[INFO] updating cached repository https://github.com/9names/longan-nano-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50ddef3414ea8fcbece2005ed2ca256455f5b87b
[INFO] testing 9names/longan-nano-examples against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F9names%2Flongan-nano-examples" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/9names/longan-nano-examples on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config
[INFO] started tweaking git repo https://github.com/9names/longan-nano-examples
[INFO] finished tweaking git repo https://github.com/9names/longan-nano-examples
[INFO] tweaked toml for git repo https://github.com/9names/longan-nano-examples written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/9names/longan-nano-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/riscv-rust/longan-nano.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3666e4c8b35d9249b6dcbe2e05bd0b83dc3e9936ba85bac0ee867cd1f61a192
[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" "b3666e4c8b35d9249b6dcbe2e05bd0b83dc3e9936ba85bac0ee867cd1f61a192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3666e4c8b35d9249b6dcbe2e05bd0b83dc3e9936ba85bac0ee867cd1f61a192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3666e4c8b35d9249b6dcbe2e05bd0b83dc3e9936ba85bac0ee867cd1f61a192", kill_on_drop: false }`
[INFO] [stdout] b3666e4c8b35d9249b6dcbe2e05bd0b83dc3e9936ba85bac0ee867cd1f61a192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01ab5c1b5bfa181f13ade5b92f34f4a9b706112f10e8d30e5ad4e3b6cff425e4
[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" "01ab5c1b5bfa181f13ade5b92f34f4a9b706112f10e8d30e5ad4e3b6cff425e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling riscv v0.5.6
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling gd32vf103xx-hal v0.3.0
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling longan-nano v0.1.1 (https://github.com/riscv-rust/longan-nano.git?rev=34c172a720467bc14a1fbef89e1135003a3166e7#34c172a7)
[INFO] [stderr]    Compiling riscv-rt v0.6.2
[INFO] [stderr]    Compiling longan-nano-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling embedded-graphics v0.6.2
[INFO] [stderr]    Compiling gd32vf103-pac v0.3.1
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]    Compiling st7735-lcd v0.7.1
[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 `longan-nano-examples`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "01ab5c1b5bfa181f13ade5b92f34f4a9b706112f10e8d30e5ad4e3b6cff425e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ab5c1b5bfa181f13ade5b92f34f4a9b706112f10e8d30e5ad4e3b6cff425e4", kill_on_drop: false }`
[INFO] [stdout] 01ab5c1b5bfa181f13ade5b92f34f4a9b706112f10e8d30e5ad4e3b6cff425e4