[INFO] fetching crate lci-gateway 0.9.0...
[INFO] testing lci-gateway-0.9.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate lci-gateway 0.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate lci-gateway 0.9.0
[INFO] finished tweaking crates.io crate lci-gateway 0.9.0
[INFO] tweaked toml for crates.io crate lci-gateway 0.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lci-gateway 0.9.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lci-gateway 0.9.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "6ff617e231a04d19bb20d2010bcd1fb65cf0bbc421d93e1b5bc59e82bea55474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ff617e231a04d19bb20d2010bcd1fb65cf0bbc421d93e1b5bc59e82bea55474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff617e231a04d19bb20d2010bcd1fb65cf0bbc421d93e1b5bc59e82bea55474", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "9a21d952afa6c724f454342b003d493374e363ab3dd6cae940b18f3a68db578b", kill_on_drop: false }`
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.55s
[INFO] running `Command { std: "docker" "inspect" "9a21d952afa6c724f454342b003d493374e363ab3dd6cae940b18f3a68db578b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a21d952afa6c724f454342b003d493374e363ab3dd6cae940b18f3a68db578b", kill_on_drop: false }`
[INFO] [stdout] 9a21d952afa6c724f454342b003d493374e363ab3dd6cae940b18f3a68db578b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa05c113c07b758348200f202ea371f735cf61f4571177b31ebb37fcfb89400d
[INFO] running `Command { std: "docker" "start" "-a" "aa05c113c07b758348200f202ea371f735cf61f4571177b31ebb37fcfb89400d", kill_on_drop: false }`
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[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/tanks.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ThingError(lci_gateway::ThingError),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     ThingError(lci_gateway::ThingError),
[INFO] [stdout] 25 +     ThingError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/tanks.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout] 26 +     OnlineStateConversionError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/tanks.rs:27:20
[INFO] [stdout]    |
[INFO] [stdout] 27 |     TankLevelError(lci_gateway::TankLevelError),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 27 -     TankLevelError(lci_gateway::TankLevelError),
[INFO] [stdout] 27 +     TankLevelError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |     StatusDemoError(StatusDemoError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 59 -     StatusDemoError(StatusDemoError),
[INFO] [stdout] 59 +     StatusDemoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     FanDemoError(FanDemoError),
[INFO] [stdout]    |     ------------ ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 60 -     FanDemoError(FanDemoError),
[INFO] [stdout] 60 +     FanDemoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:65:14
[INFO] [stdout]    |
[INFO] [stdout] 65 |     SetError(lci_gateway::SetError),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FanDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 65 -     SetError(lci_gateway::SetError),
[INFO] [stdout] 65 +     SetError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |     ThingError(lci_gateway::ThingError),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 70 -     ThingError(lci_gateway::ThingError),
[INFO] [stdout] 70 +     ThingError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:71:23
[INFO] [stdout]    |
[INFO] [stdout] 71 |     HvacStatusFailure(lci_gateway::HvacStatusFailure),
[INFO] [stdout]    |     ----------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 71 -     HvacStatusFailure(lci_gateway::HvacStatusFailure),
[INFO] [stdout] 71 +     HvacStatusFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 |     HvacInsideTemperatureFailure(lci_gateway::HvacInsideTemperatureFailure),
[INFO] [stdout]    |     ---------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 72 -     HvacInsideTemperatureFailure(lci_gateway::HvacInsideTemperatureFailure),
[INFO] [stdout] 72 +     HvacInsideTemperatureFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:73:35
[INFO] [stdout]    |
[INFO] [stdout] 73 |     HvacOutsideTemperatureFailure(lci_gateway::HvacOutsideTemperatureFailure),
[INFO] [stdout]    |     ----------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 73 -     HvacOutsideTemperatureFailure(lci_gateway::HvacOutsideTemperatureFailure),
[INFO] [stdout] 73 +     HvacOutsideTemperatureFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:74:31
[INFO] [stdout]    |
[INFO] [stdout] 74 |     HvacLowTemperatureFailure(lci_gateway::HvacLowTemperatureFailure),
[INFO] [stdout]    |     ------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 74 -     HvacLowTemperatureFailure(lci_gateway::HvacLowTemperatureFailure),
