[INFO] fetching crate esp_idf 0.1.0...
[INFO] checking esp_idf-0.1.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate esp_idf 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate esp_idf 0.1.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] started tweaking crates.io crate esp_idf 0.1.0
[INFO] finished tweaking crates.io crate esp_idf 0.1.0
[INFO] tweaked toml for crates.io crate esp_idf 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4ef0acbd8befbc86612d9df5b582e368d3b03992a5ea4b5fc6a488be70a5ce6
[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" "b4ef0acbd8befbc86612d9df5b582e368d3b03992a5ea4b5fc6a488be70a5ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ef0acbd8befbc86612d9df5b582e368d3b03992a5ea4b5fc6a488be70a5ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ef0acbd8befbc86612d9df5b582e368d3b03992a5ea4b5fc6a488be70a5ce6", kill_on_drop: false }`
[INFO] [stdout] b4ef0acbd8befbc86612d9df5b582e368d3b03992a5ea4b5fc6a488be70a5ce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b777249a2d6e8b2063f887daa284745904d67ed5c7c83aaadb06a627b4d5198
[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" "4b777249a2d6e8b2063f887daa284745904d67ed5c7c83aaadb06a627b4d5198", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking esp_idf_dev_sys v0.1.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking esp_idf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/mqtt.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn init(config: &esp_mqtt_client_config_t) -> Result<(), Error> {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/mqtt.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn init(config: &esp_mqtt_client_config_t) -> Result<(), Error> {
[INFO] [stdout]    |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `StaGotIp` should have an upper case name
[INFO] [stdout]    --> src/event.rs:109:19
[INFO] [stdout]     |
[INFO] [stdout] 109 |         pub const StaGotIp: Event = Event::Ip(IpEvent::StaGotIp);
[INFO] [stdout]     |                   ^^^^^^^^ help: convert the identifier to upper case: `STA_GOT_IP`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Any` should have an upper case name
[INFO] [stdout]    --> src/event.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |         pub const Any: Event = Event::Wifi(WifiEvent::Any);
[INFO] [stdout]     |                   ^^^ help: convert the identifier to upper case: `ANY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `StaGotIp` should have an upper case name
[INFO] [stdout]    --> src/event.rs:109:19
[INFO] [stdout]     |
[INFO] [stdout] 109 |         pub const StaGotIp: Event = Event::Ip(IpEvent::StaGotIp);
[INFO] [stdout]     |                   ^^^^^^^^ help: convert the identifier to upper case: `STA_GOT_IP`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Any` should have an upper case name
[INFO] [stdout]    --> src/event.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |         pub const Any: Event = Event::Wifi(WifiEvent::Any);
[INFO] [stdout]     |                   ^^^ help: convert the identifier to upper case: `ANY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.65s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b777249a2d6e8b2063f887daa284745904d67ed5c7c83aaadb06a627b4d5198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b777249a2d6e8b2063f887daa284745904d67ed5c7c83aaadb06a627b4d5198", kill_on_drop: false }`
[INFO] [stdout] 4b777249a2d6e8b2063f887daa284745904d67ed5c7c83aaadb06a627b4d5198