[INFO] crate futures-preview 0.3.0-alpha.19 is already in cache [INFO] testing futures-preview-0.3.0-alpha.19 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] extracting crate futures-preview 0.3.0-alpha.19 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate futures-preview 0.3.0-alpha.19 on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [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-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 55fde8f9b5b4b5142e916e22f2569bc2949bf91260e794715ad93c7a4b980c35 [INFO] running `"docker" "start" "-a" "55fde8f9b5b4b5142e916e22f2569bc2949bf91260e794715ad93c7a4b980c35"` [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [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 [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `"docker" "inspect" "55fde8f9b5b4b5142e916e22f2569bc2949bf91260e794715ad93c7a4b980c35"` [INFO] running `"docker" "rm" "-f" "55fde8f9b5b4b5142e916e22f2569bc2949bf91260e794715ad93c7a4b980c35"` [INFO] [stdout] 55fde8f9b5b4b5142e916e22f2569bc2949bf91260e794715ad93c7a4b980c35 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] debaa77e81ea8fe8c2c42d445e8305c53b5d722c79ee465b8c86126a26bc8783 [INFO] running `"docker" "start" "-a" "debaa77e81ea8fe8c2c42d445e8305c53b5d722c79ee465b8c86126a26bc8783"` [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 (/opt/rustwide/workdir) [INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `futures_test` [INFO] [stderr] --> tests/futures_unordered.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | 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: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[E0432]: unresolved import `futures_test` [INFO] [stderr] --> tests/futures_unordered.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use futures_test::{assert_stream_done, assert_stream_next}; [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:173:5 [INFO] [stderr] | [INFO] [stderr] 173 | 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:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | 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:175:5 [INFO] [stderr] | [INFO] [stderr] 175 | 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:176:5 [INFO] [stderr] | [INFO] [stderr] 176 | 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:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | 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:75:18 [INFO] [stderr] | [INFO] [stderr] 75 | 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:108:19 [INFO] [stderr] | [INFO] [stderr] 108 | let cx = &mut 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/stream_select_next_some.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | 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/stream_select_next_some.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use futures_test::task::new_count_waker; [INFO] [stderr] | ^^^^^^^^^^^^ use of undeclared type or module `futures_test` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `futures::select` [INFO] [stderr] --> tests/stream_select_next_some.rs:1:23 [INFO] [stderr] | [INFO] [stderr] 1 | use futures::{future, select}; [INFO] [stderr] | ^^^^^^ no `select` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `futures_util::select` [INFO] [stderr] --> tests/stream_select_next_some.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | use futures_util::select; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ no `select` in the root [INFO] [stderr] [INFO] [stderr] error: cannot determine resolution for the macro `select` [INFO] [stderr] --> tests/stream_select_next_some.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | select! { [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 `select` [INFO] [stderr] --> tests/stream_select_next_some.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | select! { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: import resolution is stuck, try simplifying macro imports [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[E0433]: failed to resolve: use of undeclared type or module `futures_test` [INFO] [stderr] --> tests/stream_select_all.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | 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 `new_count_waker` in this scope [INFO] [stderr] --> tests/stream_select_next_some.rs:10:28 [INFO] [stderr] | [INFO] [stderr] 10 | let (waker, counter) = new_count_waker(); [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: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[E0425]: cannot find function `noop_context` in this scope [INFO] [stderr] --> tests/stream_select_all.rs:10:18 [INFO] [stderr] | [INFO] [stderr] 10 | 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/sink.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use futures_test::task::panic_context; [INFO] [stderr] | ^^^^^^^^^^^^ use of undeclared type or module `futures_test` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `pending_once` found for struct `futures_util::future::ready::Ready<{integer}>` in the current scope [INFO] [stderr] --> tests/stream_select_next_some.rs:39:40 [INFO] [stderr] | [INFO] [stderr] 39 | let mut fut = future::ready(1).pending_once(); [INFO] [stderr] | ^^^^^^^^^^^^ method not found in `futures_util::future::ready::Ready<{integer}>` [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> tests/stream_select_next_some.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 42 | / loop { [INFO] [stderr] 43 | | select! { [INFO] [stderr] 44 | | num = fut => { [INFO] [stderr] 45 | | total += num; [INFO] [stderr] ... | [INFO] [stderr] 52 | | } [INFO] [stderr] 53 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 54 | assert_eq!(total, 6); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `pending_once` found for struct `futures_util::future::ready::Ready<{integer}>` in the current scope [INFO] [stderr] --> tests/stream_select_next_some.rs:68:40 [INFO] [stderr] | [INFO] [stderr] 68 | let mut fut = future::ready(1).pending_once(); [INFO] [stderr] | ^^^^^^^^^^^^ method not found in `futures_util::future::ready::Ready<{integer}>` [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> tests/stream_select_next_some.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 71 | / loop { [INFO] [stderr] 72 | | select! { [INFO] [stderr] 73 | | num = fut => { [INFO] [stderr] 74 | | total += num; [INFO] [stderr] ... | [INFO] [stderr] 81 | | } [INFO] [stderr] 82 | | } [INFO] [stderr] | |_________- any code following this expression is unreachable [INFO] [stderr] 83 | assert_eq!(total, 6); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error: aborting due to 9 previous errors; 2 warnings emitted [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-preview`. [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:171:33 [INFO] [stderr] | [INFO] [stderr] 171 | 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 11 previous errors [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `panic_context` in this scope [INFO] [stderr] --> tests/sink.rs:24:34 [INFO] [stderr] | [INFO] [stderr] 24 | match s.poll_next_unpin(&mut panic_context()) { [INFO] [stderr] | ^^^^^^^^^^^^^ not found in this scope [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[E0425]: cannot find function `panic_context` in this scope [INFO] [stderr] --> tests/sink.rs:453:23 [INFO] [stderr] | [INFO] [stderr] 453 | let cx = &mut panic_context(); [INFO] [stderr] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `panic_context` in this scope [INFO] [stderr] --> tests/sink.rs:479:23 [INFO] [stderr] | [INFO] [stderr] 479 | let cx = &mut panic_context(); [INFO] [stderr] | ^^^^^^^^^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error: could not compile `futures-preview`. [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: 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-preview`. [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: aborting due to 2 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-preview`. [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: 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-preview`. [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" "debaa77e81ea8fe8c2c42d445e8305c53b5d722c79ee465b8c86126a26bc8783"` [INFO] running `"docker" "rm" "-f" "debaa77e81ea8fe8c2c42d445e8305c53b5d722c79ee465b8c86126a26bc8783"` [INFO] [stdout] debaa77e81ea8fe8c2c42d445e8305c53b5d722c79ee465b8c86126a26bc8783