[INFO] fetching crate gen-epub-book 2.3.2...
[INFO] testing gen-epub-book-2.3.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gen-epub-book 2.3.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate gen-epub-book 2.3.2
[INFO] finished tweaking crates.io crate gen-epub-book 2.3.2
[INFO] tweaked toml for crates.io crate gen-epub-book 2.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gen-epub-book 2.3.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 233 packages to latest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.51)
[INFO] [stderr]       Adding mime_guess v1.8.8 (available: v2.0.5)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.24)
[INFO] [stderr]       Adding url v1.7.2 (available: v2.5.7)
[INFO] [stderr]       Adding uuid v0.7.4 (available: v1.18.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zip v0.4.2 (available: v6.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62a9f79cdf577cb01c256bcaae23737747491d50fe5fdfa488befb1f7d3c4a91
[INFO] running `Command { std: "docker" "start" "-a" "62a9f79cdf577cb01c256bcaae23737747491d50fe5fdfa488befb1f7d3c4a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62a9f79cdf577cb01c256bcaae23737747491d50fe5fdfa488befb1f7d3c4a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a9f79cdf577cb01c256bcaae23737747491d50fe5fdfa488befb1f7d3c4a91", kill_on_drop: false }`
[INFO] [stdout] 62a9f79cdf577cb01c256bcaae23737747491d50fe5fdfa488befb1f7d3c4a91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e2615a98ee95bd9fa9702c5a7476149d0d82fd5f396cdbf33f94cb7a2a9b381
[INFO] running `Command { std: "docker" "start" "-a" "7e2615a98ee95bd9fa9702c5a7476149d0d82fd5f396cdbf33f94cb7a2a9b381", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.4.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.24
[INFO] [stderr]    Compiling gen-epub-book v2.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:105:48
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 BookElement::Name(n) => name = try!(EPubBook::handle_essential_element(name, n, "Name")),
[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/ops/book.rs:126:38
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     non_content.push(try!(EPubBook::handle_essential_element(cover,
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:136:38
[INFO] [stdout]     |
[INFO] [stdout] 136 |                     non_content.push(try!(EPubBook::handle_essential_element(cover,
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:151:35
[INFO] [stdout]     |
[INFO] [stdout] 151 |                     description = try!(EPubBook::handle_essential_element(description,
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:156:35
[INFO] [stdout]     |
[INFO] [stdout] 156 |                     description = try!(EPubBook::handle_essential_element(description,
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:161:35
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     description = try!(EPubBook::handle_essential_element(description,
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:165:52
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 BookElement::Author(a) => author = try!(EPubBook::handle_essential_element(author, a, "Author")),
[INFO] [stdout]     |                                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:166:48
[INFO] [stdout]     |
[INFO] [stdout] 166 |                 BookElement::Date(d) => date = try!(EPubBook::handle_essential_element(date, d, "Date")),
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:167:56
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 BookElement::Language(l) => language = try!(EPubBook::handle_essential_element(language, l, "Language")),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |             name: try!(EPubBook::require_essential_element(name, "Name")),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:173:21
[INFO] [stdout]     |
[INFO] [stdout] 173 |             author: try!(EPubBook::require_essential_element(author, "Author")),
