[INFO] fetching crate flutter-engine 0.3.5... [INFO] testing flutter-engine-0.3.5 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate flutter-engine 0.3.5 into /workspace/builds/worker-72/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.5 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-72/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d9ada1c7050a9f77e21262f0a3b0621769dd101ec1b7b652f5bf99336999b6fc [INFO] running `Command { std: "docker" "start" "-a" "d9ada1c7050a9f77e21262f0a3b0621769dd101ec1b7b652f5bf99336999b6fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d9ada1c7050a9f77e21262f0a3b0621769dd101ec1b7b652f5bf99336999b6fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9ada1c7050a9f77e21262f0a3b0621769dd101ec1b7b652f5bf99336999b6fc", kill_on_drop: false }` [INFO] [stdout] d9ada1c7050a9f77e21262f0a3b0621769dd101ec1b7b652f5bf99336999b6fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f642cb6b5e1b5eff9d11ee7d39ccbeccfbbf541a8cfa1ee4087acf31e0e7ace9 [INFO] running `Command { std: "docker" "start" "-a" "f642cb6b5e1b5eff9d11ee7d39ccbeccfbbf541a8cfa1ee4087acf31e0e7ace9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling curl v0.4.40 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling xml-rs v0.8.4 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unic-langid-impl v0.4.0 [INFO] [stderr] Compiling serde_json v1.0.71 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling indexmap v0.4.1 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling unic-locale-impl v0.4.0 [INFO] [stderr] Compiling priority-queue v0.6.0 [INFO] [stderr] Compiling semver v0.2.3 [INFO] [stderr] Compiling cmake v0.1.46 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling unic-locale v0.4.2 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling openssl-sys v0.9.71 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling libnghttp2-sys v0.1.7+1.45.0 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling curl-sys v0.4.50+curl-7.79.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling glfw-sys v3.3.4 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling locale_config v0.2.3 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling glfw v0.28.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling which v2.0.1 [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-f0c3809ba5307ab9/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '722e1797249a965b6335aebd65d777f917e498f1' [INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add` [INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py` [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: 0x55d3afcca3ac - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55d3afcca3ac - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d3afcca3ac - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d3afcca3ac - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d3afcefa8c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x55d3afcc61d5 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x55d3afccbcc0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d3afccbcc0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d3afccbcc0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x55d3afccb86b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x55d3afccc374 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x55d3afccbe50 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x55d3afcca864 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x55d3afccbdb9 - rust_begin_unwind [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x55d3af6b28b1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x55d3af6b29a3 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x55d3af6ba00e - core::result::Result::expect::h6a3d9253ac3d80de [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1255:23 [INFO] [stderr] 17: 0x55d3af6babfd - build_script_build::main::hf52443435e2bbf9b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58:19 [INFO] [stderr] 18: 0x55d3af6b5e4b - core::ops::function::FnOnce::call_once::h2808c74172643bd3 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55d3af6b633e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf7529b36d41332a3 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x55d3af6b5cb1 - std::rt::lang_start::{{closure}}::he66f1ba502edaac1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55d3afcc9bf1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55d3afcc9bf1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x55d3afcc9bf1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x55d3afcc9bf1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x55d3afcc9bf1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55d3afcc9bf1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x55d3afcc9bf1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x55d3afcc9bf1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x55d3afcc9bf1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55d3af6b5c80 - std::rt::lang_start::h775725c1fa864e3e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55d3af6bb86c - main [INFO] [stderr] 32: 0x7fe464e310b3 - __libc_start_main [INFO] [stderr] 33: 0x55d3af6b307e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "f642cb6b5e1b5eff9d11ee7d39ccbeccfbbf541a8cfa1ee4087acf31e0e7ace9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f642cb6b5e1b5eff9d11ee7d39ccbeccfbbf541a8cfa1ee4087acf31e0e7ace9", kill_on_drop: false }` [INFO] [stdout] f642cb6b5e1b5eff9d11ee7d39ccbeccfbbf541a8cfa1ee4087acf31e0e7ace9