[INFO] updating cached repository https://github.com/miyatin0212/rust-samurai
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] 9e45a52f61226a4fb2a1b38b6d4b61b22f8e7214
[INFO] checking miyatin0212/rust-samurai against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiyatin0212%2Frust-samurai" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/miyatin0212/rust-samurai on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/miyatin0212/rust-samurai
[INFO] finished tweaking git repo https://github.com/miyatin0212/rust-samurai
[INFO] tweaked toml for git repo https://github.com/miyatin0212/rust-samurai written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/miyatin0212/rust-samurai already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8374f79009d1dc5a2adaef3fb91e02922d8d7fb245f182cb56e62289e61fb1ad
[INFO] running `"docker" "start" "-a" "8374f79009d1dc5a2adaef3fb91e02922d8d7fb245f182cb56e62289e61fb1ad"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]    Compiling mysqlclient-sys v0.2.2
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stderr]    Compiling hyper v0.10.8
[INFO] [stderr]    Compiling syn v0.11.10
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking nix v0.7.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking twox-hash v1.0.1
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking url v1.4.0
[INFO] [stderr]     Checking dotenv v0.8.0
[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-1.4.0/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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[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-1.4.0/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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking mysql v10.0.0
[INFO] [stderr]     Checking diesel v0.11.4
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-10.0.0/src/conn/mod.rs:1044:30
[INFO] [stderr]      |
[INFO] [stderr] 1044 |         let (data, seq_id) = self.get_mut_stream().as_mut().read_packet(old_seq_id)?;
[INFO] [stderr]      |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-10.0.0/src/conn/mod.rs:1051:22
[INFO] [stderr]      |
[INFO] [stderr] 1051 |         let seq_id = self.get_mut_stream().as_mut().drop_packet(old_seq_id)?;
[INFO] [stderr]      |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: trait `io::IoPack` is private
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mysql-10.0.0/src/conn/mod.rs:1059:23
[INFO] [stderr]      |
[INFO] [stderr] 1059 |         self.seq_id = self.get_mut_stream().as_mut().write_packet(data, seq_id, max_allowed_packet)?;
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `mysql`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8374f79009d1dc5a2adaef3fb91e02922d8d7fb245f182cb56e62289e61fb1ad"`
[INFO] running `"docker" "rm" "-f" "8374f79009d1dc5a2adaef3fb91e02922d8d7fb245f182cb56e62289e61fb1ad"`
[INFO] [stdout] 8374f79009d1dc5a2adaef3fb91e02922d8d7fb245f182cb56e62289e61fb1ad