[INFO] fetching crate picto 0.4.3...
[INFO] testing picto-0.4.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate picto 0.4.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate picto 0.4.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate picto 0.4.3
[INFO] finished tweaking crates.io crate picto 0.4.3
[INFO] tweaked toml for crates.io crate picto 0.4.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea4ee8cb8d7f2ea576ab4fc76e06a19c1cc0c8501c9ff13b1b070a3938b3e8b9
[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" "ea4ee8cb8d7f2ea576ab4fc76e06a19c1cc0c8501c9ff13b1b070a3938b3e8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea4ee8cb8d7f2ea576ab4fc76e06a19c1cc0c8501c9ff13b1b070a3938b3e8b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea4ee8cb8d7f2ea576ab4fc76e06a19c1cc0c8501c9ff13b1b070a3938b3e8b9", kill_on_drop: false }`
[INFO] [stdout] ea4ee8cb8d7f2ea576ab4fc76e06a19c1cc0c8501c9ff13b1b070a3938b3e8b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] d0b6e4d2e9ea094c948ffa7b8f6f015b227e1b20643714ea8cb9979185efb905
[INFO] running `Command { std: "docker" "start" "-a" "d0b6e4d2e9ea094c948ffa7b8f6f015b227e1b20643714ea8cb9979185efb905", kill_on_drop: false }`
[INFO] [stderr]    Compiling exoquant v0.2.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling imagefmt v4.0.0
[INFO] [stderr]    Compiling xyz v0.2.1
[INFO] [stderr]    Compiling palette v0.2.1
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling picto v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 let (_, reader) = try!(decoder.read_info());
[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/decoder/png.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut buffer = vec![0; try!(self.reader()).output_buffer_size()];
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         match try!(self.reader()).output_color_type() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |             try!(self.inner.read_info());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/jpeg.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut buffer = try!(self.inner.decode());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         match try!(self.metadata()).pixel_format {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/bmp.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(bmp::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(tga::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/gif.rs:48:37
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 self.state = Some(State::Reader(try!(decoder.read_info())));
[INFO] [stdout]    |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgba, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let image = try!(xyz::read(self.inner.by_ref()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:46:31
[INFO] [stdout]    |
[INFO] [stdout] 46 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgb, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut writer = try!(encoder.write_header());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |                 write!(u16, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |                 write!(u16, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                 write!(u16, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |                 write!(u16, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/gif.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut encoder = try!(gif::Encoder::new(self.inner.by_ref(),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/gif.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(encoder.write_frame(&gif::Frame::from_rgba(
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let format = try!(format::guess(input.by_ref()).ok_or(Error::Format("unsupported image format".into())));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     from(BufReader::new(try!(File::open(path))))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |     with_format(BufWriter::new(try!(File::create(path))), format, buffer)
[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/error.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         f.write_str(error::Error::description(self))
[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/error.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 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/error.rs:119:24
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     Error::Format(err.description().to_owned()),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:514:10
[INFO] [stdout]     |
[INFO] [stdout] 514 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> view::Write<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:525:10
[INFO] [stdout]     |
[INFO] [stdout] 525 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> View<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/immutable.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 27 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/mutable.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 83 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.21s
[INFO] running `Command { std: "docker" "inspect" "d0b6e4d2e9ea094c948ffa7b8f6f015b227e1b20643714ea8cb9979185efb905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b6e4d2e9ea094c948ffa7b8f6f015b227e1b20643714ea8cb9979185efb905", kill_on_drop: false }`
[INFO] [stdout] d0b6e4d2e9ea094c948ffa7b8f6f015b227e1b20643714ea8cb9979185efb905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75f58e70df7f3aa5eac5a79b112d367c7348125ca709822c78e018cdaa6005b8
[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" "75f58e70df7f3aa5eac5a79b112d367c7348125ca709822c78e018cdaa6005b8", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 let (_, reader) = try!(decoder.read_info());
[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/decoder/png.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut buffer = vec![0; try!(self.reader()).output_buffer_size()];
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         match try!(self.reader()).output_color_type() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling image v0.12.4
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |             try!(self.inner.read_info());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/jpeg.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut buffer = try!(self.inner.decode());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         match try!(self.metadata()).pixel_format {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/bmp.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(bmp::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(tga::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/gif.rs:48:37
