[INFO] cloning repository https://github.com/w4tson/flic-async-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/w4tson/flic-async-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fflic-async-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fflic-async-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 273c9fd273fe371d19b225d56bac0ae7ff3bf68a
[INFO] checking w4tson/flic-async-rs against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fw4tson%2Fflic-async-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/w4tson/flic-async-rs on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/w4tson/flic-async-rs
[INFO] finished tweaking git repo https://github.com/w4tson/flic-async-rs
[INFO] tweaked toml for git repo https://github.com/w4tson/flic-async-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/w4tson/flic-async-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded num_enum v0.5.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3f03a7209ca22dd501890a4168a33f8f4e2199f7eadc842f10c4dd1ad35d9e0
[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" "d3f03a7209ca22dd501890a4168a33f8f4e2199f7eadc842f10c4dd1ad35d9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3f03a7209ca22dd501890a4168a33f8f4e2199f7eadc842f10c4dd1ad35d9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f03a7209ca22dd501890a4168a33f8f4e2199f7eadc842f10c4dd1ad35d9e0", kill_on_drop: false }`
[INFO] [stdout] d3f03a7209ca22dd501890a4168a33f8f4e2199f7eadc842f10c4dd1ad35d9e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 3baacd055ac54400b88a7b644c77ac7a578d9a8ec6a73effc9fdeadbd1441171
[INFO] running `Command { std: "docker" "start" "-a" "3baacd055ac54400b88a7b644c77ac7a578d9a8ec6a73effc9fdeadbd1441171", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num_enum_derive v0.5.1
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[INFO] [stderr]     Checking flic-async-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> src/hue.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stdout]  --> src/lights_controller.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, thread_rng};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]  --> src/hue.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stdout]  --> src/lights_controller.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{Rng, thread_rng};
[INFO] [stdout]   |            ^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/hue.rs:145:19
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn relevant_light(l: &IdentifiedLight) -> bool {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/lights_controller.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 |     async fn on_doubbeclick(&self, event : Event) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]    --> src/hue.rs:145:19
[INFO] [stdout]     |
[INFO] [stdout] 145 | fn relevant_light(l: &IdentifiedLight) -> bool {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/lights_controller.rs:72:36
[INFO] [stdout]    |
[INFO] [stdout] 72 |     async fn on_doubbeclick(&self, event : Event) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/hue.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         self.bridge.set_light_state(id, &cmd);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/hue.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         self.bridge.set_light_state(id, &cmd);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 28s
[INFO] running `Command { std: "docker" "inspect" "3baacd055ac54400b88a7b644c77ac7a578d9a8ec6a73effc9fdeadbd1441171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3baacd055ac54400b88a7b644c77ac7a578d9a8ec6a73effc9fdeadbd1441171", kill_on_drop: false }`
[INFO] [stdout] 3baacd055ac54400b88a7b644c77ac7a578d9a8ec6a73effc9fdeadbd1441171