[INFO] fetching crate pca9548a 0.1.0...
[INFO] testing pca9548a-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate pca9548a 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate pca9548a 0.1.0
[INFO] finished tweaking crates.io crate pca9548a 0.1.0
[INFO] tweaked toml for crates.io crate pca9548a 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pca9548a 0.1.0 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 2 packages to latest compatible versions
[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] 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbc57b6a65dcbca102bdad59b23f0b8d9473e29e3fc313447f9fe557d781ce7d
[INFO] running `Command { std: "docker" "start" "-a" "dbc57b6a65dcbca102bdad59b23f0b8d9473e29e3fc313447f9fe557d781ce7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbc57b6a65dcbca102bdad59b23f0b8d9473e29e3fc313447f9fe557d781ce7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc57b6a65dcbca102bdad59b23f0b8d9473e29e3fc313447f9fe557d781ce7d", kill_on_drop: false }`
[INFO] [stdout] dbc57b6a65dcbca102bdad59b23f0b8d9473e29e3fc313447f9fe557d781ce7d
[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=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] 3585c9496db2babc5dd23414751f308d07f65bcd34bb04822dce78538765ef07
[INFO] running `Command { std: "docker" "start" "-a" "3585c9496db2babc5dd23414751f308d07f65bcd34bb04822dce78538765ef07", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling pca9548a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "3585c9496db2babc5dd23414751f308d07f65bcd34bb04822dce78538765ef07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3585c9496db2babc5dd23414751f308d07f65bcd34bb04822dce78538765ef07", kill_on_drop: false }`
[INFO] [stdout] 3585c9496db2babc5dd23414751f308d07f65bcd34bb04822dce78538765ef07
[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=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] 182130490cf2771883d3145c816a577155ac39afe65ffcd7d54155dfa6c30945
[INFO] running `Command { std: "docker" "start" "-a" "182130490cf2771883d3145c816a577155ac39afe65ffcd7d54155dfa6c30945", kill_on_drop: false }`
[INFO] [stderr]    Compiling pca9548a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "182130490cf2771883d3145c816a577155ac39afe65ffcd7d54155dfa6c30945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "182130490cf2771883d3145c816a577155ac39afe65ffcd7d54155dfa6c30945", kill_on_drop: false }`
[INFO] [stdout] 182130490cf2771883d3145c816a577155ac39afe65ffcd7d54155dfa6c30945
[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=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] 64ddbb76dae9f70ba5a69e70d6adaea955b074ef93dd47f2c81db4b7efa245aa
[INFO] running `Command { std: "docker" "start" "-a" "64ddbb76dae9f70ba5a69e70d6adaea955b074ef93dd47f2c81db4b7efa245aa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pca9548a-44fdfa5bd4093065)
[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 pca9548a
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - SubBus (line 228) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 25) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `i2c_bus` in this scope
[INFO] [stdout]  --> src/lib.rs:13:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]  --> src/lib.rs:13:44
[INFO] [stdout]   |
[INFO] [stdout] 8 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                            ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]   |
[INFO] [stdout]   = note: the following trait bounds were not satisfied:
[INFO] [stdout]           `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - SubBus (line 228) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `i2c_bus` in this scope
[INFO] [stdout]  --> src/lib.rs:233:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `subbus` in this scope
[INFO] [stdout]   --> src/lib.rs:237:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | subbus.write(0x42, &[1, 2, 3]).expect("write");
[INFO] [stdout]    | ^^^^^^ help: a local variable with a similar name exists: `subbus0`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]  --> src/lib.rs:233:44
[INFO] [stdout]   |
[INFO] [stdout] 8 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                            ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]   |
[INFO] [stdout]   = note: the following trait bounds were not satisfied:
[INFO] [stdout]           `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 25) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `i2c_bus` in this scope
[INFO] [stdout]  --> src/lib.rs:29:48
[INFO] [stdout]   |
[INFO] [stdout] 7 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                                ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]  --> src/lib.rs:29:44
[INFO] [stdout]   |
[INFO] [stdout] 7 | let pca = Pca9548a::<std::sync::Mutex<_>>::new(i2c_bus, BASE_ADDRESS);
[INFO] [stdout]   |                                            ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]   |
[INFO] [stdout]   = note: the following trait bounds were not satisfied:
[INFO] [stdout]           `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]  --> src/lib.rs:31:46
[INFO] [stdout]   |
[INFO] [stdout] 9 | let pca_0 = Pca9548a::<std::sync::Mutex<_>>::new(pca.single_subbus(0), BASE_ADDRESS + 1);
[INFO] [stdout]   |                                              ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]   |
[INFO] [stdout]   = note: the following trait bounds were not satisfied:
[INFO] [stdout]           `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:32:46
[INFO] [stdout]    |
[INFO] [stdout] 10 | let pca_1 = Pca9548a::<std::sync::Mutex<_>>::new(pca.single_subbus(1), BASE_ADDRESS + 1);
[INFO] [stdout]    |                                              ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the function or associated item `new` exists for struct `Pca9548a<std::sync::Mutex<_>>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/lib.rs:33:48
[INFO] [stdout]    |
[INFO] [stdout] 11 | let pca_1_7 = Pca9548a::<std::sync::Mutex<_>>::new(pca_1.single_subbus(7), BASE_ADDRESS + 2);
[INFO] [stdout]    |                                                ^^^ function or associated item cannot be called on `Pca9548a<std::sync::Mutex<_>>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `std::sync::Mutex<_>: MutexBase`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 25)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout]     src/lib.rs - SubBus (line 228)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "64ddbb76dae9f70ba5a69e70d6adaea955b074ef93dd47f2c81db4b7efa245aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ddbb76dae9f70ba5a69e70d6adaea955b074ef93dd47f2c81db4b7efa245aa", kill_on_drop: false }`
[INFO] [stdout] 64ddbb76dae9f70ba5a69e70d6adaea955b074ef93dd47f2c81db4b7efa245aa
