[INFO] updating cached repository cheme/webrtc-peer-server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/cheme/webrtc-peer-server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/cheme/webrtc-peer-server" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cheme/webrtc-peer-server"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cheme/webrtc-peer-server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/cheme/webrtc-peer-server" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cheme/webrtc-peer-server"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cheme/webrtc-peer-server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8a52624020b49b9510c2586d398971ab3629e3ec [INFO] sha for GitHub repo cheme/webrtc-peer-server: 8a52624020b49b9510c2586d398971ab3629e3ec [INFO] validating manifest of cheme/webrtc-peer-server on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of cheme/webrtc-peer-server on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing cheme/webrtc-peer-server [INFO] finished frobbing cheme/webrtc-peer-server [INFO] frobbed toml for cheme/webrtc-peer-server written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cheme/webrtc-peer-server/Cargo.toml [INFO] started frobbing cheme/webrtc-peer-server [INFO] finished frobbing cheme/webrtc-peer-server [INFO] frobbed toml for cheme/webrtc-peer-server written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cheme/webrtc-peer-server/Cargo.toml [INFO] crate cheme/webrtc-peer-server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking cheme/webrtc-peer-server against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cheme/webrtc-peer-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6d352320e9de7ae31d9698da34d8b996de33343aebcc324ab8a046eb0889e27f [INFO] running `"docker" "start" "-a" "6d352320e9de7ae31d9698da34d8b996de33343aebcc324ab8a046eb0889e27f"` [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.0 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking base64 v0.5.2 [INFO] [stderr] Compiling syntex_fmt_macros v0.5.0 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking tokio-timer v0.2.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Compiling proc-macro-hack v0.4.0 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Compiling syn v0.13.4 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Checking regex v0.2.11 [INFO] [stderr] Checking crossbeam-deque v0.3.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Checking tokio-threadpool v0.1.2 [INFO] [stderr] Compiling regex v0.1.80 [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] Checking hyper v0.10.13 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Compiling openssl-sys v0.9.30 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking tokio v0.1.5 [INFO] [stderr] Checking dotenv v0.8.0 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tk-listen v0.1.1 [INFO] [stderr] Checking hyper v0.11.25 [INFO] [stderr] Compiling dotenv_codegen_impl v0.1.0 [INFO] [stderr] Checking native-tls v0.1.5 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Checking websocket v0.20.2 [INFO] [stderr] Checking dotenv_codegen v0.11.0 [INFO] [stderr] Compiling derive-error-chain v0.11.1 [INFO] [stderr] error: proc-macro derive panicked [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv_codegen-0.11.0/src/lib.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | / proc_macro_expr_decl! { [INFO] [stderr] 11 | | dotenv! => expand_dotenv [INFO] [stderr] 12 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = help: message: assertion failed: `(left == right)` [INFO] [stderr] left: `Some("#[allow(unused,")`, [INFO] [stderr] right: `Some("#[allow(unused")` [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] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `dotenv_codegen`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "6d352320e9de7ae31d9698da34d8b996de33343aebcc324ab8a046eb0889e27f"` [INFO] running `"docker" "rm" "-f" "6d352320e9de7ae31d9698da34d8b996de33343aebcc324ab8a046eb0889e27f"` [INFO] [stdout] 6d352320e9de7ae31d9698da34d8b996de33343aebcc324ab8a046eb0889e27f