[INFO] updating cached repository chippers/rplug [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/chippers/rplug [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/chippers/rplug" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chippers/rplug"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chippers/rplug'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/chippers/rplug" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chippers/rplug"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chippers/rplug'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 55e67c22fe7cfc61ff102982f96fbdbdfe174bc6 [INFO] sha for GitHub repo chippers/rplug: 55e67c22fe7cfc61ff102982f96fbdbdfe174bc6 [INFO] validating manifest of chippers/rplug 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 chippers/rplug 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 chippers/rplug [INFO] finished frobbing chippers/rplug [INFO] frobbed toml for chippers/rplug written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chippers/rplug/Cargo.toml [INFO] started frobbing chippers/rplug [INFO] finished frobbing chippers/rplug [INFO] frobbed toml for chippers/rplug written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chippers/rplug/Cargo.toml [INFO] crate chippers/rplug 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 chippers/rplug against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chippers/rplug:/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] 369e4d45fc2fe2c193b5c18d4dfac1f8ffe72b2434610bd44d408f70bf283753 [INFO] running `"docker" "start" "-a" "369e4d45fc2fe2c193b5c18d4dfac1f8ffe72b2434610bd44d408f70bf283753"` [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking futures v0.1.21 [INFO] [stderr] Compiling cc v1.0.10 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Checking scoped-tls v0.1.1 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Checking crossbeam-utils v0.3.2 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Checking base64 v0.9.0 [INFO] [stderr] Compiling atty v0.2.10 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking crossbeam-epoch v0.4.1 [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 v0.1.39 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling standalone-quote v0.5.0 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking crossbeam-deque v0.3.0 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Checking tokio-executor v0.1.2 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking relay v0.1.1 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling standalone-syn v0.13.0 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Compiling openssl-sys v0.9.28 [INFO] [stderr] Checking tokio-threadpool v0.1.2 [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] Checking tokio-timer v0.2.1 [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 mime v0.3.5 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.21 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking tokio v0.1.5 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.25 [INFO] [stderr] Checking native-tls v0.1.5 [INFO] [stderr] Checking ws v0.7.6 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Compiling serde v1.0.41 [INFO] [stderr] Checking hyper-tls v0.1.3 [INFO] [stderr] Checking serde_json v1.0.15 [INFO] [stderr] Compiling toml v0.4.6 [INFO] [stderr] Compiling cbindgen v0.6.0 [INFO] [stderr] Compiling rplug v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: failed to run custom build command for `rplug v0.1.0 (/opt/crater/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/rplug-daac75d9b2cf0014/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: CargoMetadata("/opt/crater/workdir/Cargo.toml", Json(Error("EOF while parsing a value", line: 1, column: 0)))', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56191871dbab - backtrace::backtrace::libunwind::trace::h80786597adfabf72 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x56191871dbab - backtrace::backtrace::trace_unsynchronized::hcac650387ca20819 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56191871dbab - std::sys_common::backtrace::_print::h1b9354ff68cb5a2b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x56191871dbab - std::sys_common::backtrace::print::hee32569be499cf66 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x56191871dbab - std::panicking::default_hook::{{closure}}::h57d4a5a18212e6c4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x56191871d886 - std::panicking::default_hook::h6b5ac8e0c8ee81de [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x56191871e26d - std::panicking::rust_panic_with_hook::h087293a0d0382d86 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x56191871ddf2 - std::panicking::continue_panic_fmt::h5398c0b14056de59 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x56191871dcd6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x56191873cacd - core::panicking::panic_fmt::hc22ef80bd93ddcf4 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x56191873cbc7 - core::result::unwrap_failed::h52618310aa6d47ad [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x56191826c7cb - core::result::Result::unwrap::h0b489a8b07612e38 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x56191828c17a - build_script_build::main::h31fd5370d541e5aa [INFO] [stderr] at /opt/crater/workdir/build.rs:23 [INFO] [stderr] 13: 0x56191828a360 - std::rt::lang_start::{{closure}}::h4d114b87a16a0665 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x56191871dcc3 - std::rt::lang_start_internal::{{closure}}::h1a060554ddace6f7 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x56191871dcc3 - std::panicking::try::do_call::h36cfd8d9c1d0d936 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x561918724d1a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x56191871e77d - std::panicking::try::h225224763b892cde [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x56191871e77d - std::panic::catch_unwind::h3043ed737cbd6e8e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x56191871e77d - std::rt::lang_start_internal::h97b8d999a39debed [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x56191828a339 - std::rt::lang_start::h56163495f2dbb352 [INFO] [stderr] at /rustc/b5c7f157c20453dde8d47371abe73b32351b4e7f/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x56191828c55a - main [INFO] [stderr] 22: 0x7f765e5672e1 - __libc_start_main [INFO] [stderr] 23: 0x561918252a3a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "369e4d45fc2fe2c193b5c18d4dfac1f8ffe72b2434610bd44d408f70bf283753"` [INFO] running `"docker" "rm" "-f" "369e4d45fc2fe2c193b5c18d4dfac1f8ffe72b2434610bd44d408f70bf283753"` [INFO] [stdout] 369e4d45fc2fe2c193b5c18d4dfac1f8ffe72b2434610bd44d408f70bf283753