[INFO] fetching crate azul-simplecss 0.1.1...
[INFO] checking azul-simplecss-0.1.1 against master#42bd138126b0a9d38d65bc9973e72de3c5b6c37f for pr-99217
[INFO] extracting crate azul-simplecss 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate azul-simplecss 0.1.1 on toolchain 42bd138126b0a9d38d65bc9973e72de3c5b6c37f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate azul-simplecss 0.1.1
[INFO] finished tweaking crates.io crate azul-simplecss 0.1.1
[INFO] tweaked toml for crates.io crate azul-simplecss 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52f14859ba0116b04ec92c74844cb4eaaaa935a1d77b988d294f598d024237df
[INFO] running `Command { std: "docker" "start" "-a" "52f14859ba0116b04ec92c74844cb4eaaaa935a1d77b988d294f598d024237df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f14859ba0116b04ec92c74844cb4eaaaa935a1d77b988d294f598d024237df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f14859ba0116b04ec92c74844cb4eaaaa935a1d77b988d294f598d024237df", kill_on_drop: false }`
[INFO] [stdout] 52f14859ba0116b04ec92c74844cb4eaaaa935a1d77b988d294f598d024237df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+42bd138126b0a9d38d65bc9973e72de3c5b6c37f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17b23924761c3d4386e51fd0c75a590d1118d931167d9dd07b01d08b481aa606
[INFO] running `Command { std: "docker" "start" "-a" "17b23924761c3d4386e51fd0c75a590d1118d931167d9dd07b01d08b481aa606", kill_on_drop: false }`
[INFO] [stderr]     Checking azul-simplecss v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         b'A'...b'Z' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         b'a'...b'z' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         b'0'...b'9' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         b'A'...b'Z' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stream.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         try!(self.adv_bound_check(n));
[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/tokenizer.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:183:25
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         b'a'...b'z' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:204:25
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:229:27
[INFO] [stdout]     |
[INFO] [stdout] 229 |                 let len = try!(self.stream.length_to(b']'));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/stream.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |         b'0'...b'9' => true,
[INFO] [stdout]    |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:272:20
[INFO] [stdout]     |
[INFO] [stdout] 272 |                 if try!(self.consume_comment()) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/stream.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         try!(self.adv_bound_check(n));
[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/tokenizer.rs:297:25
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:176:25
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:338:20
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 if try!(self.consume_comment()) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:350:25
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     if !try!(self.consume_comment()) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:183:25
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:367:25
[INFO] [stdout]     |
[INFO] [stdout] 367 |                     if !try!(self.consume_comment()) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:204:25
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:385:23
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 while try!(self.stream.is_char_eq(b';')) {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:229:27
[INFO] [stdout]     |
[INFO] [stdout] 229 |                 let len = try!(self.stream.length_to(b']'));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:400:17
[INFO] [stdout]     |
[INFO] [stdout] 400 |                 try!(self.stream.advance(1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:272:20
[INFO] [stdout]     |
[INFO] [stdout] 272 |                 if try!(self.consume_comment()) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:417:12
[INFO] [stdout]     |
[INFO] [stdout] 417 |         if try!(self.stream.is_char_eq(b'*')) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:297:25
[INFO] [stdout]     |
[INFO] [stdout] 297 |                 let s = try!(self.consume_ident());
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 try!(self.stream.advance(len + 1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:338:20
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 if try!(self.consume_comment()) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:421:27
[INFO] [stdout]     |
[INFO] [stdout] 421 |                 let len = try!(self.stream.length_to(b'*'));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:423:20
[INFO] [stdout]     |
[INFO] [stdout] 423 |                 if try!(self.stream.is_char_eq(b'/')) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:350:25
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     if !try!(self.consume_comment()) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:367:25
[INFO] [stdout]     |
[INFO] [stdout] 367 |                     if !try!(self.consume_comment()) {
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:385:23
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 while try!(self.stream.is_char_eq(b';')) {
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:400:17
[INFO] [stdout]     |
[INFO] [stdout] 400 |                 try!(self.stream.advance(1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:417:12
[INFO] [stdout]     |
[INFO] [stdout] 417 |         if try!(self.stream.is_char_eq(b'*')) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |                 try!(self.stream.advance(len + 1));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:421:27
[INFO] [stdout]     |
[INFO] [stdout] 421 |                 let len = try!(self.stream.length_to(b'*'));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/tokenizer.rs:423:20
[INFO] [stdout]     |
[INFO] [stdout] 423 |                 if try!(self.stream.is_char_eq(b'/')) {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/tokenizer.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |     PseudoClass { selector: &'a str, value: Option<&'a str> },
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/tokenizer.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |     PseudoClass { selector: &'a str, value: Option<&'a str> },
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/tokenizer.rs:88:25
[INFO] [stdout]    |
[INFO] [stdout] 88 |     DoublePseudoClass { selector: &'a str, value: Option<&'a str> },
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a struct field
[INFO] [stdout]   --> src/tokenizer.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |     DoublePseudoClass { selector: &'a str, value: Option<&'a str> },
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "17b23924761c3d4386e51fd0c75a590d1118d931167d9dd07b01d08b481aa606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17b23924761c3d4386e51fd0c75a590d1118d931167d9dd07b01d08b481aa606", kill_on_drop: false }`
[INFO] [stdout] 17b23924761c3d4386e51fd0c75a590d1118d931167d9dd07b01d08b481aa606