[INFO] crate futures 0.3.4 is already in cache
[INFO] checking futures-0.3.4 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate futures 0.3.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate futures 0.3.4 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate futures 0.3.4
[INFO] finished tweaking crates.io crate futures 0.3.4
[INFO] tweaked toml for crates.io crate futures 0.3.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d22fcceeaae7b676fc37b9499caccf3cd18211d1b1dcf4fa34519ebb8e7e86e8
[INFO] running `"docker" "start" "-a" "d22fcceeaae7b676fc37b9499caccf3cd18211d1b1dcf4fa34519ebb8e7e86e8"`
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_lines.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_lines.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures_test::task::noop_context;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/io_lines.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `interleave_pending` found for struct `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>` in the current scope
[INFO] [stderr]   --> tests/io_lines.rs:49:10
[INFO] [stderr]    |
[INFO] [stderr] 49 |         .interleave_pending();
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^ method not found in `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `interleave_pending` found for struct `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>` in the current scope
[INFO] [stderr]   --> tests/io_lines.rs:57:10
[INFO] [stderr]    |
[INFO] [stderr] 57 |         .interleave_pending();
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^ method not found in `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `futures`.
[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[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_read_line.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_read_line.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures_test::task::noop_context;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/io_read_line.rs:29:18
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `interleave_pending` found for reference `&'static [u8; 2]` in the current scope
[INFO] [stderr]   --> tests/io_read_line.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut buf = b"12".interleave_pending();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^ method not found in `&'static [u8; 2]`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `interleave_pending` found for struct `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>` in the current scope
[INFO] [stderr]   --> tests/io_read_line.rs:47:10
[INFO] [stderr]    |
[INFO] [stderr] 47 |         .interleave_pending();
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^ method not found in `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `futures`.
[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[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_read_to_string.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use futures_test::io::AsyncReadTestExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/io_read_to_string.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures_test::task::noop_context;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/io_read_to_string.rs:27:18
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]   --> tests/futures_unordered.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use futures_test::future::FutureTestExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]   --> tests/futures_unordered.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use futures_test::task::noop_context;
[INFO] [stderr]    |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `futures_test`
[INFO] [stderr]   --> tests/futures_unordered.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use futures_test::{assert_stream_done, assert_stream_next};
[INFO] [stderr]    |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test`
[INFO] [stderr]  --> tests/futures_ordered.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use futures_test::task::noop_context;
[INFO] [stderr]   |     ^^^^^^^^^^^^ use of undeclared type or module `futures_test`
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the macro `assert_stream_next`
[INFO] [stderr]    --> tests/futures_unordered.rs:243:5
[INFO] [stderr]     |
[INFO] [stderr] 243 |     assert_stream_next!(stream, ());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the macro `assert_stream_next`
[INFO] [stderr]    --> tests/futures_unordered.rs:244:5
[INFO] [stderr]     |
[INFO] [stderr] 244 |     assert_stream_next!(stream, ());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the macro `assert_stream_next`
[INFO] [stderr]    --> tests/futures_unordered.rs:245:5
[INFO] [stderr]     |
[INFO] [stderr] 245 |     assert_stream_next!(stream, ());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the macro `assert_stream_done`
[INFO] [stderr]    --> tests/futures_unordered.rs:246:5
[INFO] [stderr]     |
[INFO] [stderr] 246 |     assert_stream_done!(stream);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/futures_unordered.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/futures_unordered.rs:79:18
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]    --> tests/futures_unordered.rs:112:19
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let cx = &mut noop_context();
[INFO] [stderr]     |                   ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]    --> tests/futures_unordered.rs:258:18
[INFO] [stderr]     |
[INFO] [stderr] 258 |     let mut cx = noop_context();
[INFO] [stderr]     |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `interleave_pending` found for struct `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>` in the current scope
[INFO] [stderr]   --> tests/io_read_to_string.rs:40:10
[INFO] [stderr]    |
[INFO] [stderr] 40 |         .interleave_pending();
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^ method not found in `futures_util::stream::try_stream::into_async_read::IntoAsyncRead<futures_util::stream::stream::map::Map<futures_util::stream::iter::Iter<std::vec::IntoIter<&[u8]>>, fn(&[u8]) -> std::result::Result<&[u8], std::io::Error> {std::result::Result::<&[u8], std::io::Error>::Ok}>>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `futures`.
[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[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/futures_ordered.rs:17:41
[INFO] [stderr]    |
[INFO] [stderr] 17 |     assert!(stream.poll_next_unpin(&mut noop_context()).is_pending());
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/futures_ordered.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut cx = noop_context();
[INFO] [stderr]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `noop_context` in this scope
[INFO] [stderr]   --> tests/futures_ordered.rs:73:19
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let cx = &mut noop_context();
[INFO] [stderr]    |                   ^^^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `futures`.
[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[E0599]: no method named `pending_once` found for struct `futures_util::future::ready::Ready<()>` in the current scope
[INFO] [stderr]    --> tests/futures_unordered.rs:241:33
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let fut = future::ready(()).pending_once().assert_unmoved();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ method not found in `futures_util::future::ready::Ready<()>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: could not compile `futures`.
[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 `"docker" "inspect" "d22fcceeaae7b676fc37b9499caccf3cd18211d1b1dcf4fa34519ebb8e7e86e8"`
[INFO] running `"docker" "rm" "-f" "d22fcceeaae7b676fc37b9499caccf3cd18211d1b1dcf4fa34519ebb8e7e86e8"`
[INFO] [stdout] d22fcceeaae7b676fc37b9499caccf3cd18211d1b1dcf4fa34519ebb8e7e86e8
