[INFO] cloning repository https://github.com/blueluna/nrf52840-dongle-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blueluna/nrf52840-dongle-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueluna%2Fnrf52840-dongle-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueluna%2Fnrf52840-dongle-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cc81c6b52095edd3b84be793ae7817fd09551f5
[INFO] testing blueluna/nrf52840-dongle-experiments against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueluna%2Fnrf52840-dongle-experiments" "/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/blueluna/nrf52840-dongle-experiments on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking git repo https://github.com/blueluna/nrf52840-dongle-experiments
[INFO] finished tweaking git repo https://github.com/blueluna/nrf52840-dongle-experiments
[INFO] tweaked toml for git repo https://github.com/blueluna/nrf52840-dongle-experiments written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/blueluna/nrf52840-dongle-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aligned v0.2.0
[INFO] [stderr]   Downloaded owned-singleton v0.1.0
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.4.2
[INFO] [stderr]   Downloaded syn v0.15.29
[INFO] [stderr]   Downloaded fpa v0.1.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.2
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.4.2
[INFO] [stderr]   Downloaded panic-semihosting v0.5.1
[INFO] [stderr]   Downloaded nb v0.1.1
[INFO] [stderr]   Downloaded bare-metal v0.2.4
[INFO] [stderr]   Downloaded vcell v0.1.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.5
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.7
[INFO] [stderr]   Downloaded cortex-m v0.5.8
[INFO] [stderr]   Downloaded owned-singleton-macros v0.1.0
[INFO] [stderr]   Downloaded hash32 v0.1.0
[INFO] [stderr]   Downloaded nrf52840-pac v0.6.0
[INFO] [stderr]   Downloaded heapless v0.4.2
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 460f7a443c42c519a7133bb47d09bd7647d16bc2de8d6072b83f5f4313bef758
[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" "460f7a443c42c519a7133bb47d09bd7647d16bc2de8d6072b83f5f4313bef758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "460f7a443c42c519a7133bb47d09bd7647d16bc2de8d6072b83f5f4313bef758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460f7a443c42c519a7133bb47d09bd7647d16bc2de8d6072b83f5f4313bef758", kill_on_drop: false }`
[INFO] [stdout] 460f7a443c42c519a7133bb47d09bd7647d16bc2de8d6072b83f5f4313bef758
[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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af31fe396643507e30cb53a279755403703be519a2146119a5c947bbfac3c66a
[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" "af31fe396643507e30cb53a279755403703be519a2146119a5c947bbfac3c66a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf52840-pac v0.6.0
[INFO] [stderr]    Compiling nb v0.1.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling nrf52840-hal v0.7.0 (https://github.com/nrf-rs/nrf52-hal?branch=master#fccc7831)
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.2
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling panic-semihosting v0.5.1
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling heapless v0.4.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.2
[INFO] [stderr]    Compiling owned-singleton v0.1.0
[INFO] [stderr]    Compiling nrf52-hal-common v0.7.0 (https://github.com/nrf-rs/nrf52-hal?branch=master#fccc7831)
[INFO] [stderr]    Compiling nrf52840-dongle 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 `nrf52840-dongle`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "af31fe396643507e30cb53a279755403703be519a2146119a5c947bbfac3c66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af31fe396643507e30cb53a279755403703be519a2146119a5c947bbfac3c66a", kill_on_drop: false }`
[INFO] [stdout] af31fe396643507e30cb53a279755403703be519a2146119a5c947bbfac3c66a