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 self.state = Some(State::Reader(try!(decoder.read_info())));
[INFO] [stdout]    |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgba, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let image = try!(xyz::read(self.inner.by_ref()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:46:31
[INFO] [stdout]    |
[INFO] [stdout] 46 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgb, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut writer = try!(encoder.write_header());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |                 write!(u16, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |                 write!(u16, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                 write!(u16, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |                 write!(u16, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/gif.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut encoder = try!(gif::Encoder::new(self.inner.by_ref(),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/gif.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(encoder.write_frame(&gif::Frame::from_rgba(
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let format = try!(format::guess(input.by_ref()).ok_or(Error::Format("unsupported image format".into())));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     from(BufReader::new(try!(File::open(path))))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |     with_format(BufWriter::new(try!(File::create(path))), format, buffer)
[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/error.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         f.write_str(error::Error::description(self))
[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/error.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 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/error.rs:119:24
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     Error::Format(err.description().to_owned()),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:514:10
[INFO] [stdout]     |
[INFO] [stdout] 514 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> view::Write<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:525:10
[INFO] [stdout]     |
[INFO] [stdout] 525 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> View<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/immutable.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 27 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/mutable.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 83 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling picto v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `LOWER`
[INFO] [stdout]   --> examples/draw.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | const LOWER: char = '▄';
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:45:23
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 let (_, reader) = try!(decoder.read_info());
[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/decoder/png.rs:74:28
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut buffer = vec![0; try!(self.reader()).output_buffer_size()];
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:3
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         match try!(self.reader()).output_color_type() {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 88 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:80:6
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/png.rs:81:6
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |                 buffer!(u16, color::Luma),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stdout]     |                 -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:79:33
[INFO] [stdout]     |
[INFO] [stdout] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:80:6
[INFO] [stdout]     |
[INFO] [stdout] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/png.rs:81:6
[INFO] [stdout]     |
[INFO] [stdout] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stdout]     |                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |             try!(self.inner.read_info());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/jpeg.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut buffer = try!(self.inner.decode());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         match try!(self.metadata()).pixel_format {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |                 buffer!(u8, color::Luma),
[INFO] [stdout]     |                 ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder/jpeg.rs:93:33
[INFO] [stdout]     |
[INFO] [stdout] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:94:6
[INFO] [stdout]     |
[INFO] [stdout] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/jpeg.rs:95:6
[INFO] [stdout]     |
[INFO] [stdout] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stdout]     |                 ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `buffer` (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/decoder/bmp.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(bmp::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/bmp.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let image = try!(tga::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 buffer!(u8, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 buffer!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 buffer!(u8, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/tga.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 buffer!(u8, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `buffer` (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/decoder/gif.rs:48:37
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 self.state = Some(State::Reader(try!(decoder.read_info())));
[INFO] [stdout]    |                                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:15
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:20
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/gif.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgba, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let image = try!(xyz::read(self.inner.by_ref()));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder/xyz.rs:46:31
[INFO] [stdout]    |
[INFO] [stdout] 46 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgb, u8, _>::from_raw(
