[INFO] cloning repository https://github.com/UnChosenUndead/arduino_serial_io_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UnChosenUndead/arduino_serial_io_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnChosenUndead%2Farduino_serial_io_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnChosenUndead%2Farduino_serial_io_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a33bca53a8333286e563aa430016eacc325eda68
[INFO] fixing UnChosenUndead/arduino_serial_io_rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUnChosenUndead%2Farduino_serial_io_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/UnChosenUndead/arduino_serial_io_rust
[INFO] finished tweaking git repo https://github.com/UnChosenUndead/arduino_serial_io_rust
[INFO] tweaked toml for git repo https://github.com/UnChosenUndead/arduino_serial_io_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/UnChosenUndead/arduino_serial_io_rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/UnChosenUndead/arduino_serial_io_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rahix/avr-hal`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ufmt-macros v0.3.0
[INFO] [stderr]   Downloaded panic-halt v1.0.0
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0
[INFO] [stderr]   Downloaded unwrap-infallible v0.1.5
[INFO] [stderr]   Downloaded embedded-hal-bus v0.1.0
[INFO] [stderr]   Downloaded ufmt v0.2.0
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded avr-device-macros v0.7.0
[INFO] [stderr]   Downloaded avr-device v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066
[INFO] running `Command { std: "docker" "start" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling embedded-hal-bus v0.1.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking unwrap-infallible v0.1.5
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking panic-halt v1.0.0
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling avr-device-macros v0.7.0
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]     Checking ufmt v0.2.0
[INFO] [stderr]     Checking avr-device v0.7.0
[INFO] [stderr]     Checking avr-hal-generic v0.1.0 (https://github.com/rahix/avr-hal?rev=fafaf587a32a4500239fd073f89d1b9c36b48092#fafaf587)
[INFO] [stderr]     Checking atmega-hal v0.1.0 (https://github.com/rahix/avr-hal?rev=fafaf587a32a4500239fd073f89d1b9c36b48092#fafaf587)
[INFO] [stderr]     Checking arduino-hal v0.1.0 (https://github.com/rahix/avr-hal?rev=fafaf587a32a4500239fd073f89d1b9c36b48092#fafaf587)
[INFO] [stderr]     Checking arduino_serial_io_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Ensure that you are using an AVR target! You may need to change directories or pass a --target flag to cargo. See
[INFO] [stdout]               https://github.com/Rahix/avr-device/pull/41 for more details.
[INFO] [stdout]   --> src/main.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | #[arduino_hal::entry]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `arduino_hal::entry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `while let` pattern
[INFO] [stdout]   --> src/main.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 |         while let byte = serial.read_byte() {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the loop will never exit
[INFO] [stdout]    = help: consider instead using a `loop { ... }` with a `let` inside it
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arduino_serial_io_rust` (bin "arduino_serial_io_rust") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066", kill_on_drop: false }`
[INFO] [stdout] 19c968e813e7c2213749ca2764f7a6affbf883e466b2d08819d6fddef7b6d066
