[INFO] fetching crate rppal_w_frontend 0.0.4...
[INFO] checking rppal_w_frontend-0.0.4 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate rppal_w_frontend 0.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rppal_w_frontend 0.0.4 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rppal_w_frontend 0.0.4
[INFO] finished tweaking crates.io crate rppal_w_frontend 0.0.4
[INFO] tweaked toml for crates.io crate rppal_w_frontend 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rppal_w_frontend 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b97ca51221e8b3d4e8483f146ca69465e89b865504c5bd724ec09393a3788ad4
[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" "b97ca51221e8b3d4e8483f146ca69465e89b865504c5bd724ec09393a3788ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97ca51221e8b3d4e8483f146ca69465e89b865504c5bd724ec09393a3788ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97ca51221e8b3d4e8483f146ca69465e89b865504c5bd724ec09393a3788ad4", kill_on_drop: false }`
[INFO] [stdout] b97ca51221e8b3d4e8483f146ca69465e89b865504c5bd724ec09393a3788ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be81acb985ecfb1ac94b25d7d7bea68832ea41fda57d1febe8f273659a09036e
[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" "be81acb985ecfb1ac94b25d7d7bea68832ea41fda57d1febe8f273659a09036e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking simple-signal v1.1.1
[INFO] [stderr]     Checking rppal_w_frontend v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio.rs:431:48
[INFO] [stdout]     |
[INFO] [stdout] 431 |         if self.inner.pins_taken[pin as usize].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:202:36
[INFO] [stdout]     |
[INFO] [stdout] 202 |             if !self.locks[offset].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:221:35
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if !self.locks[GPPUD].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:222:40
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 if !self.locks[offset].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio.rs:431:48
[INFO] [stdout]     |
[INFO] [stdout] 431 |         if self.inner.pins_taken[pin as usize].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:202:36
[INFO] [stdout]     |
[INFO] [stdout] 202 |             if !self.locks[offset].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:221:35
[INFO] [stdout]     |
[INFO] [stdout] 221 |             if !self.locks[GPPUD].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/gpio/mem.rs:222:40
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 if !self.locks[offset].compare_and_swap(false, true, Ordering::SeqCst) {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/gpio/interrupt.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     format!("No interrupt set for pin {}", pin)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     "No interrupt set for pin {}", pin
[INFO] [stdout]     |                    --                                --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/gpio/interrupt.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     format!("No interrupt set for pin {}", pin)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     "No interrupt set for pin {}", pin
[INFO] [stdout]     |                    --                                --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "be81acb985ecfb1ac94b25d7d7bea68832ea41fda57d1febe8f273659a09036e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be81acb985ecfb1ac94b25d7d7bea68832ea41fda57d1febe8f273659a09036e", kill_on_drop: false }`
[INFO] [stdout] be81acb985ecfb1ac94b25d7d7bea68832ea41fda57d1febe8f273659a09036e