[INFO] fetching crate t67xx 0.1.1...
[INFO] checking t67xx-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate t67xx 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate t67xx 0.1.1
[INFO] finished tweaking crates.io crate t67xx 0.1.1
[INFO] tweaked toml for crates.io crate t67xx 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate t67xx 0.1.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding device-driver v0.3.1 (available: v1.0.7)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding linux-embedded-hal v0.3.2 (available: v0.4.1)
[INFO] [stderr]       Adding num_enum v0.5.11 (available: v0.7.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c8945ce7d3a238950a6fe2834ec2dd4143eaadf9ee8ce0ca2294778d288b80
[INFO] running `Command { std: "docker" "start" "-a" "62c8945ce7d3a238950a6fe2834ec2dd4143eaadf9ee8ce0ca2294778d288b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c8945ce7d3a238950a6fe2834ec2dd4143eaadf9ee8ce0ca2294778d288b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c8945ce7d3a238950a6fe2834ec2dd4143eaadf9ee8ce0ca2294778d288b80", kill_on_drop: false }`
[INFO] [stdout] 62c8945ce7d3a238950a6fe2834ec2dd4143eaadf9ee8ce0ca2294778d288b80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23bf24198232dca4045dadea98142a09027fa299a34f98afa916720a45b2ba6f
[INFO] running `Command { std: "docker" "start" "-a" "23bf24198232dca4045dadea98142a09027fa299a34f98afa916720a45b2ba6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking device-driver v0.3.1
[INFO] [stderr]     Checking t67xx v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `t67xx` (lib) due to 8 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<device_driver::Bit, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:1
[INFO] [stdout]     |
[INFO] [stdout] 232 | / implement_registers!(
[INFO] [stdout] 233 | |     /// The global register set
[INFO] [stdout] 234 | |     T67xxLL.registers<RegisterAddress> = {
[INFO] [stdout] 235 | |         /// Returns the firmware revision from the sensor
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | | );
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `_implement_register_field` which comes from the expansion of the macro `implement_registers` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `t67xx` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "23bf24198232dca4045dadea98142a09027fa299a34f98afa916720a45b2ba6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bf24198232dca4045dadea98142a09027fa299a34f98afa916720a45b2ba6f", kill_on_drop: false }`
[INFO] [stdout] 23bf24198232dca4045dadea98142a09027fa299a34f98afa916720a45b2ba6f