[INFO] fetching crate flutter-engine-sys 0.3.5...
[INFO] checking flutter-engine-sys-0.3.5 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate flutter-engine-sys 0.3.5 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate flutter-engine-sys 0.3.5 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.50.1 (available: v0.70.1)
[INFO] [stderr]       Adding dirs v2.0.2 (available: v5.0.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flutter-download v0.3.5
[INFO] [stderr]   Downloaded transformation-pipeline v0.1.0
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded unzip v0.1.0
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded nom v4.2.3
[INFO] [stderr]   Downloaded bindgen v0.50.1
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.10+1.61.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5883cdc120de59bbee7155060acb8b7d153a51f1a0daf98d48dbe27603efc742
[INFO] running `Command { std: "docker" "start" "-a" "5883cdc120de59bbee7155060acb8b7d153a51f1a0daf98d48dbe27603efc742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5883cdc120de59bbee7155060acb8b7d153a51f1a0daf98d48dbe27603efc742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5883cdc120de59bbee7155060acb8b7d153a51f1a0daf98d48dbe27603efc742", kill_on_drop: false }`
[INFO] [stdout] 5883cdc120de59bbee7155060acb8b7d153a51f1a0daf98d48dbe27603efc742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 773f592b82bcec48e1cea7862875c20e784c56fc0472c502ba8dd0f922de46e0
[INFO] running `Command { std: "docker" "start" "-a" "773f592b82bcec48e1cea7862875c20e784c56fc0472c502ba8dd0f922de46e0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.10+1.61.0
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling curl-sys v0.4.77+curl-8.10.1
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling curl v0.4.47
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling miniz_oxide v0.8.0
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling transformation-pipeline v0.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling flate2 v1.0.34
[INFO] [stderr]    Compiling libz-sys v1.1.20
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling object v0.36.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling zip v0.2.8
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling unzip v0.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling flutter-download v0.3.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[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] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/flutter-engine-sys-0e0da6bb7f439e57/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the custom toolchain '3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777'.
[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 build.rs:58:41:
[INFO] [stderr]   Cannot get flutter engine version: InvalidFlutterRoot("output empty")
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57ef166f4ffa - std::backtrace_rs::backtrace::libunwind::trace::hc8717ea3ff88efc7
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x57ef166f4ffa - std::backtrace_rs::backtrace::trace_unsynchronized::h4cb12a240f50bc9d
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x57ef166f4ffa - std::sys::backtrace::_print_fmt::hfb8f4575e12be528
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x57ef166f4ffa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h7767b02c5430d02b
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x57ef1671d1d3 - core::fmt::rt::Argument::fmt::h8658c1a0a94d2676
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x57ef1671d1d3 - core::fmt::write::hd9cf23088539bf85
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/core/src/fmt/mod.rs:1190:21
[INFO] [stderr]      6:     0x57ef166f1a63 - std::io::Write::write_fmt::h516df85bf7181425
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/io/mod.rs:1839:15
[INFO] [stderr]      7:     0x57ef166f4e42 - std::sys::backtrace::BacktraceLock::print::h5907c3622e037863
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x57ef166f5e0c - std::panicking::default_hook::{{closure}}::h13cd352e0714d74b
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x57ef166f5c52 - std::panicking::default_hook::ha087b22e6b135389
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x57ef166f6447 - std::panicking::rust_panic_with_hook::ha12d21b564771d78
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x57ef166f62da - std::panicking::begin_panic_handler::{{closure}}::h29f91f01f78dfedc
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x57ef166f54d9 - std::sys::backtrace::__rust_end_short_backtrace::h1e39edc6648a642b
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x57ef166f5f6c - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x57ef1671b520 - core::panicking::panic_fmt::hea12f2402e677eaa
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/core/src/panicking.rs:75:14
[INFO] [stderr]     15:     0x57ef1671b9a6 - core::result::unwrap_failed::hb52ad530f4fe86dd
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/core/src/result.rs:1698:5
[INFO] [stderr]     16:     0x57ef161ea87c - core::result::Result<T,E>::expect::h399f049a364b3b90
[INFO] [stderr]     17:     0x57ef161ed82c - build_script_build::main::hdc4cf7c6acc14152
[INFO] [stderr]     18:     0x57ef161ea313 - core::ops::function::FnOnce::call_once::h4f0127c6f0c4ae68
[INFO] [stderr]     19:     0x57ef161e7416 - std::sys::backtrace::__rust_begin_short_backtrace::h17318bf5ba696539
[INFO] [stderr]     20:     0x57ef161e73f9 - std::rt::lang_start::{{closure}}::h7b533106dc98f89a
[INFO] [stderr]     21:     0x57ef166ecb67 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdcc69c5250d896c3
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x57ef166ecb67 - std::panicking::try::do_call::h8e74087e18c529fb
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:557:40
[INFO] [stderr]     23:     0x57ef166ecb67 - std::panicking::try::hafe5958fa1de7ce5
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:520:19
[INFO] [stderr]     24:     0x57ef166ecb67 - std::panic::catch_unwind::he7dd6e3079677b88
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panic.rs:358:14
[INFO] [stderr]     25:     0x57ef166ecb67 - std::rt::lang_start_internal::{{closure}}::h3deb900feda3337f
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/rt.rs:174:48
[INFO] [stderr]     26:     0x57ef166ecb67 - std::panicking::try::do_call::h320a9b5b747cda95
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:557:40
[INFO] [stderr]     27:     0x57ef166ecb67 - std::panicking::try::h91bf02fd4fee4183
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panicking.rs:520:19
[INFO] [stderr]     28:     0x57ef166ecb67 - std::panic::catch_unwind::h19dd28683f4d8ff7
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/panic.rs:358:14
[INFO] [stderr]     29:     0x57ef166ecb67 - std::rt::lang_start_internal::h02315d8cca736b32
[INFO] [stderr]                                  at /rustc/3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777/library/std/src/rt.rs:174:20
[INFO] [stderr]     30:     0x57ef161e73d7 - std::rt::lang_start::hb6cbcd97e4726aa3
[INFO] [stderr]     31:     0x57ef161ee4c5 - main
[INFO] [stderr]     32:     0x7ea096739d90 - <unknown>
[INFO] [stderr]     33:     0x7ea096739e40 - __libc_start_main
[INFO] [stderr]     34:     0x57ef161e6cf5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "773f592b82bcec48e1cea7862875c20e784c56fc0472c502ba8dd0f922de46e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773f592b82bcec48e1cea7862875c20e784c56fc0472c502ba8dd0f922de46e0", kill_on_drop: false }`
[INFO] [stdout] 773f592b82bcec48e1cea7862875c20e784c56fc0472c502ba8dd0f922de46e0
