[INFO] fetching crate flutter-plugins 0.3.5... [INFO] testing flutter-plugins-0.3.5 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate flutter-plugins 0.3.5 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate flutter-plugins 0.3.5 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate flutter-plugins 0.3.5 [INFO] finished tweaking crates.io crate flutter-plugins 0.3.5 [INFO] tweaked toml for crates.io crate flutter-plugins 0.3.5 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tinyfiledialogs v3.3.10 [INFO] [stderr] Downloaded flutter-download v0.3.5 [INFO] [stderr] Downloaded flutter-engine-sys v0.3.5 [INFO] [stderr] Downloaded flutter-engine v0.3.5 [INFO] [stderr] Downloaded unic-locale-impl v0.4.0 [INFO] [stderr] Downloaded glfw v0.28.0 [INFO] [stderr] Downloaded unic-locale v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acf96a8a72f517a6ebd996440ab41d5e22423df08229c14591e497b395842b72 [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" "acf96a8a72f517a6ebd996440ab41d5e22423df08229c14591e497b395842b72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acf96a8a72f517a6ebd996440ab41d5e22423df08229c14591e497b395842b72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acf96a8a72f517a6ebd996440ab41d5e22423df08229c14591e497b395842b72", kill_on_drop: false }` [INFO] [stdout] acf96a8a72f517a6ebd996440ab41d5e22423df08229c14591e497b395842b72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 754db4638d716ada16e8b5f7fb56e4a00c1e4b3f593211e671df6c5b7f726ae3 [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" "754db4638d716ada16e8b5f7fb56e4a00c1e4b3f593211e671df6c5b7f726ae3", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling curl v0.4.31 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling unic-langid-impl v0.4.0 [INFO] [stderr] Compiling indexmap v0.4.1 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling cmake v0.1.44 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling unic-locale-impl v0.4.0 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling semver v0.2.3 [INFO] [stderr] Compiling priority-queue v0.6.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling unic-locale v0.4.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.33+curl-7.71.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling tinyfiledialogs v3.3.10 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling locale_config v0.2.3 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling glfw v0.28.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling serde v1.0.114 [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-3ae737710a2cb66a/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '03a1ea71b075ab964b5278bc6e74cd6c52c36ee0' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0` [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: 0x55bc86fd20b5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55bc86fd20b5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55bc86fd20b5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55bc86fd20b5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55bc86ffcf2c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55bc86fce342 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x55bc86fd4730 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55bc86fd4730 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55bc86fd4730 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55bc86fd447c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55bc86fd4d73 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55bc86fd496b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x55bc86ffb5e1 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55bc86ffb403 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x55bc869563fd - core::result::Result::expect::h0e491313f1a281e2 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/result.rs:963 [INFO] [stderr] 15: 0x55bc869520e6 - build_script_build::main::hb4d3a5c054c8e905 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/flutter-engine-sys-0.3.5/build.rs:58 [INFO] [stderr] 16: 0x55bc8695153b - std::rt::lang_start::{{closure}}::hb49c04d846db40af [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55bc86fd5213 - std::rt::lang_start_internal::{{closure}}::h155f3093add35bce [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55bc86fd5213 - std::panicking::try::do_call::h45f1f66ee6b987d6 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 19: 0x55bc86fd5213 - std::panicking::try::h0924dfb942cef7e3 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 20: 0x55bc86fd5213 - std::panic::catch_unwind::h883180846c5b53fa [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55bc86fd5213 - std::rt::lang_start_internal::he9284d43a52786c5 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55bc86951517 - std::rt::lang_start::h31c409449912e336 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55bc86952dba - main [INFO] [stderr] 24: 0x7f7fa35b60b3 - __libc_start_main [INFO] [stderr] 25: 0x55bc8694d1ae - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "754db4638d716ada16e8b5f7fb56e4a00c1e4b3f593211e671df6c5b7f726ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "754db4638d716ada16e8b5f7fb56e4a00c1e4b3f593211e671df6c5b7f726ae3", kill_on_drop: false }` [INFO] [stdout] 754db4638d716ada16e8b5f7fb56e4a00c1e4b3f593211e671df6c5b7f726ae3