[INFO] fetching crate bq769x0 0.3.1...
[INFO] checking bq769x0-0.3.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate bq769x0 0.3.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate bq769x0 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bq769x0 0.3.1
[INFO] finished tweaking crates.io crate bq769x0 0.3.1
[INFO] tweaked toml for crates.io crate bq769x0 0.3.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aligned v0.3.5
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded crc-any v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c5014ea4f2049a785c9f7d94aba8b571fe43c62313e490ccf43040b65967df
[INFO] running `Command { std: "docker" "start" "-a" "62c5014ea4f2049a785c9f7d94aba8b571fe43c62313e490ccf43040b65967df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c5014ea4f2049a785c9f7d94aba8b571fe43c62313e490ccf43040b65967df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c5014ea4f2049a785c9f7d94aba8b571fe43c62313e490ccf43040b65967df", kill_on_drop: false }`
[INFO] [stdout] 62c5014ea4f2049a785c9f7d94aba8b571fe43c62313e490ccf43040b65967df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2288cc8bdd6a8c042a274dae1d101353eddb45ef847a2f7cd64441e0f174c7a3
[INFO] running `Command { std: "docker" "start" "-a" "2288cc8bdd6a8c042a274dae1d101353eddb45ef847a2f7cd64441e0f174c7a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking crc-any v2.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]     Checking bq769x0 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_panic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_evaluatable_checked` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(const_panic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(incomplete_features)]` on by default
[INFO] [stdout]   = note: see issue #44580 <https://github.com/rust-lang/rust/issues/44580> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_evaluatable_checked` is incomplete and may not be safe to use and/or cause compiler crashes
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 1 argument was supplied
[INFO] [stdout]     --> src/lib.rs:1039:27
[INFO] [stdout]      |
[INFO] [stdout] 1039 |         let mut bq769x0 = BQ769x0::new(0x08);
[INFO] [stdout]      |                           ^^^^^^^^^^^^ ---- supplied 1 argument
[INFO] [stdout]      |                           |
[INFO] [stdout]      |                           expected 2 arguments
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     --> src/lib.rs:451:18
[INFO] [stdout]      |
[INFO] [stdout] 451  |     pub const fn new(dev_address: u8, cell_count: u8) -> Option<Self> {
[INFO] [stdout]      |                  ^^^ ---------------  --------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `init` found for enum `core::option::Option` in the current scope
[INFO] [stdout]     --> src/lib.rs:1051:23
[INFO] [stdout]      |
[INFO] [stdout] 1051 |         match bq769x0.init(&mut i2c, &config) {
[INFO] [stdout]      |                       ^^^^ method not found in `core::option::Option<BQ769x0<{_: usize}>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `adc_gain` found for enum `core::option::Option` in the current scope
[INFO] [stdout]     --> src/lib.rs:1054:72
[INFO] [stdout]      |
[INFO] [stdout] 1054 |                 std::println!("adc gain:{}uV/LSB offset:{}mV", bq769x0.adc_gain(), bq769x0.adc_offset());
[INFO] [stdout]      |                                                                        ^^^^^^^^ method not found in `core::option::Option<BQ769x0<{_: usize}>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `adc_offset` found for enum `core::option::Option` in the current scope
[INFO] [stdout]     --> src/lib.rs:1054:92
[INFO] [stdout]      |
[INFO] [stdout] 1054 |                 std::println!("adc gain:{}uV/LSB offset:{}mV", bq769x0.adc_gain(), bq769x0.adc_offset());
[INFO] [stdout]      |                                                                                            ^^^^^^^^^^ method not found in `core::option::Option<BQ769x0<{_: usize}>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bq769x0` due to 4 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2288cc8bdd6a8c042a274dae1d101353eddb45ef847a2f7cd64441e0f174c7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2288cc8bdd6a8c042a274dae1d101353eddb45ef847a2f7cd64441e0f174c7a3", kill_on_drop: false }`
[INFO] [stdout] 2288cc8bdd6a8c042a274dae1d101353eddb45ef847a2f7cd64441e0f174c7a3
