[INFO] fetching crate spmc 0.3.0...
[INFO] testing spmc-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate spmc 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate spmc 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spmc 0.3.0
[INFO] finished tweaking crates.io crate spmc 0.3.0
[INFO] tweaked toml for crates.io crate spmc 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generator v0.6.25
[INFO] [stderr]   Downloaded loom v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cc328f5226e44712a5737b9d9a9ba7406891dff3cbd6c976b83b4e12f792399
[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" "4cc328f5226e44712a5737b9d9a9ba7406891dff3cbd6c976b83b4e12f792399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cc328f5226e44712a5737b9d9a9ba7406891dff3cbd6c976b83b4e12f792399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc328f5226e44712a5737b9d9a9ba7406891dff3cbd6c976b83b4e12f792399", kill_on_drop: false }`
[INFO] [stdout] 4cc328f5226e44712a5737b9d9a9ba7406891dff3cbd6c976b83b4e12f792399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a3258156e02037384c489adae1eb682e50f99659077406cc1796d763fbb2554
[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" "8a3258156e02037384c489adae1eb682e50f99659077406cc1796d763fbb2554", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "8a3258156e02037384c489adae1eb682e50f99659077406cc1796d763fbb2554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3258156e02037384c489adae1eb682e50f99659077406cc1796d763fbb2554", kill_on_drop: false }`
[INFO] [stdout] 8a3258156e02037384c489adae1eb682e50f99659077406cc1796d763fbb2554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0dc405aa3f8432aa60fbab5434bdd5d00ae387e43f9138f8dd9942138e4bbd9
[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" "b0dc405aa3f8432aa60fbab5434bdd5d00ae387e43f9138f8dd9942138e4bbd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling generator v0.6.25
[INFO] [stderr]    Compiling loom v0.2.15
[INFO] [stderr]    Compiling spmc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.40s
[INFO] running `Command { std: "docker" "inspect" "b0dc405aa3f8432aa60fbab5434bdd5d00ae387e43f9138f8dd9942138e4bbd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0dc405aa3f8432aa60fbab5434bdd5d00ae387e43f9138f8dd9942138e4bbd9", kill_on_drop: false }`
[INFO] [stdout] b0dc405aa3f8432aa60fbab5434bdd5d00ae387e43f9138f8dd9942138e4bbd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", 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] da665e7fb044558fe01e6325c935e1371c7fb65b1ca3c57b7ed0ef0fb74ce75e
[INFO] running `Command { std: "docker" "start" "-a" "da665e7fb044558fe01e6325c935e1371c7fb65b1ca3c57b7ed0ef0fb74ce75e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spmc-99edf1a716f46e2f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_send_on_dropped_chan ... ok
[INFO] [stdout] test tests::msg_dropped ... ok
[INFO] [stdout] test tests::test_multiple_consumers ... ok
[INFO] [stdout] test tests::test_sanity ... ok
[INFO] [stdout] test tests::msgs_dropped ... ok
[INFO] [stdout] test tests::test_try_recv_on_dropped_chan ... ok
[INFO] [stdout] test tests::test_recv_unblocks_on_dropped_chan ... ok
[INFO] [stdout] test tests::test_recv_blocks ... ok
[INFO] [stdout] test tests::test_tx_dropped_rxs_drain ... ok
[INFO] [stderr]      Running tests/fuzz.rs (/opt/rustwide/target/debug/deps/fuzz-e40036637201dd14)
[INFO] [stdout] test tests::test_send_sleep ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_send ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test extra_message has been running for over 60 seconds
[INFO] [stdout] test message_per_thread has been running for over 60 seconds
[INFO] [stdout] test multiple_threads_race has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "da665e7fb044558fe01e6325c935e1371c7fb65b1ca3c57b7ed0ef0fb74ce75e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da665e7fb044558fe01e6325c935e1371c7fb65b1ca3c57b7ed0ef0fb74ce75e", kill_on_drop: false }`
[INFO] [stdout] da665e7fb044558fe01e6325c935e1371c7fb65b1ca3c57b7ed0ef0fb74ce75e