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:50:20
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let mut writer = try!(encoder.write_header());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |                 write!(u16, color::Luma),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |                 write!(u16, color::Lumaa),
[INFO] [stdout]    |                 ------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |                 write!(u16, color::Rgb),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/png.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |                 write!(u16, color::Rgba),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/bmp.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |                 write!(u8, color::Luma),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |                 write!(u8, color::Lumaa),
[INFO] [stdout]    |                 ------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 62 |                 write!(u8, color::Rgb),
[INFO] [stdout]    |                 ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/tga.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |                 write!(u8, color::Rgba),
[INFO] [stdout]    |                 ----------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `write` (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/encoder/gif.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let mut encoder = try!(gif::Encoder::new(self.inner.by_ref(),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder/gif.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 |         try!(encoder.write_frame(&gif::Frame::from_rgba(
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:44:15
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let format = try!(format::guess(input.by_ref()).ok_or(Error::Format("unsupported image format".into())));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/read.rs:90:22
[INFO] [stdout]    |
[INFO] [stdout] 90 |     from(BufReader::new(try!(File::open(path))))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |     with_format(BufWriter::new(try!(File::create(path))), format, buffer)
[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/error.rs:43:15
[INFO] [stdout]    |
[INFO] [stdout] 43 |         f.write_str(error::Error::description(self))
[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/error.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 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/error.rs:119:24
[INFO] [stdout]     |
[INFO] [stdout] 119 |                     Error::Format(err.description().to_owned()),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:514:10
[INFO] [stdout]     |
[INFO] [stdout] 514 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> view::Write<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/buffer/buffer.rs:525:10
[INFO] [stdout]     |
[INFO] [stdout] 525 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> View<'a, P, C> {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/immutable.rs:27:2
[INFO] [stdout]    |
[INFO] [stdout] 27 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `owner`
[INFO] [stdout]   --> src/iter/pixel/mutable.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     owner: Region,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 83 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "75f58e70df7f3aa5eac5a79b112d367c7348125ca709822c78e018cdaa6005b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f58e70df7f3aa5eac5a79b112d367c7348125ca709822c78e018cdaa6005b8", kill_on_drop: false }`
[INFO] [stdout] 75f58e70df7f3aa5eac5a79b112d367c7348125ca709822c78e018cdaa6005b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d65bb7d95710f96d34ade7b8ab2e0b44e22d3bdb386007099e0e54d4c4cd923
[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" "9d65bb7d95710f96d34ade7b8ab2e0b44e22d3bdb386007099e0e54d4c4cd923", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:45:23
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 let (_, reader) = try!(decoder.read_info());
[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/decoder/png.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut buffer = vec![0; try!(self.reader()).output_buffer_size()];
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:75:3
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         match try!(self.reader()).output_color_type() {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/jpeg.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 |             try!(self.inner.read_info());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/jpeg.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let mut buffer = try!(self.inner.decode());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         match try!(self.metadata()).pixel_format {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let image = try!(bmp::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let image = try!(tga::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:48:37
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 self.state = Some(State::Reader(try!(decoder.read_info())));
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:79:31
[INFO] [stderr]    |
[INFO] [stderr] 79 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgba, u8, _>::from_raw(
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/xyz.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let image = try!(xyz::read(self.inner.by_ref()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/xyz.rs:46:31
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgb, u8, _>::from_raw(
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:50:20
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut writer = try!(encoder.write_header());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |                 write!(u8, color::Luma),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |                 write!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |                 write!(u16, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 75 |                 write!(u16, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 78 |                 write!(u16, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |                 write!(u16, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/bmp.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/bmp.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 write!(u8, color::Luma),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 write!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/gif.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut encoder = try!(gif::Encoder::new(self.inner.by_ref(),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/gif.rs:66:3
