[INFO] fetching crate mqtt-visualizer 0.2.0... [INFO] testing mqtt-visualizer-0.2.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2 [INFO] extracting crate mqtt-visualizer 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate mqtt-visualizer 0.2.0 on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-3-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4279aacb81d00d190e360760436c168829eb609b896381a010278ccfebd3c18 [INFO] running `Command { std: "docker" "start" "-a" "f4279aacb81d00d190e360760436c168829eb609b896381a010278ccfebd3c18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4279aacb81d00d190e360760436c168829eb609b896381a010278ccfebd3c18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4279aacb81d00d190e360760436c168829eb609b896381a010278ccfebd3c18", kill_on_drop: false }` [INFO] [stdout] f4279aacb81d00d190e360760436c168829eb609b896381a010278ccfebd3c18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b1362cceb40d444518699c5fa272dcb5f9e1403a6b90cfd2ad312338c7d9581 [INFO] running `Command { std: "docker" "start" "-a" "0b1362cceb40d444518699c5fa272dcb5f9e1403a6b90cfd2ad312338c7d9581", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling heapless v0.7.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling bytes v1.0.1 [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] [stdout] warning: fields `dup`, `qospid`, `retain`, `topic_name`, and `payload` are never read [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Publish { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 7 | dup: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 8 | qospid: mqttrs::QosPid, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | retain: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | topic_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | payload: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Publish` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.94s [INFO] running `Command { std: "docker" "inspect" "0b1362cceb40d444518699c5fa272dcb5f9e1403a6b90cfd2ad312338c7d9581", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b1362cceb40d444518699c5fa272dcb5f9e1403a6b90cfd2ad312338c7d9581", kill_on_drop: false }` [INFO] [stdout] 0b1362cceb40d444518699c5fa272dcb5f9e1403a6b90cfd2ad312338c7d9581 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9332ad4785ee25dd981509a697fb3c2c8d264b8dc4fb1212fe8d59ad4b80f6b7 [INFO] running `Command { std: "docker" "start" "-a" "9332ad4785ee25dd981509a697fb3c2c8d264b8dc4fb1212fe8d59ad4b80f6b7", kill_on_drop: false }` [INFO] [stdout] warning: fields `dup`, `qospid`, `retain`, `topic_name`, and `payload` are never read [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Publish { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 7 | dup: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 8 | qospid: mqttrs::QosPid, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | retain: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | topic_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | payload: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Publish` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mqtt-visualizer v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `dup`, `qospid`, `retain`, `topic_name`, and `payload` are never read [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Publish { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 7 | dup: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 8 | qospid: mqttrs::QosPid, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 9 | retain: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 10 | topic_name: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 11 | payload: String [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Publish` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "9332ad4785ee25dd981509a697fb3c2c8d264b8dc4fb1212fe8d59ad4b80f6b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9332ad4785ee25dd981509a697fb3c2c8d264b8dc4fb1212fe8d59ad4b80f6b7", kill_on_drop: false }` [INFO] [stdout] 9332ad4785ee25dd981509a697fb3c2c8d264b8dc4fb1212fe8d59ad4b80f6b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9939f42079f85d9449f1663a5db1dc128f4043043ebf6f18a90198d588eab8cd [INFO] running `Command { std: "docker" "start" "-a" "9939f42079f85d9449f1663a5db1dc128f4043043ebf6f18a90198d588eab8cd", kill_on_drop: false }` [INFO] [stderr] warning: fields `dup`, `qospid`, `retain`, `topic_name`, and `payload` are never read [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 6 | struct Publish { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 7 | dup: bool, [INFO] [stderr] | ^^^ [INFO] [stderr] 8 | qospid: mqttrs::QosPid, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 9 | retain: bool, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 10 | topic_name: String, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] 11 | payload: String [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Publish` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mqtt-visualizer` (lib) generated 1 warning [INFO] [stderr] warning: `mqtt-visualizer` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mqtt_visualizer-0a652dde3b1d6236) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_format_disconnect ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mqtt_visualizer-98558ce67dfd7485) [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] [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] [stderr] Doc-tests mqtt_visualizer [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" "9939f42079f85d9449f1663a5db1dc128f4043043ebf6f18a90198d588eab8cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9939f42079f85d9449f1663a5db1dc128f4043043ebf6f18a90198d588eab8cd", kill_on_drop: false }` [INFO] [stdout] 9939f42079f85d9449f1663a5db1dc128f4043043ebf6f18a90198d588eab8cd