[INFO] updating cached repository outersky/r2d2-mysql [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/outersky/r2d2-mysql [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/outersky/r2d2-mysql" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/outersky/r2d2-mysql"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/outersky/r2d2-mysql'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/outersky/r2d2-mysql" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/outersky/r2d2-mysql"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/outersky/r2d2-mysql'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5a0a577c7b70098ea262dc0698b5f100e92534bb [INFO] sha for GitHub repo outersky/r2d2-mysql: 5a0a577c7b70098ea262dc0698b5f100e92534bb [INFO] validating manifest of outersky/r2d2-mysql on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of outersky/r2d2-mysql on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing outersky/r2d2-mysql [INFO] finished frobbing outersky/r2d2-mysql [INFO] frobbed toml for outersky/r2d2-mysql written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/outersky/r2d2-mysql/Cargo.toml [INFO] started frobbing outersky/r2d2-mysql [INFO] finished frobbing outersky/r2d2-mysql [INFO] frobbed toml for outersky/r2d2-mysql written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/outersky/r2d2-mysql/Cargo.toml [INFO] crate outersky/r2d2-mysql already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking outersky/r2d2-mysql against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/outersky/r2d2-mysql:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 9e876150d1edb2ae75fd1885cc6c5bcc2702e1f878c3e47fd44bd9a309961ef9 [INFO] running `"docker" "start" "-a" "9e876150d1edb2ae75fd1885cc6c5bcc2702e1f878c3e47fd44bd9a309961ef9"` [INFO] [stderr] Checking matches v0.1.2 [INFO] [stderr] Checking bufstream v0.1.1 [INFO] [stderr] Checking fnv v1.0.2 [INFO] [stderr] Checking rand v0.3.14 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking r2d2 v0.8.2 [INFO] [stderr] Checking miniz-sys v0.1.10 [INFO] [stderr] Checking chrono v0.4.4 [INFO] [stderr] Checking unicode-bidi v0.2.3 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Checking regex v1.0.2 [INFO] [stderr] Checking idna v0.1.0 [INFO] [stderr] Checking twox-hash v1.0.0 [INFO] [stderr] Checking url v1.2.3 [INFO] [stderr] Checking mysql_common v0.8.0 [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-1.2.3/src/form_urlencoded.rs:246:40 [INFO] [stderr] | [INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 245 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 246 | 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] [INFO] [stderr] Checking mysql v14.0.0 [INFO] [stderr] Checking r2d2_mysql v9.0.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.81s [INFO] running `"docker" "inspect" "9e876150d1edb2ae75fd1885cc6c5bcc2702e1f878c3e47fd44bd9a309961ef9"` [INFO] running `"docker" "rm" "-f" "9e876150d1edb2ae75fd1885cc6c5bcc2702e1f878c3e47fd44bd9a309961ef9"` [INFO] [stdout] 9e876150d1edb2ae75fd1885cc6c5bcc2702e1f878c3e47fd44bd9a309961ef9