[INFO] fetching crate rumqttlog 0.7.0...
[INFO] testing rumqttlog-0.7.0 against 1.55.0 for beta-1.56-2
[INFO] extracting crate rumqttlog 0.7.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate rumqttlog 0.7.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rumqttlog 0.7.0
[INFO] finished tweaking crates.io crate rumqttlog 0.7.0
[INFO] tweaked toml for crates.io crate rumqttlog 0.7.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded jackiechan v0.0.4
[INFO] [stderr]   Downloaded mqttbytes v0.4.0
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded pprof v0.3.22
[INFO] [stderr]   Downloaded segments v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d1633cf0adf75f28c64af8e3b52b92cda7fa006caa26fe4b5a4a0cddfaa4d4e
[INFO] running `Command { std: "docker" "start" "-a" "6d1633cf0adf75f28c64af8e3b52b92cda7fa006caa26fe4b5a4a0cddfaa4d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d1633cf0adf75f28c64af8e3b52b92cda7fa006caa26fe4b5a4a0cddfaa4d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1633cf0adf75f28c64af8e3b52b92cda7fa006caa26fe4b5a4a0cddfaa4d4e", kill_on_drop: false }`
[INFO] [stdout] 6d1633cf0adf75f28c64af8e3b52b92cda7fa006caa26fe4b5a4a0cddfaa4d4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec23583dcb2a31b1ae3f5b3f90299c4e766f361640f6ac9fb29ef59d065edb4
[INFO] running `Command { std: "docker" "start" "-a" "bec23583dcb2a31b1ae3f5b3f90299c4e766f361640f6ac9fb29ef59d065edb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling mqttbytes v0.4.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling jackiechan v0.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling segments v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling rumqttlog v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "bec23583dcb2a31b1ae3f5b3f90299c4e766f361640f6ac9fb29ef59d065edb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec23583dcb2a31b1ae3f5b3f90299c4e766f361640f6ac9fb29ef59d065edb4", kill_on_drop: false }`
[INFO] [stdout] bec23583dcb2a31b1ae3f5b3f90299c4e766f361640f6ac9fb29ef59d065edb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d69a2ae4d6029973605a9a525ca4f64d9cfed13c2316db0b07c503142c05120
[INFO] running `Command { std: "docker" "start" "-a" "3d69a2ae4d6029973605a9a525ca4f64d9cfed13c2316db0b07c503142c05120", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling symbolic-demangle v8.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling symbolic-common v8.3.0
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling inferno v0.10.7
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling pprof v0.3.22
[INFO] [stderr]    Compiling rumqttlog v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "3d69a2ae4d6029973605a9a525ca4f64d9cfed13c2316db0b07c503142c05120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d69a2ae4d6029973605a9a525ca4f64d9cfed13c2316db0b07c503142c05120", kill_on_drop: false }`
[INFO] [stdout] 3d69a2ae4d6029973605a9a525ca4f64d9cfed13c2316db0b07c503142c05120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a4ced85e397a972d2a4a0fe38484202394e96dd3a9924f79dbec650ca9c78f1
[INFO] running `Command { std: "docker" "start" "-a" "3a4ced85e397a972d2a4a0fe38484202394e96dd3a9924f79dbec650ca9c78f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rumqttlog-af152f1724284cd6)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test router::router::test::topics_notifications_does_not_create_infinite_loops ... ok
[INFO] [stderr]      Running tests/mesh.rs (/opt/rustwide/target/debug/deps/mesh-0a447a257d339885)
[INFO] [stdout] test router::tracker::test::unsubscribe_removes_requests_from_queue ... ok
[INFO] [stderr]      Running tests/router.rs (/opt/rustwide/target/debug/deps/router-b5fb4e7f287d9936)
[INFO] [stdout] test router::router::test::data_notifications_does_not_create_infinite_loops ... ok
[INFO] [stdout] test router::router::test::failed_notification_connection_should_not_be_scheduled ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test new_connection_data_notifies_interested_connections ... ok
[INFO] [stdout] test failed_notifications_are_retried_after_connection_ready ... ok
[INFO] [stdout] test acks_are_returned_as_expected_to_the_connection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.07s
[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" "3a4ced85e397a972d2a4a0fe38484202394e96dd3a9924f79dbec650ca9c78f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4ced85e397a972d2a4a0fe38484202394e96dd3a9924f79dbec650ca9c78f1", kill_on_drop: false }`
[INFO] [stdout] 3a4ced85e397a972d2a4a0fe38484202394e96dd3a9924f79dbec650ca9c78f1