[INFO] cloning repository ghondar/rust-example [INFO] running `"git" "clone" "--bare" "git://github.com/ghondar/rust-example.git" "work/cache/sources/gh/ghondar/rust-example"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ghondar/rust-example'... [INFO] running `"git" "clone" "work/cache/sources/gh/ghondar/rust-example" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/ghondar/rust-example"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/ghondar/rust-example'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ghondar/rust-example" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/ghondar/rust-example"` [INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/ghondar/rust-example'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 09f106acc616a91f1625f44c051e8fba98809d57 [INFO] sha for GitHub repo ghondar/rust-example: 09f106acc616a91f1625f44c051e8fba98809d57 [INFO] validating manifest of ghondar/rust-example 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 ghondar/rust-example 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 ghondar/rust-example [INFO] finished frobbing ghondar/rust-example [INFO] frobbed toml for ghondar/rust-example written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/ghondar/rust-example/Cargo.toml [INFO] started frobbing ghondar/rust-example [INFO] finished frobbing ghondar/rust-example [INFO] frobbed toml for ghondar/rust-example written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/ghondar/rust-example/Cargo.toml [INFO] crate ghondar/rust-example 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 ghondar/rust-example against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/ghondar/rust-example:/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] 927264835eb03caaf4b883d2d260a51285187b083af59179f8e01dac9e94f527 [INFO] running `"docker" "start" "-a" "927264835eb03caaf4b883d2d260a51285187b083af59179f8e01dac9e94f527"` [INFO] [stderr] warning: unused manifest key: development [INFO] [stderr] warning: unused manifest key: production [INFO] [stderr] Compiling untrusted v0.6.1 [INFO] [stderr] Compiling indexmap v1.0.1 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Compiling ring v0.13.0-alpha5 [INFO] [stderr] Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=54667ae#54667aef) [INFO] [stderr] Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket#df711114) [INFO] [stderr] Compiling rocket_codegen v0.4.0-dev (https://github.com/SergioBenitez/Rocket#df711114) [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:284:13 [INFO] [stderr] | [INFO] [stderr] 284 | Nightly(proc_macro::SourceFile, FileName), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:289:20 [INFO] [stderr] | [INFO] [stderr] 289 | fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling url v1.7.0 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:45 [INFO] [stderr] | [INFO] [stderr] 290 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] Checking serde_json v1.0.20 [INFO] [stderr] error[E0599]: no method named `to_string` found for type `std::path::PathBuf` in the current scope [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:290:52 [INFO] [stderr] | [INFO] [stderr] 290 | let filename = stable::file_name(sf.path().to_string()); [INFO] [stderr] | ^^^^^^^^^ help: there is a method with a similar name: `to_str` [INFO] [stderr] | [INFO] [stderr] = note: the method `to_string` exists but the following trait bounds were not satisfied: [INFO] [stderr] `std::path::Path : std::string::ToString` [INFO] [stderr] `std::path::PathBuf : std::string::ToString` [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:304:44 [INFO] [stderr] | [INFO] [stderr] 304 | SourceFile::Nightly(a, _) => a.is_real(), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:347:27 [INFO] [stderr] | [INFO] [stderr] 347 | Span::Nightly(proc_macro::Span::def_site()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54724 [INFO] [stderr] = help: add #![feature(proc_macro_def_site)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:355:69 [INFO] [stderr] | [INFO] [stderr] 355 | (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.resolved_at(b)), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:363:69 [INFO] [stderr] | [INFO] [stderr] 363 | (Span::Nightly(a), Span::Nightly(b)) => Span::Nightly(a.located_at(b)), [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_span' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:424:55 [INFO] [stderr] | [INFO] [stderr] 424 | (Span::Nightly(a), Span::Nightly(b)) => a.eq(b), [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54725 [INFO] [stderr] = help: add #![feature(proc_macro_span)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_raw_ident' [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.6/src/unstable.rs:475:48 [INFO] [stderr] | [INFO] [stderr] 475 | Span::Nightly(s) => Ident::Nightly(proc_macro::Ident::new_raw(string, s)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/54723 [INFO] [stderr] = help: add #![feature(proc_macro_raw_ident)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: aborting due to 10 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0599, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0599`. [INFO] [stderr] error: Could not compile `proc-macro2`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [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] error: build failed [INFO] running `"docker" "inspect" "927264835eb03caaf4b883d2d260a51285187b083af59179f8e01dac9e94f527"` [INFO] running `"docker" "rm" "-f" "927264835eb03caaf4b883d2d260a51285187b083af59179f8e01dac9e94f527"` [INFO] [stdout] 927264835eb03caaf4b883d2d260a51285187b083af59179f8e01dac9e94f527