[INFO] updating cached repository mjyi/book-scraper [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mjyi/book-scraper [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mjyi/book-scraper" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mjyi/book-scraper"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mjyi/book-scraper'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mjyi/book-scraper" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mjyi/book-scraper"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mjyi/book-scraper'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d591e2fc46dd3bf0cf394f424507c52cc1e55fee [INFO] sha for GitHub repo mjyi/book-scraper: d591e2fc46dd3bf0cf394f424507c52cc1e55fee [INFO] validating manifest of mjyi/book-scraper on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mjyi/book-scraper on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mjyi/book-scraper [INFO] finished frobbing mjyi/book-scraper [INFO] frobbed toml for mjyi/book-scraper written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mjyi/book-scraper/Cargo.toml [INFO] started frobbing mjyi/book-scraper [INFO] finished frobbing mjyi/book-scraper [INFO] frobbed toml for mjyi/book-scraper written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mjyi/book-scraper/Cargo.toml [INFO] crate mjyi/book-scraper already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking mjyi/book-scraper against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-7/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mjyi/book-scraper:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f298bd0f13aa3ac11609f12358b0b7beb2f65b8e85ce647971cbd06b6bd20df9 [INFO] running `"docker" "start" "-a" "f298bd0f13aa3ac11609f12358b0b7beb2f65b8e85ce647971cbd06b6bd20df9"` [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking uuid v0.7.3 [INFO] [stderr] Compiling html5ever v0.22.5 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Compiling markup5ever v0.7.5 [INFO] [stderr] Compiling selectors v0.20.0 [INFO] [stderr] Compiling cssparser-macros v0.3.5 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-threadpool v0.1.13 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking cssparser v0.24.1 [INFO] [stderr] Checking tokio v0.1.18 [INFO] [stderr] Checking hyper v0.12.25 [INFO] [stderr] warning[E0506]: cannot assign to `self.input.cached_token` because it is borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-0.24.1/src/parser.rs:572:17 [INFO] [stderr] | [INFO] [stderr] 547 | pub fn next_including_whitespace_and_comments(&mut self) -> Result<&Token<'i>, BasicParseError<'i>> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 560 | Some(ref cached_token) [INFO] [stderr] | ---------------- borrow of `self.input.cached_token` occurs here [INFO] [stderr] ... [INFO] [stderr] 572 | self.input.cached_token = Some(CachedToken { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ assignment to borrowed `self.input.cached_token` occurs here [INFO] [stderr] ... [INFO] [stderr] 584 | Ok(token) [INFO] [stderr] | --------- returning this value requires that `self.input.cached_token.0` is borrowed for `'1` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking kuchiki v0.7.2 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.12 [INFO] [stderr] Checking book-scraper v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `name` is never read [INFO] [stderr] --> src/main.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | let mut name = String::new(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut url; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_address` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn get_address(&self, base_url: String) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fetch_item_link` [INFO] [stderr] --> src/main.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn fetch_item_link(mut self) -> impl Future { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_download_link` [INFO] [stderr] --> src/main.rs:142:1 [INFO] [stderr] | [INFO] [stderr] 142 | fn parse_download_link(body: &[u8]) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: value assigned to `name` is never read [INFO] [stderr] --> src/main.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | let mut name = String::new(); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut url; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_address` [INFO] [stderr] --> src/main.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | fn get_address(&self, base_url: String) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `fetch_item_link` [INFO] [stderr] --> src/main.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | fn fetch_item_link(mut self) -> impl Future { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_download_link` [INFO] [stderr] --> src/main.rs:142:1 [INFO] [stderr] | [INFO] [stderr] 142 | fn parse_download_link(body: &[u8]) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.61s [INFO] running `"docker" "inspect" "f298bd0f13aa3ac11609f12358b0b7beb2f65b8e85ce647971cbd06b6bd20df9"` [INFO] running `"docker" "rm" "-f" "f298bd0f13aa3ac11609f12358b0b7beb2f65b8e85ce647971cbd06b6bd20df9"` [INFO] [stdout] f298bd0f13aa3ac11609f12358b0b7beb2f65b8e85ce647971cbd06b6bd20df9