[INFO] fetching crate rumqttlog 0.3.0...
[INFO] testing rumqttlog-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rumqttlog 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rumqttlog 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumqttlog 0.3.0
[INFO] finished tweaking crates.io crate rumqttlog 0.3.0
[INFO] tweaked toml for crates.io crate rumqttlog 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mqtt4bytes v0.4.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[INFO] [stderr]   Downloaded ahash v0.6.2
[INFO] [stderr]   Downloaded inferno v0.10.2
[INFO] [stderr]   Downloaded symbolic-common v8.0.0
[INFO] [stderr]   Downloaded jackiechan v0.0.2
[INFO] [stderr]   Downloaded segments v0.1.0
[INFO] [stderr]   Downloaded pprof v0.3.20
[INFO] [stderr]   Downloaded symbolic-demangle v8.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 482d30ba6a11e75259dafe15a11878f565ab7f1fc319c1f9db4895486d1f7ad4
[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" "482d30ba6a11e75259dafe15a11878f565ab7f1fc319c1f9db4895486d1f7ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482d30ba6a11e75259dafe15a11878f565ab7f1fc319c1f9db4895486d1f7ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482d30ba6a11e75259dafe15a11878f565ab7f1fc319c1f9db4895486d1f7ad4", kill_on_drop: false }`
[INFO] [stdout] 482d30ba6a11e75259dafe15a11878f565ab7f1fc319c1f9db4895486d1f7ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecdfb32d21a67b3015b843e1de80070983ea2b4aacf2579a7adfeefc34da0632
[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" "ecdfb32d21a67b3015b843e1de80070983ea2b4aacf2579a7adfeefc34da0632", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling jackiechan v0.0.2
[INFO] [stderr]    Compiling segments v0.1.0
[INFO] [stderr]    Compiling mqtt4bytes v0.4.0
[INFO] [stderr]    Compiling rumqttlog v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `Command { std: "docker" "inspect" "ecdfb32d21a67b3015b843e1de80070983ea2b4aacf2579a7adfeefc34da0632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdfb32d21a67b3015b843e1de80070983ea2b4aacf2579a7adfeefc34da0632", kill_on_drop: false }`
[INFO] [stdout] ecdfb32d21a67b3015b843e1de80070983ea2b4aacf2579a7adfeefc34da0632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5370f498f0a275ffdbc04fa34827d6644b66f8a197102c3860139a97706558b3
[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" "5370f498f0a275ffdbc04fa34827d6644b66f8a197102c3860139a97706558b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling symbolic-demangle v8.0.0
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling ahash v0.6.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling symbolic-common v8.0.0
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling inferno v0.10.2
[INFO] [stderr]    Compiling argh v0.1.4
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling pprof v0.3.20
[INFO] [stderr]    Compiling rumqttlog v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add_new_replica_connection`
[INFO] [stdout]    --> src/router/router.rs:848:8
[INFO] [stdout]     |
[INFO] [stdout] 848 |     fn add_new_replica_connection(router: &mut Router, id: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "5370f498f0a275ffdbc04fa34827d6644b66f8a197102c3860139a97706558b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5370f498f0a275ffdbc04fa34827d6644b66f8a197102c3860139a97706558b3", kill_on_drop: false }`
[INFO] [stdout] 5370f498f0a275ffdbc04fa34827d6644b66f8a197102c3860139a97706558b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c29d0a659cfb691681cf29b04db1b51fd660beba384c7d3c37fac7cbcc666d0a
[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" "c29d0a659cfb691681cf29b04db1b51fd660beba384c7d3c37fac7cbcc666d0a", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `add_new_replica_connection`
[INFO] [stderr]    --> src/router/router.rs:848:8
[INFO] [stderr]     |
[INFO] [stderr] 848 |     fn add_new_replica_connection(router: &mut Router, id: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rumqttlog-30514c20a08b8e00
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test router::tracker::test::unsubscribe_removes_requests_from_queue ... ok
[INFO] [stdout] test router::router::test::failed_notification_connection_should_not_be_scheduled ... ok
[INFO] [stdout] test router::router::test::data_notifications_does_not_create_infinite_loops ... ok
[INFO] [stdout] test router::router::test::topics_notifications_does_not_create_infinite_loops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mesh-4484572623cec4ee
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/router-5ad893344ae88375
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new_connection_data_notifies_interested_connections ... ok
[INFO] [stdout] test acks_are_returned_as_expected_to_the_connection ... ok
[INFO] [stdout] test failed_notifications_are_retried_after_connection_ready ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rumqttlog
[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" "c29d0a659cfb691681cf29b04db1b51fd660beba384c7d3c37fac7cbcc666d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29d0a659cfb691681cf29b04db1b51fd660beba384c7d3c37fac7cbcc666d0a", kill_on_drop: false }`
[INFO] [stdout] c29d0a659cfb691681cf29b04db1b51fd660beba384c7d3c37fac7cbcc666d0a