[INFO] fetching crate neokey_trinkey 0.2.2...
[INFO] checking neokey_trinkey-0.2.2 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate neokey_trinkey 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate neokey_trinkey 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neokey_trinkey 0.2.2
[INFO] tweaked toml for crates.io crate neokey_trinkey 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neokey_trinkey 0.2.2 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate neokey_trinkey 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06c3d29c0f34744d21f0e6bfd7a3b0ddc7c48ace28dfdeee8d5138d7b7222bf2
[INFO] running `Command { std: "docker" "start" "-a" "06c3d29c0f34744d21f0e6bfd7a3b0ddc7c48ace28dfdeee8d5138d7b7222bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c3d29c0f34744d21f0e6bfd7a3b0ddc7c48ace28dfdeee8d5138d7b7222bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c3d29c0f34744d21f0e6bfd7a3b0ddc7c48ace28dfdeee8d5138d7b7222bf2", kill_on_drop: false }`
[INFO] [stdout] 06c3d29c0f34744d21f0e6bfd7a3b0ddc7c48ace28dfdeee8d5138d7b7222bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 520cac9f10992d142435b2a4442d2fd427bcb3938bf827edc51567424c4b3caf
[INFO] running `Command { std: "docker" "start" "-a" "520cac9f10992d142435b2a4442d2fd427bcb3938bf827edc51567424c4b3caf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.88
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling atsamd21e v0.11.0
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]    Compiling neokey_trinkey v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking atsamd-hal v0.14.0
[INFO] [stdout] error[E0271]: type mismatch resolving `<! as TryFrom<Status>>::Error == Error`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atsamd-hal-0.14.0/src/sercom/v2/spi/reg.rs:343:28
[INFO] [stdout]     |
[INFO] [stdout] 343 |         self.read_status().try_into()?;
[INFO] [stdout]     |                            ^^^^^^^^ expected `Error`, found `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `sercom::v2::spi::Error`
[INFO] [stdout]                found type `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: core::convert::TryFrom<sercom::v2::spi::Status>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atsamd-hal-0.14.0/src/sercom/v2/spi/reg.rs:343:28
[INFO] [stdout]     |
[INFO] [stdout] 343 |         self.read_status().try_into()?;
[INFO] [stdout]     |                            ^^^^^^^^ the trait `From<sercom::v2::spi::Status>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for `sercom::v2::spi::Status` to implement `Into<!>`
[INFO] [stdout]     = note: required for `!` to implement `core::convert::TryFrom<sercom::v2::spi::Status>`
[INFO] [stdout]     = note: required for `sercom::v2::spi::Status` to implement `TryInto<!>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<! as TryFrom<Status>>::Error == Error`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atsamd-hal-0.14.0/src/sercom/v2/uart.rs:916:28
[INFO] [stdout]     |
[INFO] [stdout] 916 |         self.read_status().try_into()?;
[INFO] [stdout]     |                            ^^^^^^^^ expected `Error`, found `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `flags::Error`
[INFO] [stdout]                found type `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: core::convert::TryFrom<flags::Status>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atsamd-hal-0.14.0/src/sercom/v2/uart.rs:916:28
[INFO] [stdout]     |
[INFO] [stdout] 916 |         self.read_status().try_into()?;
[INFO] [stdout]     |                            ^^^^^^^^ the trait `From<flags::Status>` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required for `flags::Status` to implement `Into<!>`
[INFO] [stdout]     = note: required for `!` to implement `core::convert::TryFrom<flags::Status>`
[INFO] [stdout]     = note: required for `flags::Status` to implement `TryInto<!>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `atsamd-hal` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "520cac9f10992d142435b2a4442d2fd427bcb3938bf827edc51567424c4b3caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520cac9f10992d142435b2a4442d2fd427bcb3938bf827edc51567424c4b3caf", kill_on_drop: false }`
[INFO] [stdout] 520cac9f10992d142435b2a4442d2fd427bcb3938bf827edc51567424c4b3caf