[INFO] updating cached repository AndyHoang/showrss [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/AndyHoang/showrss [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/AndyHoang/showrss" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/AndyHoang/showrss"` [INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/AndyHoang/showrss'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/AndyHoang/showrss" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/AndyHoang/showrss"` [INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/AndyHoang/showrss'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 70d0c3a086ce5f03c900dd6c94e249d79885587b [INFO] sha for GitHub repo AndyHoang/showrss: 70d0c3a086ce5f03c900dd6c94e249d79885587b [INFO] validating manifest of AndyHoang/showrss on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of AndyHoang/showrss on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing AndyHoang/showrss [INFO] finished frobbing AndyHoang/showrss [INFO] frobbed toml for AndyHoang/showrss written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/AndyHoang/showrss/Cargo.toml [INFO] started frobbing AndyHoang/showrss [INFO] finished frobbing AndyHoang/showrss [INFO] frobbed toml for AndyHoang/showrss written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/AndyHoang/showrss/Cargo.toml [INFO] crate AndyHoang/showrss already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking AndyHoang/showrss against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-1/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/AndyHoang/showrss:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c0cb6d3d76ef985c2d3ba5553f00808096df4840799d1b7c49a74caa30f9fcc8 [INFO] running `"docker" "start" "-a" "c0cb6d3d76ef985c2d3ba5553f00808096df4840799d1b7c49a74caa30f9fcc8"` [INFO] [stderr] Checking cfg-if v0.1.3 [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking lazycell v0.6.0 [INFO] [stderr] Checking slab v0.4.0 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Compiling pkg-config v0.3.11 [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Compiling serde v1.0.59 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Compiling derive_builder v0.5.1 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking encoding_rs v0.7.2 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking bytes v0.4.7 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling derive_builder_core v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.3.1 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking want v0.0.4 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking phf_shared v0.7.22 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Checking libflate v0.1.14 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Checking mime v0.3.7 [INFO] [stderr] Compiling openssl-sys v0.9.31 [INFO] [stderr] Compiling backtrace-sys v0.1.19 [INFO] [stderr] Checking tokio-threadpool v0.1.3 [INFO] [stderr] Checking tokio-timer v0.2.3 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking phf v0.7.22 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Checking tokio-fs v0.1.0 [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-1.7.0/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 phf_codegen v0.7.22 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.4 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio v0.1.6 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking native-tls v0.1.5 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Checking serde_urlencoded v0.5.2 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking hyper-tls v0.1.3 [INFO] [stderr] Checking reqwest v0.8.5 [INFO] [stderr] Checking backtrace v0.3.8 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking quick-xml v0.12.1 [INFO] [stderr] Checking rss v1.5.0 [INFO] [stderr] Checking showrss v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | / error_chain!{ [INFO] [stderr] 14 | | [INFO] [stderr] 15 | | foreign_links { [INFO] [stderr] 16 | | Fmt(::std::fmt::Error); [INFO] [stderr] ... | [INFO] [stderr] 20 | | } [INFO] [stderr] 21 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | / error_chain!{ [INFO] [stderr] 14 | | [INFO] [stderr] 15 | | foreign_links { [INFO] [stderr] 16 | | Fmt(::std::fmt::Error); [INFO] [stderr] ... | [INFO] [stderr] 20 | | } [INFO] [stderr] 21 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | / error_chain!{ [INFO] [stderr] 14 | | [INFO] [stderr] 15 | | foreign_links { [INFO] [stderr] 16 | | Fmt(::std::fmt::Error); [INFO] [stderr] ... | [INFO] [stderr] 20 | | } [INFO] [stderr] 21 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | / error_chain!{ [INFO] [stderr] 14 | | [INFO] [stderr] 15 | | foreign_links { [INFO] [stderr] 16 | | Fmt(::std::fmt::Error); [INFO] [stderr] ... | [INFO] [stderr] 20 | | } [INFO] [stderr] 21 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `"docker" "inspect" "c0cb6d3d76ef985c2d3ba5553f00808096df4840799d1b7c49a74caa30f9fcc8"` [INFO] running `"docker" "rm" "-f" "c0cb6d3d76ef985c2d3ba5553f00808096df4840799d1b7c49a74caa30f9fcc8"` [INFO] [stdout] c0cb6d3d76ef985c2d3ba5553f00808096df4840799d1b7c49a74caa30f9fcc8