[INFO] fetching crate mcp23x17 0.2.0... [INFO] testing mcp23x17-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mcp23x17 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mcp23x17 0.2.0 [INFO] finished tweaking crates.io crate mcp23x17 0.2.0 [INFO] tweaked toml for crates.io crate mcp23x17 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mcp23x17 0.2.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.9.4) [INFO] [stderr] Adding embedded-hal v0.2.7 (available: v1.0.0) [INFO] [stderr] Adding embedded-hal-mock v0.2.0 (available: v0.11.1) [INFO] [stderr] Adding linux-embedded-hal v0.2.2 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2634d581e58317dc3e1a0f2bc5eeabefc8d51f54ba786c8f1c9c19e79691a16c [INFO] running `Command { std: "docker" "start" "-a" "2634d581e58317dc3e1a0f2bc5eeabefc8d51f54ba786c8f1c9c19e79691a16c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2634d581e58317dc3e1a0f2bc5eeabefc8d51f54ba786c8f1c9c19e79691a16c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2634d581e58317dc3e1a0f2bc5eeabefc8d51f54ba786c8f1c9c19e79691a16c", kill_on_drop: false }` [INFO] [stdout] 2634d581e58317dc3e1a0f2bc5eeabefc8d51f54ba786c8f1c9c19e79691a16c [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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec3de3b13ddd945fd642155c92a577e080d262cb8e43833927a8fa585d09cc3c [INFO] running `Command { std: "docker" "start" "-a" "ec3de3b13ddd945fd642155c92a577e080d262cb8e43833927a8fa585d09cc3c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling nb v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling mcp23x17 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated constant `_nothin` should have an upper case name [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | const _nothin = 1 << 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "ec3de3b13ddd945fd642155c92a577e080d262cb8e43833927a8fa585d09cc3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec3de3b13ddd945fd642155c92a577e080d262cb8e43833927a8fa585d09cc3c", kill_on_drop: false }` [INFO] [stdout] ec3de3b13ddd945fd642155c92a577e080d262cb8e43833927a8fa585d09cc3c [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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9759da3c7f117be62be50e163c7c1d2e7313ca48c120d4d9b578e77661d3871f [INFO] running `Command { std: "docker" "start" "-a" "9759da3c7f117be62be50e163c7c1d2e7313ca48c120d4d9b578e77661d3871f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling bitflags v0.3.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling embedded-hal-mock v0.2.0 [INFO] [stdout] warning: associated constant `_nothin` should have an upper case name [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | const _nothin = 1 << 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling spidev v0.3.0 [INFO] [stderr] Compiling sysfs_gpio v0.5.4 [INFO] [stderr] Compiling i2cdev v0.4.4 [INFO] [stderr] Compiling linux-embedded-hal v0.2.2 [INFO] [stderr] Compiling mcp23x17 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/pi.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 27 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | fn main() -> Result<(), Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:273:9 [INFO] [stdout] | [INFO] [stdout] 273 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `_nothin` should have an upper case name [INFO] [stdout] --> src/lib.rs:101:15 [INFO] [stdout] | [INFO] [stdout] 101 | const _nothin = 1 << 0; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.19s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "9759da3c7f117be62be50e163c7c1d2e7313ca48c120d4d9b578e77661d3871f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9759da3c7f117be62be50e163c7c1d2e7313ca48c120d4d9b578e77661d3871f", kill_on_drop: false }` [INFO] [stdout] 9759da3c7f117be62be50e163c7c1d2e7313ca48c120d4d9b578e77661d3871f [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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e5e18c3a804e5cdfe744596d33ebf1efa80d92a4e2890e148410fa671792b716 [INFO] running `Command { std: "docker" "start" "-a" "e5e18c3a804e5cdfe744596d33ebf1efa80d92a4e2890e148410fa671792b716", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: associated constant `_nothin` should have an upper case name [INFO] [stderr] --> src/lib.rs:101:15 [INFO] [stderr] | [INFO] [stderr] 101 | const _nothin = 1 << 0; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to upper case: `_NOTHIN` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `mcp23x17` (lib) generated 1 warning [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/lib.rs:273:9 [INFO] [stderr] | [INFO] [stderr] 273 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> examples/pi.rs:27:29 [INFO] [stderr] | [INFO] [stderr] 27 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 27 | fn main() -> Result<(), Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `mcp23x17` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p mcp23x17 --tests` to apply 1 suggestion) [INFO] [stderr] warning: `mcp23x17` (example "pi") generated 1 warning (run `cargo fix --example "pi"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcp23x17-f13d511522203b98) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mcp23x17 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 11) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 11) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `linux_hal` [INFO] [stdout] --> src/lib.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 4 | use linux_hal::I2cdev; [INFO] [stdout] | ^^^^^^^^^ use of unresolved module or unlinked crate `linux_hal` [INFO] [stdout] | [INFO] [stdout] help: if you wanted to use a crate named `linux_hal`, use `cargo add linux_hal` to add it to your `Cargo.toml` and import it in your code [INFO] [stdout] | [INFO] [stdout] 2 + extern crate linux_hal; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/lib.rs:19:29 [INFO] [stdout] | [INFO] [stdout] 10 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 4 + use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 4 + use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 4 + use std::io::Error; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0432. [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 11) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "e5e18c3a804e5cdfe744596d33ebf1efa80d92a4e2890e148410fa671792b716", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e18c3a804e5cdfe744596d33ebf1efa80d92a4e2890e148410fa671792b716", kill_on_drop: false }` [INFO] [stdout] e5e18c3a804e5cdfe744596d33ebf1efa80d92a4e2890e148410fa671792b716