[INFO] crate linky 0.1.6 is already in cache
[INFO] extracting crate linky 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/linky/0.1.6
[INFO] extracting crate linky 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/linky/0.1.6
[INFO] validating manifest of linky-0.1.6 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of linky-0.1.6 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing linky-0.1.6
[INFO] finished frobbing linky-0.1.6
[INFO] frobbed toml for linky-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/linky/0.1.6/Cargo.toml
[INFO] started frobbing linky-0.1.6
[INFO] finished frobbing linky-0.1.6
[INFO] frobbed toml for linky-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/linky/0.1.6/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing linky-0.1.6 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/linky/0.1.6:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5685e9bd08af6b4ce9cbe14e90c3b6c1d3ca281e430177547e1f1ff90cd3cbda
[INFO] running `"docker" "start" "-a" "5685e9bd08af6b4ce9cbe14e90c3b6c1d3ca281e430177547e1f1ff90cd3cbda"`
[INFO] [stderr]    Compiling xhtmlchardet v2.0.0
[INFO] [stderr]    Compiling htmlstream v0.1.3
[INFO] [stderr]    Compiling linky v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:104:23
[INFO] [stderr]     |
[INFO] [stderr] 104 |     cause: Option<Box<error::Error + Sync + Send + 'static>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send + 'static`
[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/error.rs:126:37
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn cause(&self) -> Option<&(error::Error + Sync + Send)> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:142:47
[INFO] [stderr]     |
[INFO] [stderr] 142 |             cause: self.cause().map(|c| c as &error::Error),
[INFO] [stderr]     |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:150:23
[INFO] [stderr]     |
[INFO] [stderr] 150 |     cause: Option<&'a error::Error>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:228:32
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:229:52
[INFO] [stderr]     |
[INFO] [stderr] 229 |         self.cause.as_ref().map(|c| c.as_ref() as &error::Error)
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:313:32
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:299:23
[INFO] [stderr]     |
[INFO] [stderr] 299 |     id_transform: &'a ToId,
[INFO] [stderr]     |                       ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:303:50
[INFO] [stderr]     |
[INFO] [stderr] 303 |     fn new(parser: Parser<'a>, id_transform: &'a ToId, headers: &'a mut Headers) -> Self {
[INFO] [stderr]     |                                                  ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:312:55
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn from_buffer(buffer: &'a str, id_transform: &'a ToId, headers: &'a mut Headers) -> Self {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 | fn read_chars(reader: &mut Read, charset_hint: Option<String>) -> Result<String> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:551:50
[INFO] [stderr]     |
[INFO] [stderr] 551 | pub fn read_md(path: &str) -> result::Result<Box<Iterator<Item = Record>>, io::Error> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:177:36
[INFO] [stderr]     |
[INFO] [stderr] 177 |                 .map(|tag| tag as &fmt::Display)
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:178:36
[INFO] [stderr]     |
[INFO] [stderr] 178 |                 .unwrap_or(&"" as &fmt::Display),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:216:60
[INFO] [stderr]     |
[INFO] [stderr] 216 |         Box::new(Vec::from_iter(links).into_iter()) as Box<Iterator<Item = _>>
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:222:20
[INFO] [stderr]     |
[INFO] [stderr] 222 |         })) as Box<Iterator<Item = _>>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = _>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.88s
[INFO] running `"docker" "inspect" "5685e9bd08af6b4ce9cbe14e90c3b6c1d3ca281e430177547e1f1ff90cd3cbda"`
[INFO] running `"docker" "rm" "-f" "5685e9bd08af6b4ce9cbe14e90c3b6c1d3ca281e430177547e1f1ff90cd3cbda"`
[INFO] [stdout] 5685e9bd08af6b4ce9cbe14e90c3b6c1d3ca281e430177547e1f1ff90cd3cbda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/linky/0.1.6:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a9952a147a90e7232e6544dc801bb182cb218426d7361ed5a1221d214f5456b1
[INFO] running `"docker" "start" "-a" "a9952a147a90e7232e6544dc801bb182cb218426d7361ed5a1221d214f5456b1"`
[INFO] [stderr]    Compiling linky v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] error: couldn't read src/../example_site/path/to/example.md: No such file or directory (os error 2)
[INFO] [stderr]    --> src/linky.rs:568:22
[INFO] [stderr]     |
[INFO] [stderr] 568 |         let buffer = include_str!("../example_site/path/to/example.md");
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:104:23
[INFO] [stderr]     |
[INFO] [stderr] 104 |     cause: Option<Box<error::Error + Sync + Send + 'static>>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send + 'static`
[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/error.rs:126:37
[INFO] [stderr]     |
[INFO] [stderr] 126 |     pub fn cause(&self) -> Option<&(error::Error + Sync + Send)> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + Sync + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:142:47
[INFO] [stderr]     |
[INFO] [stderr] 142 |             cause: self.cause().map(|c| c as &error::Error),
[INFO] [stderr]     |                                               ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:150:23
[INFO] [stderr]     |
[INFO] [stderr] 150 |     cause: Option<&'a error::Error>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:228:32
[INFO] [stderr]     |
[INFO] [stderr] 228 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:229:52
[INFO] [stderr]     |
[INFO] [stderr] 229 |         self.cause.as_ref().map(|c| c.as_ref() as &error::Error)
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:313:32
[INFO] [stderr]     |
[INFO] [stderr] 313 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:299:23
[INFO] [stderr]     |
[INFO] [stderr] 299 |     id_transform: &'a ToId,
[INFO] [stderr]     |                       ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:303:50
[INFO] [stderr]     |
[INFO] [stderr] 303 |     fn new(parser: Parser<'a>, id_transform: &'a ToId, headers: &'a mut Headers) -> Self {
[INFO] [stderr]     |                                                  ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:312:55
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn from_buffer(buffer: &'a str, id_transform: &'a ToId, headers: &'a mut Headers) -> Self {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn ToId`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:393:28
[INFO] [stderr]     |
[INFO] [stderr] 393 | fn read_chars(reader: &mut Read, charset_hint: Option<String>) -> Result<String> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/linky.rs:551:50
[INFO] [stderr]     |
[INFO] [stderr] 551 | pub fn read_md(path: &str) -> result::Result<Box<Iterator<Item = Record>>, io::Error> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Record>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:177:36
[INFO] [stderr]     |
[INFO] [stderr] 177 |                 .map(|tag| tag as &fmt::Display)
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:178:36
[INFO] [stderr]     |
[INFO] [stderr] 178 |                 .unwrap_or(&"" as &fmt::Display),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:216:60
[INFO] [stderr]     |
[INFO] [stderr] 216 |         Box::new(Vec::from_iter(links).into_iter()) as Box<Iterator<Item = _>>
[INFO] [stderr]     |                                                            ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = _>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:222:20
[INFO] [stderr]     |
[INFO] [stderr] 222 |         })) as Box<Iterator<Item = _>>
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = _>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `linky`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a9952a147a90e7232e6544dc801bb182cb218426d7361ed5a1221d214f5456b1"`
[INFO] running `"docker" "rm" "-f" "a9952a147a90e7232e6544dc801bb182cb218426d7361ed5a1221d214f5456b1"`
[INFO] [stdout] a9952a147a90e7232e6544dc801bb182cb218426d7361ed5a1221d214f5456b1