c6799e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c345514bc4ce6f3ee9d4da5ef1aa3c3ec620fb8e759b7b80d3a2f547c6799e", kill_on_drop: false }`
[INFO] [stdout] 54c345514bc4ce6f3ee9d4da5ef1aa3c3ec620fb8e759b7b80d3a2f547c6799e
