[INFO] cloning repository https://github.com/AwesomeIbex/embedded-hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AwesomeIbex/embedded-hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeIbex%2Fembedded-hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeIbex%2Fembedded-hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfd8598fcd41fb449ac0bbf00c00029462ea9c67
[INFO] testing AwesomeIbex/embedded-hello against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAwesomeIbex%2Fembedded-hello" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AwesomeIbex/embedded-hello on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking git repo https://github.com/AwesomeIbex/embedded-hello
[INFO] finished tweaking git repo https://github.com/AwesomeIbex/embedded-hello
[INFO] tweaked toml for git repo https://github.com/AwesomeIbex/embedded-hello written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/AwesomeIbex/embedded-hello already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5370fa935ffdfe9bc933345a72f9a4f26b26a720a0132f53908e7418f2b74d0c
[INFO] running `Command { std: "docker" "start" "-a" "5370fa935ffdfe9bc933345a72f9a4f26b26a720a0132f53908e7418f2b74d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5370fa935ffdfe9bc933345a72f9a4f26b26a720a0132f53908e7418f2b74d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5370fa935ffdfe9bc933345a72f9a4f26b26a720a0132f53908e7418f2b74d0c", kill_on_drop: false }`
[INFO] [stdout] 5370fa935ffdfe9bc933345a72f9a4f26b26a720a0132f53908e7418f2b74d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd6642735b382d7e7bf10dc521599f6b0709fe34ce5bca5fd0d3b2a6841b03e2
[INFO] running `Command { std: "docker" "start" "-a" "cd6642735b382d7e7bf10dc521599f6b0709fe34ce5bca5fd0d3b2a6841b03e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cortex-m v0.7.1
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f4xx-hal v0.8.3
[INFO] [stderr]    Compiling rusty-blink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Resolution`, `SampleTime`
[INFO] [stdout]   --> src/main.rs:14:45
[INFO] [stdout]    |
[INFO] [stdout] 14 | use stm32f4xx_hal::adc::config::{AdcConfig, Resolution, SampleTime};
[INFO] [stdout]    |                                             ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Analog`, `Output`, `PushPull`, `Speed`
[INFO] [stdout]   --> src/main.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 | use stm32f4xx_hal::gpio::{Analog, Speed, Output, PushPull};
[INFO] [stdout]    |                           ^^^^^^  ^^^^^  ^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PA0`, `PA1`
[INFO] [stdout]   --> src/main.rs:16:34
[INFO] [stdout]    |
[INFO] [stdout] 16 | use stm32f4xx_hal::gpio::gpioa::{PA0, PA1};
[INFO] [stdout]    |                                  ^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ADC1`, `GPIOA`, `GPIOC`, `RCC`
[INFO] [stdout]   --> src/main.rs:17:41
[INFO] [stdout]    |
[INFO] [stdout] 17 | use stm32f4xx_hal::stm32::{Peripherals, ADC1, GPIOA, GPIOC, RCC};
[INFO] [stdout]    |                                         ^^^^  ^^^^^  ^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stm32f4xx_hal::gpio::gpioc::PC13`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use stm32f4xx_hal::gpio::gpioc::PC13;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `stm32f4xx_hal::time::MegaHertz`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use stm32f4xx_hal::time::MegaHertz;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Clocks`, `Rcc`
[INFO] [stdout]   --> src/main.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | use stm32f4xx_hal::rcc::{Clocks, Rcc};
[INFO] [stdout]    |                          ^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-blink` due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cd6642735b382d7e7bf10dc521599f6b0709fe34ce5bca5fd0d3b2a6841b03e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd6642735b382d7e7bf10dc521599f6b0709fe34ce5bca5fd0d3b2a6841b03e2", kill_on_drop: false }`
[INFO] [stdout] cd6642735b382d7e7bf10dc521599f6b0709fe34ce5bca5fd0d3b2a6841b03e2