[INFO] fetching crate hd44780_test 0.1.0... [INFO] testing hd44780_test-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate hd44780_test 0.1.0 into /workspace/builds/worker-49/source [INFO] validating manifest of crates.io crate hd44780_test 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hd44780_test 0.1.0 [INFO] finished tweaking crates.io crate hd44780_test 0.1.0 [INFO] tweaked toml for crates.io crate hd44780_test 0.1.0 written to /workspace/builds/worker-49/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad800f599668119e30eefdc7381a0f4976fea2887b9c686f523c93ca44792b0e [INFO] running `Command { std: "docker" "start" "-a" "ad800f599668119e30eefdc7381a0f4976fea2887b9c686f523c93ca44792b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad800f599668119e30eefdc7381a0f4976fea2887b9c686f523c93ca44792b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad800f599668119e30eefdc7381a0f4976fea2887b9c686f523c93ca44792b0e", kill_on_drop: false }` [INFO] [stdout] ad800f599668119e30eefdc7381a0f4976fea2887b9c686f523c93ca44792b0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c30f2a6b92d99fb3affdb7334a9aeec3b51dd38af3444cfeae091b4cf7cb9037 [INFO] running `Command { std: "docker" "start" "-a" "c30f2a6b92d99fb3affdb7334a9aeec3b51dd38af3444cfeae091b4cf7cb9037", kill_on_drop: false }` [INFO] [stderr] Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | host: Box [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(h: Box) -> HD44780 { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/core.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | try!(self.host.init()); [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/hosts.rs:56:24 [INFO] [stdout] | [INFO] [stdout] 56 | self.rs = Some(try!(fso.open("/sys/class/gpio/gpio7/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:57:28 [INFO] [stdout] | [INFO] [stdout] 57 | self.enable = Some(try!(fso.open("/sys/class/gpio/gpio8/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:58:27 [INFO] [stdout] | [INFO] [stdout] 58 | self.data4 = Some(try!(fso.open("/sys/class/gpio/gpio25/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:59:27 [INFO] [stdout] | [INFO] [stdout] 59 | self.data5 = Some(try!(fso.open("/sys/class/gpio/gpio24/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | self.data6 = Some(try!(fso.open("/sys/class/gpio/gpio23/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | self.data7 = Some(try!(fso.open("/sys/class/gpio/gpio18/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.65s [INFO] running `Command { std: "docker" "inspect" "c30f2a6b92d99fb3affdb7334a9aeec3b51dd38af3444cfeae091b4cf7cb9037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c30f2a6b92d99fb3affdb7334a9aeec3b51dd38af3444cfeae091b4cf7cb9037", kill_on_drop: false }` [INFO] [stdout] c30f2a6b92d99fb3affdb7334a9aeec3b51dd38af3444cfeae091b4cf7cb9037 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2435167b785fc0a1e802f66e3ddcec66210549245a226a98cac7558b948ff20c [INFO] running `Command { std: "docker" "start" "-a" "2435167b785fc0a1e802f66e3ddcec66210549245a226a98cac7558b948ff20c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | host: Box [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(h: Box) -> HD44780 { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/core.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | try!(self.host.init()); [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/hosts.rs:56:24 [INFO] [stdout] | [INFO] [stdout] 56 | self.rs = Some(try!(fso.open("/sys/class/gpio/gpio7/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:57:28 [INFO] [stdout] | [INFO] [stdout] 57 | self.enable = Some(try!(fso.open("/sys/class/gpio/gpio8/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:58:27 [INFO] [stdout] | [INFO] [stdout] 58 | self.data4 = Some(try!(fso.open("/sys/class/gpio/gpio25/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:59:27 [INFO] [stdout] | [INFO] [stdout] 59 | self.data5 = Some(try!(fso.open("/sys/class/gpio/gpio24/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | self.data6 = Some(try!(fso.open("/sys/class/gpio/gpio23/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | self.data7 = Some(try!