[INFO] fetching crate hd44780_test 0.1.0...
[INFO] testing hd44780_test-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate hd44780_test 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate hd44780_test 0.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba9a96f3145277a1ca3d2d5073a95fde65939855517384f3d0c6cdd9838ffac5
[INFO] running `"docker" "start" "-a" "ba9a96f3145277a1ca3d2d5073a95fde65939855517384f3d0c6cdd9838ffac5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "ba9a96f3145277a1ca3d2d5073a95fde65939855517384f3d0c6cdd9838ffac5"`
[INFO] running `"docker" "rm" "-f" "ba9a96f3145277a1ca3d2d5073a95fde65939855517384f3d0c6cdd9838ffac5"`
[INFO] [stdout] ba9a96f3145277a1ca3d2d5073a95fde65939855517384f3d0c6cdd9838ffac5
[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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e611e41b4870a4cbeb578aeaa28d0008fc8ecf1238961fc97d555051962b4f7
[INFO] running `"docker" "start" "-a" "9e611e41b4870a4cbeb578aeaa28d0008fc8ecf1238961fc97d555051962b4f7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hd44780_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 0.75s
[INFO] running `"docker" "inspect" "9e611e41b4870a4cbeb578aeaa28d0008fc8ecf1238961fc97d555051962b4f7"`
[INFO] running `"docker" "rm" "-f" "9e611e41b4870a4cbeb578aeaa28d0008fc8ecf1238961fc97d555051962b4f7"`
[INFO] [stdout] 9e611e41b4870a4cbeb578aeaa28d0008fc8ecf1238961fc97d555051962b4f7
[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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e4743cd6ef2a34b604bf9a1eb23155b0d683e6bdc64917df79d587c8570593f
[INFO] running `"docker" "start" "-a" "5e4743cd6ef2a34b604bf9a1eb23155b0d683e6bdc64917df79d587c8570593f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 item '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 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hd44780-2d9a06235485530f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/hd44780_test-0ae0f739c4e41416
[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] [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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5e4743cd6ef2a34b604bf9a1eb23155b0d683e6bdc64917df79d587c8570593f"`
[INFO] running `"docker" "rm" "-f" "5e4743cd6ef2a34b604bf9a1eb23155b0d683e6bdc64917df79d587c8570593f"`
[INFO] [stdout] 5e4743cd6ef2a34b604bf9a1eb23155b0d683e6bdc64917df79d587c8570593f