[INFO] fetching crate flutter-engine-sys 0.3.5... [INFO] checking flutter-engine-sys-0.3.5 against beta for pr-78714 [INFO] extracting crate flutter-engine-sys 0.3.5 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate flutter-engine-sys 0.3.5 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate flutter-engine-sys 0.3.5 [INFO] finished tweaking crates.io crate flutter-engine-sys 0.3.5 [INFO] tweaked toml for crates.io crate flutter-engine-sys 0.3.5 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d44e1ada576abca287ad4a61b408884bee54fc6626131b47a00e709846715c63 [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" "d44e1ada576abca287ad4a61b408884bee54fc6626131b47a00e709846715c63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d44e1ada576abca287ad4a61b408884bee54fc6626131b47a00e709846715c63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d44e1ada576abca287ad4a61b408884bee54fc6626131b47a00e709846715c63", kill_on_drop: false }` [INFO] [stdout] d44e1ada576abca287ad4a61b408884bee54fc6626131b47a00e709846715c63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8526ec520e1b6c37044901ac053fa4c0b630ac0e4caae0a65cc6a33d582d2de2 [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" "8526ec520e1b6c37044901ac053fa4c0b630ac0e4caae0a65cc6a33d582d2de2", kill_on_drop: false }` [INFO] [stderr] Compiling podio v0.1.7 [INFO] [stderr] Compiling transformation-pipeline v0.1.0 [INFO] [stderr] Compiling libnghttp2-sys v0.1.4+1.41.0 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling curl-sys v0.4.38+curl-7.73.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling msdos_time v0.1.6 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling clang-sys v0.28.1 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling backtrace v0.3.54 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling flate2 v1.0.19 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling zip v0.2.8 [INFO] [stderr] Compiling unzip v0.1.0 [INFO] [stderr] Compiling bindgen v0.50.1 [INFO] [stderr] Compiling curl v0.4.34 [INFO] [stderr] Compiling flutter-download v0.3.5 [INFO] [stderr] Compiling flutter-engine-sys v0.3.5 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `flutter-engine-sys v0.3.5 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/flutter-engine-sys-8435aa69a688d231/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain 'beta-x86_64-unknown-linux-gnu' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain beta-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")', build.rs:58:41 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f7e9a72e80 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55f7e9a72e80 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f7e9a72e80 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55f7e9a72e80 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55f7e9a9829c - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55f7e9a6ed12 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55f7e9a7522d - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55f7e9a7522d - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55f7e9a7522d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55f7e9a74ed8 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55f7e9a75911 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55f7e9a754b9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55f7e9a7330c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55f7e9a75479 - rust_begin_unwind [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55f7e9a96891 - core::panicking::panic_fmt::h5b17d4a0e853d0f5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55f7e9a966b3 - core::option::expect_none_failed::hd08bf36cae411fff [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x55f7e93e299d - core::result::Result::expect::hd16cb1ac0cf62f4b [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/result.rs:933 [INFO] [stderr] 17: 0x55f7e93de416 - build_script_build::main::hbb78cb0e79ccab97 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:58 [INFO] [stderr] 18: 0x55f7e93dcccb - core::ops::function::FnOnce::call_once::h15d1d0fe25e18578 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55f7e93dcbce - std::sys_common::backtrace::__rust_begin_short_backtrace::h803f796010eaf634 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55f7e93dd841 - std::rt::lang_start::{{closure}}::h80040dd07740b0f8 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55f7e9a75e27 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55f7e9a75e27 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55f7e9a75e27 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55f7e9a75e27 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55f7e9a75e27 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55f7e93dd817 - std::rt::lang_start::h2089221ac580671f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55f7e93df12a - main [INFO] [stderr] 28: 0x7f98701a50b3 - __libc_start_main [INFO] [stderr] 29: 0x55f7e93d913e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "8526ec520e1b6c37044901ac053fa4c0b630ac0e4caae0a65cc6a33d582d2de2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8526ec520e1b6c37044901ac053fa4c0b630ac0e4caae0a65cc6a33d582d2de2", kill_on_drop: false }` [INFO] [stdout] 8526ec520e1b6c37044901ac053fa4c0b630ac0e4caae0a65cc6a33d582d2de2