[INFO] [stdout] 74 +     HvacLowTemperatureFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:75:32
[INFO] [stdout]    |
[INFO] [stdout] 75 |     HvacHighTemperatureFailure(lci_gateway::HvacHighTemperatureFailure),
[INFO] [stdout]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 75 -     HvacHighTemperatureFailure(lci_gateway::HvacHighTemperatureFailure),
[INFO] [stdout] 75 +     HvacHighTemperatureFailure(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:76:32
[INFO] [stdout]    |
[INFO] [stdout] 76 |     HvacFanModeConversionError(lci_gateway::HvacFanModeConversionError),
[INFO] [stdout]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 76 -     HvacFanModeConversionError(lci_gateway::HvacFanModeConversionError),
[INFO] [stdout] 76 +     HvacFanModeConversionError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/hvac.rs:77:31
[INFO] [stdout]    |
[INFO] [stdout] 77 |     HvacStatusConversionError(lci_gateway::HvacStatusConversionError),
[INFO] [stdout]    |     ------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 77 -     HvacStatusConversionError(lci_gateway::HvacStatusConversionError),
[INFO] [stdout] 77 +     HvacStatusConversionError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     SwitchError(lci_gateway::SwitchError),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 32 -     SwitchError(lci_gateway::SwitchError),
[INFO] [stdout] 32 +     SwitchError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ThingError(lci_gateway::ThingError),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 33 -     ThingError(lci_gateway::ThingError),
[INFO] [stdout] 33 +     ThingError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 34 -     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout] 34 +     OnlineStateConversionError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:35:32
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SwitchStateConversionError(lci_gateway::SwitchStateConversionError),
[INFO] [stdout]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 35 -     SwitchStateConversionError(lci_gateway::SwitchStateConversionError),
[INFO] [stdout] 35 +     SwitchStateConversionError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:36:29
[INFO] [stdout]    |
[INFO] [stdout] 36 |     SwitchRelayCurrentError(lci_gateway::SwitchRelayCurrentError),
[INFO] [stdout]    |     ----------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 36 -     SwitchRelayCurrentError(lci_gateway::SwitchRelayCurrentError),
[INFO] [stdout] 36 +     SwitchRelayCurrentError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/switch.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     SetError(lci_gateway::SetError),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 37 -     SetError(lci_gateway::SetError),
[INFO] [stdout] 37 +     SetError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 46 |     ThingError(lci_gateway::ThingError),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 46 -     ThingError(lci_gateway::ThingError),
[INFO] [stdout] 46 +     ThingError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |     DimmerDemoError(DimmerDemoError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 47 -     DimmerDemoError(DimmerDemoError),
[INFO] [stdout] 47 +     DimmerDemoError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |     BrightnessError(lci_gateway::DimmerBrightnessError),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 52 -     BrightnessError(lci_gateway::DimmerBrightnessError),
[INFO] [stdout] 52 +     BrightnessError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 53 |     OnlineError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     OnlineError(lci_gateway::OnlineStateConversionError),
[INFO] [stdout] 53 +     OnlineError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |     DimmerError(lci_gateway::DimmerError),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 54 -     DimmerError(lci_gateway::DimmerError),
[INFO] [stdout] 54 +     DimmerError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     SetError(lci_gateway::SetError),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 55 -     SetError(lci_gateway::SetError),
[INFO] [stdout] 55 +     SetError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/dimmers.rs:56:24
[INFO] [stdout]    |
[INFO] [stdout] 56 |     SetBrightnessError(lci_gateway::SetBrightnessError),
[INFO] [stdout]    |     ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 56 -     SetBrightnessError(lci_gateway::SetBrightnessError),
[INFO] [stdout] 56 +     SetBrightnessError(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 34.16s
[INFO] running `Command { std: "docker" "inspect" "aa05c113c07b758348200f202ea371f735cf61f4571177b31ebb37fcfb89400d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa05c113c07b758348200f202ea371f735cf61f4571177b31ebb37fcfb89400d", kill_on_drop: false }`