[INFO] [stderr]    |
[INFO] [stderr] 66 |         try!(encoder.write_frame(&gif::Frame::from_rgba(
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let format = try!(format::guess(input.by_ref()).ok_or(Error::Format("unsupported image format".into())));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 |     from(BufReader::new(try!(File::open(path))))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:95:29
[INFO] [stderr]    |
[INFO] [stderr] 95 |     with_format(BufWriter::new(try!(File::create(path))), format, buffer)
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         f.write_str(error::Error::description(self))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 err.description(),
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:119:24
[INFO] [stderr]     |
[INFO] [stderr] 119 |                     Error::Format(err.description().to_owned()),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/buffer.rs:514:10
[INFO] [stderr]     |
[INFO] [stderr] 514 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> view::Write<'a, P, C> {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/buffer.rs:525:10
[INFO] [stderr]     |
[INFO] [stderr] 525 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> View<'a, P, C> {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `owner`
[INFO] [stderr]   --> src/iter/pixel/immutable.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     owner: Region,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `owner`
[INFO] [stderr]   --> src/iter/pixel/mutable.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     owner: Region,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 83 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:45:23
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 let (_, reader) = try!(decoder.read_info());
[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/decoder/png.rs:74:28
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let mut buffer = vec![0; try!(self.reader()).output_buffer_size()];
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:75:3
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(try!(self.reader()).next_frame(&mut buffer));
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         match try!(self.reader()).output_color_type() {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 88 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 91 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 94 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:80:6
[INFO] [stderr]    |
[INFO] [stderr] 80 |                     try!(self.reader()).info().size().0,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/png.rs:81:6
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     try!(self.reader()).info().size().1,
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 97 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |                 buffer!(u16, color::Luma),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 103 |                 buffer!(u16, color::Lumaa),
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |                 buffer!(u16, color::Rgb),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:79:33
[INFO] [stderr]     |
[INFO] [stderr] 79  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, _, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:80:6
[INFO] [stderr]     |
[INFO] [stderr] 80  |                     try!(self.reader()).info().size().0,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/png.rs:81:6
[INFO] [stderr]     |
[INFO] [stderr] 81  |                     try!(self.reader()).info().size().1,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u16, color::Rgba),
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/jpeg.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 |             try!(self.inner.read_info());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/jpeg.rs:89:20
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let mut buffer = try!(self.inner.decode());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         match try!(self.metadata()).pixel_format {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |                 buffer!(u8, color::Luma),
[INFO] [stderr]     |                 ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 105 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:93:33
[INFO] [stderr]     |
[INFO] [stderr] 93  |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:94:6
[INFO] [stderr]     |
[INFO] [stderr] 94  |                     try!(self.metadata()).width as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/decoder/jpeg.rs:95:6
[INFO] [stderr]     |
[INFO] [stderr] 95  |                     try!(self.metadata()).height as u32,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 109 |                 buffer!(u8, color::Rgb)
[INFO] [stderr]     |                 ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let image = try!(bmp::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/bmp.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let image = try!(tga::read(self.inner.by_ref(), ColFmt::Auto));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 buffer!(u8, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 buffer!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |                 buffer!(u8, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/tga.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 Ok(cast::Into::<P, C>::into(try!(Buffer::<$ty, $ch, _>::from_raw(
[INFO] [stderr]    |                                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |                 buffer!(u8, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `buffer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:48:37
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 self.state = Some(State::Reader(try!(decoder.read_info())));
[INFO] [stderr]    |                                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let frame = try!(try!(try!(self.reader()).read_next_frame()).ok_or(Error::Format("no frames".into())));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/gif.rs:79:31
[INFO] [stderr]    |
[INFO] [stderr] 79 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgba, u8, _>::from_raw(
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/xyz.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let image = try!(xyz::read(self.inner.by_ref()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/decoder/xyz.rs:46:31
