[INFO] fetching crate wolfengine 3.0.2...
[INFO] documenting wolfengine-3.0.2 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate wolfengine 3.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wolfengine 3.0.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wolfengine 3.0.2
[INFO] finished tweaking crates.io crate wolfengine 3.0.2
[INFO] tweaked toml for crates.io crate wolfengine 3.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_traitobject v0.2.8
[INFO] [stderr]   Downloaded sysinfo v0.23.13
[INFO] [stderr]   Downloaded wasm-mt v0.1.3
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[INFO] [stderr]   Downloaded procinfo v0.4.2
[INFO] [stderr]   Downloaded async-raft v0.6.1
[INFO] [stderr]   Downloaded rhai v1.16.3
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded may v0.3.42
[INFO] [stderr]   Downloaded core_affinity v0.8.1
[INFO] [stderr]   Downloaded metatype v0.2.1
[INFO] [stderr]   Downloaded build_id v0.2.1
[INFO] [stderr]   Downloaded serde_closure v0.3.3
[INFO] [stderr]   Downloaded relative v0.2.2
[INFO] [stderr]   Downloaded signals2 v0.3.3
[INFO] [stderr]   Downloaded memstore v0.2.0
[INFO] [stderr]   Downloaded may_queue v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f970286547028784f01105d9e5cfe30dc64669b1579df46f14169a217e8426be
[INFO] running `Command { std: "docker" "start" "-a" "f970286547028784f01105d9e5cfe30dc64669b1579df46f14169a217e8426be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f970286547028784f01105d9e5cfe30dc64669b1579df46f14169a217e8426be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f970286547028784f01105d9e5cfe30dc64669b1579df46f14169a217e8426be", kill_on_drop: false }`
[INFO] [stdout] f970286547028784f01105d9e5cfe30dc64669b1579df46f14169a217e8426be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07d47b49f84999f6a457844c99ae458a088d104ab27df32618388ce80f2aed4
[INFO] running `Command { std: "docker" "start" "-a" "e07d47b49f84999f6a457844c99ae458a088d104ab27df32618388ce80f2aed4", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.11.2
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[INFO] [stderr]     Checking rustls-pemfile v0.3.0
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[INFO] [stderr]     Checking mimalloc v0.1.39
[INFO] [stderr]    Compiling prost v0.10.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]    Compiling prost-types v0.10.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling rhai_codegen v1.6.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]    Compiling tonic-build v0.7.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking naga v0.8.5
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]     Checking rhai v1.16.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling wolfengine v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `wolfengine v3.0.2 (/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/wolfengine-cb3807efbca8aedb/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:53:64:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: "protoc failed: raft.proto: This file contains proto3 optional fields, but --experimental_allow_proto3_optional was not set.\n" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55d396c7d8fc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x55d396c7d8fc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55d396c7d8fc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55d396c7d8fc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x55d396ca2c90 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x55d396ca2c90 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x55d396c7b61f - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x55d396c7d6e4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x55d396c7d6e4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x55d396c7ebf7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x55d396c7e95f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x55d396c7f078 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x55d396c7ef5e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x55d396c7ddc6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stderr]     14:     0x55d396c7ecc2 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x55d39695ef95 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x55d39695f523 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stderr]     17:     0x55d396968eeb - core::result::Result<T,E>::unwrap::h16eaf002fd0dd009
[INFO] [stderr]     18:     0x55d396977b1a - build_script_build::compile_protos_from_dirs::hf95e91384347f3de
[INFO] [stderr]     19:     0x55d39697783e - build_script_build::main::ha70fa7c04bbe11f0
[INFO] [stderr]     20:     0x55d3969739d3 - core::ops::function::FnOnce::call_once::h2546b91457f3fcbb
[INFO] [stderr]     21:     0x55d396973246 - std::sys_common::backtrace::__rust_begin_short_backtrace::h08852256270dcad2
[INFO] [stderr]     22:     0x55d396973299 - std::rt::lang_start::{{closure}}::h0ed78939d475128b
[INFO] [stderr]     23:     0x55d396c773c7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55d396c773c7 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x55d396c773c7 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x55d396c773c7 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x55d396c773c7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x55d396c773c7 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x55d396c773c7 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x55d396c773c7 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x55d396c773c7 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x55d396973277 - std::rt::lang_start::hf717599d8170abc3
[INFO] [stderr]     33:     0x55d396977b85 - main
[INFO] [stderr]     34:     0x7f0a4ef9bd90 - <unknown>
[INFO] [stderr]     35:     0x7f0a4ef9be40 - __libc_start_main
[INFO] [stderr]     36:     0x55d39695f825 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e07d47b49f84999f6a457844c99ae458a088d104ab27df32618388ce80f2aed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07d47b49f84999f6a457844c99ae458a088d104ab27df32618388ce80f2aed4", kill_on_drop: false }`
[INFO] [stdout] e07d47b49f84999f6a457844c99ae458a088d104ab27df32618388ce80f2aed4