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:174:19
[INFO] [stdout]     |
[INFO] [stdout] 174 |             date: try!(EPubBook::require_essential_element(date, "Date")),
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:175:23
[INFO] [stdout]     |
[INFO] [stdout] 175 |             language: try!(EPubBook::require_essential_element(language, "Language")),
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:233:13
[INFO] [stdout]     |
[INFO] [stdout] 233 |             try!(EPubBook::normalise_path(relroot, c, id, packed_name, "Cover", verbose, verb_out));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:237:13
[INFO] [stdout]     |
[INFO] [stdout] 237 |             try!(EPubBook::normalise_path(relroot, pb, &mut String::new(), &mut PathBuf::new(), "Description", verbose, verb_out));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:242:17
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 try!(EPubBook::normalise_path(relroot, pb, id, packed_name, "Content, Image or Include", verbose, verb_out));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:350:9
[INFO] [stdout]     |
[INFO] [stdout] 350 |         try!(w.start_file("mimetype", FileOptions::default()).map_err(|_| EPubBook::zip_error("create", "container file")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |         try!(w.write_all(MIME_TYPE.as_bytes()).map_err(|_| EPubBook::zip_error("write", "container file")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...   try!(w.start_file("META-INF/container.xml", FileOptions::default()).map_err(|_| EPubBook::zip_error("create", "container file...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:354:9
[INFO] [stdout]     |
[INFO] [stdout] 354 |         try!(w.write_all(CONTAINER.as_bytes()).map_err(|_| EPubBook::zip_error("write", "container file")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 |         try!(w.start_file("content.opf", FileOptions::default()).map_err(|_| EPubBook::zip_error("create", "content table")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(self.content_table(&mut w, verbose, verb_out));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:359:9
[INFO] [stdout]     |
[INFO] [stdout] 359 |         try!(w.start_file("toc.ncx", FileOptions::default()).map_err(|_| EPubBook::zip_error("create", "table of contents")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:360:9
[INFO] [stdout]     |
[INFO] [stdout] 360 |         try!(self.table_of_contents(string_toc, &mut w, verbose, verb_out));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:362:9
[INFO] [stdout]     |
[INFO] [stdout] 362 |         try!(self.write_content(&mut w, verbose, verb_out));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |         try!(w.write_all(CONTENT_TABLE_HEADER.as_bytes()).map_err(|_| EPubBook::zip_error("write", "content table header")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:419:9
[INFO] [stdout]     |
[INFO] [stdout] 419 | ...   try!(writeln!(w, "    <dc:title>{}</dc:title>", self.name).map_err(|_| EPubBook::zip_error("write", "content table title line...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:420:9
[INFO] [stdout]     |
[INFO] [stdout] 420 |         try!(writeln!(w, r#"    <dc:creator opf:role="aut">{}</dc:creator>"#, self.author)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:422:9
[INFO] [stdout]     |
[INFO] [stdout] 422 |         try!(writeln!(w,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:426:9
[INFO] [stdout]     |
[INFO] [stdout] 426 | ...   try!(writeln!(w, r#"    <dc:date>{}</dc:date>"#, self.date.to_rfc3339()).map_err(|_| EPubBook::zip_error("write", "content ta...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:427:9
[INFO] [stdout]     |
[INFO] [stdout] 427 | ...   try!(writeln!(w, r#"    <dc:language>{}</dc:language>"#, self.language).map_err(|_| EPubBook::zip_error("write", "content tab...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 438 | ...   try!(writeln!(w, r#"    <dc:language>{}</dc:language>"#, self.language).map_err(|_| EPubBook::zip_error("write", "content tab...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:440:9