[INFO] [stdout] aa05c113c07b758348200f202ea371f735cf61f4571177b31ebb37fcfb89400d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb4c725e8725eb1f142714b6440e7118974a101927aa045afac7ba6cbd8c1c4e
[INFO] running `Command { std: "docker" "start" "-a" "cb4c725e8725eb1f142714b6440e7118974a101927aa045afac7ba6cbd8c1c4e", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |     ThingError(lci_gateway::ThingError),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 46 -     ThingError(lci_gateway::ThingError),
[INFO] [stderr] 46 +     ThingError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:47:21
[INFO] [stderr]    |
[INFO] [stderr] 47 |     DimmerDemoError(DimmerDemoError),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 47 -     DimmerDemoError(DimmerDemoError),
[INFO] [stderr] 47 +     DimmerDemoError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |     BrightnessError(lci_gateway::DimmerBrightnessError),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 52 -     BrightnessError(lci_gateway::DimmerBrightnessError),
[INFO] [stderr] 52 +     BrightnessError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:53:17
[INFO] [stderr]    |
[INFO] [stderr] 53 |     OnlineError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 53 -     OnlineError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr] 53 +     OnlineError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |     DimmerError(lci_gateway::DimmerError),
[INFO] [stderr]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 54 -     DimmerError(lci_gateway::DimmerError),
[INFO] [stderr] 54 +     DimmerError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:55:14
[INFO] [stderr]    |
[INFO] [stderr] 55 |     SetError(lci_gateway::SetError),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 55 -     SetError(lci_gateway::SetError),
[INFO] [stderr] 55 +     SetError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/dimmers.rs:56:24
[INFO] [stderr]    |
[INFO] [stderr] 56 |     SetBrightnessError(lci_gateway::SetBrightnessError),
[INFO] [stderr]    |     ------------------ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DimmerDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 56 -     SetBrightnessError(lci_gateway::SetBrightnessError),
[INFO] [stderr] 56 +     SetBrightnessError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/tanks.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |     ThingError(lci_gateway::ThingError),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 25 -     ThingError(lci_gateway::ThingError),
[INFO] [stderr] 25 +     ThingError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/tanks.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 26 -     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr] 26 +     OnlineStateConversionError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/tanks.rs:27:20
[INFO] [stderr]    |
[INFO] [stderr] 27 |     TankLevelError(lci_gateway::TankLevelError),
[INFO] [stderr]    |     -------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 27 -     TankLevelError(lci_gateway::TankLevelError),
[INFO] [stderr] 27 +     TankLevelError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:59:21
[INFO] [stderr]    |
[INFO] [stderr] 59 |     StatusDemoError(StatusDemoError),
[INFO] [stderr]    |     --------------- ^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 59 -     StatusDemoError(StatusDemoError),
[INFO] [stderr] 59 +     StatusDemoError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |     FanDemoError(FanDemoError),
[INFO] [stderr]    |     ------------ ^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 60 -     FanDemoError(FanDemoError),
[INFO] [stderr] 60 +     FanDemoError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:65:14
[INFO] [stderr]    |
[INFO] [stderr] 65 |     SetError(lci_gateway::SetError),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FanDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 65 -     SetError(lci_gateway::SetError),
[INFO] [stderr] 65 +     SetError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:70:16
[INFO] [stderr]    |
[INFO] [stderr] 70 |     ThingError(lci_gateway::ThingError),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 70 -     ThingError(lci_gateway::ThingError),
[INFO] [stderr] 70 +     ThingError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:71:23
[INFO] [stderr]    |
[INFO] [stderr] 71 |     HvacStatusFailure(lci_gateway::HvacStatusFailure),
[INFO] [stderr]    |     ----------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 71 -     HvacStatusFailure(lci_gateway::HvacStatusFailure),
[INFO] [stderr] 71 +     HvacStatusFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:72:34
[INFO] [stderr]    |
