[INFO] fetching crate pubsub-tokio 1.0.0...
[INFO] testing pubsub-tokio-1.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pubsub-tokio 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pubsub-tokio 1.0.0
[INFO] finished tweaking crates.io crate pubsub-tokio 1.0.0
[INFO] tweaked toml for crates.io crate pubsub-tokio 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pubsub-tokio 1.0.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pubsub-tokio 1.0.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 608506d4c9ae7d6ce648538f075556db314b8c9b21f6806f60555e00f92d631a
[INFO] running `Command { std: "docker" "start" "-a" "608506d4c9ae7d6ce648538f075556db314b8c9b21f6806f60555e00f92d631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "608506d4c9ae7d6ce648538f075556db314b8c9b21f6806f60555e00f92d631a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608506d4c9ae7d6ce648538f075556db314b8c9b21f6806f60555e00f92d631a", kill_on_drop: false }`
[INFO] [stdout] 608506d4c9ae7d6ce648538f075556db314b8c9b21f6806f60555e00f92d631a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c2f276a433fb794dc05653011a819bfe115adec927abb048ee6e403beb144e
[INFO] running `Command { std: "docker" "start" "-a" "a3c2f276a433fb794dc05653011a819bfe115adec927abb048ee6e403beb144e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling snafu-derive v0.8.9
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling snafu v0.8.9
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling pubsub-tokio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.70s
[INFO] running `Command { std: "docker" "inspect" "a3c2f276a433fb794dc05653011a819bfe115adec927abb048ee6e403beb144e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c2f276a433fb794dc05653011a819bfe115adec927abb048ee6e403beb144e", kill_on_drop: false }`
[INFO] [stdout] a3c2f276a433fb794dc05653011a819bfe115adec927abb048ee6e403beb144e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64eee22ec7813919411c44bec9d5b539d6215bf8485f134420bae54d20289efb
[INFO] running `Command { std: "docker" "start" "-a" "64eee22ec7813919411c44bec9d5b539d6215bf8485f134420bae54d20289efb", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling pubsub-tokio v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "64eee22ec7813919411c44bec9d5b539d6215bf8485f134420bae54d20289efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64eee22ec7813919411c44bec9d5b539d6215bf8485f134420bae54d20289efb", kill_on_drop: false }`
[INFO] [stdout] 64eee22ec7813919411c44bec9d5b539d6215bf8485f134420bae54d20289efb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf9ce50fb54ad06dd31c75055ee6ab9933dfd3786f5b005aa10b625e26291cd7
[INFO] running `Command { std: "docker" "start" "-a" "cf9ce50fb54ad06dd31c75055ee6ab9933dfd3786f5b005aa10b625e26291cd7", 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/pubsub_tokio-dd2b857b7aeb0870)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test pubsub::tests::test_u64_key ... ok
[INFO] [stdout] test streamer::tests::should_notify_on_each_stream_item_using_callback ... ok
[INFO] [stdout] test streamer::tests::should_notify_on_broken_channel_stream ... ok
[INFO] [stdout] test pubsub::tests::test_sub ... ok
[INFO] [stdout] test streamer::tests::should_notify_on_stream_end_using_callback ... ok
[INFO] [stdout] test streamer::tests::should_notify_on_each_stream_item_using_future ... ok
[INFO] [stdout] test streamer::tests::should_pull_items_from_pairs_stream ... ok
[INFO] [stdout] test streamer::tests::should_notify_on_stream_end_using_future ... ok
[INFO] [stdout] test pubsub::tests::test_dispatcher ... ok
[INFO] [stdout] test pubsub::tests::zero_subscribers_should_be_valid ... ok
[INFO] [stdout] test streamer::delay::tests::test_partially_delayed_stream ... ok
[INFO] [stdout] test streamer::delay::tests::test_delayed_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pubsub_tokio
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf9ce50fb54ad06dd31c75055ee6ab9933dfd3786f5b005aa10b625e26291cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9ce50fb54ad06dd31c75055ee6ab9933dfd3786f5b005aa10b625e26291cd7", kill_on_drop: false }`
[INFO] [stdout] cf9ce50fb54ad06dd31c75055ee6ab9933dfd3786f5b005aa10b625e26291cd7