[INFO] crate flutter-engine-sys 0.3.5 is already in cache [INFO] checking flutter-engine-sys-0.3.5 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872 [INFO] extracting crate flutter-engine-sys 0.3.5 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate flutter-engine-sys 0.3.5 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate flutter-engine-sys 0.3.5 [INFO] finished tweaking crates.io crate flutter-engine-sys 0.3.5 [INFO] tweaked toml for crates.io crate flutter-engine-sys 0.3.5 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] 0ce1922e423de7e20b3cc4a42c1620960d6248a1fc6e51ffc969437fb37befa6 [INFO] running `"docker" "start" "-a" "0ce1922e423de7e20b3cc4a42c1620960d6248a1fc6e51ffc969437fb37befa6"` [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling bzip2-sys v0.1.8+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.30+curl-7.69.1 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling libnghttp2-sys v0.1.3 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling curl v0.4.28 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling flutter-engine-sys v0.3.5 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `flutter-engine-sys v0.3.5 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/flutter-engine-sys-f15c0fd1854472c8/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257` [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")', build.rs:58:19 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56128132e744 - backtrace::backtrace::libunwind::trace::hcdd38e03c5c0ae1d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x56128132e744 - backtrace::backtrace::trace_unsynchronized::he5bd7c616dadfd7d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56128132e744 - std::sys_common::backtrace::_print_fmt::h5c76d4ca71f55821 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56128132e744 - ::fmt::h2c8c63d62d7bea1c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56128135a58c - core::fmt::write::h97d981a565c87982 [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x56128132ab03 - std::io::Write::write_fmt::h76b54795ca4d1941 [INFO] [stderr] at src/libstd/io/mod.rs:1439 [INFO] [stderr] 6: 0x561281330f35 - std::sys_common::backtrace::_print::h93fb2909159290d7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x561281330f35 - std::sys_common::backtrace::print::ha755c3134746c2d0 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x561281330f35 - std::panicking::default_hook::{{closure}}::h3a7ab24b109d5437 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x561281330c72 - std::panicking::default_hook::h2aa3c18a39936382 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x561281331592 - std::panicking::rust_panic_with_hook::h5035e60b675c5c99 [INFO] [stderr] at src/libstd/panicking.rs:511 [INFO] [stderr] 11: 0x56128133117b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 12: 0x561281358cd1 - core::panicking::panic_fmt::h7fe09dc6d8aa54c4 [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 13: 0x561281358af3 - core::option::expect_none_failed::h294957c8cca982d9 [INFO] [stderr] at src/libcore/option.rs:1268 [INFO] [stderr] 14: 0x561280c50d95 - core::result::Result::expect::ha1cafb62568a86d8 [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x561280c4d6b3 - build_script_build::main::h5cd28b6f1305430c [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58 [INFO] [stderr] 16: 0x561280c4bf0b - std::rt::lang_start::{{closure}}::hd3e228bcdb2eb7e4 [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x561281331aa8 - std::rt::lang_start_internal::{{closure}}::h749f73f80f2a20f1 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x561281331aa8 - std::panicking::try::do_call::h34ae69cab909f7d2 [INFO] [stderr] at src/libstd/panicking.rs:331 [INFO] [stderr] 19: 0x561281331aa8 - std::panicking::try::he6d9ae6f665ea78e [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x561281331aa8 - std::panic::catch_unwind::hb821659e1ed61148 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x561281331aa8 - std::rt::lang_start_internal::hc7231d8ca9ca0aea [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x561280c4bee7 - std::rt::lang_start::h7e441306219e7105 [INFO] [stderr] at /rustc/6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x561280c4e37a - main [INFO] [stderr] 24: 0x7f81929b9b97 - __libc_start_main [INFO] [stderr] 25: 0x561280c485ca - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "0ce1922e423de7e20b3cc4a42c1620960d6248a1fc6e51ffc969437fb37befa6"` [INFO] running `"docker" "rm" "-f" "0ce1922e423de7e20b3cc4a42c1620960d6248a1fc6e51ffc969437fb37befa6"` [INFO] [stdout] 0ce1922e423de7e20b3cc4a42c1620960d6248a1fc6e51ffc969437fb37befa6