[INFO] fetching crate desync 0.9.0...
[INFO] testing desync-0.9.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate desync 0.9.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate desync 0.9.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate desync 0.9.0
[INFO] tweaked toml for crates.io crate desync 0.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate desync 0.9.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate desync 0.9.0 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e56e8b07b280d802b5ec5fd148f42f178ea8fbb5c0bcf5ececab8ba29b427b0
[INFO] running `Command { std: "docker" "start" "-a" "1e56e8b07b280d802b5ec5fd148f42f178ea8fbb5c0bcf5ececab8ba29b427b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e56e8b07b280d802b5ec5fd148f42f178ea8fbb5c0bcf5ececab8ba29b427b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e56e8b07b280d802b5ec5fd148f42f178ea8fbb5c0bcf5ececab8ba29b427b0", kill_on_drop: false }`
[INFO] [stdout] 1e56e8b07b280d802b5ec5fd148f42f178ea8fbb5c0bcf5ececab8ba29b427b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d1889631716d743417ea9c19b3845da7e314d81bd0f38a25a25ce347edaa65
[INFO] running `Command { std: "docker" "start" "-a" "17d1889631716d743417ea9c19b3845da7e314d81bd0f38a25a25ce347edaa65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling num_cpus v1.16.0
[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 desync v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.24s
[INFO] running `Command { std: "docker" "inspect" "17d1889631716d743417ea9c19b3845da7e314d81bd0f38a25a25ce347edaa65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d1889631716d743417ea9c19b3845da7e314d81bd0f38a25a25ce347edaa65", kill_on_drop: false }`
[INFO] [stdout] 17d1889631716d743417ea9c19b3845da7e314d81bd0f38a25a25ce347edaa65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a7f1baa439f1da30a1fb251b34df07dbccd8854943e90c509800ef359a76dc6
[INFO] running `Command { std: "docker" "start" "-a" "4a7f1baa439f1da30a1fb251b34df07dbccd8854943e90c509800ef359a76dc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.50
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling js-sys v0.3.77
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.50
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.50
[INFO] [stderr]    Compiling desync v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 19.83s
[INFO] running `Command { std: "docker" "inspect" "4a7f1baa439f1da30a1fb251b34df07dbccd8854943e90c509800ef359a76dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a7f1baa439f1da30a1fb251b34df07dbccd8854943e90c509800ef359a76dc6", kill_on_drop: false }`
[INFO] [stdout] 4a7f1baa439f1da30a1fb251b34df07dbccd8854943e90c509800ef359a76dc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b25786b717fccabc37a0697835420208a4b225396e486bee01393e9c7b2754ba
[INFO] running `Command { std: "docker" "start" "-a" "b25786b717fccabc37a0697835420208a4b225396e486bee01393e9c7b2754ba", 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/desync-48fcbd688c1c7b4e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test scheduler::scheduler_future::test::cancels_when_dropped ... ok
[INFO] [stdout] test scheduler::scheduler_future::test::returns_immediately_if_signaled ... ok
[INFO] [stdout] test scheduler::scheduler_future::test::forces_queue_drain ... ok
[INFO] [stdout] test scheduler::scheduler_future::test::signals_from_another_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/desync.rs (/opt/rustwide/target/debug/deps/desync-725d3efdcb76af9e)
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test retrieve_data_synchronously ... ok
[INFO] [stdout] test scheduler::asynchronous::schedule_after_queue_released ... ok
[INFO] [stdout] test scheduler::asynchronous::schedule_async ... ok
[INFO] [stdout] test retrieve_data_into_local_var ... ok
[INFO] [stdout] test scheduler::asynchronous::panicking_panics_with_future_queues - should panic ... FAILED
[INFO] [stdout] test scheduler::asynchronous::will_schedule_separate_queues_in_parallel ... ok
[INFO] [stdout] test scheduler::future_desync::poll_two_futures_on_one_queue ... ok
[INFO] [stdout] test scheduler::asynchronous::will_schedule_in_order ... ok
