[INFO] fetching crate stm32-device-signature 0.3.3...
[INFO] checking stm32-device-signature-0.3.3 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate stm32-device-signature 0.3.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stm32-device-signature 0.3.3 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32-device-signature 0.3.3
[INFO] finished tweaking crates.io crate stm32-device-signature 0.3.3
[INFO] tweaked toml for crates.io crate stm32-device-signature 0.3.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfafb8acc8198fc14a26f697e048eb41e250f15228e6a669c3d8f089fb813c3e
[INFO] running `Command { std: "docker" "start" "-a" "cfafb8acc8198fc14a26f697e048eb41e250f15228e6a669c3d8f089fb813c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfafb8acc8198fc14a26f697e048eb41e250f15228e6a669c3d8f089fb813c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfafb8acc8198fc14a26f697e048eb41e250f15228e6a669c3d8f089fb813c3e", kill_on_drop: false }`
[INFO] [stdout] cfafb8acc8198fc14a26f697e048eb41e250f15228e6a669c3d8f089fb813c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf409374e7a55727f1b17be24f6d3bf7e3746b2256e4c9ce0f75cd5c6690afb0
[INFO] running `Command { std: "docker" "start" "-a" "cf409374e7a55727f1b17be24f6d3bf7e3746b2256e4c9ce0f75cd5c6690afb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stm32-device-signature v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking cortex-m v0.7.2
[INFO] [stderr] error: failed to run custom build command for `stm32-device-signature v0.3.3 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/stm32-device-signature-422a1176f2139a33/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   No family features selected
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cf409374e7a55727f1b17be24f6d3bf7e3746b2256e4c9ce0f75cd5c6690afb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf409374e7a55727f1b17be24f6d3bf7e3746b2256e4c9ce0f75cd5c6690afb0", kill_on_drop: false }`
[INFO] [stdout] cf409374e7a55727f1b17be24f6d3bf7e3746b2256e4c9ce0f75cd5c6690afb0