[INFO] [stderr]    |
[INFO] [stderr] 46 |         Ok(cast::Into::<P, C>::into(try!(Buffer::<color::Rgb, u8, _>::from_raw(
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:50:20
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut writer = try!(encoder.write_header());
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |                 write!(u8, color::Luma),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |                 write!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 72 |                 write!(u16, color::Luma),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 75 |                 write!(u16, color::Lumaa),
[INFO] [stderr]    |                 ------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 78 |                 write!(u16, color::Rgb),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/png.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writer.write_image_data(cast::Bytes::<$ty, $ch>::bytes(buffer).as_ref()))
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 81 |                 write!(u16, color::Rgba),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/bmp.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/bmp.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(bmp::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |                 write!(u8, color::Luma),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |                 write!(u8, color::Lumaa),
[INFO] [stderr]    |                 ------------------------ in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 62 |                 write!(u8, color::Rgb),
[INFO] [stderr]    |                 ---------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/tga.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(tga::write(self.inner.by_ref(), buffer.width() as usize, buffer.height() as usize,
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |                 write!(u8, color::Rgba),
[INFO] [stderr]    |                 ----------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/gif.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut encoder = try!(gif::Encoder::new(self.inner.by_ref(),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/encoder/gif.rs:66:3
[INFO] [stderr]    |
[INFO] [stderr] 66 |         try!(encoder.write_frame(&gif::Frame::from_rgba(
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let format = try!(format::guess(input.by_ref()).ok_or(Error::Format("unsupported image format".into())));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:90:22
[INFO] [stderr]    |
[INFO] [stderr] 90 |     from(BufReader::new(try!(File::open(path))))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:95:29
[INFO] [stderr]    |
[INFO] [stderr] 95 |     with_format(BufWriter::new(try!(File::create(path))), format, buffer)
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:43:15
[INFO] [stderr]    |
[INFO] [stderr] 43 |         f.write_str(error::Error::description(self))
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 err.description(),
[INFO] [stderr]    |                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:119:24
[INFO] [stderr]     |
[INFO] [stderr] 119 |                     Error::Format(err.description().to_owned()),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/buffer.rs:514:10
[INFO] [stderr]     |
[INFO] [stderr] 514 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> view::Write<'a, P, C> {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/buffer/buffer.rs:525:10
[INFO] [stderr]     |
[INFO] [stderr] 525 |     fn from(mut value: &'a mut Buffer<P, C, D>) -> View<'a, P, C> {
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `owner`
[INFO] [stderr]   --> src/iter/pixel/immutable.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     owner: Region,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `owner`
[INFO] [stderr]   --> src/iter/pixel/mutable.rs:28:2
[INFO] [stderr]    |
[INFO] [stderr] 28 |     owner: Region,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 83 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `LOWER`
[INFO] [stderr]   --> examples/draw.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | const LOWER: char = '▄';
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/picto-c010b2dd9da900f2)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test buffer::buffer::test::clone ... ok
[INFO] [stdout] test buffer::buffer::test::eq ... ok
[INFO] [stdout] test buffer::buffer::test::from_raw ... ok
[INFO] [stdout] test buffer::buffer::test::into_raw ... ok
[INFO] [stdout] test buffer::buffer::test::new ... ok
[INFO] [stdout] test iter::coordinates::test::size_hint ... ok
[INFO] [stdout] test processing::flip::test::horizontal_odd ... ok
[INFO] [stdout] test processing::flip::test::vertical_even ... ok
[INFO] [stdout] test processing::flip::test::vertical_odd ... ok
[INFO] [stdout] test processing::scale::test::nearest ... ok
[INFO] [stdout] test region::test::complete ... ok
[INFO] [stdout] test region::test::absolute ... ok
[INFO] [stdout] test region::test::relative ... ok
[INFO] [stdout] test view::read::test::get ... ok
[INFO] [stdout] test view::write::test::writable ... ok
[INFO] [stdout] test view::read::test::readable ... ok
[INFO] [stdout] test view::view::test::pixels_mut ... ok
[INFO] [stdout] test view::view::test::readable ... ok
[INFO] [stdout] test view::view::test::view ... ok
[INFO] [stdout] test processing::flip::test::horizontal_none ... ok
[INFO] [stdout] test processing::flip::test::horizontal_even ... ok
[INFO] [stdout] test buffer::buffer::test::convert ... ok
[INFO] [stdout] test view::write::test::fill ... ok
[INFO] [stdout] test buffer::buffer::test::deref ... ok
[INFO] [stdout] test processing::flip::test::vertical_none ... ok
[INFO] [stdout] test view::view::test::writable ... ok
[INFO] [stdout] test view::write::test::set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-e6cc4cb9f2543cfe)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test bmp::write ... FAILED
[INFO] [stdout] test png::write ... FAILED
[INFO] [stdout] test gif::write ... FAILED
[INFO] [stdout] test tga::write ... FAILED
[INFO] [stdout] test tga::read_with_convert ... ok
[INFO] [stdout] test bmp::read_with_convert ... ok
[INFO] [stdout] test tga::read_as_is ... ok
[INFO] [stdout] test png::read_with_convert ... ok
[INFO] [stdout] test png::read_as_is ... ok
[INFO] [stdout] test xyz::read_as_is ... ok
[INFO] [stdout] test xyz::read_with_convert ... ok
