[INFO] fetching crate async-macros 2.0.0... [INFO] testing async-macros-2.0.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate async-macros 2.0.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate async-macros 2.0.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-macros 2.0.0 [INFO] finished tweaking crates.io crate async-macros 2.0.0 [INFO] tweaked toml for crates.io crate async-macros 2.0.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate async-macros 2.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a05a159e0355eaaad4660c11116751549477a0ddc91828c356263155c518f83e [INFO] running `Command { std: "docker" "start" "-a" "a05a159e0355eaaad4660c11116751549477a0ddc91828c356263155c518f83e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a05a159e0355eaaad4660c11116751549477a0ddc91828c356263155c518f83e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a05a159e0355eaaad4660c11116751549477a0ddc91828c356263155c518f83e", kill_on_drop: false }` [INFO] [stdout] a05a159e0355eaaad4660c11116751549477a0ddc91828c356263155c518f83e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68f0ef1132a0c4bb465c793870ff3f72d1ff66dcf8a70245dcfa6098a3350afa [INFO] running `Command { std: "docker" "start" "-a" "68f0ef1132a0c4bb465c793870ff3f72d1ff66dcf8a70245dcfa6098a3350afa", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling async-macros v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "68f0ef1132a0c4bb465c793870ff3f72d1ff66dcf8a70245dcfa6098a3350afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68f0ef1132a0c4bb465c793870ff3f72d1ff66dcf8a70245dcfa6098a3350afa", kill_on_drop: false }` [INFO] [stdout] 68f0ef1132a0c4bb465c793870ff3f72d1ff66dcf8a70245dcfa6098a3350afa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 082407fd07537c5832111187333c251ddea9982d16747c80d6a1ac0192fb06fd [INFO] running `Command { std: "docker" "start" "-a" "082407fd07537c5832111187333c251ddea9982d16747c80d6a1ac0192fb06fd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling async-macros v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 19.32s [INFO] running `Command { std: "docker" "inspect" "082407fd07537c5832111187333c251ddea9982d16747c80d6a1ac0192fb06fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "082407fd07537c5832111187333c251ddea9982d16747c80d6a1ac0192fb06fd", kill_on_drop: false }` [INFO] [stdout] 082407fd07537c5832111187333c251ddea9982d16747c80d6a1ac0192fb06fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6e415176ef5606512c226855510b5079a553643c70a0aa640d11a84150246b8a [INFO] running `Command { std: "docker" "start" "-a" "6e415176ef5606512c226855510b5079a553643c70a0aa640d11a84150246b8a", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_macros-9e56449de3382844) [INFO] [stdout] [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-d40c98e091ac49ad) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test should_work ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests async-macros [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/join.rs - join (line 12) ... FAILED [INFO] [stdout] test src/select.rs - select (line 18) ... FAILED [INFO] [stdout] test src/try_join.rs - try_join (line 14) ... FAILED [INFO] [stdout] test src/poll_fn.rs - poll_fn::poll_fn (line 22) ... FAILED [INFO] [stdout] test src/try_join.rs - try_join (line 30) ... FAILED [INFO] [stdout] test src/join_stream.rs - join_stream (line 49) ... ok [INFO] [stdout] test src/try_select.rs - try_select (line 15) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/join.rs - join (line 12) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/join.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/select.rs - select (line 18) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/select.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/try_join.rs - try_join (line 14) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/try_join.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/poll_fn.rs - poll_fn::poll_fn (line 22) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/poll_fn.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/try_join.rs - try_join (line 30) stdout ---- [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/try_join.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/join.rs - join (line 12) [INFO] [stdout] src/poll_fn.rs - poll_fn::poll_fn (line 22) [INFO] [stdout] src/select.rs - select (line 18) [INFO] [stdout] src/try_join.rs - try_join (line 14) [INFO] [stdout] src/try_join.rs - try_join (line 30) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6e415176ef5606512c226855510b5079a553643c70a0aa640d11a84150246b8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e415176ef5606512c226855510b5079a553643c70a0aa640d11a84150246b8a", kill_on_drop: false }` [INFO] [stdout] 6e415176ef5606512c226855510b5079a553643c70a0aa640d11a84150246b8a