[INFO] cloning repository https://github.com/rv32m1-rust/rv32m1_ri5cy-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rv32m1-rust/rv32m1_ri5cy-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frv32m1-rust%2Frv32m1_ri5cy-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frv32m1-rust%2Frv32m1_ri5cy-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 989d68634fb6da4f3750faaf3370e2c39fd9eab2
[INFO] testing rv32m1-rust/rv32m1_ri5cy-example against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frv32m1-rust%2Frv32m1_ri5cy-example" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rv32m1-rust/rv32m1_ri5cy-example on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rv32m1-rust/rv32m1_ri5cy-example
[INFO] finished tweaking git repo https://github.com/rv32m1-rust/rv32m1_ri5cy-example
[INFO] tweaked toml for git repo https://github.com/rv32m1-rust/rv32m1_ri5cy-example written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rv32m1-rust/rv32m1_ri5cy-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded riscv-rt v0.6.1
[INFO] [stderr]   Downloaded riscv v0.5.4
[INFO] [stderr]   Downloaded rv32m1_ri5cy-hal v0.0.1
[INFO] [stderr]   Downloaded riscv-rt-macros v0.1.6
[INFO] [stderr]   Downloaded rv32m1_ri5cy-pac v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7aee424295925c57e467d3f2dcfb548c405f9b695b29a35ffbaa4c09023fe08f
[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" "7aee424295925c57e467d3f2dcfb548c405f9b695b29a35ffbaa4c09023fe08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aee424295925c57e467d3f2dcfb548c405f9b695b29a35ffbaa4c09023fe08f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aee424295925c57e467d3f2dcfb548c405f9b695b29a35ffbaa4c09023fe08f", kill_on_drop: false }`
[INFO] [stdout] 7aee424295925c57e467d3f2dcfb548c405f9b695b29a35ffbaa4c09023fe08f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f911804c3d0838e24293bc29b218e2a47911ec048aeac6aac4e1568b404d60d
[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" "7f911804c3d0838e24293bc29b218e2a47911ec048aeac6aac4e1568b404d60d", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv v0.5.4
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling riscv-rt v0.6.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling rv32m1_ri5cy-example v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rv32m1_ri5cy-pac v0.1.1
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr] error: could not compile `rv32m1_ri5cy-pac`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rv32m1_ri5cy_pac --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rv32m1_ri5cy-pac-0.1.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d9ad2a0496d1cfe9 -C extra-filename=-d9ad2a0496d1cfe9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-449dea2679d723f3.rmeta --extern riscv=/opt/rustwide/target/debug/deps/libriscv-007610b05d75ad3b.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-7679a9958557e562.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "7f911804c3d0838e24293bc29b218e2a47911ec048aeac6aac4e1568b404d60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f911804c3d0838e24293bc29b218e2a47911ec048aeac6aac4e1568b404d60d", kill_on_drop: false }`
[INFO] [stdout] 7f911804c3d0838e24293bc29b218e2a47911ec048aeac6aac4e1568b404d60d