[INFO] crate flutter-engine 0.3.4 is already in cache [INFO] checking flutter-engine-0.3.4 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672 [INFO] extracting crate flutter-engine 0.3.4 into work/builds/worker-4/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.4 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate flutter-engine 0.3.4 [INFO] finished tweaking crates.io crate flutter-engine 0.3.4 [INFO] tweaked toml for crates.io crate flutter-engine 0.3.4 written to work/builds/worker-4/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded flutter-engine-sys v0.3.5 [INFO] [stderr] Downloaded flutter-download v0.3.5 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 809f9bd1f9a0386413f087280562654abc49fed2406acc7a0a79f94b132da1a8 [INFO] running `"docker" "start" "-a" "809f9bd1f9a0386413f087280562654abc49fed2406acc7a0a79f94b132da1a8"` [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Checking unic-langid-impl v0.4.0 [INFO] [stderr] Compiling curl-sys v0.4.23 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling glfw-sys v3.3.0 [INFO] [stderr] Compiling socket2 v0.3.11 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling libnghttp2-sys v0.1.2 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Checking unic-locale-impl v0.4.0 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Checking locale_config v0.2.3 [INFO] [stderr] Checking unic-locale v0.4.2 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Checking glfw v0.28.0 [INFO] [stderr] Compiling curl v0.4.25 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling flutter-engine-sys v0.3.5 [INFO] [stderr] error: failed to run custom build command for `flutter-engine-sys v0.3.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/flutter-engine-sys-7c16fa20f8df69cc/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb` [INFO] [stderr] Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing) [INFO] [stderr] thread 'main' panicked at 'Cannot get flutter engine version: InvalidFlutterRoot("output empty")', src/libcore/result.rs:1165:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x561eee2dd494 - backtrace::backtrace::libunwind::trace::h837858cfeddf7a26 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x561eee2dd494 - backtrace::backtrace::trace_unsynchronized::hf450b231b66758d5 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x561eee2dd494 - std::sys_common::backtrace::_print_fmt::h368e3c833d23dd1d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x561eee2dd494 - ::fmt::h99a560994a9a8770 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x561eee3039fc - core::fmt::write::h331a8aee5b7f3512 [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x561eee2d9a07 - std::io::Write::write_fmt::hf05660e3e7df1eca [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x561eee2dfbe5 - std::sys_common::backtrace::_print::h2a131efc4c0ac3fa [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x561eee2dfbe5 - std::sys_common::backtrace::print::h983d88dd719c12ff [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x561eee2dfbe5 - std::panicking::default_hook::{{closure}}::h663d5da304a5132f [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x561eee2df8d6 - std::panicking::default_hook::hf37841c3986e6801 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x561eee2e03cc - std::panicking::rust_panic_with_hook::hb2227d83b88686af [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x561eee2dfe82 - std::panicking::continue_panic_fmt::h8dcb675c0adec47c [INFO] [stderr] at src/libstd/panicking.rs:380 [INFO] [stderr] 12: 0x561eee2dfd76 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:307 [INFO] [stderr] 13: 0x561eee30046a - core::panicking::panic_fmt::h34237ab75d721bef [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 14: 0x561eee300567 - core::result::unwrap_failed::h73569ff13c30ae81 [INFO] [stderr] at src/libcore/result.rs:1165 [INFO] [stderr] 15: 0x561eedabfa12 - core::result::Result::expect::hd49cd6fa62bb07b5 [INFO] [stderr] at /rustc/4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb/src/libcore/result.rs:960 [INFO] [stderr] 16: 0x561eedabb4cb - build_script_build::main::h88cf06ddd7abcdec [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58 [INFO] [stderr] 17: 0x561eedabaad0 - std::rt::lang_start::{{closure}}::h23cb1aafea1c2b8c [INFO] [stderr] at /rustc/4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb/src/libstd/rt.rs:64 [INFO] [stderr] 18: 0x561eee2dfd13 - std::rt::lang_start_internal::{{closure}}::hcbc0d39047dfb53e [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 19: 0x561eee2dfd13 - std::panicking::try::do_call::h8b5ef32d822a8d8f [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 20: 0x561eee2e898a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 21: 0x561eee2e089d - std::panicking::try::h9b6fb4e6a40ce0cb [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 22: 0x561eee2e089d - std::panic::catch_unwind::h2fbf9b8ead8e504a [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 23: 0x561eee2e089d - std::rt::lang_start_internal::hb6581c1f21bf501d [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 24: 0x561eedabaaa9 - std::rt::lang_start::h20553fde47905319 [INFO] [stderr] at /rustc/4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb/src/libstd/rt.rs:64 [INFO] [stderr] 25: 0x561eedabc6aa - main [INFO] [stderr] 26: 0x7fbc401d4b97 - __libc_start_main [INFO] [stderr] 27: 0x561eedab5eba - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "809f9bd1f9a0386413f087280562654abc49fed2406acc7a0a79f94b132da1a8"` [INFO] running `"docker" "rm" "-f" "809f9bd1f9a0386413f087280562654abc49fed2406acc7a0a79f94b132da1a8"` [INFO] [stdout] 809f9bd1f9a0386413f087280562654abc49fed2406acc7a0a79f94b132da1a8