[INFO] fetching crate linux-aio-tokio 0.3.0...
[INFO] testing linux-aio-tokio-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate linux-aio-tokio 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate linux-aio-tokio 0.3.0
[INFO] finished tweaking crates.io crate linux-aio-tokio 0.3.0
[INFO] tweaked toml for crates.io crate linux-aio-tokio 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linux-aio-tokio 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate linux-aio-tokio 0.3.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deef55bb428818c939e1db32e84c079f04ab224178199449c83fed1fc63a74af
[INFO] running `Command { std: "docker" "start" "-a" "deef55bb428818c939e1db32e84c079f04ab224178199449c83fed1fc63a74af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deef55bb428818c939e1db32e84c079f04ab224178199449c83fed1fc63a74af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deef55bb428818c939e1db32e84c079f04ab224178199449c83fed1fc63a74af", kill_on_drop: false }`
[INFO] [stdout] deef55bb428818c939e1db32e84c079f04ab224178199449c83fed1fc63a74af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6169e95b4cfd31ef44168404b82518bba64eb824dcb5e86aeccf33403a75e52b
[INFO] running `Command { std: "docker" "start" "-a" "6169e95b4cfd31ef44168404b82518bba64eb824dcb5e86aeccf33403a75e52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling intrusive-collections v0.9.0
[INFO] [stderr]    Compiling futures-intrusive v0.3.0
[INFO] [stderr]    Compiling region v2.1.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling linux-aio-tokio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `linux-aio-tokio v0.3.0 (/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/linux-aio-tokio-f643fd7b2f3e22d3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=wrapper.h
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (1064) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.10/src/fallback.rs:618:9:
[INFO] [stderr]   "enum_(unnamed_at_/usr/include/x86_64-linux-gnu/bits/confname_h_24_1)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63ef50281cc2 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63ef50281cc2 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63ef50281cc2 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x63ef50281cc2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x63ef50292d4f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x63ef50292d4f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x63ef50254933 - std::io::default_write_fmt::hb29d13affe7e9cd0
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x63ef50254933 - std::io::Write::write_fmt::hec441b8c6eca32b9
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x63ef5025eff2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x63ef50261b5f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x63ef502619b9 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x63ef5026221f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stderr]     12:     0x63ef5026221f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stderr]     13:     0x63ef50261fca - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stderr]     14:     0x63ef5025f129 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     15:     0x63ef50248f1d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stderr]     16:     0x63ef5029ce80 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stderr]     17:     0x63ef501520bf - proc_macro2::fallback::validate_ident::ha3cb6e8d16fda614
[INFO] [stderr]     18:     0x63ef50154881 - proc_macro2::fallback::Ident::_new::h24b505eb676b091f
[INFO] [stderr]     19:     0x63ef5015483f - proc_macro2::fallback::Ident::new::h61b9a28f6903ed5f
[INFO] [stderr]     20:     0x63ef501649a8 - proc_macro2::imp::Ident::new::h50a4edb286899f9e
[INFO] [stderr]     21:     0x63ef5015ec18 - proc_macro2::Ident::new::h8726ceed40136bd5
[INFO] [stderr]     22:     0x63ef4ff6d6ef - bindgen::ir::context::BindgenContext::rust_ident_raw::h1c8c13a97b593be5
[INFO] [stderr]     23:     0x63ef4ff6b6c0 - bindgen::ir::context::BindgenContext::rust_ident::h3819792b52bd43c4
[INFO] [stderr]     24:     0x63ef4ffe0cb2 - <bindgen::ir::enum_ty::Enum as bindgen::codegen::CodeGenerator>::codegen::h1b8980cb435ba655
[INFO] [stderr]     25:     0x63ef50033c5c - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::haf875532ee42a1a7
[INFO] [stderr]     26:     0x63ef5001510b - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::ha7c50d22bff3d92c
[INFO] [stderr]     27:     0x63ef4ffe4da5 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h43a25603d1d454fc
[INFO] [stderr]     28:     0x63ef5001a50d - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::ha199445b57b7056a
[INFO] [stderr]     29:     0x63ef500150e6 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::ha7c50d22bff3d92c
[INFO] [stderr]     30:     0x63ef4fff0fdc - bindgen::codegen::codegen::{{closure}}::h021415ca57a8a12d
[INFO] [stderr]     31:     0x63ef4ff788a8 - bindgen::ir::context::BindgenContext::gen::haa9d55a2e4568544
[INFO] [stderr]     32:     0x63ef4fff086d - bindgen::codegen::codegen::h5e5e962b30620480
[INFO] [stderr]     33:     0x63ef4ff64845 - bindgen::Bindings::generate::h581615f4bfdde150
[INFO] [stderr]     34:     0x63ef4ff618e5 - bindgen::Builder::generate::h06ab1aeaca826bf8
[INFO] [stderr]     35:     0x63ef4fef6357 - build_script_build::main::hffa87b4b67836f0a
[INFO] [stderr]     36:     0x63ef4fef6e33 - core::ops::function::FnOnce::call_once::h33b682546cb0a38f
[INFO] [stderr]     37:     0x63ef4fef6d66 - std::sys::backtrace::__rust_begin_short_backtrace::hd3e00d1b1de0289a
[INFO] [stderr]     38:     0x63ef4fef6d49 - std::rt::lang_start::{{closure}}::hb716437a8a7a7b86
[INFO] [stderr]     39:     0x63ef50256220 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9095abc9db71b07e
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     40:     0x63ef50256220 - std::panicking::catch_unwind::do_call::h6cf5dc461761418c
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     41:     0x63ef50256220 - std::panicking::catch_unwind::h60074fd2327f40bd
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     42:     0x63ef50256220 - std::panic::catch_unwind::heb14fa8e39d051cf
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]     43:     0x63ef50256220 - std::rt::lang_start_internal::{{closure}}::hfb550bec36306a19
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:175:24
[INFO] [stderr]     44:     0x63ef50256220 - std::panicking::catch_unwind::do_call::hc805f36f35b6d647
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     45:     0x63ef50256220 - std::panicking::catch_unwind::hb8d32f0195463ad2
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     46:     0x63ef50256220 - std::panic::catch_unwind::hcebe3b1d5adfc5a2
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]     47:     0x63ef50256220 - std::rt::lang_start_internal::h27f55ed238aa26df
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:171:5
[INFO] [stderr]     48:     0x63ef4fef6d31 - std::rt::lang_start::h0d1685806d5f0e41
[INFO] [stderr]     49:     0x63ef4fef82b5 - main
[INFO] [stderr]     50:     0x770cc22b11ca - <unknown>
[INFO] [stderr]     51:     0x770cc22b128b - __libc_start_main
[INFO] [stderr]     52:     0x63ef4fef5e55 - _start
[INFO] [stderr]     53:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "6169e95b4cfd31ef44168404b82518bba64eb824dcb5e86aeccf33403a75e52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6169e95b4cfd31ef44168404b82518bba64eb824dcb5e86aeccf33403a75e52b", kill_on_drop: false }`
[INFO] [stdout] 6169e95b4cfd31ef44168404b82518bba64eb824dcb5e86aeccf33403a75e52b