[INFO] cloning repository https://github.com/kellpossible/rust-async-struggles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kellpossible/rust-async-struggles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkellpossible%2Frust-async-struggles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkellpossible%2Frust-async-struggles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c962d0fa160a2caebca6436cd3dc65291610d633
[INFO] testing kellpossible/rust-async-struggles against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkellpossible%2Frust-async-struggles" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kellpossible/rust-async-struggles
[INFO] finished tweaking git repo https://github.com/kellpossible/rust-async-struggles
[INFO] tweaked toml for git repo https://github.com/kellpossible/rust-async-struggles written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kellpossible/rust-async-struggles 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 git repo https://github.com/kellpossible/rust-async-struggles 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e95e463b98dffe3d2a5b788eca41ea8323f7abe62c20d020ad6fd66c2fdd8769
[INFO] running `Command { std: "docker" "start" "-a" "e95e463b98dffe3d2a5b788eca41ea8323f7abe62c20d020ad6fd66c2fdd8769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95e463b98dffe3d2a5b788eca41ea8323f7abe62c20d020ad6fd66c2fdd8769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95e463b98dffe3d2a5b788eca41ea8323f7abe62c20d020ad6fd66c2fdd8769", kill_on_drop: false }`
[INFO] [stdout] e95e463b98dffe3d2a5b788eca41ea8323f7abe62c20d020ad6fd66c2fdd8769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] efeb61fef6cac87e34a4401f3ca2351bae7d32a2968ec94be770e9a52350958f
[INFO] running `Command { std: "docker" "start" "-a" "efeb61fef6cac87e34a4401f3ca2351bae7d32a2968ec94be770e9a52350958f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling by_address v1.1.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling serial_test_derive v3.0.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling pin-project v1.1.4
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling serial_test v3.0.0
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling par-stream v0.10.2
[INFO] [stderr]    Compiling async-struggles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.26s
[INFO] running `Command { std: "docker" "inspect" "efeb61fef6cac87e34a4401f3ca2351bae7d32a2968ec94be770e9a52350958f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efeb61fef6cac87e34a4401f3ca2351bae7d32a2968ec94be770e9a52350958f", kill_on_drop: false }`
[INFO] [stdout] efeb61fef6cac87e34a4401f3ca2351bae7d32a2968ec94be770e9a52350958f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aebfbd4927a72585f530d89592ce79add496893374b823c46caab2785e444a16
[INFO] running `Command { std: "docker" "start" "-a" "aebfbd4927a72585f530d89592ce79add496893374b823c46caab2785e444a16", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-struggles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "aebfbd4927a72585f530d89592ce79add496893374b823c46caab2785e444a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aebfbd4927a72585f530d89592ce79add496893374b823c46caab2785e444a16", kill_on_drop: false }`
[INFO] [stdout] aebfbd4927a72585f530d89592ce79add496893374b823c46caab2785e444a16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] be485d98bdd1d19ce12eb60e896ebac811f046cb6ee041c00befed65aa620c74
[INFO] running `Command { std: "docker" "start" "-a" "be485d98bdd1d19ce12eb60e896ebac811f046cb6ee041c00befed65aa620c74", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_struggles-c93e2de028c90e06)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test::test_10_dashmap_async_deadlock ... ignored
[INFO] [stdout] test test::test_12_dashmap_deadlock ... ignored
[INFO] [stdout] test test::test_9_std_mutex_await_lock ... ignored
[INFO] [stdout] test test::test_10_tokio_mutex_await_lock ... ok
[INFO] [stdout] test test::test_3_with_buffer_task ... ok
[INFO] [stdout] test test::test_5_with_bounded_channel_tasks ... ok
[INFO] [stdout] test test::test_2_with_buffer ... ok
[INFO] [stdout] test test::test_6_with_bounded_channel_concurrent ... ok
[INFO] [stdout] test test::test_7_par_stream ... ok
[INFO] [stdout] test test::test_4_with_bounded_channel ... ok
[INFO] [stdout] test test::test_11_dashmap_thread ... ok
[INFO] [stdout] test test::test_1_naive ... ok
[INFO] [stderr]    Doc-tests async_struggles
[INFO] [stdout] test test::test_8_all_together ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 11.86s
[INFO] [stdout] 
[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" "be485d98bdd1d19ce12eb60e896ebac811f046cb6ee041c00befed65aa620c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be485d98bdd1d19ce12eb60e896ebac811f046cb6ee041c00befed65aa620c74", kill_on_drop: false }`
[INFO] [stdout] be485d98bdd1d19ce12eb60e896ebac811f046cb6ee041c00befed65aa620c74