[INFO] [stderr] 72 |     HvacInsideTemperatureFailure(lci_gateway::HvacInsideTemperatureFailure),
[INFO] [stderr]    |     ---------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 72 -     HvacInsideTemperatureFailure(lci_gateway::HvacInsideTemperatureFailure),
[INFO] [stderr] 72 +     HvacInsideTemperatureFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:73:35
[INFO] [stderr]    |
[INFO] [stderr] 73 |     HvacOutsideTemperatureFailure(lci_gateway::HvacOutsideTemperatureFailure),
[INFO] [stderr]    |     ----------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 73 -     HvacOutsideTemperatureFailure(lci_gateway::HvacOutsideTemperatureFailure),
[INFO] [stderr] 73 +     HvacOutsideTemperatureFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:74:31
[INFO] [stderr]    |
[INFO] [stderr] 74 |     HvacLowTemperatureFailure(lci_gateway::HvacLowTemperatureFailure),
[INFO] [stderr]    |     ------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 74 -     HvacLowTemperatureFailure(lci_gateway::HvacLowTemperatureFailure),
[INFO] [stderr] 74 +     HvacLowTemperatureFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:75:32
[INFO] [stderr]    |
[INFO] [stderr] 75 |     HvacHighTemperatureFailure(lci_gateway::HvacHighTemperatureFailure),
[INFO] [stderr]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 75 -     HvacHighTemperatureFailure(lci_gateway::HvacHighTemperatureFailure),
[INFO] [stderr] 75 +     HvacHighTemperatureFailure(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:76:32
[INFO] [stderr]    |
[INFO] [stderr] 76 |     HvacFanModeConversionError(lci_gateway::HvacFanModeConversionError),
[INFO] [stderr]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 76 -     HvacFanModeConversionError(lci_gateway::HvacFanModeConversionError),
[INFO] [stderr] 76 +     HvacFanModeConversionError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/hvac.rs:77:31
[INFO] [stderr]    |
[INFO] [stderr] 77 |     HvacStatusConversionError(lci_gateway::HvacStatusConversionError),
[INFO] [stderr]    |     ------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `StatusDemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 77 -     HvacStatusConversionError(lci_gateway::HvacStatusConversionError),
[INFO] [stderr] 77 +     HvacStatusConversionError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |     SwitchError(lci_gateway::SwitchError),
[INFO] [stderr]    |     ----------- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 32 -     SwitchError(lci_gateway::SwitchError),
[INFO] [stderr] 32 +     SwitchError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     ThingError(lci_gateway::ThingError),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 33 -     ThingError(lci_gateway::ThingError),
[INFO] [stderr] 33 +     ThingError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 34 -     OnlineStateConversionError(lci_gateway::OnlineStateConversionError),
[INFO] [stderr] 34 +     OnlineStateConversionError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:35:32
[INFO] [stderr]    |
[INFO] [stderr] 35 |     SwitchStateConversionError(lci_gateway::SwitchStateConversionError),
[INFO] [stderr]    |     -------------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 35 -     SwitchStateConversionError(lci_gateway::SwitchStateConversionError),
[INFO] [stderr] 35 +     SwitchStateConversionError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 |     SwitchRelayCurrentError(lci_gateway::SwitchRelayCurrentError),
[INFO] [stderr]    |     ----------------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 36 -     SwitchRelayCurrentError(lci_gateway::SwitchRelayCurrentError),
[INFO] [stderr] 36 +     SwitchRelayCurrentError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/switch.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |     SetError(lci_gateway::SetError),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DemoError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 37 -     SetError(lci_gateway::SetError),
[INFO] [stderr] 37 +     SetError(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `lci-gateway` (example "dimmers") generated 7 warnings
[INFO] [stderr] warning: `lci-gateway` (example "tanks") generated 3 warnings
[INFO] [stderr] warning: `lci-gateway` (example "hvac") generated 11 warnings
[INFO] [stderr] warning: `lci-gateway` (example "switch") generated 6 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lci_gateway-c454dc49c7d59187)
[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 lci_gateway
[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" "cb4c725e8725eb1f142714b6440e7118974a101927aa045afac7ba6cbd8c1c4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4c725e8725eb1f142714b6440e7118974a101927aa045afac7ba6cbd8c1c4e", kill_on_drop: false }`
[INFO] [stdout] cb4c725e8725eb1f142714b6440e7118974a101927aa045afac7ba6cbd8c1c4e
