[INFO] cloning repository https://github.com/EngineersBox/Rust-MQTT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EngineersBox/Rust-MQTT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngineersBox%2FRust-MQTT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngineersBox%2FRust-MQTT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 286732c6eec2afeca54161fe8a274323c49d0f29
[INFO] checking EngineersBox/Rust-MQTT against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngineersBox%2FRust-MQTT" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EngineersBox/Rust-MQTT on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EngineersBox/Rust-MQTT
[INFO] finished tweaking git repo https://github.com/EngineersBox/Rust-MQTT
[INFO] tweaked toml for git repo https://github.com/EngineersBox/Rust-MQTT written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/EngineersBox/Rust-MQTT already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v4.0.0
[INFO] [stderr]   Downloaded paho-mqtt v0.9.1
[INFO] [stderr]   Downloaded paho-mqtt-sys v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b894b9b8465d08b30b3ca1bbb92477043f91ed4805097c642283fa9d9bd1f43
[INFO] running `Command { std: "docker" "start" "-a" "3b894b9b8465d08b30b3ca1bbb92477043f91ed4805097c642283fa9d9bd1f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b894b9b8465d08b30b3ca1bbb92477043f91ed4805097c642283fa9d9bd1f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b894b9b8465d08b30b3ca1bbb92477043f91ed4805097c642283fa9d9bd1f43", kill_on_drop: false }`
[INFO] [stdout] 3b894b9b8465d08b30b3ca1bbb92477043f91ed4805097c642283fa9d9bd1f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b808b75b7e572a92b70ea2c1cb1de6749ea9d50f00021e082ad0c3b94ce0fc27
[INFO] running `Command { std: "docker" "start" "-a" "b808b75b7e572a92b70ea2c1cb1de6749ea9d50f00021e082ad0c3b94ce0fc27", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]    Compiling paho-mqtt-sys v0.5.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v4.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-async v2.6.0
[INFO] [stderr]     Checking java-properties v1.3.0
[INFO] [stderr]     Checking slog-term v2.8.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking paho-mqtt v0.9.1
[INFO] [stderr]     Checking rust-mqtt v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/analyser.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/pubcontroller.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/config/config.rs (2 fixes)
[INFO] [stderr]        Fixed src/logging/logging.rs (1 fix)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/analyser.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 49  | | ...ing message to verify as last or not
[INFO] [stdout]     | |______________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 102 | | ...      /// Here we format the topic from `counter/{qos}/{delay}` by replacing `{qos}` and `{delay}` with their respective values
[INFO] [stdout]     | |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 103 | / ...      Some(v) => vec![v.replace("{qos}", format!("{}", c_qos).as_str()).replace("{delay}", format!("{}", c_delay).as_str())],
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/analyser.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 49  | | ...ing message to verify as last or not
[INFO] [stdout]     | |______________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 102 | | ...      /// Here we format the topic from `counter/{qos}/{delay}` by replacing `{qos}` and `{delay}` with their respective values
[INFO] [stdout]     | |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 103 | / ...      Some(v) => vec![v.replace("{qos}", format!("{}", c_qos).as_str()).replace("{delay}", format!("{}", c_delay).as_str())],
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.83s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rust-mqtt v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/analyser.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 49  | | ...ing message to verify as last or not
[INFO] [stdout]     | |______________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 102 | | ...      /// Here we format the topic from `counter/{qos}/{delay}` by replacing `{qos}` and `{delay}` with their respective values
[INFO] [stdout]     | |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 103 | / ...      Some(v) => vec![v.replace("{qos}", format!("{}", c_qos).as_str()).replace("{delay}", format!("{}", c_delay).as_str())],
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/analyser.rs:102:21
[INFO] [stdout]     |
[INFO] [stdout] 49  | | ...ing message to verify as last or not
[INFO] [stdout]     | |______________________________________________________- rustdoc does not generate documentation for match arms
[INFO] [stdout] ...
[INFO] [stdout] 102 | | ...      /// Here we format the topic from `counter/{qos}/{delay}` by replacing `{qos}` and `{delay}` with their respective values
[INFO] [stdout]     | |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 103 | / ...      Some(v) => vec![v.replace("{qos}", format!("{}", c_qos).as_str()).replace("{delay}", format!("{}", c_delay).as_str())],
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "b808b75b7e572a92b70ea2c1cb1de6749ea9d50f00021e082ad0c3b94ce0fc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b808b75b7e572a92b70ea2c1cb1de6749ea9d50f00021e082ad0c3b94ce0fc27", kill_on_drop: false }`
[INFO] [stdout] b808b75b7e572a92b70ea2c1cb1de6749ea9d50f00021e082ad0c3b94ce0fc27