[INFO] fetching crate hd44780_test 0.1.0...
[INFO] testing hd44780_test-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hd44780_test 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hd44780_test 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e155b55cf11b9b25c87100ab1d445ad8dfa05d3d50ffa4f8456f0d66b911931b
[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" "e155b55cf11b9b25c87100ab1d445ad8dfa05d3d50ffa4f8456f0d66b911931b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e155b55cf11b9b25c87100ab1d445ad8dfa05d3d50ffa4f8456f0d66b911931b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e155b55cf11b9b25c87100ab1d445ad8dfa05d3d50ffa4f8456f0d66b911931b", kill_on_drop: false }`
[INFO] [stdout] e155b55cf11b9b25c87100ab1d445ad8dfa05d3d50ffa4f8456f0d66b911931b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] b9f28fdba6772d92abfa25bd0e57716101b7ddfcd4ba81955bf711876572c1aa
[INFO] running `Command { std: "docker" "start" "-a" "b9f28fdba6772d92abfa25bd0e57716101b7ddfcd4ba81955bf711876572c1aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir)
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     host: Box<HD44780Host>
[INFO] [stdout]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<HD44780Host>) -> HD44780 {
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "b9f28fdba6772d92abfa25bd0e57716101b7ddfcd4ba81955bf711876572c1aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f28fdba6772d92abfa25bd0e57716101b7ddfcd4ba81955bf711876572c1aa", kill_on_drop: false }`
[INFO] [stdout] b9f28fdba6772d92abfa25bd0e57716101b7ddfcd4ba81955bf711876572c1aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dd619e72fe0c74be23f639b6feff57c7fdb13817ad367023295482e0d07523d
[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" "4dd619e72fe0c74be23f639b6feff57c7fdb13817ad367023295482e0d07523d", kill_on_drop: false }`
[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] [stderr]    Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir)
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     host: Box<HD44780Host>
[INFO] [stdout]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<HD44780Host>) -> HD44780 {
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     host: Box<HD44780Host>
[INFO] [stdout]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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<HD44780Host>) -> HD44780 {
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "4dd619e72fe0c74be23f639b6feff57c7fdb13817ad367023295482e0d07523d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd619e72fe0c74be23f639b6feff57c7fdb13817ad367023295482e0d07523d", kill_on_drop: false }`
[INFO] [stdout] 4dd619e72fe0c74be23f639b6feff57c7fdb13817ad367023295482e0d07523d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97b308a13b76f2c15fc75a2d0a4ff1554f6eb7aec6aaeeb2d19992c0b9c0e790
[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" "97b308a13b76f2c15fc75a2d0a4ff1554f6eb7aec6aaeeb2d19992c0b9c0e790", kill_on_drop: false }`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |     host: Box<HD44780Host>
[INFO] [stderr]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[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/core.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new(h: Box<HD44780Host>) -> HD44780 {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |     host: Box<HD44780Host>
[INFO] [stderr]    |               ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[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/core.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new(h: Box<HD44780Host>) -> HD44780 {
[INFO] [stderr]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn HD44780Host`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hd44780-30538942e87d0663
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hd44780_test-f2869ac2ae51559a
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests hd44780
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "97b308a13b76f2c15fc75a2d0a4ff1554f6eb7aec6aaeeb2d19992c0b9c0e790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b308a13b76f2c15fc75a2d0a4ff1554f6eb7aec6aaeeb2d19992c0b9c0e790", kill_on_drop: false }`
[INFO] [stdout] 97b308a13b76f2c15fc75a2d0a4ff1554f6eb7aec6aaeeb2d19992c0b9c0e790