[INFO] cloning repository https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebelgrau77%2FItsyBitsy_nRF52840_neopixel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebelgrau77%2FItsyBitsy_nRF52840_neopixel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50d51f8303f226b38064508fd29ad95eeafe8fab
[INFO] checking nebelgrau77/ItsyBitsy_nRF52840_neopixel against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebelgrau77%2FItsyBitsy_nRF52840_neopixel" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel
[INFO] finished tweaking git repo https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel
[INFO] tweaked toml for git repo https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/nebelgrau77/ItsyBitsy_nRF52840_neopixel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68296189afd2b4fc3d4e4dd34ebb0065b175c45cab3bdf2fc8b04c7f79821e04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "68296189afd2b4fc3d4e4dd34ebb0065b175c45cab3bdf2fc8b04c7f79821e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68296189afd2b4fc3d4e4dd34ebb0065b175c45cab3bdf2fc8b04c7f79821e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68296189afd2b4fc3d4e4dd34ebb0065b175c45cab3bdf2fc8b04c7f79821e04", kill_on_drop: false }`
[INFO] [stdout] 68296189afd2b4fc3d4e4dd34ebb0065b175c45cab3bdf2fc8b04c7f79821e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4edd567a6ea0f1539254d67582a895839a75e4f71b247989100fd5b2a1c4e634
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4edd567a6ea0f1539254d67582a895839a75e4f71b247989100fd5b2a1c4e634", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]    Compiling nrf52840-pac v0.9.0
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smart-leds-trait v0.2.1
[INFO] [stderr]     Checking smart-leds v0.3.0
[INFO] [stderr]     Checking apa102-spi v0.3.2
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking cortex-m v0.6.2
[INFO] [stderr]     Checking fpa v0.1.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking cortex-m-rt v0.6.12
[INFO] [stderr]     Checking nrf-hal-common v0.11.0
[INFO] [stderr]     Checking nrf52840-hal v0.11.0
[INFO] [stderr]     Checking blinky_neopixel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blinky_neopixel`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: 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_neopixel` depends on)
[INFO] [stdout]   = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-736d556224107bc3.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/195ad4830e11a544391abe296b146450dea8411b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3d933644112ba794.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4edd567a6ea0f1539254d67582a895839a75e4f71b247989100fd5b2a1c4e634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edd567a6ea0f1539254d67582a895839a75e4f71b247989100fd5b2a1c4e634", kill_on_drop: false }`
[INFO] [stdout] 4edd567a6ea0f1539254d67582a895839a75e4f71b247989100fd5b2a1c4e634