[INFO] crate hts221 0.2.0 is already in cache [INFO] extracting crate hts221 0.2.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/hts221/0.2.0 [INFO] extracting crate hts221 0.2.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hts221/0.2.0 [INFO] validating manifest of hts221-0.2.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hts221-0.2.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hts221-0.2.0 [INFO] finished frobbing hts221-0.2.0 [INFO] frobbed toml for hts221-0.2.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/hts221/0.2.0/Cargo.toml [INFO] started frobbing hts221-0.2.0 [INFO] finished frobbing hts221-0.2.0 [INFO] frobbed toml for hts221-0.2.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hts221/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing hts221-0.2.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hts221/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"` [INFO] [stdout] 104ebff467f4a2106eefa5c4311d952d3d1e1addb4830db1ad1c1a4619cd5ea4 [INFO] running `"docker" "start" "-a" "104ebff467f4a2106eefa5c4311d952d3d1e1addb4830db1ad1c1a4619cd5ea4"` [INFO] [stderr] Compiling embedded-hal v0.2.2 [INFO] [stderr] Compiling hts221 v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `"docker" "inspect" "104ebff467f4a2106eefa5c4311d952d3d1e1addb4830db1ad1c1a4619cd5ea4"` [INFO] running `"docker" "rm" "-f" "104ebff467f4a2106eefa5c4311d952d3d1e1addb4830db1ad1c1a4619cd5ea4"` [INFO] [stdout] 104ebff467f4a2106eefa5c4311d952d3d1e1addb4830db1ad1c1a4619cd5ea4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hts221/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] dacac9c716d8294f9a949dea4441352c617b8665dc9ce65c62ec5f35fc7650b7 [INFO] running `"docker" "start" "-a" "dacac9c716d8294f9a949dea4441352c617b8665dc9ce65c62ec5f35fc7650b7"` [INFO] [stderr] Compiling stm32f30x v0.7.1 [INFO] [stderr] Compiling cortex-m-semihosting v0.3.2 [INFO] [stderr] Compiling embedded-hal v0.1.3 [INFO] [stderr] Compiling cortex-m-rt-macros v0.1.5 [INFO] [stderr] Compiling bare-metal v0.2.4 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling cortex-m v0.5.8 [INFO] [stderr] Compiling cortex-m-rt v0.6.7 [INFO] [stderr] Compiling cortex-m-rt v0.5.7 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling linux-embedded-hal v0.1.1 [INFO] [stderr] Compiling stm32f30x-hal v0.2.0 [INFO] [stderr] Compiling hts221 v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.39s [INFO] running `"docker" "inspect" "dacac9c716d8294f9a949dea4441352c617b8665dc9ce65c62ec5f35fc7650b7"` [INFO] running `"docker" "rm" "-f" "dacac9c716d8294f9a949dea4441352c617b8665dc9ce65c62ec5f35fc7650b7"` [INFO] [stdout] dacac9c716d8294f9a949dea4441352c617b8665dc9ce65c62ec5f35fc7650b7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/hts221/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"` [INFO] [stdout] 2c1169b6ee76d1008cf22deef32fabb63a987ac64f3eafeabbbdefc10e81da11 [INFO] running `"docker" "start" "-a" "2c1169b6ee76d1008cf22deef32fabb63a987ac64f3eafeabbbdefc10e81da11"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/crater/target/debug/deps/hts221-4d079014856ad1f4 [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 [INFO] [stdout] [INFO] [stderr] Doc-tests hts221 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 12) ... FAILED [INFO] [stdout] test src/device.rs - device::AvConf::set_humidity_samples_averaged (line 149) ... FAILED [INFO] [stdout] test src/device.rs - device::AvConf::set_humidity_samples_averaged (line 155) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 12) stdout ---- [INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope [INFO] [stdout] --> src/lib.rs:13:35 [INFO] [stdout] | [INFO] [stdout] 4 | let hts221 = hts221::Builder::new(i2c) [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:13:14 [INFO] [stdout] | [INFO] [stdout] 4 | let hts221 = hts221::Builder::new(i2c) [INFO] [stdout] | ______________^ [INFO] [stdout] 5 | | .with_data_rate(hts221::DataRate::Continuous1Hz) [INFO] [stdout] 6 | | // other configuration... [INFO] [stdout] 7 | | .build()?; [INFO] [stdout] | |_____________^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 8 | let humidity = hts221.humidity_x2()? / 2; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 9 | let temperature = hts221.temperature_x8()? / 8; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] thread 'src/lib.rs - (line 12)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f3f8cab21e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f3f8caaa9cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7f3f8caae3f6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7f3f8caae0f7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7f3f8eb0d9ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook [INFO] [stdout] 5: 0x7f3f8caaebcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x5578124daf44 - std[698b411d1b74fcff]::panicking::begin_panic::<&str> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412 [INFO] [stdout] 7: 0x5578127a7603 - rustdoc[88d74997c65aea9c]::test::run_test [INFO] [stdout] at src/librustdoc/test.rs:354 [INFO] [stdout] 8: 0x5578126874e7 - >::set::::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 9: 0x557812709961 - syntax[55b360ca1c87f545]::with_globals::<::add_test::{closure#0}::{closure#0}::{closure#0}, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111 [INFO] [stdout] 10: 0x557812524508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<::add_test::{closure#0}::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 11: 0x5578124da573 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 12: 0x7f3f8cac0029 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: 0x557812554957 - <::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x7f3f8cabedbd - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: 0x7f3f8c630493 - start_thread [INFO] [stdout] 16: 0x7f3f8c15bace - __clone [INFO] [stdout] 17: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] ---- src/device.rs - device::AvConf::set_humidity_samples_averaged (line 149) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `AvgH` [INFO] [stdout] --> src/device.rs:151:52 [INFO] [stdout] | [INFO] [stdout] 5 | av_conf.modify(|w| w.set_humidity_samples_averaged(AvgH::Avg8))?; [INFO] [stdout] | ^^^^ use of undeclared type or module `AvgH` [INFO] [stdout] [INFO] [stdout] error[E0423]: expected value, found module `hts221` [INFO] [stdout] --> src/device.rs:150:15 [INFO] [stdout] | [INFO] [stdout] 4 | let av_conf = hts221.av_conf()?; [INFO] [stdout] | ^^^^^^-------- [INFO] [stdout] | | [INFO] [stdout] | help: use the path separator to refer to an item: `hts221::av_conf` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/device.rs:150:15 [INFO] [stdout] | [INFO] [stdout] 4 | let av_conf = hts221.av_conf()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/device.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 5 | av_conf.modify(|w| w.set_humidity_samples_averaged(AvgH::Avg8))?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] thread 'src/device.rs - device::AvConf::set_humidity_samples_averaged (line 149)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f3f8cab21e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f3f8caaa9cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7f3f8caae3f6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7f3f8caae0f7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7f3f8eb0d9ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook [INFO] [stdout] 5: 0x7f3f8caaebcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x5578124daf44 - std[698b411d1b74fcff]::panicking::begin_panic::<&str> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412 [INFO] [stdout] 7: 0x5578127a7603 - rustdoc[88d74997c65aea9c]::test::run_test [INFO] [stdout] at src/librustdoc/test.rs:354 [INFO] [stdout] 8: 0x5578126874e7 - >::set::::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 9: 0x557812709961 - syntax[55b360ca1c87f545]::with_globals::<::add_test::{closure#0}::{closure#0}::{closure#0}, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111 [INFO] [stdout] 10: 0x557812524508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<::add_test::{closure#0}::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 11: 0x5578124da573 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 12: 0x7f3f8cac0029 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: 0x557812554957 - <::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x7f3f8cabedbd - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: 0x7f3f8c630493 - start_thread [INFO] [stdout] 16: 0x7f3f8c15bace - __clone [INFO] [stdout] 17: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] ---- src/device.rs - device::AvConf::set_humidity_samples_averaged (line 155) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `AvgH` [INFO] [stdout] --> src/device.rs:157:39 [INFO] [stdout] | [INFO] [stdout] 5 | av_conf.set_humidity_samples_averaged(AvgH::Avg8)?; // not written to chip [INFO] [stdout] | ^^^^ use of undeclared type or module `AvgH` [INFO] [stdout] [INFO] [stdout] error[E0423]: expected value, found module `hts221` [INFO] [stdout] --> src/device.rs:156:15 [INFO] [stdout] | [INFO] [stdout] 4 | let av_conf = hts221.av_conf()?; [INFO] [stdout] | ^^^^^^-------- [INFO] [stdout] | | [INFO] [stdout] | help: use the path separator to refer to an item: `hts221::av_conf` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/device.rs:156:15 [INFO] [stdout] | [INFO] [stdout] 4 | let av_conf = hts221.av_conf()?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/device.rs:157:1 [INFO] [stdout] | [INFO] [stdout] 5 | av_conf.set_humidity_samples_averaged(AvgH::Avg8)?; // not written to chip [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] thread 'src/device.rs - device::AvConf::set_humidity_samples_averaged (line 155)' panicked at 'couldn't compile the test', src/librustdoc/test.rs:354:13 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x7f3f8cab21e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x7f3f8caaa9cb - std[698b411d1b74fcff]::sys_common::backtrace::_print [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:70 [INFO] [stdout] 2: 0x7f3f8caae3f6 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1} [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:58 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 3: 0x7f3f8caae0f7 - std[698b411d1b74fcff]::panicking::default_hook [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 4: 0x7f3f8eb0d9ef - rustc[8198c0d23dc1abcc]::util::common::panic_hook [INFO] [stdout] 5: 0x7f3f8caaebcd - std[698b411d1b74fcff]::panicking::rust_panic_with_hook [INFO] [stdout] at src/libstd/panicking.rs:482 [INFO] [stdout] 6: 0x5578124daf44 - std[698b411d1b74fcff]::panicking::begin_panic::<&str> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412 [INFO] [stdout] 7: 0x5578127a7603 - rustdoc[88d74997c65aea9c]::test::run_test [INFO] [stdout] at src/librustdoc/test.rs:354 [INFO] [stdout] 8: 0x5578126874e7 - >::set::::add_test::{closure#0}::{closure#0}::{closure#0}, ()>::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:754 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:112 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.2/src/lib.rs:155 [INFO] [stdout] 9: 0x557812709961 - syntax[55b360ca1c87f545]::with_globals::<::add_test::{closure#0}::{closure#0}::{closure#0}, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libsyntax/lib.rs:111 [INFO] [stdout] 10: 0x557812524508 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<::add_test::{closure#0}::{closure#0}, ()> [INFO] [stdout] at src/librustdoc/test.rs:751 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135 [INFO] [stdout] 11: 0x5578124da573 - std[698b411d1b74fcff]::panicking::try::do_call::::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297 [INFO] [stdout] 12: 0x7f3f8cac0029 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:92 [INFO] [stdout] 13: 0x557812554957 - <::spawn_unchecked<::add_test::{closure#0}::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468 [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734 [INFO] [stdout] 14: 0x7f3f8cabedbd - ::new::thread_start [INFO] [stdout] at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744 [INFO] [stdout] at src/libstd/sys_common/thread.rs:14 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:81 [INFO] [stdout] 15: 0x7f3f8c630493 - start_thread [INFO] [stdout] 16: 0x7f3f8c15bace - __clone [INFO] [stdout] 17: 0x0 - [INFO] [stdout] query stack during panic: [INFO] [stdout] end of query stack [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/device.rs - device::AvConf::set_humidity_samples_averaged (line 149) [INFO] [stdout] src/device.rs - device::AvConf::set_humidity_samples_averaged (line 155) [INFO] [stdout] src/lib.rs - (line 12) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "2c1169b6ee76d1008cf22deef32fabb63a987ac64f3eafeabbbdefc10e81da11"` [INFO] running `"docker" "rm" "-f" "2c1169b6ee76d1008cf22deef32fabb63a987ac64f3eafeabbbdefc10e81da11"` [INFO] [stdout] 2c1169b6ee76d1008cf22deef32fabb63a987ac64f3eafeabbbdefc10e81da11