[INFO] cloning repository https://github.com/iddar/rust-enmbebed-blink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iddar/rust-enmbebed-blink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddar%2Frust-enmbebed-blink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddar%2Frust-enmbebed-blink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46ff3ba7b4e82c621d44fda6e7d12899f39a0961
[INFO] testing iddar/rust-enmbebed-blink against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiddar%2Frust-enmbebed-blink" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iddar/rust-enmbebed-blink on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/iddar/rust-enmbebed-blink
[INFO] finished tweaking git repo https://github.com/iddar/rust-enmbebed-blink
[INFO] tweaked toml for git repo https://github.com/iddar/rust-enmbebed-blink written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iddar/rust-enmbebed-blink already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7da6c5c0ce8ee99f55ec480da50192d72775373cc0ef1e0dcfd8fdebff4acfdc
[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" "7da6c5c0ce8ee99f55ec480da50192d72775373cc0ef1e0dcfd8fdebff4acfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da6c5c0ce8ee99f55ec480da50192d72775373cc0ef1e0dcfd8fdebff4acfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da6c5c0ce8ee99f55ec480da50192d72775373cc0ef1e0dcfd8fdebff4acfdc", kill_on_drop: false }`
[INFO] [stdout] 7da6c5c0ce8ee99f55ec480da50192d72775373cc0ef1e0dcfd8fdebff4acfdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2246999230a3f1e29867dba81ee0d0bac777e2646df0182e1ec7e0689e315a5d
[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" "2246999230a3f1e29867dba81ee0d0bac777e2646df0182e1ec7e0689e315a5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling nrf52840-pac v0.9.0
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling nrf52840-hal v0.11.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling nrf-hal-common v0.11.0
[INFO] [stderr]    Compiling nrf-blink 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 `nrf-blink` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2246999230a3f1e29867dba81ee0d0bac777e2646df0182e1ec7e0689e315a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2246999230a3f1e29867dba81ee0d0bac777e2646df0182e1ec7e0689e315a5d", kill_on_drop: false }`
[INFO] [stdout] 2246999230a3f1e29867dba81ee0d0bac777e2646df0182e1ec7e0689e315a5d