[INFO] fetching crate sdl2_ttf 0.25.1...
[INFO] testing sdl2_ttf-0.25.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sdl2_ttf 0.25.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sdl2_ttf 0.25.1 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 sdl2_ttf 0.25.1
[INFO] finished tweaking crates.io crate sdl2_ttf 0.25.1
[INFO] tweaked toml for crates.io crate sdl2_ttf 0.25.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] d0223ebd0b041f130ec6ac598af5319353cb0f1359a9d8abd02bdbc8ab93f8cf
[INFO] running `Command { std: "docker" "start" "-a" "d0223ebd0b041f130ec6ac598af5319353cb0f1359a9d8abd02bdbc8ab93f8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0223ebd0b041f130ec6ac598af5319353cb0f1359a9d8abd02bdbc8ab93f8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0223ebd0b041f130ec6ac598af5319353cb0f1359a9d8abd02bdbc8ab93f8cf", kill_on_drop: false }`
[INFO] [stdout] d0223ebd0b041f130ec6ac598af5319353cb0f1359a9d8abd02bdbc8ab93f8cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] a2045928230559e2e8a51e40b9a920f387ac4000aade9e1721ce8f07e3da917d
[INFO] running `Command { std: "docker" "start" "-a" "a2045928230559e2e8a51e40b9a920f387ac4000aade9e1721ce8f07e3da917d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-sys v0.25.0
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.25.0
[INFO] [stderr]    Compiling sdl2_ttf v0.25.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:231:22
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:344:24
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let c_string = try!(RenderableText::Utf8(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:363:24
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let c_string = try!(RenderableText::Latin1(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/sdl2_ttf/context.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:99:60
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 write!(f, "Invalid Latin-1 bytes: {}", err.description())
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/context.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `Command { std: "docker" "inspect" "a2045928230559e2e8a51e40b9a920f387ac4000aade9e1721ce8f07e3da917d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2045928230559e2e8a51e40b9a920f387ac4000aade9e1721ce8f07e3da917d", kill_on_drop: false }`
[INFO] [stdout] a2045928230559e2e8a51e40b9a920f387ac4000aade9e1721ce8f07e3da917d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] e6804d892a260e96cd30755c74532fc7b7f6adbc8030a26fca07db0a5e12a49f
[INFO] running `Command { std: "docker" "start" "-a" "e6804d892a260e96cd30755c74532fc7b7f6adbc8030a26fca07db0a5e12a49f", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sdl2_ttf v0.25.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:231:22
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:344:24
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let c_string = try!(RenderableText::Utf8(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:363:24
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let c_string = try!(RenderableText::Latin1(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/sdl2_ttf/context.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:99:60
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 write!(f, "Invalid Latin-1 bytes: {}", err.description())
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/context.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / bitflags! {
[INFO] [stdout] 29 | |     /// The styling of a font.
[INFO] [stdout] 30 | |     pub flags FontStyle: ::std::os::raw::c_int {
[INFO] [stdout] 31 | |         const STYLE_NORMAL        = ::ffi::TTF_STYLE_NORMAL,
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     }
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:163:22
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:185:22
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:208:22
[INFO] [stdout]     |
[INFO] [stdout] 208 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:231:22
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let source = try!(self.text.convert());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:344:24
[INFO] [stdout]     |
[INFO] [stdout] 344 |         let c_string = try!(RenderableText::Utf8(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sdl2_ttf/font.rs:363:24
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let c_string = try!(RenderableText::Latin1(text).convert());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:83:32
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/sdl2_ttf/context.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:75:23
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/font.rs:99:60
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 write!(f, "Invalid Latin-1 bytes: {}", err.description())
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sdl2_ttf/context.rs:95:23
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 error.description()
[INFO] [stdout]    |                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.0.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.1.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.10.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.11.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.12.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.13.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.14.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.15.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.2.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.3.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.4.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.5.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.6.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.7.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.8.rcgu.o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.demo.dwup3omx-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f" "/opt/rustwide/target/debug/examples/demo-63643ae1695fca9f.1a0lailn511rwyh7.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2_ttf-00171f6e314dbaef.rlib" "/opt/rustwide/target/debug/deps/libsdl2-f3e6e26cf2ec9675.rlib" "/opt/rustwide/target/debug/deps/librand-6bc5995eb936c5dc.rlib" "/opt/rustwide/target/debug/deps/librand-26ff6dc32e2129b5.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-22f71765e476f602.rlib" "/opt/rustwide/target/debug/deps/libbitflags-9f683007c92f384d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9850e1ed257f46c2.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libnum-81b49377de24033f.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-63eb6f71941d397c.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-4545f17f749a0151.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4a59219676fe7595.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sdl2_ttf`
[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] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.sdl2_ttf.2hc7n843-cgu.5.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814" "/opt/rustwide/target/debug/deps/sdl2_ttf-61a777d5c48ad814.1zhvx3mqygm7plgr.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lSDL2_ttf" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-6609e81d71a1bf05.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c352aab3e89370e6.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-5a89b15f567bd092.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f48d3ad387757b0f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-bf2dc5d6d88f70a5.rlib" "/opt/rustwide/target/debug/deps/libsdl2-f3e6e26cf2ec9675.rlib" "/opt/rustwide/target/debug/deps/librand-6bc5995eb936c5dc.rlib" "/opt/rustwide/target/debug/deps/librand-26ff6dc32e2129b5.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-22f71765e476f602.rlib" "/opt/rustwide/target/debug/deps/libbitflags-9f683007c92f384d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9850e1ed257f46c2.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libnum-81b49377de24033f.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-63eb6f71941d397c.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-4545f17f749a0151.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-4a59219676fe7595.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e6804d892a260e96cd30755c74532fc7b7f6adbc8030a26fca07db0a5e12a49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6804d892a260e96cd30755c74532fc7b7f6adbc8030a26fca07db0a5e12a49f", kill_on_drop: false }`
[INFO] [stdout] e6804d892a260e96cd30755c74532fc7b7f6adbc8030a26fca07db0a5e12a49f