[INFO] fetching crate ufire_sht20 0.9.1... [INFO] testing ufire_sht20-0.9.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate ufire_sht20 0.9.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate ufire_sht20 0.9.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufire_sht20 0.9.1 [INFO] finished tweaking crates.io crate ufire_sht20 0.9.1 [INFO] tweaked toml for crates.io crate ufire_sht20 0.9.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate crates.io crate ufire_sht20 0.9.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded encode_unicode v0.3.5 [INFO] [stderr] Downloaded gcc v0.3.54 [INFO] [stderr] Downloaded memchr v2.2.0 [INFO] [stderr] Downloaded serde v1.0.88 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded pulldown-cmark v0.1.2 [INFO] [stderr] Downloaded dtoa v0.4.2 [INFO] [stderr] Downloaded backtrace v0.3.5 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded csv-core v0.1.5 [INFO] [stderr] Downloaded rustc-demangle v0.1.7 [INFO] [stderr] Downloaded csv v1.0.5 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] [stderr] Downloaded bytes v0.4.6 [INFO] [stderr] Downloaded bytecount v0.2.0 [INFO] [stderr] Downloaded cargo_metadata v0.3.3 [INFO] [stderr] Downloaded shrust v0.0.6 [INFO] [stderr] Downloaded num-traits v0.2.1 [INFO] [stderr] Downloaded redox_syscall v0.1.51 [INFO] [stderr] Downloaded serde_derive_internals v0.19.0 [INFO] [stderr] Downloaded libc v0.2.37 [INFO] [stderr] Downloaded backtrace-sys v0.1.16 [INFO] [stderr] Downloaded remove_dir_all v0.3.0 [INFO] [stderr] Downloaded semver v0.8.0 [INFO] [stderr] Downloaded cc v1.0.5 [INFO] [stderr] Downloaded serde_json v1.0.10 [INFO] [stderr] Downloaded i2cdev v0.3.2 [INFO] [stderr] Downloaded skeptic v0.13.2 [INFO] [stderr] Downloaded serde_derive v1.0.27 [INFO] [stderr] Downloaded tempdir v0.3.6 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded term v0.5.1 [INFO] [stderr] Downloaded byteorder v1.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 92a13cacf194d938abbb66548897b654c797235f79231b07c3e9c62d56a91418 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "92a13cacf194d938abbb66548897b654c797235f79231b07c3e9c62d56a91418", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "92a13cacf194d938abbb66548897b654c797235f79231b07c3e9c62d56a91418", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92a13cacf194d938abbb66548897b654c797235f79231b07c3e9c62d56a91418", kill_on_drop: false }` [INFO] [stdout] 92a13cacf194d938abbb66548897b654c797235f79231b07c3e9c62d56a91418 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ab7801f0e5ed9f550601c29c3eb46bb4808560f1da5b270a87663ccadbb5c96 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8ab7801f0e5ed9f550601c29c3eb46bb4808560f1da5b270a87663ccadbb5c96", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.37 [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling cc v1.0.5 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling num-traits v0.2.1 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling bytecount v0.2.0 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling encode_unicode v0.3.5 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling serde_json v1.0.10 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling prettytable-rs v0.8.0 [INFO] [stderr] Compiling shrust v0.0.6 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling cargo_metadata v0.3.3 [INFO] [stderr] Compiling skeptic v0.13.2 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling ufire_sht20 v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:61:45 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 61 - pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 61 + pub fn temperature(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 80 - pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 80 + pub fn humidity(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:125:62 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 125 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | try!(writeln!(io, "{}", sht20.temperature().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | try!(writeln!(io, "{}", sht20.humidity().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "8ab7801f0e5ed9f550601c29c3eb46bb4808560f1da5b270a87663ccadbb5c96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ab7801f0e5ed9f550601c29c3eb46bb4808560f1da5b270a87663ccadbb5c96", kill_on_drop: false }` [INFO] [stdout] 8ab7801f0e5ed9f550601c29c3eb46bb4808560f1da5b270a87663ccadbb5c96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2ff8949594f27b32d8448747fdfcd4c207c2a4b01334075c69c242bbbdcf7dd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b2ff8949594f27b32d8448747fdfcd4c207c2a4b01334075c69c242bbbdcf7dd", kill_on_drop: false }` [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling ufire_sht20 v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:61:45 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 61 - pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 61 + pub fn temperature(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 80 - pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 80 + pub fn humidity(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:125:62 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 125 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:61:45 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 61 - pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 61 + pub fn temperature(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 80 - pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stdout] 80 + pub fn humidity(&mut self) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:125:62 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 125 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] 125 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | try!