[INFO] updating cached repository Tylerflick/bme680-webthing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Tylerflick/bme680-webthing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Tylerflick/bme680-webthing" "work/ex/beta-1.38-1/sources/1.37.0/gh/Tylerflick/bme680-webthing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Tylerflick/bme680-webthing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Tylerflick/bme680-webthing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tylerflick/bme680-webthing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tylerflick/bme680-webthing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1a7b54dfab2be8ad14ab6b1f830ef3a58bfd9834
[INFO] sha for GitHub repo Tylerflick/bme680-webthing: 1a7b54dfab2be8ad14ab6b1f830ef3a58bfd9834
[INFO] validating manifest of Tylerflick/bme680-webthing on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Tylerflick/bme680-webthing on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Tylerflick/bme680-webthing
[INFO] finished frobbing Tylerflick/bme680-webthing
[INFO] frobbed toml for Tylerflick/bme680-webthing written to work/ex/beta-1.38-1/sources/1.37.0/gh/Tylerflick/bme680-webthing/Cargo.toml
[INFO] started frobbing Tylerflick/bme680-webthing
[INFO] finished frobbing Tylerflick/bme680-webthing
[INFO] frobbed toml for Tylerflick/bme680-webthing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tylerflick/bme680-webthing/Cargo.toml
[INFO] crate Tylerflick/bme680-webthing already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Tylerflick/bme680-webthing against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Tylerflick/bme680-webthing:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 6b0133c9611733e63d11a1d82a1443e371cc9e2a913b1629fb0b49b2861955b3
[INFO] running `"docker" "start" "-a" "6b0133c9611733e63d11a1d82a1443e371cc9e2a913b1629fb0b49b2861955b3"`
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]    Compiling tower-service v0.1.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling embedded-hal v0.2.2
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling bme680 v0.4.3
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.18
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling spidev v0.3.0
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling i2cdev v0.4.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling valico v2.4.2
[INFO] [stderr]    Compiling valico v3.0.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling sysfs_gpio v0.5.3
[INFO] [stderr]    Compiling linux-embedded-hal v0.2.2
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling tokio v0.1.19
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling libmdns v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling v_escape_derive v0.5.3
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling jsonway v2.0.0
[INFO] [stderr]    Compiling v_escape v0.7.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling v_htmlescape v0.4.3
[INFO] [stderr]    Compiling trust-dns-proto v0.6.3
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.3
[INFO] [stderr]    Compiling actix v0.7.9
[INFO] [stderr]    Compiling actix-net v0.2.6
[INFO] [stderr]    Compiling webthing v0.11.0
[INFO] [stderr]    Compiling bme680-webthing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `embedded_hal::blocking::i2c`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use embedded_hal::blocking::i2c;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use std::result;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:32:32
[INFO] [stderr]    |
[INFO] [stderr] 32 |         thing: Weak<RwLock<Box<Thing>>>,
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Thing`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |     ) -> Option<Box<Action>> {
[INFO] [stderr]    |                     ^^^^^^ help: use `dyn`: `dyn Action`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn make_temp_sensor() -> Arc<RwLock<Box<Thing + 'static>>> {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Thing + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:40
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn make_hum_sensor() -> Arc<RwLock<Box<Thing + 'static>>> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Thing + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 |     let mut things: Vec<Arc<RwLock<Box<Thing + 'static>>>> = Vec::new();
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Thing + 'static`
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]    --> src/main.rs:128:27
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let mut dev = Bme680::init(i2c, Delay {}, I2CAddress::Primary)?;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]    --> src/main.rs:141:34
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let (data, _state) = dev.get_sensor_data()?;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]    --> src/main.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             dev.set_sensor_settings(settings)?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] 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] [stderr]    --> src/main.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 140 |             dev.set_sensor_mode(PowerMode::ForcedMode)?;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]     = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `bme680-webthing`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "6b0133c9611733e63d11a1d82a1443e371cc9e2a913b1629fb0b49b2861955b3"`
[INFO] running `"docker" "rm" "-f" "6b0133c9611733e63d11a1d82a1443e371cc9e2a913b1629fb0b49b2861955b3"`
[INFO] [stdout] 6b0133c9611733e63d11a1d82a1443e371cc9e2a913b1629fb0b49b2861955b3