[INFO] [stdout]     |
[INFO] [stdout] 440 |         try!(writeln!(w, r#"  </metadata>"#).map_err(|_| EPubBook::zip_error("write", "content table metadata end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:441:9
[INFO] [stdout]     |
[INFO] [stdout] 441 |         try!(writeln!(w, r#"  <manifest>"#).map_err(|_| EPubBook::zip_error("write", "content table manifest start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:442:9
[INFO] [stdout]     |
[INFO] [stdout] 442 |         try!(writeln!(w, r#"    <item href="toc.ncx" id="toc" media-type="application/x-dtbncx+xml"/>"#)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:458:9
[INFO] [stdout]     |
[INFO] [stdout] 458 |         try!(writeln!(w, r#"  </manifest>"#).map_err(|_| EPubBook::zip_error("write", "content table manifest end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:459:9
[INFO] [stdout]     |
[INFO] [stdout] 459 |         try!(writeln!(w, r#"  <spine toc="toc">"#).map_err(|_| EPubBook::zip_error("write", "content table spine start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:465:9
[INFO] [stdout]     |
[INFO] [stdout] 465 |         try!(writeln!(w, r#"  </spine>"#).map_err(|_| EPubBook::zip_error("write", "content table spine end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:466:9
[INFO] [stdout]     |
[INFO] [stdout] 466 |         try!(writeln!(w, r#"  <guide>"#).map_err(|_| EPubBook::zip_error("write", "content table guide start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:473:9
[INFO] [stdout]     |
[INFO] [stdout] 473 |         try!(writeln!(w, r#"    <reference href="toc.ncx" title="Table of Contents" type="toc" />"#)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:475:9
[INFO] [stdout]     |
[INFO] [stdout] 475 |         try!(writeln!(w, r#"  </guide>"#).map_err(|_| EPubBook::zip_error("write", "content table guide end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:476:9
[INFO] [stdout]     |
[INFO] [stdout] 476 |         try!(writeln!(w, r#"</package>"#).map_err(|_| EPubBook::zip_error("write", "content table package end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 | ...   try!(writeln!(w, r#"    <meta name="cover" content="{}" />"#, id).map_err(|_| EPubBook::zip_error("write", "content table cov...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:434:13
[INFO] [stdout]     |
[INFO] [stdout] 434 | ...   try!(writeln!(w, r#"    <dc:description>"#).map_err(|_| EPubBook::zip_error("write", "content table description open line")));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:435:13
[INFO] [stdout]     |
[INFO] [stdout] 435 |             try!(EPubBook::write_content_type(desc, &"description", false, w, verbose, verb_out));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 | ...   try!(writeln!(w, r#"    </dc:description>"#).map_err(|_| EPubBook::zip_error("write", "content table description close line")));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:449:17
[INFO] [stdout]     |
[INFO] [stdout] 449 |                 try!(writeln!(w,
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:462:13
[INFO] [stdout]     |
[INFO] [stdout] 462 | ...   try!(writeln!(w, r#"    <itemref idref="{}" />"#, id).map_err(|_| EPubBook::zip_error("write", "content table spine content")));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:469:13
[INFO] [stdout]     |
[INFO] [stdout] 469 | ...   try!(writeln!(w, r#"    <reference xmlns="http://www.idpf.org/2007/opf" href="{}" title="{}" type="cover" />"#, fname.display...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:482:9
[INFO] [stdout]     |
[INFO] [stdout] 482 |         try!(writeln!(w, r#"<?xml version='1.0' encoding='utf-8'?>"#).map_err(|_| EPubBook::zip_error("write", "toc xml start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 |         try!(writeln!(w, r#"<ncx xmlns="http://www.daisy.org/z3986/2005/ncx/" version="2005-1" xml:lang="{}">"#, self.language)
