[INFO] fetching crate flutter-plugins 0.3.5... [INFO] testing flutter-plugins-0.3.5 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate flutter-plugins 0.3.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate flutter-plugins 0.3.5 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded msdos_time v0.1.6 [INFO] [stderr] Downloaded semver v0.2.3 [INFO] [stderr] Downloaded transformation-pipeline v0.1.0 [INFO] [stderr] Downloaded podio v0.1.7 [INFO] [stderr] Downloaded zip v0.2.8 [INFO] [stderr] Downloaded locale_config v0.2.3 [INFO] [stderr] Downloaded tinyfiledialogs v3.3.10 [INFO] [stderr] Downloaded unzip v0.1.0 [INFO] [stderr] Downloaded indexmap v0.4.1 [INFO] [stderr] Downloaded flutter-download v0.3.5 [INFO] [stderr] Downloaded libnghttp2-sys v0.1.5+1.42.0 [INFO] [stderr] Downloaded unic-locale-impl v0.4.0 [INFO] [stderr] Downloaded glfw v0.28.0 [INFO] [stderr] Downloaded unic-langid-impl v0.4.0 [INFO] [stderr] Downloaded unic-locale v0.4.2 [INFO] [stderr] Downloaded flutter-engine-sys v0.3.5 [INFO] [stderr] Downloaded flutter-engine v0.3.5 [INFO] [stderr] Downloaded priority-queue v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9c266759453b4e82550ff8fd79dda90f8fe5480dce8558cc5c59feb6af1f0f9 [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" "e9c266759453b4e82550ff8fd79dda90f8fe5480dce8558cc5c59feb6af1f0f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9c266759453b4e82550ff8fd79dda90f8fe5480dce8558cc5c59feb6af1f0f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9c266759453b4e82550ff8fd79dda90f8fe5480dce8558cc5c59feb6af1f0f9", kill_on_drop: false }` [INFO] [stdout] e9c266759453b4e82550ff8fd79dda90f8fe5480dce8558cc5c59feb6af1f0f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e560b954cac6c722306c22b66dabc0ad1e58005c1abb02effa07865b6632f534 [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" "e560b954cac6c722306c22b66dabc0ad1e58005c1abb02effa07865b6632f534", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling curl v0.4.34 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling unic-langid-impl v0.4.0 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling indexmap v0.4.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling libnghttp2-sys v0.1.5+1.42.0 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.39+curl-7.74.0 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling tinyfiledialogs v3.3.10 [INFO] [stderr] Compiling clang-sys v0.28.1 [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 nom v4.2.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling unic-locale v0.4.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling glfw-sys v3.3.2 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling locale_config v0.2.3 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling flate2 v1.0.19 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling cexpr v0.3.6 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling glfw v0.28.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling flutter-engine-sys v0.3.5 [INFO] [stderr] Compiling serde_json v1.0.61 [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-aab6310670797fd1/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-2021-01-01-x86_64-unknown-linux-gnu' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-2021-01-01-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: 0x562854f61287 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x562854f61287 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x562854f61287 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562854f61287 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562854f8436c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x562854f5d122 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x562854f633c5 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x562854f633c5 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x562854f633c5 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x562854f62f1a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x562854f63b61 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x562854f636a7 - std::panicking::begin_panic_handler::{{closure}}::hf3e83396e085962e [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x562854f6174c - std::sys_common::backtrace::__rust_end_short_backtrace::hac151ac4c1e3252d [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x562854f63609 - rust_begin_unwind [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x562854f82a41 - core::panicking::panic_fmt::hf6d8a92b065b8f97 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562854f82863 - core::option::expect_none_failed::ha72f299eca314ad7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x5628548e46ad - core::result::Result::expect::hecd67519cdeb9e47 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/result.rs:933:23 [INFO] [stderr] 17: 0x5628548e017c - build_script_build::main::hbd83d5be1b8d925c [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: 0x5628548de61b - core::ops::function::FnOnce::call_once::hd69b4591528db338 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5628548de34e - std::sys_common::backtrace::__rust_begin_short_backtrace::h081e095bf0a83558 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5628548df611 - std::rt::lang_start::{{closure}}::h432c38929c866f8e [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x562854f64077 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x562854f64077 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x562854f64077 - std::panicking::try::ha7167c079f243e71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x562854f64077 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x562854f64077 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5628548df5e7 - std::rt::lang_start::he48075a5e27aa22e [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5628548e0e8a - main [INFO] [stderr] 28: 0x7fa30bb9e0b3 - __libc_start_main [INFO] [stderr] 29: 0x5628548db12e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "e560b954cac6c722306c22b66dabc0ad1e58005c1abb02effa07865b6632f534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e560b954cac6c722306c22b66dabc0ad1e58005c1abb02effa07865b6632f534", kill_on_drop: false }` [INFO] [stdout] e560b954cac6c722306c22b66dabc0ad1e58005c1abb02effa07865b6632f534