[INFO] fetching crate dht-hal-drv 0.2.1...
[INFO] checking dht-hal-drv-0.2.1 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate dht-hal-drv 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dht-hal-drv 0.2.1 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dht-hal-drv 0.2.1
[INFO] finished tweaking crates.io crate dht-hal-drv 0.2.1
[INFO] tweaked toml for crates.io crate dht-hal-drv 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb643f23e2c52d25a2fa9018a546afe27bd79a290d42d9836c46e9166442e2f8
[INFO] running `Command { std: "docker" "start" "-a" "cb643f23e2c52d25a2fa9018a546afe27bd79a290d42d9836c46e9166442e2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb643f23e2c52d25a2fa9018a546afe27bd79a290d42d9836c46e9166442e2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb643f23e2c52d25a2fa9018a546afe27bd79a290d42d9836c46e9166442e2f8", kill_on_drop: false }`
[INFO] [stdout] cb643f23e2c52d25a2fa9018a546afe27bd79a290d42d9836c46e9166442e2f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84fe4dd5b06d87cb30996aad523057f99bb52ff4892ebbb63eb167c88dc1d45d
[INFO] running `Command { std: "docker" "start" "-a" "84fe4dd5b06d87cb30996aad523057f99bb52ff4892ebbb63eb167c88dc1d45d", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]     Checking dht-hal-drv v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type parameter `IO_PIN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn dht_read<IO_PIN>(
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to upper camel case: `IoPin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `IO_PIN` should have an upper camel case name
[INFO] [stdout]    --> src/lib.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub fn dht_read<IO_PIN>(
[INFO] [stdout]     |                 ^^^^^^ help: convert the identifier to upper camel case: `IoPin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `DHT11` is named the same as one of the variants of the type `DhtType`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: to match on the variant, qualify the path: `DhtType::DHT11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ----- matches any value
[INFO] [stdout] 126 |             _ => {
[INFO] [stdout]     |             ^ unreachable pattern
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `DHT11` is named the same as one of the variants of the type `DhtType`
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: to match on the variant, qualify the path: `DhtType::DHT11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ----- matches any value
[INFO] [stdout] 147 |             _ => {
[INFO] [stdout]     |             ^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DHT11`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_DHT11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DHT11`
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_DHT11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DHT11` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `dht11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DHT11` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `dht11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `DHT11` is named the same as one of the variants of the type `DhtType`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: to match on the variant, qualify the path: `DhtType::DHT11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ----- matches any value
[INFO] [stdout] 126 |             _ => {
[INFO] [stdout]     |             ^ unreachable pattern
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `DHT11` is named the same as one of the variants of the type `DhtType`
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: to match on the variant, qualify the path: `DhtType::DHT11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ----- matches any value
[INFO] [stdout] 147 |             _ => {
[INFO] [stdout]     |             ^ unreachable pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DHT11`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_DHT11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `DHT11`
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_DHT11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DHT11` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |             DHT11 => self.value[2] as f32,
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `dht11`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DHT11` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             DHT11 => self.value[0] as f32,
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `dht11`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "84fe4dd5b06d87cb30996aad523057f99bb52ff4892ebbb63eb167c88dc1d45d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84fe4dd5b06d87cb30996aad523057f99bb52ff4892ebbb63eb167c88dc1d45d", kill_on_drop: false }`
[INFO] [stdout] 84fe4dd5b06d87cb30996aad523057f99bb52ff4892ebbb63eb167c88dc1d45d