[INFO] fetching crate flutter-engine 0.3.5... [INFO] checking flutter-engine-0.3.5 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] extracting crate flutter-engine 0.3.5 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate flutter-engine 0.3.5 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c25d2accd0e762b7094f03cf956d246482cb4725bb2779bb23912364918cbe1 [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" "2c25d2accd0e762b7094f03cf956d246482cb4725bb2779bb23912364918cbe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c25d2accd0e762b7094f03cf956d246482cb4725bb2779bb23912364918cbe1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c25d2accd0e762b7094f03cf956d246482cb4725bb2779bb23912364918cbe1", kill_on_drop: false }` [INFO] [stdout] 2c25d2accd0e762b7094f03cf956d246482cb4725bb2779bb23912364918cbe1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79847f18aa13e889b1bccb1af036012137280ec49efc8c87eed880ec87cb1f6a [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" "79847f18aa13e889b1bccb1af036012137280ec49efc8c87eed880ec87cb1f6a", kill_on_drop: false }` [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling object v0.23.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling curl v0.4.35 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling regex-syntax v0.6.23 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Checking unic-langid-impl v0.4.0 [INFO] [stderr] Checking indexmap v0.4.1 [INFO] [stderr] Checking itoa v0.4.7 [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 memoffset v0.5.6 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling libnghttp2-sys v0.1.6+1.43.0 [INFO] [stderr] Compiling openssl-sys v0.9.61 [INFO] [stderr] Compiling bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.41+curl-7.75.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking semver v0.2.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Checking unic-locale-impl v0.4.0 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Checking priority-queue v0.6.0 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking unic-locale v0.4.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Compiling flate2 v1.0.20 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling addr2line v0.14.1 [INFO] [stderr] Compiling regex v1.4.5 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.56 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking locale_config v0.2.3 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking glfw v0.28.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking serde v1.0.125 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling flutter-engine-sys v0.3.5 [INFO] [stderr] Checking serde_json v1.0.64 [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-a1c0f3999145383f/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '3aedcf06b73fc36feeebca3d579e1d2a6c40acc5' [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: 0x5639213f9f20 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5639213f9f20 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5639213f9f20 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5639213f9f20 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56392141bdbf - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5639213f67a5 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x5639213fbf9b - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5639213fbf9b - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5639213fbf9b - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5639213fba63 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5639213fc54d - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5639213fc147 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5639213fa3dc - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5639213fc0a9 - rust_begin_unwind [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x563920de1981 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x563920de1a73 - core::result::unwrap_failed::hbee7d9f7831678f0 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x563920deb200 - core::result::Result::expect::hfaa4f984cd77e39d [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/result.rs:997:23 [INFO] [stderr] 17: 0x563920de5431 - build_script_build::main::hf5a261ffff4d6481 [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: 0x563920de663b - core::ops::function::FnOnce::call_once::h836641bdcdb716b5 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x563920de618e - std::sys_common::backtrace::__rust_begin_short_backtrace::h51e989021f011cbe [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x563920de7391 - std::rt::lang_start::{{closure}}::h07cf5a8ceae261e2 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5639213fca4a - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5639213fca4a - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5639213fca4a - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5639213fca4a - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x5639213fca4a - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x563920de7370 - std::rt::lang_start::hcefa196191538f6c [INFO] [stderr] at /rustc/3aedcf06b73fc36feeebca3d579e1d2a6c40acc5/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x563920de617c - main [INFO] [stderr] 28: 0x7ff2e65b00b3 - __libc_start_main [INFO] [stderr] 29: 0x563920de214e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "79847f18aa13e889b1bccb1af036012137280ec49efc8c87eed880ec87cb1f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79847f18aa13e889b1bccb1af036012137280ec49efc8c87eed880ec87cb1f6a", kill_on_drop: false }` [INFO] [stdout] 79847f18aa13e889b1bccb1af036012137280ec49efc8c87eed880ec87cb1f6a