[INFO] cloning repository https://github.com/samuwen/c_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samuwen/c_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuwen%2Fc_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuwen%2Fc_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f733c4a53377b3888536c1ddb467d1223cd1ce97
[INFO] testing samuwen/c_compiler against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamuwen%2Fc_compiler" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/samuwen/c_compiler
[INFO] finished tweaking git repo https://github.com/samuwen/c_compiler
[INFO] tweaked toml for git repo https://github.com/samuwen/c_compiler written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/samuwen/c_compiler on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/samuwen/c_compiler 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded onig v6.1.0
[INFO] [stderr]   Downloaded clang-sys v1.0.1
[INFO] [stderr]   Downloaded flexi_logger v0.16.1
[INFO] [stderr]   Downloaded onig_sys v69.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13d948e8136ff04d852f2645014b67d0bc4013523a0f7662434b077d9f43336b
[INFO] running `Command { std: "docker" "start" "-a" "13d948e8136ff04d852f2645014b67d0bc4013523a0f7662434b077d9f43336b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13d948e8136ff04d852f2645014b67d0bc4013523a0f7662434b077d9f43336b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d948e8136ff04d852f2645014b67d0bc4013523a0f7662434b077d9f43336b", kill_on_drop: false }`
[INFO] [stdout] 13d948e8136ff04d852f2645014b67d0bc4013523a0f7662434b077d9f43336b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d36b7591fea4616ca0cbbcd68e986b603c592b8b7ede92532364706c664df73
[INFO] running `Command { std: "docker" "start" "-a" "1d36b7591fea4616ca0cbbcd68e986b603c592b8b7ede92532364706c664df73", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling clang-sys v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.6.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling flexi_logger v0.16.1
[INFO] [stderr]    Compiling onig_sys v69.5.1
[INFO] [stderr] error: failed to run custom build command for `onig_sys v69.5.1`
[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/onig_sys-6a6072e68bb107ad/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (913) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.24/src/fallback.rs:693:9:
[INFO] [stderr]   "OnigValue_struct_(unnamed_at_oniguruma/src/oniguruma_h_766_3)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f2e8771002 - std::backtrace_rs::backtrace::libunwind::trace::h4b3f5960ed1c0917
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x55f2e8771002 - std::backtrace_rs::backtrace::trace_unsynchronized::h2f16383c47f8bd04
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x55f2e8771002 - std::sys::backtrace::_print_fmt::h698d661724c270ea
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55f2e8771002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h1c8375013274064c
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55f2e8782f9f - core::fmt::rt::Argument::fmt::h9232377a772d3f8c
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55f2e8782f9f - core::fmt::write::h6dc9e168423d9633
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x55f2e873f203 - std::io::default_write_fmt::h38d7d9601ce34bd7
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x55f2e873f203 - std::io::Write::write_fmt::ha0f2aa0403ad73bc
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x55f2e874aec2 - std::sys::backtrace::BacktraceLock::print::hf83c3d8cbd01f904
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x55f2e874e44f - std::panicking::default_hook::{{closure}}::h3d4c49adc0898362
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x55f2e874e2a9 - std::panicking::default_hook::hccea28f2487e7471
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x55f2e874eb9e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hfeb094aff1e6591e
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/alloc/src/boxed.rs:1999:9
[INFO] [stderr]     12:     0x55f2e874eb9e - std::panicking::panic_with_hook::h694b8196629eb5e1
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:842:13
[INFO] [stderr]     13:     0x55f2e874e8ba - std::panicking::panic_handler::{{closure}}::h0d99dd765f7e6554
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:707:13
[INFO] [stderr]     14:     0x55f2e874b009 - std::sys::backtrace::__rust_end_short_backtrace::h8b43cbde72f7d592
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     15:     0x55f2e8732fbd - __rustc[d1dec8fc82f9a585]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:698:5
[INFO] [stderr]     16:     0x55f2e878d4e0 - core::panicking::panic_fmt::h315eeb0e4d90fcdc
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/panicking.rs:75:14
[INFO] [stderr]     17:     0x55f2e8722ccf - proc_macro2::fallback::validate_ident::h6dd9edbbebe48347
