[INFO] cloning repository sxend/rust_tools
[INFO] running `"git" "clone" "--bare" "git://github.com/sxend/rust_tools.git" "work/cache/sources/gh/sxend/rust_tools"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/sxend/rust_tools'...
[INFO] running `"git" "clone" "work/cache/sources/gh/sxend/rust_tools" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sxend/rust_tools"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sxend/rust_tools'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sxend/rust_tools" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aa66fd78d75f1df86ad0d070f90263e2d2ab4a73
[INFO] sha for GitHub repo sxend/rust_tools: aa66fd78d75f1df86ad0d070f90263e2d2ab4a73
[INFO] validating manifest of sxend/rust_tools on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sxend/rust_tools on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sxend/rust_tools
[INFO] finished frobbing sxend/rust_tools
[INFO] frobbed toml for sxend/rust_tools written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/sxend/rust_tools/Cargo.toml
[INFO] started frobbing sxend/rust_tools
[INFO] finished frobbing sxend/rust_tools
[INFO] frobbed toml for sxend/rust_tools written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools/Cargo.toml
[INFO] crate sxend/rust_tools already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sxend/rust_tools against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 8b8a53272bd047ce279f8c0244407f1d81bd9f859ae2280a0a7b9958dfcf2726
[INFO] running `"docker" "start" "-a" "8b8a53272bd047ce279f8c0244407f1d81bd9f859ae2280a0a7b9958dfcf2726"`
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[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-1.5.1/src/form_urlencoded.rs:251:40
[INFO] [stderr]     |
[INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 250 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 251 |     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]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling docopt v0.8.1
[INFO] [stderr]    Compiling rust_tools v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.32s
[INFO] running `"docker" "inspect" "8b8a53272bd047ce279f8c0244407f1d81bd9f859ae2280a0a7b9958dfcf2726"`
[INFO] running `"docker" "rm" "-f" "8b8a53272bd047ce279f8c0244407f1d81bd9f859ae2280a0a7b9958dfcf2726"`
[INFO] [stdout] 8b8a53272bd047ce279f8c0244407f1d81bd9f859ae2280a0a7b9958dfcf2726
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2f526ddf954fee9308b4f7ed047cc1bba321ee973828d5a839f6df9041b44732
[INFO] running `"docker" "start" "-a" "2f526ddf954fee9308b4f7ed047cc1bba321ee973828d5a839f6df9041b44732"`
[INFO] [stderr]    Compiling rust_tools v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "2f526ddf954fee9308b4f7ed047cc1bba321ee973828d5a839f6df9041b44732"`
[INFO] running `"docker" "rm" "-f" "2f526ddf954fee9308b4f7ed047cc1bba321ee973828d5a839f6df9041b44732"`
[INFO] [stdout] 2f526ddf954fee9308b4f7ed047cc1bba321ee973828d5a839f6df9041b44732
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/sxend/rust_tools:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 68547657a6d46e8b7e339d2afc6e85527d17627bf618bc50e03e8428cc89bc97
[INFO] running `"docker" "start" "-a" "68547657a6d46e8b7e339d2afc6e85527d17627bf618bc50e03e8428cc89bc97"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ende_url-f6f6b248769d1cde
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsuuidgen-42f5d7c122fe5223
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "68547657a6d46e8b7e339d2afc6e85527d17627bf618bc50e03e8428cc89bc97"`
[INFO] running `"docker" "rm" "-f" "68547657a6d46e8b7e339d2afc6e85527d17627bf618bc50e03e8428cc89bc97"`
[INFO] [stdout] 68547657a6d46e8b7e339d2afc6e85527d17627bf618bc50e03e8428cc89bc97