[INFO] fetching crate particle-xenon 0.0.1...
[INFO] checking particle-xenon-0.0.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate particle-xenon 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate particle-xenon 0.0.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate particle-xenon 0.0.1
[INFO] finished tweaking crates.io crate particle-xenon 0.0.1
[INFO] tweaked toml for crates.io crate particle-xenon 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate particle-xenon 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nrf52-hal-common v0.8.1
[INFO] [stderr]   Downloaded panic-semihosting v0.5.2
[INFO] [stderr]   Downloaded cortex-m v0.6.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.4
[INFO] [stderr]   Downloaded nrf52840-hal v0.8.1
[INFO] [stderr]   Downloaded nrf52840-pac v0.8.0
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6902c109e7154d2f2f9cb92bc3dfc1d9e7e998c1c1691c38473d4ebb7864bed
[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" "f6902c109e7154d2f2f9cb92bc3dfc1d9e7e998c1c1691c38473d4ebb7864bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6902c109e7154d2f2f9cb92bc3dfc1d9e7e998c1c1691c38473d4ebb7864bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6902c109e7154d2f2f9cb92bc3dfc1d9e7e998c1c1691c38473d4ebb7864bed", kill_on_drop: false }`
[INFO] [stdout] f6902c109e7154d2f2f9cb92bc3dfc1d9e7e998c1c1691c38473d4ebb7864bed
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73cb7f67d064a9d82357b6fb8b78b55e1eaf80a503e53adaab0ad7c801b1e70d
[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" "73cb7f67d064a9d82357b6fb8b78b55e1eaf80a503e53adaab0ad7c801b1e70d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking vcell v0.1.0
[INFO] [stderr]    Compiling cortex-m v0.6.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf52840-pac v0.8.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.4
[INFO] [stderr]    Compiling nrf52840-hal v0.8.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]     Checking panic-semihosting v0.5.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]     Checking nrf52-hal-common v0.8.1
[INFO] [stderr]     Checking particle-xenon v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `particle_xenon::prelude::_embedded_hal_digital_OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/blinky.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     led.set_high();
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `particle_xenon::prelude::_embedded_hal_digital_OutputPin::set_high`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/blinky.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         led.set_high();
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `particle_xenon::prelude::_embedded_hal_digital_OutputPin::set_low`: Deprecated because the methods cannot return errors. Users should use the traits in digital::v2.
[INFO] [stdout]   --> examples/blinky.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         led.set_low();
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `particle-xenon`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "73cb7f67d064a9d82357b6fb8b78b55e1eaf80a503e53adaab0ad7c801b1e70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73cb7f67d064a9d82357b6fb8b78b55e1eaf80a503e53adaab0ad7c801b1e70d", kill_on_drop: false }`
[INFO] [stdout] 73cb7f67d064a9d82357b6fb8b78b55e1eaf80a503e53adaab0ad7c801b1e70d