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:485:9
[INFO] [stdout]     |
[INFO] [stdout] 485 |         try!(writeln!(w, r#"  <head>"#).map_err(|_| EPubBook::zip_error("write", "toc head start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:486:9
[INFO] [stdout]     |
[INFO] [stdout] 486 | ...   try!(writeln!(w, r#"    <meta content="{}" name="dtb:uid"/>"#, self.uuid.to_hyphenated_ref()).map_err(|_| EPubBook::zip_error...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:487:9
[INFO] [stdout]     |
[INFO] [stdout] 487 |         try!(writeln!(w, r#"    <meta content="2" name="dtb:depth"/>"#).map_err(|_| EPubBook::zip_error("write", "toc head depth")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:488:9
[INFO] [stdout]     |
[INFO] [stdout] 488 |         try!(writeln!(w, r#"  </head>"#).map_err(|_| EPubBook::zip_error("write", "toc head end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:489:9
[INFO] [stdout]     |
[INFO] [stdout] 489 |         try!(writeln!(w, r#"  <docTitle>"#).map_err(|_| EPubBook::zip_error("write", "toc doc title start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:490:9
[INFO] [stdout]     |
[INFO] [stdout] 490 |         try!(writeln!(w, r#"    <text>{}</text>"#, self.name).map_err(|_| EPubBook::zip_error("write", "toc doc title")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:491:9
[INFO] [stdout]     |
[INFO] [stdout] 491 |         try!(writeln!(w, r#"  </docTitle>"#).map_err(|_| EPubBook::zip_error("write", "toc doc title end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:492:9
[INFO] [stdout]     |
[INFO] [stdout] 492 |         try!(writeln!(w, r#"  <navMap>"#).map_err(|_| EPubBook::zip_error("write", "toc navmap start")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:536:9
[INFO] [stdout]     |
[INFO] [stdout] 536 |         try!(writeln!(w, r#"  </navMap>"#).map_err(|_| EPubBook::zip_error("write", "toc navmap end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:537:9
[INFO] [stdout]     |
[INFO] [stdout] 537 |         try!(writeln!(w, r#"</ncx>"#).map_err(|_| EPubBook::zip_error("write", "toc ncx end")));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:499:17
[INFO] [stdout]     |
[INFO] [stdout] 499 |                 try!(writeln!(w, r#"    <navPoint id="{}" playOrder="{}">"#, Uuid::new_v4().to_hyphenated(), titles)
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:501:17
[INFO] [stdout]     |
[INFO] [stdout] 501 |                 try!(writeln!(w, r#"      <navLabel>"#).map_err(|_| EPubBook::zip_error("write", "toc navmap label start")));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:502:17
[INFO] [stdout]     |
[INFO] [stdout] 502 | ...   try!(writeln!(w, r#"        <text>{}</text>"#, title).map_err(|_| EPubBook::zip_error("write", "toc navmap label text")));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:503:17
[INFO] [stdout]     |
[INFO] [stdout] 503 |                 try!(writeln!(w, r#"      </navLabel>"#).map_err(|_| EPubBook::zip_error("write", "toc navmap label end")));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:504:17
[INFO] [stdout]     |
[INFO] [stdout] 504 | ...   try!(writeln!(w, r#"      <content src="{}"/>"#, fname.display()).map_err(|_| EPubBook::zip_error("write", "toc navmap point ...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:505:17
[INFO] [stdout]     |
[INFO] [stdout] 505 |                 try!(writeln!(w, r#"    </navPoint>"#).map_err(|_| EPubBook::zip_error("write", "toc navmap point end")));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:516:62
[INFO] [stdout]     |
[INFO] [stdout] 516 |                         if let Some(title) = find_title(&mut try!(File::open(pb).map_err(|_| {
[INFO] [stdout]     |                                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:547:17
[INFO] [stdout]     |
[INFO] [stdout] 547 | ...   try!(w.start_file(fname.to_str().unwrap(), FileOptions::default()).map_err(|_| EPubBook::zip_error("create", "table of conten...