(writeln!(io, "{}", sht20.temperature().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | try!(writeln!(io, "{}", sht20.humidity().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "b2ff8949594f27b32d8448747fdfcd4c207c2a4b01334075c69c242bbbdcf7dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2ff8949594f27b32d8448747fdfcd4c207c2a4b01334075c69c242bbbdcf7dd", kill_on_drop: false }` [INFO] [stdout] b2ff8949594f27b32d8448747fdfcd4c207c2a4b01334075c69c242bbbdcf7dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0d9a29683a49104758f2e235b1f3ec4a8751006cb00f923e18ce904dbf181027 [INFO] running `Command { std: "docker" "start" "-a" "0d9a29683a49104758f2e235b1f3ec4a8751006cb00f923e18ce904dbf181027", kill_on_drop: false }` [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Compiling ufire_sht20 v0.9.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:61:45 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 61 - pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stderr] 61 + pub fn temperature(&mut self) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:80:42 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 80 - pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stderr] 80 + pub fn humidity(&mut self) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:125:62 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 125 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stderr] 125 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `ufire_sht20` (lib) generated 3 warnings [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:14:3 [INFO] [stderr] | [INFO] [stderr] 14 | try!(writeln!(io, "{}", sht20.temperature().unwrap())); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:20:3 [INFO] [stderr] | [INFO] [stderr] 20 | try!(writeln!(io, "{}", sht20.humidity().unwrap())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `ufire_sht20` (lib test) generated 3 warnings (3 duplicates) [INFO] [stdout] [INFO] [stderr] warning: `ufire_sht20` (bin "ufire_sht20_bin" test) generated 2 warnings [INFO] [stdout] running 0 tests [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ufire_sht20-03abc66948b61dc2) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ufire_sht20_bin-c15a66fa38e20bb1) [INFO] [stdout] [INFO] [stderr] Doc-tests ufire_sht20 [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] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:61:45 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 61 - pub fn temperature(&mut self) -> Result<(f32), Box> { [INFO] [stderr] 61 + pub fn temperature(&mut self) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:80:42 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 80 - pub fn humidity(&mut self) -> Result<(f32), Box> { [INFO] [stderr] 80 + pub fn humidity(&mut self) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:125:62 [INFO] [stderr] | [INFO] [stderr] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 125 - pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stderr] 125 + pub fn _read_register(&mut self, register: u8) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stdout] running 3 tests [INFO] [stderr] [INFO] [stdout] test src/lib.rs - SHT20::humidity (line 76) ... FAILED [INFO] [stdout] test src/lib.rs - SHT20::temperature (line 57) ... FAILED [INFO] [stdout] test src/lib.rs - SHT20::new (line 45) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - SHT20::humidity (line 76) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SHT20` [INFO] [stdout] --> src/lib.rs:77:17 [INFO] [stdout] | [INFO] [stdout] 3 | let mut sht20 = SHT20::new("/dev/i2c-3").unwrap(); [INFO] [stdout] | ^^^^^ use of undeclared type `SHT20` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - SHT20::temperature (line 57) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SHT20` [INFO] [stdout] --> src/lib.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 3 | let mut sht20 = SHT20::new("/dev/i2c-3").unwrap(); [INFO] [stdout] | ^^^^^ use of undeclared type `SHT20` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - SHT20::new (line 45) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SHT20` [INFO] [stdout] --> src/lib.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 3 | let mut sht20 = SHT20::new("/dev/i2c-3").unwrap(); [INFO] [stdout] | ^^^^^ use of undeclared type `SHT20` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - SHT20::humidity (line 76) [INFO] [stdout] src/lib.rs - SHT20::new (line 45) [INFO] [stdout] src/lib.rs - SHT20::temperature (line 57) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "0d9a29683a49104758f2e235b1f3ec4a8751006cb00f923e18ce904dbf181027", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d9a29683a49104758f2e235b1f3ec4a8751006cb00f923e18ce904dbf181027", kill_on_drop: false }` [INFO] [stdout] 0d9a29683a49104758f2e235b1f3ec4a8751006cb00f923e18ce904dbf181027