[INFO] fetching crate pcf8591-hal 0.1.0...
[INFO] checking pcf8591-hal-0.1.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate pcf8591-hal 0.1.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate pcf8591-hal 0.1.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pcf8591-hal 0.1.0
[INFO] finished tweaking crates.io crate pcf8591-hal 0.1.0
[INFO] tweaked toml for crates.io crate pcf8591-hal 0.1.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate pcf8591-hal 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded spidev v0.4.0
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded linux-embedded-hal v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10f7e29567d73d58084cd85cb0fcb8e6b787cef5d113e583b4e8497b6c1f9f88
[INFO] running `Command { std: "docker" "start" "-a" "10f7e29567d73d58084cd85cb0fcb8e6b787cef5d113e583b4e8497b6c1f9f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10f7e29567d73d58084cd85cb0fcb8e6b787cef5d113e583b4e8497b6c1f9f88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f7e29567d73d58084cd85cb0fcb8e6b787cef5d113e583b4e8497b6c1f9f88", kill_on_drop: false }`
[INFO] [stdout] 10f7e29567d73d58084cd85cb0fcb8e6b787cef5d113e583b4e8497b6c1f9f88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8161100f771c0f925baa02bd6aeeff85006937b16a7e592e78fa14cafa049b89
[INFO] running `Command { std: "docker" "start" "-a" "8161100f771c0f925baa02bd6aeeff85006937b16a7e592e78fa14cafa049b89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking pcf8591-hal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking spidev v0.4.0
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stdout] error[E0432]: unresolved import `pcf8591`
[INFO] [stdout]  --> examples/raspberry_pi_adc.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pcf8591::*;
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `pcf8591`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PCFADCNum`
[INFO] [stdout]  --> examples/raspberry_pi_adc.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let a0 = adc.read(PCFADCNum::A0).expect("can read ADC0");
[INFO] [stdout]   |                           ^^^^^^^^^ use of undeclared type `PCFADCNum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `PCF8591`
[INFO] [stdout]  --> examples/raspberry_pi_adc.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut adc = PCF8591::new(i2c, PCF8591_DEFAULT_ADDRESS);
[INFO] [stdout]   |                   ^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pcf8591_hal::PCF8591;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `PCF8591_DEFAULT_ADDRESS` in this scope
[INFO] [stdout]  --> examples/raspberry_pi_adc.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut adc = PCF8591::new(i2c, PCF8591_DEFAULT_ADDRESS);
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this constant
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pcf8591_hal::PCF8591_DEFAULT_ADDRESS;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pcf8591-hal` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8161100f771c0f925baa02bd6aeeff85006937b16a7e592e78fa14cafa049b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8161100f771c0f925baa02bd6aeeff85006937b16a7e592e78fa14cafa049b89", kill_on_drop: false }`
[INFO] [stdout] 8161100f771c0f925baa02bd6aeeff85006937b16a7e592e78fa14cafa049b89