[INFO] fetching crate futures-rx 0.2.1...
[INFO] testing futures-rx-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate futures-rx 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate futures-rx 0.2.1
[INFO] finished tweaking crates.io crate futures-rx 0.2.1
[INFO] tweaked toml for crates.io crate futures-rx 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-rx 0.2.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate futures-rx 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 578f2d51bb62ca75d41e4b3b2f3bfaa88f95ed255a3a35c2a3ea9f84713d5000
[INFO] running `Command { std: "docker" "start" "-a" "578f2d51bb62ca75d41e4b3b2f3bfaa88f95ed255a3a35c2a3ea9f84713d5000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "578f2d51bb62ca75d41e4b3b2f3bfaa88f95ed255a3a35c2a3ea9f84713d5000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578f2d51bb62ca75d41e4b3b2f3bfaa88f95ed255a3a35c2a3ea9f84713d5000", kill_on_drop: false }`
[INFO] [stdout] 578f2d51bb62ca75d41e4b3b2f3bfaa88f95ed255a3a35c2a3ea9f84713d5000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c754f0813f76a13f2c00c97e632d20098c6ac649fb30d66d34bbfd9e18363251
[INFO] running `Command { std: "docker" "start" "-a" "c754f0813f76a13f2c00c97e632d20098c6ac649fb30d66d34bbfd9e18363251", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling futures-rx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "c754f0813f76a13f2c00c97e632d20098c6ac649fb30d66d34bbfd9e18363251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c754f0813f76a13f2c00c97e632d20098c6ac649fb30d66d34bbfd9e18363251", kill_on_drop: false }`
[INFO] [stdout] c754f0813f76a13f2c00c97e632d20098c6ac649fb30d66d34bbfd9e18363251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d2cde92b4a3d3d371303f1e48b5e012be7174137d903f1e60a7012aaf5b9d5
[INFO] running `Command { std: "docker" "start" "-a" "08d2cde92b4a3d3d371303f1e48b5e012be7174137d903f1e60a7012aaf5b9d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling futures-rx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-time v3.0.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `Command { std: "docker" "inspect" "08d2cde92b4a3d3d371303f1e48b5e012be7174137d903f1e60a7012aaf5b9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d2cde92b4a3d3d371303f1e48b5e012be7174137d903f1e60a7012aaf5b9d5", kill_on_drop: false }`
[INFO] [stdout] 08d2cde92b4a3d3d371303f1e48b5e012be7174137d903f1e60a7012aaf5b9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65507559dc3e68d8ebc4cd86e00d7435e0a14f5cb5611c8cc5557769047adcde
[INFO] running `Command { std: "docker" "start" "-a" "65507559dc3e68d8ebc4cd86e00d7435e0a14f5cb5611c8cc5557769047adcde", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_rx-9f07b95b4013671f)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test stream::rx::combine_latest::test ... ok
[INFO] [stdout] test stream::rx::zip::test ... ok
[INFO] [stdout] test stream_ext::buffer::test::smoke ... ok
[INFO] [stdout] test stream_ext::dematerialize::test::smoke ... ok
[INFO] [stdout] test stream_ext::distinct::test::smoke ... ok
[INFO] [stdout] test stream_ext::end_with::test::smoke ... ok
[INFO] [stdout] test stream_ext::distinct_until_changed::test::smoke ... ok
[INFO] [stdout] test stream_ext::inspect_done::test::smoke ... ok
[INFO] [stdout] test stream_ext::materialize::test::smoke ... ok
[INFO] [stdout] test stream_ext::race::test::smoke ... ok
[INFO] [stdout] test stream_ext::pairwise::test::smoke ... ok
[INFO] [stdout] test stream_ext::share::test::smoke ... ok
[INFO] [stdout] test stream_ext::switch_map::test::smoke ... ok
[INFO] [stdout] test stream_ext::window::test::smoke ... ok
[INFO] [stdout] test subject::publish_subject::test::subscribe_before_events ... ok
[INFO] [stdout] test subject::replay_subject::test::can_subscribe_multiple_times ... ok
[INFO] [stdout] test subject::replay_subject::test::replays_latest_events ... ok
[INFO] [stdout] test stream_ext::start_with::test::smoke ... ok
[INFO] [stdout] test subject::behavior_subject::test::replays_latest_event ... ok
[INFO] [stdout] test subject::publish_subject::test::can_create_events ... ok
[INFO] [stdout] test subject::publish_subject::test::err_event_ownership ... ok
[INFO] [stdout] test subject::publish_subject::test::ok_event_ownership ... ok
[INFO] [stdout] test subject::publish_subject::test::subscribe_after_events ... ok
[INFO] [stdout] test subject::behavior_subject::test::can_get_value ... ok
[INFO] [stdout] test subject::behavior_subject::test::can_subscribe_multiple_times ... ok
[INFO] [stdout] test stream_ext::delay::test::smoke ... ok
[INFO] [stdout] test stream_ext::delay_every::test::smoke ... ok
[INFO] [stdout] test stream_ext::sample::test::smoke ... ok
[INFO] [stdout] test stream_ext::timing::test::smoke ... ok
[INFO] [stdout] test stream_ext::debounce::test::smoke ... ok
[INFO] [stdout] test stream_ext::throttle::test::smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.52s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures_rx
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::pairwise (line 295) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::dematerialize (line 565) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::end_with (line 113) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::materialize (line 527) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::share (line 143) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::distinct (line 469) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::delay (line 592) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::buffer (line 392) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::delay_every (line 622) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::distinct_until_changed (line 498) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::race (line 58) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::inspect_done (line 698) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::share_behavior (line 177) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::share_replay (line 224) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::start_with (line 86) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::with_latest_from (line 654) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::window (line 438) ... ok
[INFO] [stdout] test src/stream_ext.rs - stream_ext::RxExt::switch_map (line 263) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65507559dc3e68d8ebc4cd86e00d7435e0a14f5cb5611c8cc5557769047adcde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65507559dc3e68d8ebc4cd86e00d7435e0a14f5cb5611c8cc5557769047adcde", kill_on_drop: false }`
[INFO] [stdout] 65507559dc3e68d8ebc4cd86e00d7435e0a14f5cb5611c8cc5557769047adcde