[INFO] fetching crate cb_fut 0.2.1... [INFO] testing cb_fut-0.2.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate cb_fut 0.2.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate cb_fut 0.2.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd0b8a3ad1cb2a4b0927da638d0442e0240e34b8a4a6d8e8c9e0262950c8d199 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "cd0b8a3ad1cb2a4b0927da638d0442e0240e34b8a4a6d8e8c9e0262950c8d199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd0b8a3ad1cb2a4b0927da638d0442e0240e34b8a4a6d8e8c9e0262950c8d199", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd0b8a3ad1cb2a4b0927da638d0442e0240e34b8a4a6d8e8c9e0262950c8d199", kill_on_drop: false }` [INFO] [stdout] cd0b8a3ad1cb2a4b0927da638d0442e0240e34b8a4a6d8e8c9e0262950c8d199 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8a4ff7ef41388fdceb319c3edbb61d4a68280c2d636bacae629b2c76d29d48e1 [INFO] running `Command { std: "docker" "start" "-a" "8a4ff7ef41388fdceb319c3edbb61d4a68280c2d636bacae629b2c76d29d48e1", kill_on_drop: false }` [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling cb_fut v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:400:5 [INFO] [stdout] | [INFO] [stdout] 400 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:445:5 [INFO] [stdout] | [INFO] [stdout] 445 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.21s [INFO] running `Command { std: "docker" "inspect" "8a4ff7ef41388fdceb319c3edbb61d4a68280c2d636bacae629b2c76d29d48e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a4ff7ef41388fdceb319c3edbb61d4a68280c2d636bacae629b2c76d29d48e1", kill_on_drop: false }` [INFO] [stdout] 8a4ff7ef41388fdceb319c3edbb61d4a68280c2d636bacae629b2c76d29d48e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f577422df54dd9da195e5346c5ee0aada7e003ee22641c6d3afc8b60f229aba [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f577422df54dd9da195e5346c5ee0aada7e003ee22641c6d3afc8b60f229aba", kill_on_drop: false }` [INFO] [stderr] Compiling cb_fut v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:400:5 [INFO] [stdout] | [INFO] [stdout] 400 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:445:5 [INFO] [stdout] | [INFO] [stdout] 445 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [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: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:400:5 [INFO] [stdout] | [INFO] [stdout] 400 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `waker` [INFO] [stdout] --> src/lib.rs:445:5 [INFO] [stdout] | [INFO] [stdout] 445 | waker: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.93s [INFO] running `Command { std: "docker" "inspect" "6f577422df54dd9da195e5346c5ee0aada7e003ee22641c6d3afc8b60f229aba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f577422df54dd9da195e5346c5ee0aada7e003ee22641c6d3afc8b60f229aba", kill_on_drop: false }` [INFO] [stdout] 6f577422df54dd9da195e5346c5ee0aada7e003ee22641c6d3afc8b60f229aba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a4b04613e446d46ba54800e66e4694d41772cf2e6311c22ea93765fb5b76c96 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3a4b04613e446d46ba54800e66e4694d41772cf2e6311c22ea93765fb5b76c96", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `waker` [INFO] [stderr] --> src/lib.rs:400:5 [INFO] [stderr] | [INFO] [stderr] 400 | waker: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `waker` [INFO] [stderr] --> src/lib.rs:445:5 [INFO] [stderr] | [INFO] [stderr] 445 | waker: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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: field is never read: `waker` [INFO] [stderr] --> src/lib.rs:400:5 [INFO] [stderr] | [INFO] [stderr] 400 | waker: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `waker` [INFO] [stderr] --> src/lib.rs:445:5 [INFO] [stderr] | [INFO] [stderr] 445 | waker: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cb_fut-efabae4468baa249) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test tests::test_once_blocked_default_infix ... ok [INFO] [stdout] test tests::test_once_blocked_default_infix_no_args ... ok [INFO] [stdout] test tests::test_once_blocked_postfix_with_logic ... ok [INFO] [stdout] test tests::test_once_blocked_prefix ... ok [INFO] [stdout] test tests::test_stream_blocked_prefix ... ok [INFO] [stdout] test tests::test_stream_blocked_postfix ... 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_blocked_infix ... ok [INFO] [stdout] test tests::test_once_blocked_default_postfix ... ok [INFO] [stdout] test tests::test_stream_prefix_no_args ... 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_no_args ... ok [INFO] [stdout] test tests::test_once_blocked_default_prefix ... ok [INFO] [stdout] test tests::test_once_blocked_default_postfix_no_args ... ok [INFO] [stderr] Doc-tests cb_fut [INFO] [stdout] test tests::test_once_postfix ... ok [INFO] [stdout] test tests::test_once_postfix_no_args ... ok [INFO] [stdout] test tests::test_once_infix ... ok [INFO] [stdout] test tests::test_once_prefix ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s [INFO] [stdout] [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_blocked (line 132) ... ok [INFO] [stdout] test src/lib.rs - once (line 65) ... 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 6.14s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3a4b04613e446d46ba54800e66e4694d41772cf2e6311c22ea93765fb5b76c96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a4b04613e446d46ba54800e66e4694d41772cf2e6311c22ea93765fb5b76c96", kill_on_drop: false }` [INFO] [stdout] 3a4b04613e446d46ba54800e66e4694d41772cf2e6311c22ea93765fb5b76c96