[INFO] crate circuit_playground_express 0.5.0 is already in cache
[INFO] checking circuit_playground_express-0.5.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate circuit_playground_express 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate circuit_playground_express 0.5.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate circuit_playground_express 0.5.0
[INFO] finished tweaking crates.io crate circuit_playground_express 0.5.0
[INFO] tweaked toml for crates.io crate circuit_playground_express 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate circuit_playground_express 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 043f1c0282ad95895af62f0f5f51168c1518b8a98c307e20466905d3963ff39e
[INFO] running `"docker" "start" "-a" "043f1c0282ad95895af62f0f5f51168c1518b8a98c307e20466905d3963ff39e"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling atsamd21g18a v0.6.0
[INFO] [stderr]    Compiling circuit_playground_express v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking aligned v0.3.1
[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 quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]     Checking paste v0.1.6
[INFO] [stderr]     Checking atsamd-hal v0.7.0
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `circuit_playground_express`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "043f1c0282ad95895af62f0f5f51168c1518b8a98c307e20466905d3963ff39e"`
[INFO] running `"docker" "rm" "-f" "043f1c0282ad95895af62f0f5f51168c1518b8a98c307e20466905d3963ff39e"`
[INFO] [stdout] 043f1c0282ad95895af62f0f5f51168c1518b8a98c307e20466905d3963ff39e