[INFO] crate flutter-engine 0.3.5 is already in cache [INFO] checking flutter-engine-0.3.5 against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963 [INFO] extracting crate flutter-engine 0.3.5 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.5 on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952 [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "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-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "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] e0490e18dcc4295aaaa7b18bbe675ca722932893c04b7ba47d34244e0f900b32 [INFO] running `"docker" "start" "-a" "e0490e18dcc4295aaaa7b18bbe675ca722932893c04b7ba47d34244e0f900b32"` [INFO] [stderr] Compiling curl v0.4.25 [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Checking unic-langid-impl v0.4.0 [INFO] [stderr] Compiling libnghttp2-sys v0.1.2 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling curl-sys v0.4.24 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Checking priority-queue v0.6.0 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling glfw-sys v3.3.0 [INFO] [stderr] Compiling num-iter v0.1.39 [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 libz-sys v1.0.25 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Checking locale_config v0.2.3 [INFO] [stderr] Checking num-bigint v0.2.3 [INFO] [stderr] Checking unic-locale-impl v0.4.0 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Checking unic-locale v0.4.2 [INFO] [stderr] Compiling gl_generator v0.10.0 [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 num-rational v0.2.2 [INFO] [stderr] Checking num v0.2.0 [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-0b7a02e9e96074da/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '7cb06892a23b4da510686618c8730f0b2e8bd952' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952` [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:1189:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555d40acc264 - backtrace::backtrace::libunwind::trace::hdb81db0bd6831d04 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x555d40acc264 - backtrace::backtrace::trace_unsynchronized::h38672f8e088162ec [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555d40acc264 - std::sys_common::backtrace::_print_fmt::h3477885c1cf600bf [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x555d40acc264 - ::fmt::h1b1db80893bb1d47 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x555d40af21cc - core::fmt::write::hb45c0f2659d06ea0 [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x555d40ac8817 - std::io::Write::write_fmt::h69aed8c2f069f95a [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x555d40ace3be - std::sys_common::backtrace::_print::h7994adb630479b56 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x555d40ace3be - std::sys_common::backtrace::print::h3b61bc008bfbd441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x555d40ace3be - std::panicking::default_hook::{{closure}}::h3fe670170d668cf0 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x555d40ace0b1 - std::panicking::default_hook::h3b06cb1df08e0592 [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x555d40acea9b - std::panicking::rust_panic_with_hook::h1d228350fd59b915 [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x555d40ace64e - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:375 [INFO] [stderr] 12: 0x555d40aeecce - core::panicking::panic_fmt::h859a658f321e3538 [INFO] [stderr] at src/libcore/panicking.rs:82 [INFO] [stderr] 13: 0x555d40aeedc7 - core::result::unwrap_failed::h2115f970ea0a48ba [INFO] [stderr] at src/libcore/result.rs:1189 [INFO] [stderr] 14: 0x555d40384142 - core::result::Result::expect::hb6fb524a93b4760e [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libcore/result.rs:984 [INFO] [stderr] 15: 0x555d4038175b - build_script_build::main::hd3c62056bd86e633 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58 [INFO] [stderr] 16: 0x555d4037f840 - std::rt::lang_start::{{closure}}::h6874092185c89f09 [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x555d40ace4e3 - std::rt::lang_start_internal::{{closure}}::h1784eb06fa376c84 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x555d40ace4e3 - std::panicking::try::do_call::hc1b239edbaea435b [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 19: 0x555d40ad716a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:78 [INFO] [stderr] 20: 0x555d40aceff0 - std::panicking::try::h3488fc3f1d3c9eea [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 21: 0x555d40aceff0 - std::panic::catch_unwind::h2a34869edc5a61ae [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x555d40aceff0 - std::rt::lang_start_internal::h0cda2cb9c4b6b0f8 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x555d4037f819 - std::rt::lang_start::he2066616ee0a677b [INFO] [stderr] at /rustc/7cb06892a23b4da510686618c8730f0b2e8bd952/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x555d4038237a - main [INFO] [stderr] 25: 0x7f6ccdff3b97 - __libc_start_main [INFO] [stderr] 26: 0x555d4037afda - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "e0490e18dcc4295aaaa7b18bbe675ca722932893c04b7ba47d34244e0f900b32"` [INFO] running `"docker" "rm" "-f" "e0490e18dcc4295aaaa7b18bbe675ca722932893c04b7ba47d34244e0f900b32"` [INFO] [stdout] e0490e18dcc4295aaaa7b18bbe675ca722932893c04b7ba47d34244e0f900b32