[INFO] [stdout] test scheduler::future_desync::future_waits_for_us ... ok
[INFO] [stdout] test dropping_while_running_isnt_obviously_bad ... ok
[INFO] [stdout] test scheduler::future_desync::schedule_future ... ok
[INFO] [stdout] test scheduler::future_desync::schedule_future_with_no_scheduler_threads ... ok
[INFO] [stdout] test scheduler::future_desync::read_sync_result ... ok
[INFO] [stdout] test scheduler::future_desync::wait_for_desync_future_from_desync_future ... ok
[INFO] [stdout] test scheduler::future_sync::poll_two_futures_on_one_queue ... ok
[INFO] [stdout] test scheduler::future_desync::wait_for_future ... ok
[INFO] [stdout] test scheduler::future_desync::wake_future_with_no_scheduler_threads ... ok
[INFO] [stdout] test scheduler::future_sync::future_waits_for_us ... ok
[INFO] [stdout] test scheduler::future_sync::schedule_future ... ok
[INFO] [stdout] test scheduler::future_sync::wait_for_future ... ok
[INFO] [stdout] test scheduler::future_sync::schedule_future_with_no_scheduler_threads ... ok
[INFO] [stdout] test scheduler::future_sync::wait_for_desync_future_from_sync_future ... ok
[INFO] [stdout] test scheduler::future_sync::wake_future_with_no_scheduler_threads ... ok
[INFO] [stdout] test scheduler::suspend::safe_to_drop_suspended_queue ... ok
[INFO] [stdout] test scheduler::future_sync::wait_for_sync_future_from_desync_future ... ok
[INFO] [stdout] test double_future_and_sync ... ok
[INFO] [stdout] test scheduler::sync::reschedule_after_immediate_sync ... ok
[INFO] [stdout] test scheduler::sync::schedule_sync ... ok
[INFO] [stdout] test scheduler::suspend::suspend_queue_with_local_drain ... ok
[INFO] [stdout] test scheduler::future_sync::wait_for_sync_future_from_sync_future ... ok
[INFO] [stdout] test scheduler::sync::sync_has_synchronous_lifetime ... ok
[INFO] [stdout] test scheduler::sync::try_sync_fails_on_busy_queue ... ok
[INFO] [stdout] test scheduler::sync::try_sync_succeeds_on_idle_queue ... ok
[INFO] [stdout] test scheduler::sync::schedule_sync_after_async ... ok
[INFO] [stdout] test scheduler::sync::sync_drains_with_no_threads ... ok
[INFO] [stdout] test try_sync_fails_on_busy_queue ... ok
[INFO] [stdout] test try_sync_succeeds_on_idle_queue ... ok
[INFO] [stdout] test scheduler::sync::try_sync_succeeds_on_idle_queue_after_async_job ... ok
[INFO] [stdout] test scheduler::thread_management::will_despawn_extra_threads ... ok
[INFO] [stdout] test scheduler::future_sync::wait_for_sync_future_from_desync_future_without_awaiting ... ok
[INFO] [stdout] test try_sync_succeeds_on_idle_queue_after_async_job ... ok
[INFO] [stdout] test update_data_asynchronously ... ok
[INFO] [stdout] test future_and_sync ... ok
[INFO] [stdout] test update_data_with_future ... ok
[INFO] [stdout] test update_data_with_future_sync ... ok
[INFO] [stdout] test scheduler::asynchronous::async_runs_in_order_1000_iter ... ok
[INFO] [stdout] test wait_for_future ... ok
[INFO] [stdout] test scheduler::asynchronous::async_only_runs_once ... ok
[INFO] [stdout] test scheduler::suspend::suspend_queue_with_background_thread ... ok
[INFO] [stdout] test update_data_asynchronously_1000_times ... ok
[INFO] [stdout] test update_data_with_future_1000_times ... ok
[INFO] [stdout] test update_data_with_future_sync_1000_times ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- scheduler::asynchronous::panicking_panics_with_future_queues stdout ----
[INFO] [stdout] note: test did not panic as expected at tests/scheduler/asynchronous.rs:26:4
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     scheduler::asynchronous::panicking_panics_with_future_queues
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 51 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.82s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test desync`
[INFO] running `Command { std: "docker" "inspect" "b25786b717fccabc37a0697835420208a4b225396e486bee01393e9c7b2754ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b25786b717fccabc37a0697835420208a4b225396e486bee01393e9c7b2754ba", kill_on_drop: false }`
[INFO] [stdout] b25786b717fccabc37a0697835420208a4b225396e486bee01393e9c7b2754ba
