[INFO] fetching crate thermostat 0.0.2...
[INFO] checking thermostat-0.0.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate thermostat 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate thermostat 0.0.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thermostat 0.0.2
[INFO] finished tweaking crates.io crate thermostat 0.0.2
[INFO] tweaked toml for crates.io crate thermostat 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16d248de0207d5dc3077f7577ff5a118e36b388198fe876f341283b165fc99b4
[INFO] running `Command { std: "docker" "start" "-a" "16d248de0207d5dc3077f7577ff5a118e36b388198fe876f341283b165fc99b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16d248de0207d5dc3077f7577ff5a118e36b388198fe876f341283b165fc99b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d248de0207d5dc3077f7577ff5a118e36b388198fe876f341283b165fc99b4", kill_on_drop: false }`
[INFO] [stdout] 16d248de0207d5dc3077f7577ff5a118e36b388198fe876f341283b165fc99b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91660267d3cd727aabbd9b10ef33a74f1eaec61d25102803d14247862b779290
[INFO] running `Command { std: "docker" "start" "-a" "91660267d3cd727aabbd9b10ef33a74f1eaec61d25102803d14247862b779290", kill_on_drop: false }`
[INFO] [stderr]     Checking thermostat v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |     interface: &'a ThermostatInterface,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |     interface: &'a ThermostatInterface,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:235:28
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn new(interface: &ThermostatInterface) -> Thermostat {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |     interface: &'a ThermostatInterface,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:189:20
[INFO] [stdout]     |
[INFO] [stdout] 189 |     interface: &'a ThermostatInterface,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:235:28
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn new(interface: &ThermostatInterface) -> Thermostat {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ThermostatInterface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_heat_run_secs`
[INFO] [stdout]    --> src/lib.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     maximum_heat_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_cool_run_secs`
[INFO] [stdout]    --> src/lib.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 200 |     maximum_cool_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_fan_run_secs`
[INFO] [stdout]    --> src/lib.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     maximum_fan_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fan`
[INFO] [stdout]    --> src/lib.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 |     fn fan(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_heat_run_secs`
[INFO] [stdout]    --> src/lib.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     maximum_heat_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_cool_run_secs`
[INFO] [stdout]    --> src/lib.rs:200:5
[INFO] [stdout]     |
[INFO] [stdout] 200 |     maximum_cool_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `maximum_fan_run_secs`
[INFO] [stdout]    --> src/lib.rs:203:5
[INFO] [stdout]     |
[INFO] [stdout] 203 |     maximum_fan_run_secs: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fan`
[INFO] [stdout]    --> src/lib.rs:450:8
[INFO] [stdout]     |
[INFO] [stdout] 450 |     fn fan(&mut self) -> Result<(), Error> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "91660267d3cd727aabbd9b10ef33a74f1eaec61d25102803d14247862b779290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91660267d3cd727aabbd9b10ef33a74f1eaec61d25102803d14247862b779290", kill_on_drop: false }`
[INFO] [stdout] 91660267d3cd727aabbd9b10ef33a74f1eaec61d25102803d14247862b779290