[INFO] cloning repository https://github.com/hobofan/yew_webview_bridge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hobofan/yew_webview_bridge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fyew_webview_bridge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fyew_webview_bridge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 309734ae7ed4108e5c1514db4aabfb9628233806
[INFO] checking hobofan/yew_webview_bridge/309734ae7ed4108e5c1514db4aabfb9628233806 against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhobofan%2Fyew_webview_bridge" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hobofan/yew_webview_bridge on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hobofan/yew_webview_bridge
[INFO] finished tweaking git repo https://github.com/hobofan/yew_webview_bridge
[INFO] tweaked toml for git repo https://github.com/hobofan/yew_webview_bridge written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding dashmap v3.11.10 (available: v6.1.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.1)
[INFO] [stderr]       Adding web-view v0.6.3 (available: v0.7.3)
[INFO] [stderr]       Adding yew v0.17.4 (available: v0.21.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yew-macro v0.17.0
[INFO] [stderr]   Downloaded tinyfiledialogs v3.9.1
[INFO] [stderr]   Downloaded yew v0.17.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9eeda0fbc45fb496db0cb388d0b02f9629c9950e3f1dadddb1db8c61ed12908
[INFO] running `Command { std: "docker" "start" "-a" "a9eeda0fbc45fb496db0cb388d0b02f9629c9950e3f1dadddb1db8c61ed12908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9eeda0fbc45fb496db0cb388d0b02f9629c9950e3f1dadddb1db8c61ed12908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9eeda0fbc45fb496db0cb388d0b02f9629c9950e3f1dadddb1db8c61ed12908", kill_on_drop: false }`
[INFO] [stdout] a9eeda0fbc45fb496db0cb388d0b02f9629c9950e3f1dadddb1db8c61ed12908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27108e2f5c57b988ba2d76b61d1ef5447bce089628afa394f6dad8171b47a383
[INFO] running `Command { std: "docker" "start" "-a" "27108e2f5c57b988ba2d76b61d1ef5447bce089628afa394f6dad8171b47a383", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling yew_webview_bridge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr] error: failed to run custom build command for `yew_webview_bridge v0.1.0 (/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/yew_webview_bridge-2303508d3915bb61/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' panicked at build.rs:5:9:
[INFO] [stderr]   yew-webview-bridge requires selecting either the `frontend` or `backend` cargo feature
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5d4010a9c7f2 - std::backtrace_rs::backtrace::libunwind::trace::hd14a24173f46cb58
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5d4010a9c7f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hf98b0ae37bedcba9
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5d4010a9c7f2 - std::sys::backtrace::_print_fmt::h1ffbdcae7507ab6e
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d4010a9c7f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h0f9940e400100849
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d4010ab8123 - core::fmt::rt::Argument::fmt::he37722bdc5ac2233
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5d4010ab8123 - core::fmt::write::h9f621fbfd70455b0
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/core/src/fmt/mod.rs:1460:25
[INFO] [stderr]      6:     0x5d4010a9a503 - std::io::default_write_fmt::ha776a7601ac5725f
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5d4010a9a503 - std::io::Write::write_fmt::h301b1254ea583ba7
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5d4010a9c642 - std::sys::backtrace::BacktraceLock::print::hcad7af9fd5710633
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5d4010a9d6c2 - std::panicking::default_hook::{{closure}}::h6d805c2f8461223d
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:300:27
[INFO] [stderr]     10:     0x5d4010a9d4c5 - std::panicking::default_hook::hb3c5c6b67b95c6ca
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:327:9
[INFO] [stderr]     11:     0x5d4010a9e092 - std::panicking::rust_panic_with_hook::h05d9a09301dada93
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:833:13
[INFO] [stderr]     12:     0x5d4010a9df6c - std::panicking::begin_panic::{{closure}}::haf51748971e31893
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:770:9
[INFO] [stderr]     13:     0x5d4010a9cce9 - std::sys::backtrace::__rust_end_short_backtrace::h0780f457435aec5c
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]     14:     0x5d4010a9de82 - std::panicking::begin_panic::h428992083a03b73a
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:769:5
[INFO] [stderr]     15:     0x5d4010a7be5e - build_script_build::main::h6313bc5f3c4935a8
[INFO] [stderr]     16:     0x5d4010a7be23 - core::ops::function::FnOnce::call_once::hd858ab1065e284c2
[INFO] [stderr]     17:     0x5d4010a7bdc6 - std::sys::backtrace::__rust_begin_short_backtrace::h066b9637f88adf6f
[INFO] [stderr]     18:     0x5d4010a7bda9 - std::rt::lang_start::{{closure}}::ha5ac6ebf6d720551
[INFO] [stderr]     19:     0x5d4010a98430 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h92c050eabfcd0d97
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/core/src/ops/function.rs:284:21
[INFO] [stderr]     20:     0x5d4010a98430 - std::panicking::catch_unwind::do_call::hf9f606276318aed7
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:589:40
[INFO] [stderr]     21:     0x5d4010a98430 - std::panicking::catch_unwind::hf55f186f06dc3082
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:552:19
[INFO] [stderr]     22:     0x5d4010a98430 - std::panic::catch_unwind::h83f91c5a2bf19cac
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panic.rs:359:14
[INFO] [stderr]     23:     0x5d4010a98430 - std::rt::lang_start_internal::{{closure}}::hd6de3d057391b393
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/rt.rs:175:24
[INFO] [stderr]     24:     0x5d4010a98430 - std::panicking::catch_unwind::do_call::hcf6b460cb82f9e16
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:589:40
[INFO] [stderr]     25:     0x5d4010a98430 - std::panicking::catch_unwind::hc6e4f5af52b3fe6a
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panicking.rs:552:19
[INFO] [stderr]     26:     0x5d4010a98430 - std::panic::catch_unwind::h93e8146ec116d777
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x5d4010a98430 - std::rt::lang_start_internal::h58d262c626bfc901
[INFO] [stderr]                                  at /rustc/2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48/library/std/src/rt.rs:171:5
[INFO] [stderr]     28:     0x5d4010a7bd91 - std::rt::lang_start::h2b90e6814b10f457
[INFO] [stderr]     29:     0x5d4010a7be75 - main
[INFO] [stderr]     30:     0x718468c501ca - <unknown>
[INFO] [stderr]     31:     0x718468c5028b - __libc_start_main
[INFO] [stderr]     32:     0x5d4010a7bca5 - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27108e2f5c57b988ba2d76b61d1ef5447bce089628afa394f6dad8171b47a383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27108e2f5c57b988ba2d76b61d1ef5447bce089628afa394f6dad8171b47a383", kill_on_drop: false }`
[INFO] [stdout] 27108e2f5c57b988ba2d76b61d1ef5447bce089628afa394f6dad8171b47a383