[INFO] cloning repository https://github.com/ggggxiaolong/stm32_rust_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggggxiaolong/stm32_rust_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggggxiaolong%2Fstm32_rust_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggggxiaolong%2Fstm32_rust_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2353f5f83b557aa2a0af6712f85298c26b5f63a6
[INFO] checking ggggxiaolong/stm32_rust_demo against master#8317fef20409adedaa7c385fa6e954867bf626fc for pr-154149-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggggxiaolong%2Fstm32_rust_demo" "/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
[INFO] started tweaking git repo https://github.com/ggggxiaolong/stm32_rust_demo
[INFO] finished tweaking git repo https://github.com/ggggxiaolong/stm32_rust_demo
[INFO] tweaked toml for git repo https://github.com/ggggxiaolong/stm32_rust_demo written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ggggxiaolong/stm32_rust_demo on toolchain 8317fef20409adedaa7c385fa6e954867bf626fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8317fef20409adedaa7c385fa6e954867bf626fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ggggxiaolong/stm32_rust_demo 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" "+8317fef20409adedaa7c385fa6e954867bf626fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded mfrc522 v0.2.0
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded generic-array v0.11.1
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded cortex-m v0.7.1
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.6.1
[INFO] [stderr]   Downloaded stm32f1 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8317fef20409adedaa7c385fa6e954867bf626fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc2f709a7a1b8b14d9fb0ca9d23859220fde9f2fa5b510f2b21bc6da5a28deb6
[INFO] running `Command { std: "docker" "start" "-a" "fc2f709a7a1b8b14d9fb0ca9d23859220fde9f2fa5b510f2b21bc6da5a28deb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc2f709a7a1b8b14d9fb0ca9d23859220fde9f2fa5b510f2b21bc6da5a28deb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc2f709a7a1b8b14d9fb0ca9d23859220fde9f2fa5b510f2b21bc6da5a28deb6", kill_on_drop: false }`
[INFO] [stdout] fc2f709a7a1b8b14d9fb0ca9d23859220fde9f2fa5b510f2b21bc6da5a28deb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8317fef20409adedaa7c385fa6e954867bf626fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9ead91d12945b3bd0b00b93c664101e4c0550f0f8ca0e72926bd1eef2f47549
[INFO] running `Command { std: "docker" "start" "-a" "a9ead91d12945b3bd0b00b93c664101e4c0550f0f8ca0e72926bd1eef2f47549", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.7.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f1 v0.11.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking generic-array v0.11.1
[INFO] [stderr]     Checking mfrc522 v0.2.0
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32f1xx-hal v0.6.1
[INFO] [stderr]     Checking stm32_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `timer::Timer`
[INFO] [stdout]  --> src/read_gpio.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use stm32f1xx_hal::{pac, prelude::*, timer::Timer};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `timer::Timer`
[INFO] [stdout]  --> src/read_gpio.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use stm32f1xx_hal::{pac, prelude::*, timer::Timer};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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_rust` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-a74322d759c17631.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/8317fef20409adedaa7c385fa6e954867bf626fc/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-fa01d964e82d0da8.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_rust` (bin "stm32_rust" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `stm32_rust` (bin "stm32_rust") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a9ead91d12945b3bd0b00b93c664101e4c0550f0f8ca0e72926bd1eef2f47549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ead91d12945b3bd0b00b93c664101e4c0550f0f8ca0e72926bd1eef2f47549", kill_on_drop: false }`
[INFO] [stdout] a9ead91d12945b3bd0b00b93c664101e4c0550f0f8ca0e72926bd1eef2f47549