[INFO] fetching crate neo_trinkey 0.2.0...
[INFO] checking neo_trinkey-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate neo_trinkey 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate neo_trinkey 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate neo_trinkey 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neo_trinkey 0.2.0
[INFO] tweaked toml for crates.io crate neo_trinkey 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate neo_trinkey 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded usbd-serial v0.1.1
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded usb-device v0.2.8
[INFO] [stderr]   Downloaded rgb v0.8.31
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded paste v1.0.6
[INFO] [stderr]   Downloaded seq-macro v0.2.2
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded cortex-m v0.7.4
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] [stderr]   Downloaded replace_with v0.1.7
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.7.0
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.6
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded smart-leds v0.3.0
[INFO] [stderr]   Downloaded ws2812-timer-delay v0.3.0
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.1
[INFO] [stderr]   Downloaded atsamd21e v0.11.0
[INFO] [stderr]   Downloaded atsamd-hal v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdf2e7487fb2129b539fc079809b9b6c7d3a480c46630088143fd29e690b5bab
[INFO] running `Command { std: "docker" "start" "-a" "cdf2e7487fb2129b539fc079809b9b6c7d3a480c46630088143fd29e690b5bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdf2e7487fb2129b539fc079809b9b6c7d3a480c46630088143fd29e690b5bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf2e7487fb2129b539fc079809b9b6c7d3a480c46630088143fd29e690b5bab", kill_on_drop: false }`
[INFO] [stdout] cdf2e7487fb2129b539fc079809b9b6c7d3a480c46630088143fd29e690b5bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96b8606b02b33ec697984f1d67bf27da4fecd2d3aac2783f597aaa3f30a245a8
[INFO] running `Command { std: "docker" "start" "-a" "96b8606b02b33ec697984f1d67bf27da4fecd2d3aac2783f597aaa3f30a245a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling atsamd21e v0.11.0
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]    Compiling neo_trinkey v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "96b8606b02b33ec697984f1d67bf27da4fecd2d3aac2783f597aaa3f30a245a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b8606b02b33ec697984f1d67bf27da4fecd2d3aac2783f597aaa3f30a245a8", kill_on_drop: false }`
[INFO] [stdout] 96b8606b02b33ec697984f1d67bf27da4fecd2d3aac2783f597aaa3f30a245a8
[INFO] checking neo_trinkey-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate neo_trinkey 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate neo_trinkey 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate neo_trinkey 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neo_trinkey 0.2.0
[INFO] tweaked toml for crates.io crate neo_trinkey 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate neo_trinkey 0.2.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f5db759dc59f956ad7007dc5ab9fbc6561d0272112b30086e864f01ca49aac1
[INFO] running `Command { std: "docker" "start" "-a" "9f5db759dc59f956ad7007dc5ab9fbc6561d0272112b30086e864f01ca49aac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f5db759dc59f956ad7007dc5ab9fbc6561d0272112b30086e864f01ca49aac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5db759dc59f956ad7007dc5ab9fbc6561d0272112b30086e864f01ca49aac1", kill_on_drop: false }`
[INFO] [stdout] 9f5db759dc59f956ad7007dc5ab9fbc6561d0272112b30086e864f01ca49aac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1d48f8739eb03b2e49fdc4429ac94f8be05591ea26bd78bfa7bd4946fd30464
[INFO] running `Command { std: "docker" "start" "-a" "d1d48f8739eb03b2e49fdc4429ac94f8be05591ea26bd78bfa7bd4946fd30464", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling atsamd21e v0.11.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]    Compiling neo_trinkey v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[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-6f17d22bba15001f/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 `Infallible`, found `Error`
[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-6f17d22bba15001f/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 `!`, which is required by `sercom::v2::spi::Status: TryInto<_>`
[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-6f17d22bba15001f/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 `Infallible`, found `Error`
[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-6f17d22bba15001f/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 `!`, which is required by `flags::Status: TryInto<_>`
[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] error: aborting due to 4 previous errors
[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 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d1d48f8739eb03b2e49fdc4429ac94f8be05591ea26bd78bfa7bd4946fd30464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d48f8739eb03b2e49fdc4429ac94f8be05591ea26bd78bfa7bd4946fd30464", kill_on_drop: false }`
[INFO] [stdout] d1d48f8739eb03b2e49fdc4429ac94f8be05591ea26bd78bfa7bd4946fd30464