[INFO] fetching crate adxl355 0.2.3...
[INFO] testing adxl355-0.2.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate adxl355 0.2.3 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate adxl355 0.2.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-34/source/.cargo/config
[INFO] started tweaking crates.io crate adxl355 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate adxl355 0.2.3
[INFO] tweaked toml for crates.io crate adxl355 0.2.3 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate crates.io crate adxl355 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 accelerometer v0.11.0
[INFO] [stderr]   Downloaded micromath v1.0.0
[INFO] [stderr]   Downloaded as-slice v0.1.2
[INFO] [stderr]   Downloaded stm32f1xx-hal v0.5.3
[INFO] [stderr]   Downloaded stm32f1 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e729e35036b7d65643fe64ffafbdf4c1ccfd4f2f7e8c7e99eda79662a45a591
[INFO] running `Command { std: "docker" "start" "-a" "3e729e35036b7d65643fe64ffafbdf4c1ccfd4f2f7e8c7e99eda79662a45a591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e729e35036b7d65643fe64ffafbdf4c1ccfd4f2f7e8c7e99eda79662a45a591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e729e35036b7d65643fe64ffafbdf4c1ccfd4f2f7e8c7e99eda79662a45a591", kill_on_drop: false }`
[INFO] [stdout] 3e729e35036b7d65643fe64ffafbdf4c1ccfd4f2f7e8c7e99eda79662a45a591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 392d4a308363454be11a2e3a62282f47b412628756f08588373b572b9c95329f
[INFO] running `Command { std: "docker" "start" "-a" "392d4a308363454be11a2e3a62282f47b412628756f08588373b572b9c95329f", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling adxl355 v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling micromath v1.0.0
[INFO] [stderr]    Compiling accelerometer v0.11.0
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 3.39s
[INFO] running `Command { std: "docker" "inspect" "392d4a308363454be11a2e3a62282f47b412628756f08588373b572b9c95329f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392d4a308363454be11a2e3a62282f47b412628756f08588373b572b9c95329f", kill_on_drop: false }`
[INFO] [stdout] 392d4a308363454be11a2e3a62282f47b412628756f08588373b572b9c95329f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ea990e867194af50fa566cddb02b989f3f63f09fc99b9d702e7d8d3545179e3
[INFO] running `Command { std: "docker" "start" "-a" "7ea990e867194af50fa566cddb02b989f3f63f09fc99b9d702e7d8d3545179e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f1 v0.9.0
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling adxl355 v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling as-slice v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f1xx-hal v0.5.3
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 29.84s
[INFO] running `Command { std: "docker" "inspect" "7ea990e867194af50fa566cddb02b989f3f63f09fc99b9d702e7d8d3545179e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea990e867194af50fa566cddb02b989f3f63f09fc99b9d702e7d8d3545179e3", kill_on_drop: false }`
[INFO] [stdout] 7ea990e867194af50fa566cddb02b989f3f63f09fc99b9d702e7d8d3545179e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e2401eacc5beeea33b8c017d22e7cadc1f4003d3fc32d50da060aabf4b8afe5
[INFO] running `Command { std: "docker" "start" "-a" "7e2401eacc5beeea33b8c017d22e7cadc1f4003d3fc32d50da060aabf4b8afe5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adxl355-c36457ff5cd95c34)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests adxl355
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/lib.rs:21:42
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut accelerometer = Adxl355::default(spi, cs)?;
[INFO] [stdout]   |                                          ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `cs` in this scope
[INFO] [stdout]  --> src/lib.rs:21:47
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut accelerometer = Adxl355::default(spi, cs)?;
[INFO] [stdout]   |                                               ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]   --> src/lib.rs:33:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Adxl355::new(spi, cs,
[INFO] [stdout]    |                  ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `cs` in this scope
[INFO] [stdout]   --> src/lib.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Adxl355::new(spi, cs,
[INFO] [stdout]    |                       ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `panic_halt`: `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `std` (which `rust_out` depends on)
[INFO] [stdout]   = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.so, /opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib
[INFO] [stdout]   = note: second definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-1ca558bc9ae81bda.rlib
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:21:50
[INFO] [stdout]     |
[INFO] [stdout] 4   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_16_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 5   | | use adxl355::{Adxl355, Config as ADXLConfig, ODR_LPF, Range, Accelerometer};
[INFO] [stdout] 6   | |
[INFO] [stdout] 7   | | // to create sensor with default configuration:
[INFO] [stdout] 8   | | let mut accelerometer = Adxl355::default(spi, cs)?;
[INFO] [stdout]     | |                                                  ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...   |
[INFO] [stdout] 23  | |                     .range(Range::_2G))?;
[INFO] [stdout] 24  | | } _doctest_main_src_lib_rs_16_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Result<Infallible, _>>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:27:39
[INFO] [stdout]     |
[INFO] [stdout] 4   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_16_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 5   | | use adxl355::{Adxl355, Config as ADXLConfig, ODR_LPF, Range, Accelerometer};
[INFO] [stdout] 6   | |
[INFO] [stdout] 7   | | // to create sensor with default configuration:
[INFO] [stdout] ...   |
[INFO] [stdout] 14  | | let accel = accelerometer.accel_norm()?;
[INFO] [stdout]     | |                                       ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] ...   |
[INFO] [stdout] 23  | |                     .range(Range::_2G))?;
[INFO] [stdout] 24  | | } _doctest_main_src_lib_rs_16_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Result<Infallible, adxl355::Error<_>>>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:36:40
[INFO] [stdout]     |
[INFO] [stdout] 4   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_16_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 5   | | use adxl355::{Adxl355, Config as ADXLConfig, ODR_LPF, Range, Accelerometer};
[INFO] [stdout] 6   | |
[INFO] [stdout] 7   | | // to create sensor with default configuration:
[INFO] [stdout] ...   |
[INFO] [stdout] 23  | |                     .range(Range::_2G))?;
[INFO] [stdout]     | |                                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 24  | | } _doctest_main_src_lib_rs_16_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Result<Infallible, _>>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7e2401eacc5beeea33b8c017d22e7cadc1f4003d3fc32d50da060aabf4b8afe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2401eacc5beeea33b8c017d22e7cadc1f4003d3fc32d50da060aabf4b8afe5", kill_on_drop: false }`
[INFO] [stdout] 7e2401eacc5beeea33b8c017d22e7cadc1f4003d3fc32d50da060aabf4b8afe5
