[INFO] crate crowbook 0.15.0 is already in cache
[INFO] extracting crate crowbook 0.15.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/crowbook/0.15.0
[INFO] extracting crate crowbook 0.15.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/crowbook/0.15.0
[INFO] validating manifest of crowbook-0.15.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of crowbook-0.15.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing crowbook-0.15.0
[INFO] finished frobbing crowbook-0.15.0
[INFO] frobbed toml for crowbook-0.15.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/crowbook/0.15.0/Cargo.toml
[INFO] started frobbing crowbook-0.15.0
[INFO] finished frobbing crowbook-0.15.0
[INFO] frobbed toml for crowbook-0.15.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/crowbook/0.15.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking crowbook-0.15.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/crowbook/0.15.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f20512c24b6c8bde77f0e0b6db433264930750f4e625d998a7ff3f232b86058f
[INFO] running `"docker" "start" "-a" "f20512c24b6c8bde77f0e0b6db433264930750f4e625d998a7ff3f232b86058f"`
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking numerals v0.1.2
[INFO] [stderr]    Compiling stemmer v0.3.2
[INFO] [stderr]     Checking crowbook-intl-runtime v0.1.0
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking zip v0.5.2
[INFO] [stderr]     Checking crowbook-text-processing v0.2.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking simplelog v0.6.0
[INFO] [stderr]     Checking bincode v1.1.4
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking plist v0.4.2
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]     Checking twoway v0.2.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking epub-builder v0.4.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking comrak v0.6.2
[INFO] [stderr]    Compiling crowbook-intl v0.2.1
[INFO] [stderr]    Compiling mime_guess v1.8.7
[INFO] [stderr]    Compiling bindgen v0.50.0
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]    Compiling crowbook v0.15.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking caribon v0.8.1
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.19
[INFO] [stderr]    Compiling onig_sys v69.2.0
[INFO] [stderr]     Checking onig v5.0.0
[INFO] [stderr]     Checking syntect v3.2.1
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_dir.rs:460:40
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn render(&self, _: &Book, _: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_dir.rs:477:40
[INFO] [stderr]     |
[INFO] [stderr] 477 |     fn render(&self, _: &Book, _: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:182:18
[INFO] [stderr]     |
[INFO] [stderr] 182 |     cleaner: Box<Cleaner>,
[INFO] [stderr]     |                  ^^^^^^^ help: use `dyn`: `dyn Cleaner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:188:49
[INFO] [stderr]     |
[INFO] [stderr] 188 |     formats: HashMap<&'static str, (String, Box<BookRenderer>)>,
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn BookRenderer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:265:54
[INFO] [stderr]     |
[INFO] [stderr] 265 |                                        renderer: Box<BookRenderer>) -> &mut Self {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn BookRenderer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib/book.rs:1490:30
[INFO] [stderr]      |
[INFO] [stderr] 1490 |             let cleaner: Box<Cleaner> = if lang.starts_with("fr") {
[INFO] [stderr]      |                              ^^^^^^^ help: use `dyn`: `dyn Cleaner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/epub.rs:73:44
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn render_book(&mut self, to: &mut Write) -> Result<String> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/epub.rs:544:44
[INFO] [stderr]     |
[INFO] [stderr] 544 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/latex.rs:94:43
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn render_pdf(&mut self, to: &mut io::Write) -> Result<String> {
[INFO] [stderr]    |                                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:564:44
[INFO] [stderr]     |
[INFO] [stderr] 564 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:581:44
[INFO] [stderr]     |
[INFO] [stderr] 581 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:598:44
[INFO] [stderr]     |
[INFO] [stderr] 598 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:610:44
[INFO] [stderr]     |
[INFO] [stderr] 610 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/odt.rs:61:44
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn render_book(&mut self, to: &mut Write) -> Result<String> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/odt.rs:249:44
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/book_renderer.rs:35:44
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_single.rs:275:44
[INFO] [stderr]     |
[INFO] [stderr] 275 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_single.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_if.rs:337:44
[INFO] [stderr]     |
[INFO] [stderr] 337 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_dir.rs:460:40
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn render(&self, _: &Book, _: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_dir.rs:477:40
[INFO] [stderr]     |
[INFO] [stderr] 477 |     fn render(&self, _: &Book, _: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                        ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:182:18
[INFO] [stderr]     |
[INFO] [stderr] 182 |     cleaner: Box<Cleaner>,
[INFO] [stderr]     |                  ^^^^^^^ help: use `dyn`: `dyn Cleaner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:188:49
[INFO] [stderr]     |
[INFO] [stderr] 188 |     formats: HashMap<&'static str, (String, Box<BookRenderer>)>,
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn BookRenderer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/book.rs:265:54
[INFO] [stderr]     |
[INFO] [stderr] 265 |                                        renderer: Box<BookRenderer>) -> &mut Self {
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn BookRenderer`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib/book.rs:1490:30
[INFO] [stderr]      |
[INFO] [stderr] 1490 |             let cleaner: Box<Cleaner> = if lang.starts_with("fr") {
[INFO] [stderr]      |                              ^^^^^^^ help: use `dyn`: `dyn Cleaner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/epub.rs:73:44
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn render_book(&mut self, to: &mut Write) -> Result<String> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/epub.rs:544:44
[INFO] [stderr]     |
[INFO] [stderr] 544 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/latex.rs:94:43
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn render_pdf(&mut self, to: &mut io::Write) -> Result<String> {
[INFO] [stderr]    |                                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:564:44
[INFO] [stderr]     |
[INFO] [stderr] 564 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:581:44
[INFO] [stderr]     |
[INFO] [stderr] 581 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:598:44
[INFO] [stderr]     |
[INFO] [stderr] 598 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/latex.rs:610:44
[INFO] [stderr]     |
[INFO] [stderr] 610 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/odt.rs:61:44
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn render_book(&mut self, to: &mut Write) -> Result<String> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/odt.rs:249:44
[INFO] [stderr]     |
[INFO] [stderr] 249 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib/book_renderer.rs:35:44
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn render(&self, book: &Book, to: &mut Write) -> Result<()>;
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_single.rs:275:44
[INFO] [stderr]     |
[INFO] [stderr] 275 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_single.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib/html_if.rs:337:44
[INFO] [stderr]     |
[INFO] [stderr] 337 |     fn render(&self, book: &Book, to: &mut io::Write) -> Result<()> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/helpers.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut f: Box<Write> = if let Some(book) = matches.value_of("BOOK") {
[INFO] [stderr]     |                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/helpers.rs:129:20
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let mut f: Box<Write> = if let Some(book) = matches.value_of("BOOK") {
[INFO] [stderr]     |                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `"docker" "inspect" "f20512c24b6c8bde77f0e0b6db433264930750f4e625d998a7ff3f232b86058f"`
[INFO] running `"docker" "rm" "-f" "f20512c24b6c8bde77f0e0b6db433264930750f4e625d998a7ff3f232b86058f"`
[INFO] [stdout] f20512c24b6c8bde77f0e0b6db433264930750f4e625d998a7ff3f232b86058f