[INFO] cloning repository https://github.com/coookiecoder/STM32_DCC_ENCODER
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coookiecoder/STM32_DCC_ENCODER" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoookiecoder%2FSTM32_DCC_ENCODER", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoookiecoder%2FSTM32_DCC_ENCODER'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 060ed6a4f797b99151fe002b436251823b69ef34
[INFO] fixing coookiecoder/STM32_DCC_ENCODER 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%2Fcoookiecoder%2FSTM32_DCC_ENCODER" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/coookiecoder/STM32_DCC_ENCODER
[INFO] finished tweaking git repo https://github.com/coookiecoder/STM32_DCC_ENCODER
[INFO] tweaked toml for git repo https://github.com/coookiecoder/STM32_DCC_ENCODER written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coookiecoder/STM32_DCC_ENCODER 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/coookiecoder/STM32_DCC_ENCODER 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-storage v0.3.1
[INFO] [stderr]   Downloaded fugit-timer v0.1.3
[INFO] [stderr]   Downloaded fugit v0.3.9
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.23.0
[INFO] [stderr]   Downloaded stm32f4 v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901
[INFO] running `Command { std: "docker" "start" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901", 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" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901", 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" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901" "/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 cortex-m v0.7.7
[INFO] [stderr]    Compiling cortex-m-rt v0.7.5
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling stm32f4 v0.16.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.5
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling stm32f4xx-hal v0.23.0
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking fugit v0.3.9
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking num-conv v0.2.1
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking embedded-storage v0.3.1
[INFO] [stderr]     Checking panic-halt v1.0.0
[INFO] [stderr]     Checking STM32_DCC_ENCODER v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_halt` (which `STM32_DCC_ENCODER` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-2454596af857faa7.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/622891a4e29178280638a6b63a8908bde2c0c854/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ebc3593764c44f83.rmeta
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `STM32_DCC_ENCODER` (bin "STM32_DCC_ENCODER" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901", kill_on_drop: false }`
[INFO] [stdout] d9f2f09c6007b74b65bdb8397845a8ba09dfd8f4dece7bbaa54f5e1693c61901
