[INFO] updating cached repository akht/prettyjson [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/akht/prettyjson [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/akht/prettyjson" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/akht/prettyjson"` [INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/akht/prettyjson'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/akht/prettyjson" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/akht/prettyjson"` [INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/akht/prettyjson'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a70ff3e5642ac6d18abbcabd09141dcdf6ce33c8 [INFO] sha for GitHub repo akht/prettyjson: a70ff3e5642ac6d18abbcabd09141dcdf6ce33c8 [INFO] validating manifest of akht/prettyjson on toolchain master#1891bfa80364eead426517c68de6947b7692e2de [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of akht/prettyjson on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing akht/prettyjson [INFO] finished frobbing akht/prettyjson [INFO] frobbed toml for akht/prettyjson written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/akht/prettyjson/Cargo.toml [INFO] started frobbing akht/prettyjson [INFO] finished frobbing akht/prettyjson [INFO] frobbed toml for akht/prettyjson written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/akht/prettyjson/Cargo.toml [INFO] crate akht/prettyjson already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking akht/prettyjson against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-6/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/akht/prettyjson:/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4e1b348f46a53e9c226a1e72eed1ef917d3ed80df4a6b2741846dc79a785c4bd [INFO] running `"docker" "start" "-a" "4e1b348f46a53e9c226a1e72eed1ef917d3ed80df4a6b2741846dc79a785c4bd"` [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Compiling xcb v0.8.2 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.83 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] error: failed to run custom build command for `xcb v0.8.2` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/xcb-4122fedb23bf5b67/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error occured in handler: ('event: ', ('xcb', 'ScreenSaver', 'Notify')) [INFO] [stderr] Traceback (most recent call last): [INFO] [stderr] File "/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 2448, in [INFO] [stderr] module.generate() [INFO] [stderr] File "/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xcbgen/state.py", line 108, in generate [INFO] [stderr] self.close() [INFO] [stderr] File "/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 296, in rs_close [INFO] [stderr] _f.writeout(os.path.join(module.rs_srcdir, "ffi", "%s.rs" % _module_name(_ns.ext_name))) [INFO] [stderr] File "/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/rs_client.py", line 114, in writeout [INFO] [stderr] with open(path, 'w') as f: [INFO] [stderr] OSError: [Errno 30] Read-only file system: '/opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/src/ffi/screensaver.rs' [INFO] [stderr] thread 'main' panicked at 'processing of /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/xml/screensaver.xml returned non-zero (1)', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75:17 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e2e7cdfde3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::he40e3e73036b0b3f [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x55e2e7cdbb7b - std::sys_common::backtrace::_print::h6d6f6242937d4268 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x55e2e7cdebe6 - std::panicking::default_hook::{{closure}}::hd0821dee96f91765 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x55e2e7cde979 - std::panicking::default_hook::h8dc8a77692be60de [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x55e2e7cdf23f - std::panicking::rust_panic_with_hook::he8c6e40be53e89a5 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x55e2e7cdedc1 - std::panicking::continue_panic_fmt::h24ac15689db01f04 [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x55e2e7cded0e - std::panicking::begin_panic_fmt::hff8a4f354660ec5a [INFO] [stderr] at src/libstd/panicking.rs:336 [INFO] [stderr] 7: 0x55e2e7cc6d24 - build_script_build::main::{{closure}}::he7cefad48e8eaf69 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:75 [INFO] [stderr] 8: 0x55e2e7cc5593 - build_script_build::visit_xml::had46b9cafdfbc57f [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:20 [INFO] [stderr] 9: 0x55e2e7cc60d2 - build_script_build::main::h2d77008dd6076132 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xcb-0.8.2/build.rs:56 [INFO] [stderr] 10: 0x55e2e7cc9e4f - std::rt::lang_start::{{closure}}::hc8e34baa6d5757d4 [INFO] [stderr] at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64 [INFO] [stderr] 11: 0x55e2e7cdec92 - std::panicking::try::do_call::h03c9792ab8ffda62 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 12: 0x55e2e7ce57c9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 13: 0x55e2e7cdf74c - std::rt::lang_start_internal::h0a8566bec8d08064 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 14: 0x55e2e7cc9e28 - std::rt::lang_start::h62f2c4e0ae69fa9a [INFO] [stderr] at /rustc/bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/src/libstd/rt.rs:64 [INFO] [stderr] 15: 0x55e2e7cc6e69 - main [INFO] [stderr] 16: 0x7f397406c2e0 - __libc_start_main [INFO] [stderr] 17: 0x55e2e7cbed89 - _start [INFO] [stderr] 18: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "4e1b348f46a53e9c226a1e72eed1ef917d3ed80df4a6b2741846dc79a785c4bd"` [INFO] running `"docker" "rm" "-f" "4e1b348f46a53e9c226a1e72eed1ef917d3ed80df4a6b2741846dc79a785c4bd"` [INFO] [stdout] 4e1b348f46a53e9c226a1e72eed1ef917d3ed80df4a6b2741846dc79a785c4bd