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:548:17
[INFO] [stdout]     |
[INFO] [stdout] 548 |                 try!(EPubBook::write_content_type(tp, &fname.display(), true, w, verbose, verb_out));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:559:17
[INFO] [stdout]     |
[INFO] [stdout] 559 |                 try!(io::copy(&mut try!(File::open(pb).map_err(|_| EPubBook::zip_error("open", "Content file"))), w)
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:559:36
[INFO] [stdout]     |
[INFO] [stdout] 559 |                 try!(io::copy(&mut try!(File::open(pb).map_err(|_| EPubBook::zip_error("open", "Content file"))), w)
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:566:17
[INFO] [stdout]     |
[INFO] [stdout] 566 |                 try!(download_to(w, u));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:570:21
[INFO] [stdout]     |
[INFO] [stdout] 570 |                     try!(write_string_content(w, s));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/book.rs:572:21
[INFO] [stdout]     |
[INFO] [stdout] 572 |                     try!(writeln!(w, "{}", s).map_err(|_| EPubBook::zip_error("write", "string content")));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:204:93
[INFO] [stdout]     |
[INFO] [stdout] 204 |                         "Network-Image-Content" => Ok(Some(BookElement::NetworkImageContent(try!(BookElement::parse_url(ctnt))))),
[INFO] [stdout]     |                                                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:206:78
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         "Network-Cover" => Ok(Some(BookElement::NetworkCover(try!(BookElement::parse_url(ctnt))))),
[INFO] [stdout]     |                                                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:208:82
[INFO] [stdout]     |
[INFO] [stdout] 208 |                         "Network-Include" => Ok(Some(BookElement::NetworkInclude(try!(BookElement::parse_url(ctnt))))),
[INFO] [stdout]     |                                                                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:211:90
[INFO] [stdout]     |
[INFO] [stdout] 211 |                         "Network-Description" => Ok(Some(BookElement::NetworkDescription(try!(BookElement::parse_url(ctnt))))),
[INFO] [stdout]     |                                                                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:213:61
[INFO] [stdout]     |
[INFO] [stdout] 213 |                         "Date" => Ok(Some(BookElement::Date(try!(BookElement::parse_datetime(ctnt, free_date))))),
[INFO] [stdout]     |                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/element.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         try!(write!(f, "{}: ", self.name()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/include_dir.rs:182:17
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 try!(fs::canonicalize(from)
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/include_dir.rs:204:22
[INFO] [stdout]     |
[INFO] [stdout] 204 |                 dir: try!(resolve_dir(&s[idx + 1..])),
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ops/include_dir.rs:207:46
[INFO] [stdout]     |
[INFO] [stdout] 207 |             IncludeDirectory::Unnamed { dir: try!(resolve_dir(s)) }
[INFO] [stdout]     |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ops/mod.rs:66:43
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let elems: Vec<Option<BookElement>> = try!(Result::from_iter(BufReader::new(from)
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     try!(writeln!(to, r#"<html xmlns="http://www.w3.org/1999/xhtml">"#).map_err(|_| e("string content html start")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     try!(writeln!(to, r#"  <head></head>"#).map_err(|_| e("string content head start end")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     try!(writeln!(to, r#"  <body>"#).map_err(|_| e("string content body start")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     try!(writeln!(to, r#"    {}"#, ctnt).map_err(|_| e("string content string")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     try!(writeln!(to, r#"  </body>"#).map_err(|_| e("string content body end")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     try!(writeln!(to, r#"</html>"#).map_err(|_| e("string content html end")));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:154:20
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut resp = try!(reqwest::get(what.as_str()).map_err(|_| {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/util.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |         try!(io::copy(&mut resp, w).map_err(|_| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer
[INFO] [stdout]    --> src/options.rs:55:23
[INFO] [stdout]     |
[INFO] [stdout]  55 |         let matches = app_from_crate!("\n")
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^ this raw pointer has type `*const String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements
[INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&String`
[INFO] [stdout]    --> src/options.rs:55:23
[INFO] [stdout]     |
[INFO] [stdout]  55 |         let matches = app_from_crate!("\n")
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[deny(dangerous_implicit_autorefs)]` on by default
[INFO] [stdout]     = note: this error originates in the macro `crate_authors` which comes from the expansion of the macro `app_from_crate` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/clap-2.34.0/src/macros.rs:493:22
[INFO] [stdout]     |
[INFO] [stdout] 493 |                     &(&(*VALUE))[..]
[INFO] [stdout]     |                      ++        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gen-epub-book` (lib) due to 1 previous error; 93 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e2615a98ee95bd9fa9702c5a7476149d0d82fd5f396cdbf33f94cb7a2a9b381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2615a98ee95bd9fa9702c5a7476149d0d82fd5f396cdbf33f94cb7a2a9b381", kill_on_drop: false }`
[INFO] [stdout] 7e2615a98ee95bd9fa9702c5a7476149d0d82fd5f396cdbf33f94cb7a2a9b381
