[INFO] fetching crate cb_fut 0.2.1... [INFO] testing cb_fut-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate cb_fut 0.2.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate cb_fut 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cb_fut 0.2.1 [INFO] finished tweaking crates.io crate cb_fut 0.2.1 [INFO] tweaked toml for crates.io crate cb_fut 0.2.1 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 18112cf6ccc4866c1253782fa7a04630a42367e236ac7e2f12d353996ecba6de [INFO] running `Command { std: "docker" "start" "-a" "18112cf6ccc4866c1253782fa7a04630a42367e236ac7e2f12d353996ecba6de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "18112cf6ccc4866c1253782fa7a04630a42367e236ac7e2f12d353996ecba6de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18112cf6ccc4866c1253782fa7a04630a42367e236ac7e2f12d353996ecba6de", kill_on_drop: false }` [INFO] [stdout] 18112cf6ccc4866c1253782fa7a04630a42367e236ac7e2f12d353996ecba6de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4f911e4b926c4af925e0bab048b90baf66b41d83f8e746756cd7ea2852a64b1 [INFO] running `Command { std: "docker" "start" "-a" "b4f911e4b926c4af925e0bab048b90baf66b41d83f8e746756cd7ea2852a64b1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-sink v0.3.16 [INFO] [stderr] Compiling futures-io v0.3.16 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling futures-executor v0.3.16 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling cb_fut v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.31s [INFO] running `Command { std: "docker" "inspect" "b4f911e4b926c4af925e0bab048b90baf66b41d83f8e746756cd7ea2852a64b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4f911e4b926c4af925e0bab048b90baf66b41d83f8e746756cd7ea2852a64b1", kill_on_drop: false }` [INFO] [stdout] b4f911e4b926c4af925e0bab048b90baf66b41d83f8e746756cd7ea2852a64b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bcdaf7fba16508c31fee87bcf00ba57cb621b469d0c0e8ab003626dd0e8d727 [INFO] running `Command { std: "docker" "start" "-a" "0bcdaf7fba16508c31fee87bcf00ba57cb621b469d0c0e8ab003626dd0e8d727", kill_on_drop: false }` [INFO] [stderr] Compiling cb_fut v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:666:71 [INFO] [stdout] | [INFO] [stdout] 666 | futures::executor::block_on(once_blocked!(func(2 + 3, ->() -> {3i32}))); [INFO] [stdout] | ^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around method argument [INFO] [stdout] --> src/lib.rs:728:64 [INFO] [stdout] | [INFO] [stdout] 728 | futures::executor::block_on(once_blocked!(func(->() -> {3i32}, 2 + 3))); [INFO] [stdout] | ^^^^^^ help: remove these braces [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.49s [INFO] running `Command { std: "docker" "inspect" "0bcdaf7fba16508c31fee87bcf00ba57cb621b469d0c0e8ab003626dd0e8d727", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcdaf7fba16508c31fee87bcf00ba57cb621b469d0c0e8ab003626dd0e8d727", kill_on_drop: false }` [INFO] [stdout] 0bcdaf7fba16508c31fee87bcf00ba57cb621b469d0c0e8ab003626dd0e8d727 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0cebc1046c7def8c7594d2e6eedb40a15c9de08023f08a89e8235ac40d89fa70 [INFO] running `Command { std: "docker" "start" "-a" "0cebc1046c7def8c7594d2e6eedb40a15c9de08023f08a89e8235ac40d89fa70", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary braces around method argument [INFO] [stderr] --> src/lib.rs:666:71 [INFO] [stderr] | [INFO] [stderr] 666 | futures::executor::block_on(once_blocked!(func(2 + 3, ->() -> {3i32}))); [INFO] [stderr] | ^^^^^^ help: remove these braces [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_braces)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary braces around method argument [INFO] [stderr] --> src/lib.rs:728:64 [INFO] [stderr] | [INFO] [stderr] 728 | futures::executor::block_on(once_blocked!(func(->() -> {3i32}, 2 + 3))); [INFO] [stderr] | ^^^^^^ help: remove these braces [INFO] [stderr] [INFO] [stderr] warning: `cb_fut` (lib test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cb_fut-b259496ba32cc649) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test tests::test_once_blocked_default_prefix_no_args ... ok [INFO] [stdout] test tests::test_once_blocked_default_infix ... ok [INFO] [stdout] test tests::test_once_blocked_prefix ... ok [INFO] [stdout] test tests::test_stream_infix ... ok [INFO] [stdout] test tests::test_stream_postfix ... ok [INFO] [stdout] test tests::test_stream_prefix ... ok [INFO] [stdout] test tests::test_once_blocked_default_prefix ... ok [INFO] [stdout] test tests::test_once_blocked_default_postfix ... ok [INFO] [stdout] test tests::test_stream_blocked_prefix ... ok [INFO] [stdout] test tests::test_once_blocked_default_infix_no_args ... ok [INFO] [stdout] test tests::test_once_blocked_infix ... ok [INFO] [stdout] test tests::test_once_blocked_postfix ... ok [INFO] [stdout] test tests::test_stream_prefix_no_args ... ok [INFO] [stdout] test tests::test_once_blocked_postfix_with_logic ... ok [INFO] [stdout] test tests::test_stream_blocked_postfix ... ok [INFO] [stdout] test tests::test_once_blocked_default_postfix_no_args ... ok [INFO] [stdout] test tests::test_stream_blocked_infix ... ok [INFO] [stdout] test tests::test_once_postfix_no_args ... ok [INFO] [stdout] test tests::test_once_prefix ... ok [INFO] [stdout] test tests::test_once_infix ... ok [INFO] [stdout] test tests::test_once_postfix ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.02s [INFO] [stdout] [INFO] [stderr] Doc-tests cb_fut [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - stream (line 250) ... ok [INFO] [stdout] test src/lib.rs - stream_blocked (line 318) ... ok [INFO] [stdout] test src/lib.rs - once (line 65) ... ok [INFO] [stdout] test src/lib.rs - once_blocked (line 132) ... ok [INFO] [stdout] test src/lib.rs - once_blocked (line 147) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.20s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0cebc1046c7def8c7594d2e6eedb40a15c9de08023f08a89e8235ac40d89fa70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cebc1046c7def8c7594d2e6eedb40a15c9de08023f08a89e8235ac40d89fa70", kill_on_drop: false }` [INFO] [stdout] 0cebc1046c7def8c7594d2e6eedb40a15c9de08023f08a89e8235ac40d89fa70