(fso.open("/sys/class/gpio/gpio18/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | host: Box [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/core.rs:16:23 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(h: Box) -> HD44780 { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/core.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | try!(self.host.init()); [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/hosts.rs:56:24 [INFO] [stdout] | [INFO] [stdout] 56 | self.rs = Some(try!(fso.open("/sys/class/gpio/gpio7/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:57:28 [INFO] [stdout] | [INFO] [stdout] 57 | self.enable = Some(try!(fso.open("/sys/class/gpio/gpio8/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:58:27 [INFO] [stdout] | [INFO] [stdout] 58 | self.data4 = Some(try!(fso.open("/sys/class/gpio/gpio25/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:59:27 [INFO] [stdout] | [INFO] [stdout] 59 | self.data5 = Some(try!(fso.open("/sys/class/gpio/gpio24/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:60:27 [INFO] [stdout] | [INFO] [stdout] 60 | self.data6 = Some(try!(fso.open("/sys/class/gpio/gpio23/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/hosts.rs:61:27 [INFO] [stdout] | [INFO] [stdout] 61 | self.data7 = Some(try!(fso.open("/sys/class/gpio/gpio18/value"))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.51s [INFO] running `Command { std: "docker" "inspect" "2435167b785fc0a1e802f66e3ddcec66210549245a226a98cac7558b948ff20c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2435167b785fc0a1e802f66e3ddcec66210549245a226a98cac7558b948ff20c", kill_on_drop: false }` [INFO] [stdout] 2435167b785fc0a1e802f66e3ddcec66210549245a226a98cac7558b948ff20c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4746661fb661ccbb1614ed407b1adf910de6a92d9a9e3c18df946d1821790489 [INFO] running `Command { std: "docker" "start" "-a" "4746661fb661ccbb1614ed407b1adf910de6a92d9a9e3c18df946d1821790489", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/core.rs:12:15 [INFO] [stderr] | [INFO] [stderr] 12 | host: Box [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/core.rs:16:23 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(h: Box) -> HD44780 { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/core.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | try!(self.host.init()); [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/hosts.rs:56:24 [INFO] [stderr] | [INFO] [stderr] 56 | self.rs = Some(try!(fso.open("/sys/class/gpio/gpio7/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/hosts.rs:57:28 [INFO] [stderr] | [INFO] [stderr] 57 | self.enable = Some(try!(fso.open("/sys/class/gpio/gpio8/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/hosts.rs:58:27 [INFO] [stderr] | [INFO] [stderr] 58 | self.data4 = Some(try!(fso.open("/sys/class/gpio/gpio25/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/hosts.rs:59:27 [INFO] [stderr] | [INFO] [stderr] 59 | self.data5 = Some(try!(fso.open("/sys/class/gpio/gpio24/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/hosts.rs:60:27 [INFO] [stderr] | [INFO] [stderr] 60 | self.data6 = Some(try!(fso.open("/sys/class/gpio/gpio23/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/hosts.rs:61:27 [INFO] [stderr] | [INFO] [stderr] 61 | self.data7 = Some(try!(fso.open("/sys/class/gpio/gpio18/value"))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `hd44780_test` (lib) generated 9 warnings [INFO] [stderr] warning: `hd44780_test` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hd44780-e05eeddb638359e4) [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] [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] Running unittests (/opt/rustwide/target/debug/deps/hd44780_test-9e23025e21bf73b2) [INFO] [stderr] Doc-tests hd44780 [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] running `Command { std: "docker" "inspect" "4746661fb661ccbb1614ed407b1adf910de6a92d9a9e3c18df946d1821790489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4746661fb661ccbb1614ed407b1adf910de6a92d9a9e3c18df946d1821790489", kill_on_drop: false }` [INFO] [stdout] 4746661fb661ccbb1614ed407b1adf910de6a92d9a9e3c18df946d1821790489