[INFO] updating cached repository https://github.com/Tylerflick/bme680-webthing
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1a7b54dfab2be8ad14ab6b1f830ef3a58bfd9834
[INFO] checking Tylerflick/bme680-webthing against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerflick%2Fbme680-webthing" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tylerflick/bme680-webthing on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Tylerflick/bme680-webthing
[INFO] finished tweaking git repo https://github.com/Tylerflick/bme680-webthing
[INFO] tweaked toml for git repo https://github.com/Tylerflick/bme680-webthing written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Tylerflick/bme680-webthing already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8aa6f3728b0c1b576c34da338fb045c1c40fe27bf6f4d047886fc37429f5e2d3
[INFO] running `"docker" "start" "-a" "8aa6f3728b0c1b576c34da338fb045c1c40fe27bf6f4d047886fc37429f5e2d3"`
[INFO] [stderr]     Checking version_check v0.1.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]    Compiling v_escape v0.7.2
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking embedded-hal v0.2.2
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]     Checking iovec v0.1.2
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[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking multimap v0.4.0
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[INFO] [stderr]     Checking rand v0.6.5
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[INFO] [stderr]     Checking bme680 v0.4.3
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[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]    Compiling actix_derive v0.3.2
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[INFO] [stderr]     Checking uuid v0.7.4
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[INFO] [stderr]     Checking h2 v0.1.18
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[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking sysfs_gpio v0.5.3
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[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]     Checking linux-embedded-hal v0.2.2
[INFO] [stderr]    Compiling v_htmlescape v0.4.3
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[INFO] [stderr]     Checking webthing v0.11.0
[INFO] [stderr]     Checking bme680-webthing v0.1.0 (/opt/rustwide/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] 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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:128:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |             let mut dev = Bme680::init(i2c, Delay {}, I2CAddress::Primary)?;
[INFO] [stderr]     | |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:141:34
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 141 | |             let (data, _state) = dev.get_sensor_data()?;
[INFO] [stderr]     | |                                  ^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 137 | |             dev.set_sensor_settings(settings)?;
[INFO] [stderr]     | |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |             dev.set_sensor_mode(PowerMode::ForcedMode)?;
[INFO] [stderr]     | |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:128:27
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |             let mut dev = Bme680::init(i2c, Delay {}, I2CAddress::Primary)?;
[INFO] [stderr]     | |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:141:34
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 141 | |             let (data, _state) = dev.get_sensor_data()?;
[INFO] [stderr]     | |                                  ^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 137 | |             dev.set_sensor_settings(settings)?;
[INFO] [stderr]     | |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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 closure that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]    --> src/main.rs:140:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |       thread::spawn(move || {
[INFO] [stderr]     |  ___________________-
[INFO] [stderr] 120 | |         let mut rng = rand::thread_rng();
[INFO] [stderr] 121 | |
[INFO] [stderr] 122 | |         // Mimic an actual sensor updating its reading every couple seconds.
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |             dev.set_sensor_mode(PowerMode::ForcedMode)?;
[INFO] [stderr]     | |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a closure that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 165 | |         }
[INFO] [stderr] 166 | |     });
[INFO] [stderr]     | |_____- this function should return `Result` or `Option` to accept `?`
[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" "8aa6f3728b0c1b576c34da338fb045c1c40fe27bf6f4d047886fc37429f5e2d3"`
[INFO] running `"docker" "rm" "-f" "8aa6f3728b0c1b576c34da338fb045c1c40fe27bf6f4d047886fc37429f5e2d3"`
[INFO] [stdout] 8aa6f3728b0c1b576c34da338fb045c1c40fe27bf6f4d047886fc37429f5e2d3