[INFO] [stderr]     18:     0x55f2e8722f71 - proc_macro2::fallback::Ident::_new::hc5288f059ceebb3d
[INFO] [stderr]     19:     0x55f2e8722f2f - proc_macro2::fallback::Ident::new::h2108db19e8b37350
[INFO] [stderr]     20:     0x55f2e8721d28 - proc_macro2::imp::Ident::new::h6b132309d10f1d24
[INFO] [stderr]     21:     0x55f2e871ae88 - proc_macro2::Ident::new::hb9ba5edb1dc45325
[INFO] [stderr]     22:     0x55f2e84017df - bindgen::ir::context::BindgenContext::rust_ident_raw::h4e958071d1775e6f
[INFO] [stderr]     23:     0x55f2e83ff650 - bindgen::ir::context::BindgenContext::rust_ident::hb00932517f23ff0a
[INFO] [stderr]     24:     0x55f2e83d4962 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hf9756956c167fb60
[INFO] [stderr]     25:     0x55f2e845dbb7 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hcf8d9453a873f764
[INFO] [stderr]     26:     0x55f2e84b28fb - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1a83e2bd82fd1e4e
[INFO] [stderr]     27:     0x55f2e83daad7 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hf9756956c167fb60
[INFO] [stderr]     28:     0x55f2e845dbb7 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hcf8d9453a873f764
[INFO] [stderr]     29:     0x55f2e84b28fb - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1a83e2bd82fd1e4e
[INFO] [stderr]     30:     0x55f2e8493595 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h587e882c47e9c087
[INFO] [stderr]     31:     0x55f2e8421641 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::ha44e060aee5553d1
[INFO] [stderr]     32:     0x55f2e84b28d6 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h1a83e2bd82fd1e4e
[INFO] [stderr]     33:     0x55f2e84a0812 - bindgen::codegen::codegen::{{closure}}::h20bb7c707383d8f0
[INFO] [stderr]     34:     0x55f2e840ca28 - bindgen::ir::context::BindgenContext::gen::he96c7e464f3c2434
[INFO] [stderr]     35:     0x55f2e84a009d - bindgen::codegen::codegen::h7eac1eaec3fa30cf
[INFO] [stderr]     36:     0x55f2e844d1e7 - bindgen::Bindings::generate::h611d051f8fa462dc
[INFO] [stderr]     37:     0x55f2e8449da1 - bindgen::Builder::generate::h194717b1333bc421
[INFO] [stderr]     38:     0x55f2e83265ce - build_script_build::bindgen_headers::h900324d82a8594e7
[INFO] [stderr]     39:     0x55f2e8326ee0 - build_script_build::compile::haa165f061523b8c0
[INFO] [stderr]     40:     0x55f2e832693b - build_script_build::main::hf5ddd0a1a8d70715
[INFO] [stderr]     41:     0x55f2e8328f43 - core::ops::function::FnOnce::call_once::h357a71ed39d6ac9b
[INFO] [stderr]     42:     0x55f2e8328cc6 - std::sys::backtrace::__rust_begin_short_backtrace::h9b215a3bb7b62203
[INFO] [stderr]     43:     0x55f2e8328ca9 - std::rt::lang_start::{{closure}}::h6dd54aeeed5d5b48
[INFO] [stderr]     44:     0x55f2e8740d50 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::haf2355476c97a8d6
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     45:     0x55f2e8740d50 - std::panicking::catch_unwind::do_call::hc1d88840c11edd90
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:590:40
[INFO] [stderr]     46:     0x55f2e8740d50 - std::panicking::catch_unwind::h06fc66194f5af61a
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:553:19
[INFO] [stderr]     47:     0x55f2e8740d50 - std::panic::catch_unwind::h94f2c568298f1917
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panic.rs:359:14
[INFO] [stderr]     48:     0x55f2e8740d50 - std::rt::lang_start_internal::{{closure}}::h7610923c484b9005
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/rt.rs:175:24
[INFO] [stderr]     49:     0x55f2e8740d50 - std::panicking::catch_unwind::do_call::h95f5de43fb7e66d5
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:590:40
[INFO] [stderr]     50:     0x55f2e8740d50 - std::panicking::catch_unwind::h99cac81b0366fc4b
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:553:19
[INFO] [stderr]     51:     0x55f2e8740d50 - std::panic::catch_unwind::he4c6d99e8aa21d87
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panic.rs:359:14
[INFO] [stderr]     52:     0x55f2e8740d50 - std::rt::lang_start_internal::hc1e3cc6423c632a2
[INFO] [stderr]                                  at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/rt.rs:171:5
[INFO] [stderr]     53:     0x55f2e8328c91 - std::rt::lang_start::h4639cba41273e7b0
[INFO] [stderr]     54:     0x55f2e832a8f5 - main
[INFO] [stderr]     55:     0x7d3f000371ca - <unknown>
[INFO] [stderr]     56:     0x7d3f0003728b - __libc_start_main
[INFO] [stderr]     57:     0x55f2e8325fe5 - _start
[INFO] [stderr]     58:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "1d36b7591fea4616ca0cbbcd68e986b603c592b8b7ede92532364706c664df73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d36b7591fea4616ca0cbbcd68e986b603c592b8b7ede92532364706c664df73", kill_on_drop: false }`
[INFO] [stdout] 1d36b7591fea4616ca0cbbcd68e986b603c592b8b7ede92532364706c664df73