[INFO] cloning repository https://github.com/maxwellhammond/rumqtt-json
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxwellhammond/rumqtt-json" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8435973cbc268b4e8446504d80789939c6a2508c
[INFO] building maxwellhammond/rumqtt-json against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwellhammond%2Frumqtt-json" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maxwellhammond/rumqtt-json
[INFO] finished tweaking git repo https://github.com/maxwellhammond/rumqtt-json
[INFO] tweaked toml for git repo https://github.com/maxwellhammond/rumqtt-json written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxwellhammond/rumqtt-json on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maxwellhammond/rumqtt-json 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.65
[INFO] [stderr]   Downloaded thiserror-impl v1.0.65
[INFO] [stderr]   Downloaded security-framework-sys v2.12.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.7.3
[INFO] [stderr]   Downloaded schannel v0.1.26
[INFO] [stderr]   Downloaded tempfile v3.13.0
[INFO] [stderr]   Downloaded cc v1.1.31
[INFO] [stderr]   Downloaded rumqttc v0.24.0
[INFO] [stderr]   Downloaded tokio-util v0.7.12
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded hyper v1.5.0
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[INFO] [stderr]   Downloaded hashbrown v0.15.0
[INFO] [stderr]   Downloaded rustls v0.23.16
[INFO] [stderr]   Downloaded rustix v0.38.38
[INFO] [stderr]   Downloaded libc v0.2.161
[INFO] [stderr]   Downloaded tokio v1.41.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8612e189e372a8e6144864efbc61eb334fdf067d1807278cc78e5ae36b5088ee
[INFO] running `Command { std: "docker" "start" "-a" "8612e189e372a8e6144864efbc61eb334fdf067d1807278cc78e5ae36b5088ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8612e189e372a8e6144864efbc61eb334fdf067d1807278cc78e5ae36b5088ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8612e189e372a8e6144864efbc61eb334fdf067d1807278cc78e5ae36b5088ee", kill_on_drop: false }`
[INFO] [stdout] 8612e189e372a8e6144864efbc61eb334fdf067d1807278cc78e5ae36b5088ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d262761621b59f225047199257d380932ebf67f837bb09b9dfadd1ae7304c5b9
[INFO] running `Command { std: "docker" "start" "-a" "d262761621b59f225047199257d380932ebf67f837bb09b9dfadd1ae7304c5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling cc v1.1.31
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling rustls-pki-types v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
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[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling httparse v1.9.5
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[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.25.0
[INFO] [stderr]    Compiling rumqttc v0.24.0
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling hyper v1.5.0
[INFO] [stderr]    Compiling hyper-util v0.1.10
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.9
[INFO] [stderr]    Compiling rumqtt-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/mqtt.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rumqttc::{AsyncClient, ClientError, Event, EventLoop, Incoming, MqttOptions, QoS};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mqtt.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
[INFO] [stdout]    |                  ----^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APIResponse` is never constructed
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct APIResponse {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "d262761621b59f225047199257d380932ebf67f837bb09b9dfadd1ae7304c5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d262761621b59f225047199257d380932ebf67f837bb09b9dfadd1ae7304c5b9", kill_on_drop: false }`
[INFO] [stdout] d262761621b59f225047199257d380932ebf67f837bb09b9dfadd1ae7304c5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f570fa9813dd846db7b469c2ce3d9e267223be533896c566acecf79943de742e
[INFO] running `Command { std: "docker" "start" "-a" "f570fa9813dd846db7b469c2ce3d9e267223be533896c566acecf79943de742e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rumqtt-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/mqtt.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rumqttc::{AsyncClient, ClientError, Event, EventLoop, Incoming, MqttOptions, QoS};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mqtt.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
[INFO] [stdout]    |                  ----^^^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `APIResponse` is never constructed
[INFO] [stdout]  --> src/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct APIResponse {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "f570fa9813dd846db7b469c2ce3d9e267223be533896c566acecf79943de742e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f570fa9813dd846db7b469c2ce3d9e267223be533896c566acecf79943de742e", kill_on_drop: false }`
[INFO] [stdout] f570fa9813dd846db7b469c2ce3d9e267223be533896c566acecf79943de742e