[INFO] updating cached repository jaemk/upaste [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jaemk/upaste [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/upaste" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jaemk/upaste"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jaemk/upaste'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/upaste" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jaemk/upaste"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jaemk/upaste'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] aebb47afdbab42d521fa5384416dd091745c79f1 [INFO] sha for GitHub repo jaemk/upaste: aebb47afdbab42d521fa5384416dd091745c79f1 [INFO] validating manifest of jaemk/upaste on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jaemk/upaste on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jaemk/upaste [INFO] finished frobbing jaemk/upaste [INFO] frobbed toml for jaemk/upaste written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/jaemk/upaste/Cargo.toml [INFO] started frobbing jaemk/upaste [INFO] finished frobbing jaemk/upaste [INFO] frobbed toml for jaemk/upaste written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jaemk/upaste/Cargo.toml [INFO] crate jaemk/upaste already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking jaemk/upaste against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/jaemk/upaste:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 06f34ab05e4d308f1fda6acb0427fa903089c64dba6f359734c7f3a47fc72e64 [INFO] running `"docker" "start" "-a" "06f34ab05e4d308f1fda6acb0427fa903089c64dba6f359734c7f3a47fc72e64"` [INFO] [stderr] Checking either v1.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Checking futures-cpupool v0.1.7 [INFO] [stderr] Checking clap v2.27.1 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Checking libflate v0.1.12 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Checking mime v0.3.5 [INFO] [stderr] Checking native-tls v0.1.4 [INFO] [stderr] Checking itertools v0.7.2 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Checking hyper v0.11.6 [INFO] [stderr] Checking tokio-tls v0.1.3 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.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-1.6.0/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] Checking serde_urlencoded v0.5.1 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-4c9c6c88fd1530f1/build-script-gen_mime_types` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55eb5ba8e3cb - backtrace::backtrace::libunwind::trace::h098b67cd5ecf24d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55eb5ba8e3cb - backtrace::backtrace::trace_unsynchronized::h41f8ecb0b6b75123 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55eb5ba8e3cb - std::sys_common::backtrace::_print::h6bdd5779472ab8c6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55eb5ba8e3cb - std::sys_common::backtrace::print::h535418cbcfd3b064 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55eb5ba8e3cb - std::panicking::default_hook::{{closure}}::h8962ad5cd6daeea4 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55eb5ba8e0a6 - std::panicking::default_hook::h39b428958abf2606 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55eb5ba8ea8d - std::panicking::rust_panic_with_hook::hec5b145cd2b2dbe3 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55eb5ba8e612 - std::panicking::continue_panic_fmt::h499883e21d98c9ea [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55eb5ba8e4f6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55eb5baa322d - core::panicking::panic_fmt::hf925eb7f761dd347 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55eb5baa3327 - core::result::unwrap_failed::hb295cb62d0c5f00c [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55eb5ba54b60 - core::result::Result::unwrap::hf6d1014a59558cd2 [INFO] [stderr] at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x55eb5ba565b5 - build_script_gen_mime_types::main::hba7c961c2a6ca953 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.2/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x55eb5ba41580 - std::rt::lang_start::{{closure}}::hb437d27c8fcedc75 [INFO] [stderr] at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55eb5ba8e4e3 - std::rt::lang_start_internal::{{closure}}::h1d5b2f63d8aab9e2 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55eb5ba8e4e3 - std::panicking::try::do_call::h23b1282500223f6a [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55eb5ba905da - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55eb5ba8ef9d - std::panicking::try::hf851d9cd2a46569f [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55eb5ba8ef9d - std::panic::catch_unwind::h38ad47fd47b8a319 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55eb5ba8ef9d - std::rt::lang_start_internal::h8489a7c3e11328c4 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55eb5ba41559 - std::rt::lang_start::hb84b29de115e8c78 [INFO] [stderr] at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55eb5ba57b3a - main [INFO] [stderr] 22: 0x7fe19beaa2e1 - __libc_start_main [INFO] [stderr] 23: 0x55eb5ba2cf8a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "06f34ab05e4d308f1fda6acb0427fa903089c64dba6f359734c7f3a47fc72e64"` [INFO] running `"docker" "rm" "-f" "06f34ab05e4d308f1fda6acb0427fa903089c64dba6f359734c7f3a47fc72e64"` [INFO] [stdout] 06f34ab05e4d308f1fda6acb0427fa903089c64dba6f359734c7f3a47fc72e64