[INFO] [stdout] test gif::read_as_is ... ok
[INFO] [stdout] test bmp::read_as_is ... ok
[INFO] [stdout] test gif::read_with_convert ... ok
[INFO] [stdout] test jpeg::read_as_is ... ok
[INFO] [stdout] test jpeg::read_with_convert ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- bmp::write stdout ----
[INFO] [stdout] thread 'bmp::write' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', tests/lib.rs:146:61
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5628d13d9d80 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5628d13d9d80 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5628d13d9d80 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5628d13d9d80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5628d13fd51c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5628d13d68a5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5628d13dbf5b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5628d13dbf5b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5628d13dbf5b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5628d13dba6c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5628d13dc624 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5628d13dc107 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5628d13da27c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5628d13dc069 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5628d1165701 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5628d11657f3 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5628d11d1a63 - core::result::Result<T,E>::unwrap::h286138f0c418d3f7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x5628d11c1382 - lib::bmp::write::ha3685b42a2a850c7
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:146:4
[INFO] [stdout]   18:     0x5628d11c10da - lib::bmp::write::{{closure}}::h09e281b5fa066a8f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:137:2
[INFO] [stdout]   19:     0x5628d1170cbe - core::ops::function::FnOnce::call_once::hbfbf37c1c1f27c22
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5628d12105e3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5628d12105e3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x5628d120f0a0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x5628d120f0a0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5628d120f0a0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5628d120f0a0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5628d120f0a0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5628d120f0a0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x5628d120f0a0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5628d11e8752 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5628d11e8752 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x5628d11ec308 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5628d11ec308 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5628d11ec308 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5628d11ec308 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x5628d11ec308 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5628d13e1247 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7ff0c8c1c609 - start_thread
[INFO] [stdout]   42:     0x7ff0c89ee293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- png::write stdout ----
[INFO] [stdout] thread 'png::write' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', tests/lib.rs:47:61
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5628d13d9d80 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5628d13d9d80 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5628d13d9d80 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5628d13d9d80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5628d13fd51c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5628d13d68a5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5628d13dbf5b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5628d13dbf5b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5628d13dbf5b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5628d13dba6c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5628d13dc624 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5628d13dc107 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5628d13da27c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5628d13dc069 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5628d1165701 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5628d11657f3 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5628d11d1a63 - core::result::Result<T,E>::unwrap::h286138f0c418d3f7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x5628d11be7a2 - lib::png::write::h3057dfd9fe73a16a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:47:4
[INFO] [stdout]   18:     0x5628d11be4fa - lib::png::write::{{closure}}::h77ded10b0d85197d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:38:2
[INFO] [stdout]   19:     0x5628d1170bae - core::ops::function::FnOnce::call_once::h6aa689fc18c29b75
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5628d12105e3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5628d12105e3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x5628d120f0a0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x5628d120f0a0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5628d120f0a0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5628d120f0a0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5628d120f0a0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5628d120f0a0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x5628d120f0a0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5628d11e8752 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5628d11e8752 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x5628d11ec308 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5628d11ec308 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5628d11ec308 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5628d11ec308 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x5628d11ec308 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5628d13e1247 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7ff0c8c1c609 - start_thread
[INFO] [stdout]   42:     0x7ff0c89ee293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- gif::write stdout ----
[INFO] [stdout] thread 'gif::write' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', tests/lib.rs:280:62
