[INFO] fetching crate mqtt-visualizer 0.2.0...
[INFO] testing mqtt-visualizer-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mqtt-visualizer 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mqtt-visualizer 0.2.0 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 mqtt-visualizer 0.2.0
[INFO] finished tweaking crates.io crate mqtt-visualizer 0.2.0
[INFO] tweaked toml for crates.io crate mqtt-visualizer 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate mqtt-visualizer 0.2.0 already has a lockfile, it will not be regenerated
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 1285e48783de41b7e2e5b622a3a8aea3aedb3850d30ad593f3da5024ca671eae
[INFO] running `Command { std: "docker" "start" "-a" "1285e48783de41b7e2e5b622a3a8aea3aedb3850d30ad593f3da5024ca671eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1285e48783de41b7e2e5b622a3a8aea3aedb3850d30ad593f3da5024ca671eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1285e48783de41b7e2e5b622a3a8aea3aedb3850d30ad593f3da5024ca671eae", kill_on_drop: false }`
[INFO] [stdout] 1285e48783de41b7e2e5b622a3a8aea3aedb3850d30ad593f3da5024ca671eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4ef1e2f0ed15aca1954a00f275199171af3d7d270cdaeee15b50035afff070e7
[INFO] running `Command { std: "docker" "start" "-a" "4ef1e2f0ed15aca1954a00f275199171af3d7d270cdaeee15b50035afff070e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mqttrs v0.4.1
[INFO] [stderr]    Compiling mqtt-visualizer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.24s
[INFO] running `Command { std: "docker" "inspect" "4ef1e2f0ed15aca1954a00f275199171af3d7d270cdaeee15b50035afff070e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef1e2f0ed15aca1954a00f275199171af3d7d270cdaeee15b50035afff070e7", kill_on_drop: false }`
[INFO] [stdout] 4ef1e2f0ed15aca1954a00f275199171af3d7d270cdaeee15b50035afff070e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0a9ebb31ad0414c046d9a01ea7c7ddda3037a057e99f9be6dbacd58417ec163a
[INFO] running `Command { std: "docker" "start" "-a" "0a9ebb31ad0414c046d9a01ea7c7ddda3037a057e99f9be6dbacd58417ec163a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mqtt-visualizer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "0a9ebb31ad0414c046d9a01ea7c7ddda3037a057e99f9be6dbacd58417ec163a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9ebb31ad0414c046d9a01ea7c7ddda3037a057e99f9be6dbacd58417ec163a", kill_on_drop: false }`
[INFO] [stdout] 0a9ebb31ad0414c046d9a01ea7c7ddda3037a057e99f9be6dbacd58417ec163a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 87fc55f0ac900aceab41374cdff1e876c08678110a68a23cb9af2266c7e60fe6
[INFO] running `Command { std: "docker" "start" "-a" "87fc55f0ac900aceab41374cdff1e876c08678110a68a23cb9af2266c7e60fe6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_visualizer-fef8cf25842d1d09)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_format_disconnect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mqtt_visualizer-9eeb8c59a779a1cf)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mqtt-visualizer
[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 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" "87fc55f0ac900aceab41374cdff1e876c08678110a68a23cb9af2266c7e60fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87fc55f0ac900aceab41374cdff1e876c08678110a68a23cb9af2266c7e60fe6", kill_on_drop: false }`
[INFO] [stdout] 87fc55f0ac900aceab41374cdff1e876c08678110a68a23cb9af2266c7e60fe6