[INFO] fetching crate tweakster 0.0.3... [INFO] building tweakster-0.0.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate tweakster 0.0.3 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate tweakster 0.0.3 [INFO] finished tweaking crates.io crate tweakster 0.0.3 [INFO] tweaked toml for crates.io crate tweakster 0.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tweakster 0.0.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tweakster 0.0.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.37 [INFO] [stderr] Downloaded tracing-core v0.1.28 [INFO] [stderr] Downloaded thiserror v1.0.31 [INFO] [stderr] Downloaded scroll_derive v0.10.5 [INFO] [stderr] Downloaded scroll v0.10.2 [INFO] [stderr] Downloaded clang-sys v1.3.3 [INFO] [stderr] Downloaded merge v0.1.0 [INFO] [stderr] Downloaded tracing v0.1.35 [INFO] [stderr] Downloaded syn v1.0.91 [INFO] [stderr] Downloaded libloading v0.7.3 [INFO] [stderr] Downloaded loopdev v0.4.0 [INFO] [stderr] Downloaded smart-default v0.6.0 [INFO] [stderr] Downloaded goblin v0.2.3 [INFO] [stderr] Downloaded thiserror-impl v1.0.31 [INFO] [stderr] Downloaded tracing-attributes v0.1.22 [INFO] [stderr] Downloaded once_cell v1.13.0 [INFO] [stderr] Downloaded quote v1.0.18 [INFO] [stderr] Downloaded merge_derive v0.1.0 [INFO] [stderr] Downloaded shlex v1.1.0 [INFO] [stderr] Downloaded sys-mount v1.5.1 [INFO] [stderr] Downloaded libc v0.2.123 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0bcb171e1a54fbf1d310129858ee1877bbfea76397ff4d7f34f3f0b67b906f8c [INFO] running `Command { std: "docker" "start" "-a" "0bcb171e1a54fbf1d310129858ee1877bbfea76397ff4d7f34f3f0b67b906f8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bcb171e1a54fbf1d310129858ee1877bbfea76397ff4d7f34f3f0b67b906f8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bcb171e1a54fbf1d310129858ee1877bbfea76397ff4d7f34f3f0b67b906f8c", kill_on_drop: false }` [INFO] [stdout] 0bcb171e1a54fbf1d310129858ee1877bbfea76397ff4d7f34f3f0b67b906f8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e3369adeabf51c3e1a8d8b856d0e0d85d5bc4bdd4aef79fe537eaade13de7d5 [INFO] running `Command { std: "docker" "start" "-a" "7e3369adeabf51c3e1a8d8b856d0e0d85d5bc4bdd4aef79fe537eaade13de7d5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bindgen v0.59.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling libloading v0.7.3 [INFO] [stderr] Compiling shlex v1.1.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling once_cell v1.13.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling tracing-core v0.1.28 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling plain v0.2.3 [INFO] [stderr] Compiling clang-sys v1.3.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling nom v7.1.1 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling errno v0.2.8 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling cexpr v0.6.0 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.22 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling merge_derive v0.1.0 [INFO] [stderr] Compiling smart-default v0.6.0 [INFO] [stderr] Compiling loopdev v0.4.0 [INFO] [stderr] Compiling merge v0.1.0 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Compiling scroll v0.10.2 [INFO] [stderr] Compiling goblin v0.2.3 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] error: failed to run custom build command for `loopdev v0.4.0` [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/loopdev-635ae35760257e9b/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (880) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.37/src/fallback.rs:701:9: [INFO] [stderr] "enum_(unnamed_at_/usr/include/linux/loop_h_16_1)" is not a valid Ident [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x60a4047c7852 - std::backtrace_rs::backtrace::libunwind::trace::ha2a9ae9e69b87a03 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x60a4047c7852 - std::backtrace_rs::backtrace::trace_unsynchronized::h7757f80677e51a33 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x60a4047c7852 - std::sys::backtrace::_print_fmt::h6552c7cfff6c56fd [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x60a4047c7852 - ::fmt::h8094475e363f1053 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x60a4047d8b1f - core::fmt::rt::Argument::fmt::h88a25a51f53034c0 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x60a4047d8b1f - core::fmt::write::h501eb1fe28dabfbb [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/fmt/mod.rs:1468:25 [INFO] [stderr] 6: 0x60a404799f51 - std::io::default_write_fmt::h992ad3fe47aac8bd [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x60a404799f51 - std::io::Write::write_fmt::h8b96bc323947a405 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x60a4047a4af2 - std::sys::backtrace::BacktraceLock::print::h7aea9e658d3d67e5 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x60a4047a75ff - std::panicking::default_hook::{{closure}}::h9182baa5e2ff55c0 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x60a4047a7459 - std::panicking::default_hook::hfb4945b05f344c7f [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x60a4047a7d35 - std::panicking::panic_with_hook::h56e601fd3ec36096 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x60a4047a7b1a - std::panicking::panic_handler::{{closure}}::h1609d3c3912948cb [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:707:13 [INFO] [stderr] 13: 0x60a4047a4c29 - std::sys::backtrace::__rust_end_short_backtrace::h03d671aa8d777602 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x60a40478e52d - __rustc[aa3aaccdf5d52e38]::rust_begin_unwind [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x60a4047e29f0 - core::panicking::panic_fmt::h2ccb5f5950fb2ea3 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/panicking.rs:78:14 [INFO] [stderr] 16: 0x60a40477e55f - proc_macro2::fallback::validate_ident::h8097bc70c640ed59 [INFO] [stderr] 17: 0x60a40477e791 - proc_macro2::fallback::Ident::_new::hce542dbbec1926ff [INFO] [stderr] 18: 0x60a40477e74f - proc_macro2::fallback::Ident::new::he9044fa456e9c236 [INFO] [stderr] 19: 0x60a40477d608 - proc_macro2::imp::Ident::new::hfd95cdac63138349 [INFO] [stderr] 20: 0x60a4047734e8 - proc_macro2::Ident::new::hcd11436e625d83ef [INFO] [stderr] 21: 0x60a4044db11f - bindgen::ir::context::BindgenContext::rust_ident_raw::h5fd2b653d64b66b7 [INFO] [stderr] 22: 0x60a4044d8ef0 - bindgen::ir::context::BindgenContext::rust_ident::h9ce1569ea28f233f [INFO] [stderr] 23: 0x60a4045af1fe - ::codegen::he8c2eb09f4019f9c [INFO] [stderr] 24: 0x60a4045abb86 - ::codegen::h04549d17b5ec22b0 [INFO] [stderr] 25: 0x60a4045c5b7d - ::codegen::he4f1b6e5d0411124 [INFO] [stderr] 26: 0x60a40450d0b5 - ::codegen::{{closure}}::hccd6192a556422e8 [INFO] [stderr] 27: 0x60a40452c005 - ::codegen::haf9c13be3eb08ceb [INFO] [stderr] 28: 0x60a4045c5b62 - ::codegen::he4f1b6e5d0411124 [INFO] [stderr] 29: 0x60a40451a138 - bindgen::codegen::codegen::{{closure}}::h96f14e9c3c0f8d3c [INFO] [stderr] 30: 0x60a4044e58e8 - bindgen::ir::context::BindgenContext::gen::hb3256309657781af [INFO] [stderr] 31: 0x60a404519a4d - bindgen::codegen::codegen::h12b2d8b3d1d717bc [INFO] [stderr] 32: 0x60a4044be456 - bindgen::Bindings::generate::h11c75705927131ff [INFO] [stderr] 33: 0x60a4044bac0f - bindgen::Builder::generate::h6e4aec3a6278637d [INFO] [stderr] 34: 0x60a40449b916 - build_script_build::main::h6955d262c860529b [INFO] [stderr] 35: 0x60a40449c3e3 - core::ops::function::FnOnce::call_once::h1004eea6942f58bd [INFO] [stderr] 36: 0x60a40449c296 - std::sys::backtrace::__rust_begin_short_backtrace::hb78d29490189b9c3 [INFO] [stderr] 37: 0x60a40449c279 - std::rt::lang_start::{{closure}}::hcf20f04cac79c922 [INFO] [stderr] 38: 0x60a40479bab0 - core::ops::function::impls:: for &F>::call_once::haefda49eac6aabe3 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 39: 0x60a40479bab0 - std::panicking::catch_unwind::do_call::hf37797e2fddac2f0 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:590:40 [INFO] [stderr] 40: 0x60a40479bab0 - std::panicking::catch_unwind::h909d1e8985436f28 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:553:19 [INFO] [stderr] 41: 0x60a40479bab0 - std::panic::catch_unwind::h5491b1948f80f254 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panic.rs:359:14 [INFO] [stderr] 42: 0x60a40479bab0 - std::rt::lang_start_internal::{{closure}}::hf621f85e52fbc16b [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/rt.rs:175:24 [INFO] [stderr] 43: 0x60a40479bab0 - std::panicking::catch_unwind::do_call::h2de2328545762ad7 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:590:40 [INFO] [stderr] 44: 0x60a40479bab0 - std::panicking::catch_unwind::h544f60d1149df03e [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panicking.rs:553:19 [INFO] [stderr] 45: 0x60a40479bab0 - std::panic::catch_unwind::h90e123b5fe5a521c [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/panic.rs:359:14 [INFO] [stderr] 46: 0x60a40479bab0 - std::rt::lang_start_internal::hce9ddc5b3402b0d3 [INFO] [stderr] at /rustc/c7f6aa2869acdbf014d094c6e427e554e160b6db/library/std/src/rt.rs:171:5 [INFO] [stderr] 47: 0x60a40449c261 - std::rt::lang_start::h171663f98a57e809 [INFO] [stderr] 48: 0x60a40449d5a5 - main [INFO] [stderr] 49: 0x7eaf7687b1ca - [INFO] [stderr] 50: 0x7eaf7687b28b - __libc_start_main [INFO] [stderr] 51: 0x60a40449b6a5 - _start [INFO] [stderr] 52: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7e3369adeabf51c3e1a8d8b856d0e0d85d5bc4bdd4aef79fe537eaade13de7d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e3369adeabf51c3e1a8d8b856d0e0d85d5bc4bdd4aef79fe537eaade13de7d5", kill_on_drop: false }` [INFO] [stdout] 7e3369adeabf51c3e1a8d8b856d0e0d85d5bc4bdd4aef79fe537eaade13de7d5