[INFO] fetching crate cloudbbq-homie 0.1.0...
[INFO] checking cloudbbq-homie-0.1.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate cloudbbq-homie 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cloudbbq-homie 0.1.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking crates.io crate cloudbbq-homie 0.1.0
[INFO] finished tweaking crates.io crate cloudbbq-homie 0.1.0
[INFO] tweaked toml for crates.io crate cloudbbq-homie 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate cloudbbq-homie 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e672b234781ddfeb7b951cef8dc1567f26423e7895805affddc0bf3f8a6ab856
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e672b234781ddfeb7b951cef8dc1567f26423e7895805affddc0bf3f8a6ab856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e672b234781ddfeb7b951cef8dc1567f26423e7895805affddc0bf3f8a6ab856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e672b234781ddfeb7b951cef8dc1567f26423e7895805affddc0bf3f8a6ab856", kill_on_drop: false }`
[INFO] [stdout] e672b234781ddfeb7b951cef8dc1567f26423e7895805affddc0bf3f8a6ab856
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af1653a9e0f4e3acacc2e6cc87f336ead27bbc57c286e5766bec62d616398b40
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "af1653a9e0f4e3acacc2e6cc87f336ead27bbc57c286e5766bec62d616398b40", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
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[INFO] [stderr]    Compiling serde_derive v1.0.124
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[INFO] [stderr]    Compiling rustc_version v0.3.3
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[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking async-tungstenite v0.11.0
[INFO] [stderr]     Checking cloudbbq v0.1.1
[INFO] [stderr]     Checking rumqttc v0.4.0
[INFO] [stderr]     Checking homie-device v0.4.1
[INFO] [stderr]     Checking cloudbbq-homie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `homie_handle`
[INFO] [stdout]   --> src/bbq.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let (mut homie, homie_handle) = homie_builder.spawn().await?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_homie_handle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `homie_handle`
[INFO] [stdout]   --> src/bbq.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let (mut homie, homie_handle) = homie_builder.spawn().await?;
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_homie_handle`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[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 1m 46s
[INFO] running `Command { std: "docker" "inspect" "af1653a9e0f4e3acacc2e6cc87f336ead27bbc57c286e5766bec62d616398b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1653a9e0f4e3acacc2e6cc87f336ead27bbc57c286e5766bec62d616398b40", kill_on_drop: false }`
[INFO] [stdout] af1653a9e0f4e3acacc2e6cc87f336ead27bbc57c286e5766bec62d616398b40