[INFO] fetching crate sht4x-rjw 0.2.0...
[INFO] testing sht4x-rjw-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sht4x-rjw 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sht4x-rjw 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sht4x-rjw 0.2.0
[INFO] tweaked toml for crates.io crate sht4x-rjw 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sht4x-rjw 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sht4x-rjw 0.2.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4c57faff01947209cac6ef70d7cf21c3c950b91ce436bcbf8918460e84d210f
[INFO] running `Command { std: "docker" "start" "-a" "c4c57faff01947209cac6ef70d7cf21c3c950b91ce436bcbf8918460e84d210f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c57faff01947209cac6ef70d7cf21c3c950b91ce436bcbf8918460e84d210f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c57faff01947209cac6ef70d7cf21c3c950b91ce436bcbf8918460e84d210f", kill_on_drop: false }`
[INFO] [stdout] c4c57faff01947209cac6ef70d7cf21c3c950b91ce436bcbf8918460e84d210f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b18c955806dfa2e61f63d1f78971cf8f08c07c2b993630004565f39707af03e1
[INFO] running `Command { std: "docker" "start" "-a" "b18c955806dfa2e61f63d1f78971cf8f08c07c2b993630004565f39707af03e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling sht4x-rjw v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b18c955806dfa2e61f63d1f78971cf8f08c07c2b993630004565f39707af03e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18c955806dfa2e61f63d1f78971cf8f08c07c2b993630004565f39707af03e1", kill_on_drop: false }`
[INFO] [stdout] b18c955806dfa2e61f63d1f78971cf8f08c07c2b993630004565f39707af03e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20d5635dfd47ba1a3af2f5d3d625556b9debff35c14e0e7d4045b31e0f6e7633
[INFO] running `Command { std: "docker" "start" "-a" "20d5635dfd47ba1a3af2f5d3d625556b9debff35c14e0e7d4045b31e0f6e7633", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling defmt-macros v1.0.1
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling defmt v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling pollster-macro v0.4.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal-nb v1.0.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling defmt-parser v1.0.0
[INFO] [stderr]    Compiling pollster v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling hidapi v2.6.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.1
[INFO] [stderr]    Compiling mcp2221-hal v0.1.0
[INFO] [stderr]    Compiling embedded-hal-mock v0.11.1
[INFO] [stderr]    Compiling sht4x-rjw v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "20d5635dfd47ba1a3af2f5d3d625556b9debff35c14e0e7d4045b31e0f6e7633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d5635dfd47ba1a3af2f5d3d625556b9debff35c14e0e7d4045b31e0f6e7633", kill_on_drop: false }`
[INFO] [stdout] 20d5635dfd47ba1a3af2f5d3d625556b9debff35c14e0e7d4045b31e0f6e7633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79f63c389b36eae0f90ee745b9fd6fa216d1acd86a33ced1c0c49b40d53d2637
[INFO] running `Command { std: "docker" "start" "-a" "79f63c389b36eae0f90ee745b9fd6fa216d1acd86a33ced1c0c49b40d53d2637", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sht4x_rjw-c55758bc87e3c2b0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test crc::test::crc_0000 ... ok
[INFO] [stdout] test crc::test::crc_BEEF ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mcp2221.rs (/opt/rustwide/target/debug/deps/mcp2221-c31a27729ce63c89)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mcp ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- mcp stdout ----
[INFO] [stdout] Error: HidApi error: hidapi error: No HID devices with requested VID/PID found in the system.
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     hidapi error: No HID devices with requested VID/PID found in the system.
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/anyhow-1.0.98/src/backtrace.rs:27:14
[INFO] [stdout]    1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:2189:27
[INFO] [stdout]    2: mcp2221::mcp
[INFO] [stdout]              at ./tests/mcp2221.rs:6:15
[INFO] [stdout]    3: mcp2221::mcp::{{closure}}
[INFO] [stdout]              at ./tests/mcp2221.rs:5:13
[INFO] [stdout]    4: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    5: <fn() -> core::result::Result<(), alloc::string::String> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]    6: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:663:18
[INFO] [stdout]    7: test::run_test_in_process::{closure#0}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:74
[INFO] [stdout]    8: <core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]    9: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   10: std::panicking::catch_unwind::<core::result::Result<(), alloc::string::String>, core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   11: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<test::run_test_in_process::{closure#0}>, core::result::Result<(), alloc::string::String>>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   12: test::run_test_in_process
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:686:27
[INFO] [stdout]   13: test::run_test::{closure#0}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:607:43
[INFO] [stdout]   14: test::run_test::{closure#1}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/test/src/lib.rs:637:41
[INFO] [stdout]   15: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   16: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   17: <core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   18: std::panicking::catch_unwind::do_call::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stdout]   19: std::panicking::catch_unwind::<(), core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stdout]   20: std::panic::catch_unwind::<core::panic::unwind_safe::AssertUnwindSafe<std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stdout]   21: std::thread::lifecycle::spawn_unchecked::<test::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   22: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23: <alloc::boxed::Box<dyn core::ops::function::FnOnce<(), Output = ()> + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/alloc/src/boxed.rs:2249:9
[INFO] [stdout]   24: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]              at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   25: <unknown>
[INFO] [stdout]   26: clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     mcp
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test mcp2221`
[INFO] running `Command { std: "docker" "inspect" "79f63c389b36eae0f90ee745b9fd6fa216d1acd86a33ced1c0c49b40d53d2637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79f63c389b36eae0f90ee745b9fd6fa216d1acd86a33ced1c0c49b40d53d2637", kill_on_drop: false }`
[INFO] [stdout] 79f63c389b36eae0f90ee745b9fd6fa216d1acd86a33ced1c0c49b40d53d2637
