[INFO] fetching crate flutter-engine 0.3.5... [INFO] documenting flutter-engine-0.3.5 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate flutter-engine 0.3.5 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.5 on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8e36741b961a3e093a2e7bf206844958da23f6907eb48605362c4edc83f789f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c8e36741b961a3e093a2e7bf206844958da23f6907eb48605362c4edc83f789f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8e36741b961a3e093a2e7bf206844958da23f6907eb48605362c4edc83f789f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8e36741b961a3e093a2e7bf206844958da23f6907eb48605362c4edc83f789f", kill_on_drop: false }` [INFO] [stdout] c8e36741b961a3e093a2e7bf206844958da23f6907eb48605362c4edc83f789f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1381f9277d6fb4b0a4ff15e874ab2582f7446c19db734635e7db6369c274052c [INFO] running `Command { std: "docker" "start" "-a" "1381f9277d6fb4b0a4ff15e874ab2582f7446c19db734635e7db6369c274052c", kill_on_drop: false }` [INFO] [stderr] Compiling curl v0.4.33 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Checking unic-langid-impl v0.4.0 [INFO] [stderr] Checking indexmap v0.4.1 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.36+curl-7.71.1 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Compiling libz-sys v1.1.1 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking unic-locale-impl v0.4.0 [INFO] [stderr] Compiling flate2 v1.0.17 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Checking priority-queue v0.6.0 [INFO] [stderr] Checking locale_config v0.2.3 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Checking unic-locale v0.4.2 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling unzip v0.1.0 [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-ea74bc158460c467/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '1.46.0-x86_64-unknown-linux-gnu' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 1.46.0-x86_64-unknown-linux-gnu` [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:58:41 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e0403ac145 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55e0403ac145 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e0403ac145 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55e0403ac145 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55e0403d6fac - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55e0403a83d2 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55e0403ae7c0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55e0403ae7c0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e0403ae7c0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55e0403ae50c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55e0403aee03 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55e0403ae9fb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x55e0403d5661 - core::panicking::panic_fmt::h09c929f06bb87c98 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55e0403d5483 - core::option::expect_none_failed::h188f17af6c9f404b [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x55e03fd303fd - core::result::Result::expect::h3220dd350300221c [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x55e03fd2c0e6 - build_script_build::main::hc2c9c7620d06ac32 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58 [INFO] [stderr] 16: 0x55e03fd2b54b - std::rt::lang_start::{{closure}}::hdca7009c460030a1 [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55e0403af2a3 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55e0403af2a3 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x55e0403af2a3 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x55e0403af2a3 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55e0403af2a3 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55e03fd2b527 - std::rt::lang_start::hb909007dfe4b712f [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55e03fd2cdba - main [INFO] [stderr] 24: 0x7f35684e70b3 - __libc_start_main [INFO] [stderr] 25: 0x55e03fd271ae - _start [INFO] [stderr] 26: 0x0 - [INFO] running `Command { std: "docker" "inspect" "1381f9277d6fb4b0a4ff15e874ab2582f7446c19db734635e7db6369c274052c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1381f9277d6fb4b0a4ff15e874ab2582f7446c19db734635e7db6369c274052c", kill_on_drop: false }` [INFO] [stdout] 1381f9277d6fb4b0a4ff15e874ab2582f7446c19db734635e7db6369c274052c