[INFO] fetching crate css-color-parser 0.1.2...
[INFO] checking css-color-parser-0.1.2 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] extracting crate css-color-parser 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate css-color-parser 0.1.2 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate css-color-parser 0.1.2
[INFO] finished tweaking crates.io crate css-color-parser 0.1.2
[INFO] tweaked toml for crates.io crate css-color-parser 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 202ef3a784f0f89ea52131e48115a81556b6e2bad1c0bfb5d0fbae87156745a4
[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" "202ef3a784f0f89ea52131e48115a81556b6e2bad1c0bfb5d0fbae87156745a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "202ef3a784f0f89ea52131e48115a81556b6e2bad1c0bfb5d0fbae87156745a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202ef3a784f0f89ea52131e48115a81556b6e2bad1c0bfb5d0fbae87156745a4", kill_on_drop: false }`
[INFO] [stdout] 202ef3a784f0f89ea52131e48115a81556b6e2bad1c0bfb5d0fbae87156745a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a540082f115b977dd905b750d7a44c384e88b863b07f0ee03b1ebd60856ae981
[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" "a540082f115b977dd905b750d7a44c384e88b863b07f0ee03b1ebd60856ae981", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking css-color-parser v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/color/color.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/color/color.rs:81:32
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:121:26
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 let iv = try!(u64::from_str_radix(value_string, 16));
[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/color/color.rs:137:26
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 let iv = try!(u64::from_str_radix(value_string, 16));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:121:26
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 let iv = try!(u64::from_str_radix(value_string, 16));
[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/color/color.rs:137:26
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 let iv = try!(u64::from_str_radix(value_string, 16));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let op = try!(string.find("(").ok_or(ColorParseError));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:156:18
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let ep = try!(string.find(")").ok_or(ColorParseError));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:207:17
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let a_str = try!(rgba.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let a = try!(parse_css_float(a_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:211:25
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let mut rgb_color = try!(parse_rgb(rgba));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:224:17
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let b_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let g_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let r_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let r = try!(parse_css_int(r_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let g = try!(parse_css_int(g_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:230:13
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let b = try!(parse_css_int(b_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let a_str = try!(hsla.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let a = try!(parse_css_float(a_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:251:32
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut rgb_color: Color = try!(parse_hsl(hsla));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let l_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let op = try!(string.find("(").ok_or(ColorParseError));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let s_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:156:18
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let ep = try!(string.find(")").ok_or(ColorParseError));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:266:17
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let h_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:207:17
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let a_str = try!(rgba.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let mut h = try!(f32::from_str(h_str));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let a = try!(parse_css_float(a_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let s = try!(parse_css_float(s_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:211:25
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let mut rgb_color = try!(parse_rgb(rgba));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:224:17
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let b_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let l = try!(parse_css_float(l_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let g_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |         fv = try!(f32::from_str(&percentage_string));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:226:17
[INFO] [stdout]     |
[INFO] [stdout] 226 |     let r_str = try!(rgb.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:313:10
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fv = try!(f32::from_str(fv_str));
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let r = try!(parse_css_int(r_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:323:18
[INFO] [stdout]     |
[INFO] [stdout] 323 |         let fv = try!(f32::from_str(&percentage_string));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:229:13
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let g = try!(parse_css_int(g_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:328:14
[INFO] [stdout]     |
[INFO] [stdout] 328 |     let iv = try!(u32::from_str(iv_or_percentage_str));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:230:13
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let b = try!(parse_css_int(b_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let a_str = try!(hsla.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:248:13
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let a = try!(parse_css_float(a_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:251:32
[INFO] [stdout]     |
[INFO] [stdout] 251 |     let mut rgb_color: Color = try!(parse_hsl(hsla));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let l_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:265:17
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let s_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:266:17
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let h_str = try!(hsl.pop().ok_or(ColorParseError));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:268:17
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let mut h = try!(f32::from_str(h_str));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let s = try!(parse_css_float(s_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let l = try!(parse_css_float(l_str));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |         fv = try!(f32::from_str(&percentage_string));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:313:10
[INFO] [stdout]     |
[INFO] [stdout] 313 |     fv = try!(f32::from_str(fv_str));
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:323:18
[INFO] [stdout]     |
[INFO] [stdout] 323 |         let fv = try!(f32::from_str(&percentage_string));
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/color/color.rs:328:14
[INFO] [stdout]     |
[INFO] [stdout] 328 |     let iv = try!(u32::from_str(iv_or_percentage_str));
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]    --> src/color/color.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use std::ascii::AsciiExt;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/color/named_colors.rs:28:1
[INFO] [stdout]     |
[INFO] [stdout] 28  | / lazy_static! {
[INFO] [stdout] 29  | |     /// List of CSS3 named colors from http://www.w3.org/TR/css3-color.
[INFO] [stdout] 30  | |     pub static ref NAMED_COLORS: HashMap<&'static str, Color> = {
[INFO] [stdout] 31  | |         let mut m = HashMap::new();
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/color/named_colors.rs:28:1
[INFO] [stdout]     |
[INFO] [stdout] 28  | / lazy_static! {
[INFO] [stdout] 29  | |     /// List of CSS3 named colors from http://www.w3.org/TR/css3-color.
[INFO] [stdout] 30  | |     pub static ref NAMED_COLORS: HashMap<&'static str, Color> = {
[INFO] [stdout] 31  | |         let mut m = HashMap::new();
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `std::ascii::AsciiExt`: use inherent methods instead
[INFO] [stdout]    --> src/color/color.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use std::ascii::AsciiExt;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/color/named_colors.rs:28:1
[INFO] [stdout]     |
[INFO] [stdout] 28  | / lazy_static! {
[INFO] [stdout] 29  | |     /// List of CSS3 named colors from http://www.w3.org/TR/css3-color.
[INFO] [stdout] 30  | |     pub static ref NAMED_COLORS: HashMap<&'static str, Color> = {
[INFO] [stdout] 31  | |         let mut m = HashMap::new();
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/color/named_colors.rs:28:1
[INFO] [stdout]     |
[INFO] [stdout] 28  | / lazy_static! {
[INFO] [stdout] 29  | |     /// List of CSS3 named colors from http://www.w3.org/TR/css3-color.
[INFO] [stdout] 30  | |     pub static ref NAMED_COLORS: HashMap<&'static str, Color> = {
[INFO] [stdout] 31  | |         let mut m = HashMap::new();
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     };
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]    --> src/color/color.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use std::ascii::AsciiExt;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]    --> src/color/color.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use std::ascii::AsciiExt;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a540082f115b977dd905b750d7a44c384e88b863b07f0ee03b1ebd60856ae981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a540082f115b977dd905b750d7a44c384e88b863b07f0ee03b1ebd60856ae981", kill_on_drop: false }`
[INFO] [stdout] a540082f115b977dd905b750d7a44c384e88b863b07f0ee03b1ebd60856ae981