[INFO] cloning repository https://github.com/reynoldsbd/polos-alef-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reynoldsbd/polos-alef-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freynoldsbd%2Fpolos-alef-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freynoldsbd%2Fpolos-alef-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33067bd939b5fd4ae3ac5abb2b8349626fbcb9fc
[INFO] checking reynoldsbd/polos-alef-rust against master#8317fef20409adedaa7c385fa6e954867bf626fc for pr-154149-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freynoldsbd%2Fpolos-alef-rust" "/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
[INFO] started tweaking git repo https://github.com/reynoldsbd/polos-alef-rust
[INFO] finished tweaking git repo https://github.com/reynoldsbd/polos-alef-rust
[INFO] tweaked toml for git repo https://github.com/reynoldsbd/polos-alef-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reynoldsbd/polos-alef-rust 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/reynoldsbd/polos-alef-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" "+8317fef20409adedaa7c385fa6e954867bf626fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded riscv-rt-macros v0.1.6
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded nb v0.1.2
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded gd32vf103xx-hal v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded riscv v0.5.6
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded gd32vf103-pac v0.3.0
[INFO] [stderr]   Downloaded riscv-rt v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d2a7f83ddaa58093db0e9feeb321d8fbdce2d5938f2991c251cdf02d8aa80322
[INFO] running `Command { std: "docker" "start" "-a" "d2a7f83ddaa58093db0e9feeb321d8fbdce2d5938f2991c251cdf02d8aa80322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a7f83ddaa58093db0e9feeb321d8fbdce2d5938f2991c251cdf02d8aa80322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a7f83ddaa58093db0e9feeb321d8fbdce2d5938f2991c251cdf02d8aa80322", kill_on_drop: false }`
[INFO] [stdout] d2a7f83ddaa58093db0e9feeb321d8fbdce2d5938f2991c251cdf02d8aa80322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0d8318911f6d89dc98ef8551a079c0c5dd4c80852750260b8b01490c20673547
[INFO] running `Command { std: "docker" "start" "-a" "0d8318911f6d89dc98ef8551a079c0c5dd4c80852750260b8b01490c20673547", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling riscv v0.5.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling gd32vf103xx-hal v0.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling riscv-rt v0.7.0
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling gd32vf103-samples v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking gd32vf103-pac v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[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] 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] 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 `blinky` 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] [stderr] error: could not compile `gd32vf103-samples` (bin "blinky" test) due to 1 previous error
[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 `echo` 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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[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] 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] [stderr] error: could not compile `gd32vf103-samples` (bin "echo") due to 1 previous error
[INFO] [stderr] error: could not compile `gd32vf103-samples` (bin "echo" test) due to 1 previous error
[INFO] [stderr] error: could not compile `gd32vf103-samples` (bin "hello") due to 1 previous error
[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 `hello` 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 `gd32vf103-samples` (bin "blinky") due to 1 previous error
[INFO] [stderr] error: could not compile `gd32vf103-samples` (bin "hello" test) due to 1 previous error
[INFO] [stderr] error: could not compile `gd32vf103-samples` (bin "interrupt") due to 1 previous error
[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 `interrupt` 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 `gd32vf103-samples` (bin "interrupt" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0d8318911f6d89dc98ef8551a079c0c5dd4c80852750260b8b01490c20673547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8318911f6d89dc98ef8551a079c0c5dd4c80852750260b8b01490c20673547", kill_on_drop: false }`
[INFO] [stdout] 0d8318911f6d89dc98ef8551a079c0c5dd4c80852750260b8b01490c20673547