[INFO] cloning repository Connicpu/url-watcher
[INFO] running `"git" "clone" "--bare" "git://github.com/Connicpu/url-watcher.git" "work/cache/sources/gh/Connicpu/url-watcher"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Connicpu/url-watcher'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Connicpu/url-watcher" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Connicpu/url-watcher"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Connicpu/url-watcher'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Connicpu/url-watcher" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b4c698306988dd391aebace97ec66d78fc0647e
[INFO] sha for GitHub repo Connicpu/url-watcher: 6b4c698306988dd391aebace97ec66d78fc0647e
[INFO] validating manifest of Connicpu/url-watcher 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 Connicpu/url-watcher 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 Connicpu/url-watcher
[INFO] finished frobbing Connicpu/url-watcher
[INFO] frobbed toml for Connicpu/url-watcher written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Connicpu/url-watcher/Cargo.toml
[INFO] started frobbing Connicpu/url-watcher
[INFO] finished frobbing Connicpu/url-watcher
[INFO] frobbed toml for Connicpu/url-watcher written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher/Cargo.toml
[INFO] crate Connicpu/url-watcher 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 Connicpu/url-watcher against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher:/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] 96002ab15148a0f2e51a287d212eb3dee880d63683f54d024b14714a7da0fa31
[INFO] running `"docker" "start" "-a" "96002ab15148a0f2e51a287d212eb3dee880d63683f54d024b14714a7da0fa31"`
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling futures v0.1.15
[INFO] [stderr]    Compiling openssl v0.9.17
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling httparse v1.2.3
[INFO] [stderr]    Compiling itoa v0.3.3
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling libflate v0.1.11
[INFO] [stderr]    Compiling url v1.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.17
[INFO] [stderr]    Compiling mime v0.3.3
[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 tokio-io v0.1.3
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.5
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling hyper v0.11.2
[INFO] [stderr]    Compiling native-tls v0.1.4
[INFO] [stderr]    Compiling tokio-tls v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling hyper-tls v0.1.2
[INFO] [stderr]    Compiling reqwest v0.7.3
[INFO] [stderr]    Compiling url-watcher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "96002ab15148a0f2e51a287d212eb3dee880d63683f54d024b14714a7da0fa31"`
[INFO] running `"docker" "rm" "-f" "96002ab15148a0f2e51a287d212eb3dee880d63683f54d024b14714a7da0fa31"`
[INFO] [stdout] 96002ab15148a0f2e51a287d212eb3dee880d63683f54d024b14714a7da0fa31
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher:/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] 843f4f8df17d96e3474f6bcaad406a7290f988f3727f05ff7b7152cd231dc222
[INFO] running `"docker" "start" "-a" "843f4f8df17d96e3474f6bcaad406a7290f988f3727f05ff7b7152cd231dc222"`
[INFO] [stderr]    Compiling url-watcher v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "843f4f8df17d96e3474f6bcaad406a7290f988f3727f05ff7b7152cd231dc222"`
[INFO] running `"docker" "rm" "-f" "843f4f8df17d96e3474f6bcaad406a7290f988f3727f05ff7b7152cd231dc222"`
[INFO] [stdout] 843f4f8df17d96e3474f6bcaad406a7290f988f3727f05ff7b7152cd231dc222
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Connicpu/url-watcher:/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] b8289fb7cb69b4e8a7afe18ee2199922cfd692249aebf6f9dc6f5e2e3219056d
[INFO] running `"docker" "start" "-a" "b8289fb7cb69b4e8a7afe18ee2199922cfd692249aebf6f9dc6f5e2e3219056d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/url_watcher-19b5ce54c79f032b
[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" "b8289fb7cb69b4e8a7afe18ee2199922cfd692249aebf6f9dc6f5e2e3219056d"`
[INFO] running `"docker" "rm" "-f" "b8289fb7cb69b4e8a7afe18ee2199922cfd692249aebf6f9dc6f5e2e3219056d"`
[INFO] [stdout] b8289fb7cb69b4e8a7afe18ee2199922cfd692249aebf6f9dc6f5e2e3219056d