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5628d13d9d80 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5628d13d9d80 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5628d13d9d80 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5628d13d9d80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5628d13fd51c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5628d13d68a5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5628d13dbf5b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5628d13dbf5b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5628d13dbf5b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5628d13dba6c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5628d13dc624 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5628d13dc107 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5628d13da27c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5628d13dc069 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5628d1165701 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5628d11657f3 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5628d11d1b9e - core::result::Result<T,E>::unwrap::h8ebb5fb4449bafb0
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x5628d11c6b35 - lib::gif::write::h0f07424004a9fa86
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:280:22
[INFO] [stdout]   18:     0x5628d11c689a - lib::gif::write::{{closure}}::hfc9f4ec8e061a5cd
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:271:2
[INFO] [stdout]   19:     0x5628d1170d4e - core::ops::function::FnOnce::call_once::hd01b5411fbb66245
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5628d12105e3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5628d12105e3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x5628d120f0a0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x5628d120f0a0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5628d120f0a0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5628d120f0a0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5628d120f0a0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5628d120f0a0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x5628d120f0a0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5628d11e8752 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5628d11e8752 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x5628d11ec308 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5628d11ec308 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5628d11ec308 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5628d11ec308 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x5628d11ec308 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5628d13e1247 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7ff0c8c1c609 - start_thread
[INFO] [stdout]   42:     0x7ff0c89ee293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tga::write stdout ----
[INFO] [stdout] thread 'tga::write' panicked at 'called `Result::unwrap()` on an `Err` value: Io(Os { code: 30, kind: Other, message: "Read-only file system" })', tests/lib.rs:212:61
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5628d13d9d80 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5628d13d9d80 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5628d13d9d80 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5628d13d9d80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5628d13fd51c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5628d13d68a5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5628d13dbf5b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5628d13dbf5b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5628d13dbf5b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5628d13dba6c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5628d13dc624 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5628d13dc107 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5628d13da27c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5628d13dc069 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5628d1165701 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5628d11657f3 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x5628d11d1a63 - core::result::Result<T,E>::unwrap::h286138f0c418d3f7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1037:23
[INFO] [stdout]   17:     0x5628d11c3f62 - lib::tga::write::hdda733cad7fd990f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:212:4
[INFO] [stdout]   18:     0x5628d11c3cba - lib::tga::write::{{closure}}::haaa2a099906ac602
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/lib.rs:203:2
[INFO] [stdout]   19:     0x5628d1170b6e - core::ops::function::FnOnce::call_once::h666cc9a4253b45ad
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5628d12105e3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5628d12105e3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   22:     0x5628d120f0a0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   23:     0x5628d120f0a0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5628d120f0a0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5628d120f0a0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5628d120f0a0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5628d120f0a0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   28:     0x5628d120f0a0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   29:     0x5628d11e8752 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   30:     0x5628d11e8752 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   32:     0x5628d11ec308 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5628d11ec308 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5628d11ec308 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5628d11ec308 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5628d11ec308 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   37:     0x5628d11ec308 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   39:     0x5628d13e1247 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5628d13e1247 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   41:     0x7ff0c8c1c609 - start_thread
[INFO] [stdout]   42:     0x7ff0c89ee293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     bmp::write
[INFO] [stdout]     gif::write
[INFO] [stdout]     png::write
[INFO] [stdout]     tga::write
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test lib'
[INFO] running `Command { std: "docker" "inspect" "9d65bb7d95710f96d34ade7b8ab2e0b44e22d3bdb386007099e0e54d4c4cd923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d65bb7d95710f96d34ade7b8ab2e0b44e22d3bdb386007099e0e54d4c4cd923", kill_on_drop: false }`
[INFO] [stdout] 9d65bb7d95710f96d34ade7b8ab2e0b44e22d3bdb386007099e0e54d4c4cd923
