[INFO] crate flutter-engine 0.3.5 is already in cache [INFO] checking flutter-engine-0.3.5 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140 [INFO] extracting crate flutter-engine 0.3.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.5 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate flutter-engine 0.3.5 [INFO] finished tweaking crates.io crate flutter-engine 0.3.5 [INFO] tweaked toml for crates.io crate flutter-engine 0.3.5 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e3dba1f0076e7a701e6d990efc9e8b37dcd80bf1c0e68bc85e0aa7dca97e590d [INFO] running `"docker" "start" "-a" "e3dba1f0076e7a701e6d990efc9e8b37dcd80bf1c0e68bc85e0aa7dca97e590d"` [INFO] [stderr] Compiling curl v0.4.28 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Checking unic-langid-impl v0.4.0 [INFO] [stderr] Checking indexmap v0.4.1 [INFO] [stderr] Compiling libnghttp2-sys v0.1.3 [INFO] [stderr] Compiling curl-sys v0.4.30+curl-7.69.1 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling bzip2-sys v0.1.8+1.0.8 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Checking unic-locale-impl v0.4.0 [INFO] [stderr] Checking locale_config v0.2.3 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking unic-locale v0.4.2 [INFO] [stderr] Checking priority-queue v0.6.0 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.6 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Checking glfw v0.28.0 [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-325d34b27bea3000/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '8a5e87609850cdd8679aada01eb0f3062f254ca8' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8` [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")', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58:19 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5643a67b79f4 - backtrace::backtrace::libunwind::trace::h6e17b062984af3e8 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5643a67b79f4 - backtrace::backtrace::trace_unsynchronized::h8e8466cf6548b0a1 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5643a67b79f4 - std::sys_common::backtrace::_print_fmt::h8b68822dc1659286 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5643a67b79f4 - ::fmt::h88b6471123f77ef0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5643a67e381c - core::fmt::write::h94d2034151aba49c [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x5643a67b3db3 - std::io::Write::write_fmt::h6fc26f6b5b7be1bb [INFO] [stderr] at src/libstd/io/mod.rs:1504 [INFO] [stderr] 6: 0x5643a67ba1e5 - std::sys_common::backtrace::_print::hba484280b1d7576c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5643a67ba1e5 - std::sys_common::backtrace::print::h57e28f7caf9bd6c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5643a67ba1e5 - std::panicking::default_hook::{{closure}}::h32a487ca417fdc4e [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5643a67b9f22 - std::panicking::default_hook::hc39090d3c371f581 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x5643a67ba842 - std::panicking::rust_panic_with_hook::h7e4d6ca2da996f73 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x5643a67ba42b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x5643a67e1f61 - core::panicking::panic_fmt::h9f8010bf11fdc73e [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x5643a67e1d83 - core::option::expect_none_failed::h4676a8ccaed9d101 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x5643a60d8d75 - core::result::Result::expect::h924971619b9bf946 [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x5643a60d4ad3 - build_script_build::main::h24d0cedeb4d51a1d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58 [INFO] [stderr] 16: 0x5643a60d3cbb - std::rt::lang_start::{{closure}}::h6356db66fa11c15a [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5643a67bad58 - std::rt::lang_start_internal::{{closure}}::h44f983614a45c0ee [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5643a67bad58 - std::panicking::try::do_call::hc8977591a8cf0af7 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x5643a67bad58 - std::panicking::try::haa2790657feac5c7 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x5643a67bad58 - std::panic::catch_unwind::hb657324443ad5ddd [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x5643a67bad58 - std::rt::lang_start_internal::h1fc8fe15552816a9 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x5643a60d3c97 - std::rt::lang_start::h494b6f17cf821213 [INFO] [stderr] at /rustc/8a5e87609850cdd8679aada01eb0f3062f254ca8/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x5643a60d579a - main [INFO] [stderr] 24: 0x7f5607674b97 - __libc_start_main [INFO] [stderr] 25: 0x5643a60cf85a - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "e3dba1f0076e7a701e6d990efc9e8b37dcd80bf1c0e68bc85e0aa7dca97e590d"` [INFO] running `"docker" "rm" "-f" "e3dba1f0076e7a701e6d990efc9e8b37dcd80bf1c0e68bc85e0aa7dca97e590d"` [INFO] [stdout] e3dba1f0076e7a701e6d990efc9e8b37dcd80bf1c0e68bc85e0aa7dca97e590d