[INFO] fetching crate dps310 0.1.1...
[INFO] testing dps310-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dps310 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dps310 0.1.1 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-3/source/.cargo/config
[INFO] started tweaking crates.io crate dps310 0.1.1
[INFO] finished tweaking crates.io crate dps310 0.1.1
[INFO] tweaked toml for crates.io crate dps310 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate dps310 0.1.1 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-dma v0.1.2
[INFO] [stderr]   Downloaded usb-device v0.2.7
[INFO] [stderr]   Downloaded rtcc v0.2.0
[INFO] [stderr]   Downloaded stm32-usbd v0.5.1
[INFO] [stderr]   Downloaded stm32f3xx-hal-v2 v0.5.0
[INFO] [stderr]   Downloaded stm32f3 v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73bb78efaa2b1eb04e0547cba8442b33237e9ac26aca48fb56d43b9525e087ee
[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" "73bb78efaa2b1eb04e0547cba8442b33237e9ac26aca48fb56d43b9525e087ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73bb78efaa2b1eb04e0547cba8442b33237e9ac26aca48fb56d43b9525e087ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bb78efaa2b1eb04e0547cba8442b33237e9ac26aca48fb56d43b9525e087ee", kill_on_drop: false }`
[INFO] [stdout] 73bb78efaa2b1eb04e0547cba8442b33237e9ac26aca48fb56d43b9525e087ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9d7e5d7b59f90bdf710b76ac789598ab139b88899d97d350845a5a0836f07c0
[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" "d9d7e5d7b59f90bdf710b76ac789598ab139b88899d97d350845a5a0836f07c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling stm32-usbd v0.5.1
[INFO] [stderr]    Compiling stm32f3 v0.12.1
[INFO] [stderr]    Compiling usb-device v0.2.7
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling rtcc v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f3xx-hal-v2 v0.5.0
[INFO] [stderr]    Compiling dps310 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.88s
[INFO] running `Command { std: "docker" "inspect" "d9d7e5d7b59f90bdf710b76ac789598ab139b88899d97d350845a5a0836f07c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d7e5d7b59f90bdf710b76ac789598ab139b88899d97d350845a5a0836f07c0", kill_on_drop: false }`
[INFO] [stdout] d9d7e5d7b59f90bdf710b76ac789598ab139b88899d97d350845a5a0836f07c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4ea9054499f43bf300baeed14c0008a35dc7e5e6ef2f390e95d42c906bdf7c8
[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" "c4ea9054499f43bf300baeed14c0008a35dc7e5e6ef2f390e95d42c906bdf7c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling dps310 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `panic_itm`
[INFO] [stdout]   --> examples/stm32f303vc.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | extern crate panic_itm; // panic handler
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dps310`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c4ea9054499f43bf300baeed14c0008a35dc7e5e6ef2f390e95d42c906bdf7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ea9054499f43bf300baeed14c0008a35dc7e5e6ef2f390e95d42c906bdf7c8", kill_on_drop: false }`
[INFO] [stdout] c4ea9054499f43bf300baeed14c0008a35dc7e5e6ef2f390e95d42c906bdf7c8