[INFO] fetching crate driver_cy8cmbr3108 0.1.0...
[INFO] testing driver_cy8cmbr3108-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate driver_cy8cmbr3108 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate driver_cy8cmbr3108 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate driver_cy8cmbr3108 0.1.0
[INFO] tweaked toml for crates.io crate driver_cy8cmbr3108 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate driver_cy8cmbr3108 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate driver_cy8cmbr3108 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e
[INFO] running `Command { std: "docker" "start" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling driver_cy8cmbr3108 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.write_all(0x00, config).await;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let _ = self.write_all(0x00, config).await;
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | /         self.update_configuration(
[INFO] [stdout] 84 | |             registers::CY8CMBR3XXX_CTRL_CMD,
[INFO] [stdout] 85 | |             CY8CMBR3XXX_CTRL_CMD_CALC_CRC,
[INFO] [stdout] 86 | |         )
[INFO] [stdout] 87 | |         .await;
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let _ = self.update_configuration(
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 | /         self.update_configuration(registers::CY8CMBR3XXX_CTRL_CMD, CY8CMBR3XXX_CTRL_CMD_RESET)
[INFO] [stdout] 92 | |             .await;
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let _ = self.update_configuration(registers::CY8CMBR3XXX_CTRL_CMD, CY8CMBR3XXX_CTRL_CMD_RESET)
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 | /         self.i2c
[INFO] [stdout] 141 | |             .write_read(self.address, &[0x00], &mut read_buffer)
[INFO] [stdout] 142 | |             .await;
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let _ = self.i2c
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         self.i2c.write(self.address, &data).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let _ = self.i2c.write(self.address, &data).await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 | /         self.i2c
[INFO] [stdout] 162 | |             .write_read(self.address, &[register], &mut read_buffer)
[INFO] [stdout] 163 | |             .await;
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = self.i2c
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:168:9
[INFO] [stdout]     |
[INFO] [stdout] 168 | /         self.i2c
[INFO] [stdout] 169 | |             .write_read(self.address, &[register], &mut read_buffer)
[INFO] [stdout] 170 | |             .await;
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let _ = self.i2c
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 174 |         self.i2c.write(self.address, &[register, data]).await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let _ = self.i2c.write(self.address, &[register, data]).await;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling esp-metadata-generated v0.3.0
[INFO] [stderr]    Compiling litrs v0.4.1
[INFO] [stderr]    Compiling somni-parser v0.2.2
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]    Compiling embedded-io v0.6.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling embassy-sync v0.7.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling embassy-sync v0.6.1
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling embedded-storage v0.3.1
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling esp-sync v0.1.1
[INFO] [stderr]    Compiling esp-rom-sys v0.1.3
[INFO] [stderr]    Compiling somni-expr v0.2.0
[INFO] [stderr]    Compiling embassy-time-driver v0.2.1
[INFO] [stderr]    Compiling embassy-hal-internal v0.3.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling document-features v0.2.10
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling esp-println v0.16.1
[INFO] [stderr]    Compiling esp32s3 v0.34.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling esp-synopsys-usb-otg v0.4.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling embassy-time-queue-utils v0.3.0
[INFO] [stderr]    Compiling esp-config v0.6.1
[INFO] [stderr]    Compiling instability v0.3.9
[INFO] [stderr]    Compiling embedded-storage-async v0.4.1
[INFO] [stderr]    Compiling ral-registers v0.1.3
[INFO] [stderr]    Compiling jiff v0.2.23
[INFO] [stderr]    Compiling gcd v2.3.0
[INFO] [stderr]    Compiling embassy-executor v0.9.1
[INFO] [stderr]    Compiling embassy-usb-driver v0.2.0
[INFO] [stderr]    Compiling embassy-executor-timer-queue v0.1.0
[INFO] [stderr]    Compiling embassy-futures v0.1.2
[INFO] [stdout] error[E0599]: no method named `to_ascii_lowercase` found for type `i8` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/esp-rom-sys-0.1.3/src/lib.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let val = (*s1_i).to_ascii_lowercase() as i32 - (*s2_i).to_ascii_lowercase() as i32;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^ method not found in `i8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_ascii_lowercase` found for type `i8` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/esp-rom-sys-0.1.3/src/lib.rs:86:69
[INFO] [stdout]    |
[INFO] [stdout] 86 |             let val = (*s1_i).to_ascii_lowercase() as i32 - (*s2_i).to_ascii_lowercase() as i32;
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^^^^^^^^ method not found in `i8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling embedded-io v0.7.1
[INFO] [stderr]    Compiling heapless v0.9.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `esp-rom-sys` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e", kill_on_drop: false }`
[INFO] [stdout] e8b7718f6bf41d554b483925268c9ca4cf929ee72b74565578acfa7db6b1922e
