[INFO] cloning repository Just1B/Rust_web_server
[INFO] running `"git" "clone" "--bare" "git://github.com/Just1B/Rust_web_server.git" "work/cache/sources/gh/Just1B/Rust_web_server"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Just1B/Rust_web_server'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Just1B/Rust_web_server" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Just1B/Rust_web_server" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Just1B/Rust_web_server"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Just1B/Rust_web_server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 60afd71ee042c899bf4ab4891d5137bed3e2b1ec
[INFO] sha for GitHub repo Just1B/Rust_web_server: 60afd71ee042c899bf4ab4891d5137bed3e2b1ec
[INFO] validating manifest of Just1B/Rust_web_server 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 Just1B/Rust_web_server 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 Just1B/Rust_web_server
[INFO] finished frobbing Just1B/Rust_web_server
[INFO] frobbed toml for Just1B/Rust_web_server written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server/Cargo.toml
[INFO] started frobbing Just1B/Rust_web_server
[INFO] finished frobbing Just1B/Rust_web_server
[INFO] frobbed toml for Just1B/Rust_web_server written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Just1B/Rust_web_server/Cargo.toml
[INFO] crate Just1B/Rust_web_server 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing Just1B/Rust_web_server against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 2d50af8afb12b72d3568905c19a8759c1c1ba2d1ad4684ddbbe10b41946b7ebb
[INFO] running `"docker" "start" "-a" "2d50af8afb12b72d3568905c19a8759c1c1ba2d1ad4684ddbbe10b41946b7ebb"`
[INFO] [stderr]    Compiling colored v1.6.0
[INFO] [stderr]    Compiling url v1.6.0
[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-1.6.0/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]    Compiling hyper v0.10.13
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling router v0.5.1
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.06s
[INFO] running `"docker" "inspect" "2d50af8afb12b72d3568905c19a8759c1c1ba2d1ad4684ddbbe10b41946b7ebb"`
[INFO] running `"docker" "rm" "-f" "2d50af8afb12b72d3568905c19a8759c1c1ba2d1ad4684ddbbe10b41946b7ebb"`
[INFO] [stdout] 2d50af8afb12b72d3568905c19a8759c1c1ba2d1ad4684ddbbe10b41946b7ebb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 05a42ee72b7086bac1efe62fee5d991b35bc740129142ea6bb3885d2435c9f87
[INFO] running `"docker" "start" "-a" "05a42ee72b7086bac1efe62fee5d991b35bc740129142ea6bb3885d2435c9f87"`
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "05a42ee72b7086bac1efe62fee5d991b35bc740129142ea6bb3885d2435c9f87"`
[INFO] running `"docker" "rm" "-f" "05a42ee72b7086bac1efe62fee5d991b35bc740129142ea6bb3885d2435c9f87"`
[INFO] [stdout] 05a42ee72b7086bac1efe62fee5d991b35bc740129142ea6bb3885d2435c9f87
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Just1B/Rust_web_server:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 69fb7e686de326b4dda7dc9fc3c72fdc37911ca7bb6578319ac6b2f68d7d3e32
[INFO] running `"docker" "start" "-a" "69fb7e686de326b4dda7dc9fc3c72fdc37911ca7bb6578319ac6b2f68d7d3e32"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_server-91881e7574342796
[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" "69fb7e686de326b4dda7dc9fc3c72fdc37911ca7bb6578319ac6b2f68d7d3e32"`
[INFO] running `"docker" "rm" "-f" "69fb7e686de326b4dda7dc9fc3c72fdc37911ca7bb6578319ac6b2f68d7d3e32"`
[INFO] [stdout] 69fb7e686de326b4dda7dc9fc3c72fdc37911ca7bb6578319ac6b2f68d7d3e32