[INFO] fetching crate atsamd-hal 0.15.0...
[INFO] testing atsamd-hal-0.15.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate atsamd-hal 0.15.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate atsamd-hal 0.15.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd-hal 0.15.0
[INFO] finished tweaking crates.io crate atsamd-hal 0.15.0
[INFO] tweaked toml for crates.io crate atsamd-hal 0.15.0 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtic-monotonic v1.0.0
[INFO] [stderr]   Downloaded fugit v0.3.5
[INFO] [stderr]   Downloaded atsamd21e v0.12.0
[INFO] [stderr]   Downloaded jlink_rtt v0.2.0
[INFO] [stderr]   Downloaded seq-macro v0.3.0
[INFO] [stderr]   Downloaded atsamd11c v0.12.0
[INFO] [stderr]   Downloaded embedded-sdmmc v0.3.0
[INFO] [stderr]   Downloaded atsamd21j v0.12.0
[INFO] [stderr]   Downloaded atsamd11d v0.12.0
[INFO] [stderr]   Downloaded atsamd51g v0.12.0
[INFO] [stderr]   Downloaded atsamd51j v0.12.0
[INFO] [stderr]   Downloaded atsame51j v0.12.0
[INFO] [stderr]   Downloaded atsame53j v0.12.0
[INFO] [stderr]   Downloaded atsamd21g v0.12.0
[INFO] [stderr]   Downloaded atsamd51n v0.12.0
[INFO] [stderr]   Downloaded atsamd51p v0.12.0
[INFO] [stderr]   Downloaded atsame51g v0.12.0
[INFO] [stderr]   Downloaded atsame51n v0.12.0
[INFO] [stderr]   Downloaded atsame53n v0.12.0
[INFO] [stderr]   Downloaded atsame54n v0.12.0
[INFO] [stderr]   Downloaded atsame54p v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84da62246ac93942b929073e34ed0555d33a0021bd45ff4a70aaa880a4bcc693
[INFO] running `Command { std: "docker" "start" "-a" "84da62246ac93942b929073e34ed0555d33a0021bd45ff4a70aaa880a4bcc693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84da62246ac93942b929073e34ed0555d33a0021bd45ff4a70aaa880a4bcc693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84da62246ac93942b929073e34ed0555d33a0021bd45ff4a70aaa880a4bcc693", kill_on_drop: false }`
[INFO] [stdout] 84da62246ac93942b929073e34ed0555d33a0021bd45ff4a70aaa880a4bcc693
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c4904d50814103155e5c5271d2e3f7845030c1cd42c947a390befd7fe6e4c07
[INFO] running `Command { std: "docker" "start" "-a" "9c4904d50814103155e5c5271d2e3f7845030c1cd42c947a390befd7fe6e4c07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling seq-macro v0.3.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling atsamd-hal v0.15.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: The HAL is usually built for a specific target device, selected using a feature.  If atsamd-hal is being built as a library, bypass this check by specifying the `library` feature
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / compile_error!(
[INFO] [stdout] 11 | |     "The HAL is usually built for a specific target device, selected using a \
[INFO] [stdout] 12 | |     feature.  If atsamd-hal is being built as a library, bypass this check by \
[INFO] [stdout] 13 | |     specifying the `library` feature"
[INFO] [stdout] 14 | | );
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atsamd-hal` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9c4904d50814103155e5c5271d2e3f7845030c1cd42c947a390befd7fe6e4c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4904d50814103155e5c5271d2e3f7845030c1cd42c947a390befd7fe6e4c07", kill_on_drop: false }`
[INFO] [stdout] 9c4904d50814103155e5c5271d2e3f7845030c1cd42c947a390befd7fe6e4c07