[INFO] updating cached repository https://github.com/wwjei/my-rustling [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8c1dbb365421a4badeec2889cbe2141cecba41e6 [INFO] checking wwjei/my-rustling against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwwjei%2Fmy-rustling" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wwjei/my-rustling on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/wwjei/my-rustling [INFO] finished tweaking git repo https://github.com/wwjei/my-rustling [INFO] tweaked toml for git repo https://github.com/wwjei/my-rustling written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/wwjei/my-rustling already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3e115b459455f2e2759ed72c65f8a874ae33b5845aa683a37cc84f8375c57b16 [INFO] running `"docker" "start" "-a" "3e115b459455f2e2759ed72c65f8a874ae33b5845aa683a37cc84f8375c57b16"` [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Compiling pest_derive v1.0.6 [INFO] [stderr] Checking serde_json v1.0.10 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/rustwide/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] Checking clap v2.30.0 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Checking handlebars v0.32.0 [INFO] [stderr] Checking prlink v0.1.0 (https://github.com/btbytes/prlink#f0536ed3) [INFO] [stderr] Checking rustlings v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: unexpected end of macro invocation [INFO] [stderr] --> tests/tests2.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | assert_eq!(); [INFO] [stderr] | ^^^^^^^^^^^^^ missing tokens in macro arguments [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> tests/tests3.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `rustlings`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: macro requires a boolean expression as an argument [INFO] [stderr] --> tests/tests1.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | assert!(); [INFO] [stderr] | ^^^^^^^^^^ boolean expression required [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> tests/tests4.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `rustlings`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "3e115b459455f2e2759ed72c65f8a874ae33b5845aa683a37cc84f8375c57b16"` [INFO] running `"docker" "rm" "-f" "3e115b459455f2e2759ed72c65f8a874ae33b5845aa683a37cc84f8375c57b16"` [INFO] [stdout] 3e115b459455f2e2759ed72c65f8a874ae33b5845aa683a37cc84f8375c57b16