[INFO] fetching crate spmc 0.3.0...
[INFO] testing spmc-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate spmc 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate spmc 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loom v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514669449b7b2ed448f0314dbee56b3b01f9314a0f65651e96e194106f7670ab
[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" "514669449b7b2ed448f0314dbee56b3b01f9314a0f65651e96e194106f7670ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514669449b7b2ed448f0314dbee56b3b01f9314a0f65651e96e194106f7670ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514669449b7b2ed448f0314dbee56b3b01f9314a0f65651e96e194106f7670ab", kill_on_drop: false }`
[INFO] [stdout] 514669449b7b2ed448f0314dbee56b3b01f9314a0f65651e96e194106f7670ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db97852a3c726d7d9b972ec76612e2ce6c4f0816761af1badc730037cbfaa07a
[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" "db97852a3c726d7d9b972ec76612e2ce6c4f0816761af1badc730037cbfaa07a", kill_on_drop: false }`
[INFO] [stderr]    Compiling spmc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "db97852a3c726d7d9b972ec76612e2ce6c4f0816761af1badc730037cbfaa07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db97852a3c726d7d9b972ec76612e2ce6c4f0816761af1badc730037cbfaa07a", kill_on_drop: false }`
[INFO] [stdout] db97852a3c726d7d9b972ec76612e2ce6c4f0816761af1badc730037cbfaa07a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f50d1bdc76d0e9eab75c7d05fd79b13171d1056cfe4426b36113c13750a2e72d
[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" "f50d1bdc76d0e9eab75c7d05fd79b13171d1056cfe4426b36113c13750a2e72d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling cc v1.0.72
[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 12.18s
[INFO] running `Command { std: "docker" "inspect" "f50d1bdc76d0e9eab75c7d05fd79b13171d1056cfe4426b36113c13750a2e72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50d1bdc76d0e9eab75c7d05fd79b13171d1056cfe4426b36113c13750a2e72d", kill_on_drop: false }`
[INFO] [stdout] f50d1bdc76d0e9eab75c7d05fd79b13171d1056cfe4426b36113c13750a2e72d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 7fd48b6e8672ff1455272323a16703e89307d895aa457485a168d4c62a996edc
[INFO] running `Command { std: "docker" "start" "-a" "7fd48b6e8672ff1455272323a16703e89307d895aa457485a168d4c62a996edc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spmc-d96fe017dd6cb22b)
[INFO] [stdout] test tests::test_multiple_consumers ... ok
[INFO] [stdout] test tests::test_recv_blocks ... 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::msgs_dropped ... ok
[INFO] [stdout] test tests::test_send_on_dropped_chan ... ok
[INFO] [stdout] test tests::msg_dropped ... ok
[INFO] [stdout] test tests::test_sanity ... ok
[INFO] [stdout] test tests::test_tx_dropped_rxs_drain ... ok
[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 0.51s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running tests/fuzz.rs (/opt/rustwide/target/debug/deps/fuzz-74120d74fdf79863)
[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" "7fd48b6e8672ff1455272323a16703e89307d895aa457485a168d4c62a996edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd48b6e8672ff1455272323a16703e89307d895aa457485a168d4c62a996edc", kill_on_drop: false }`
[INFO] [stdout] 7fd48b6e8672ff1455272323a16703e89307d895aa457485a168d4c62a996edc