[INFO] fetching crate nginx 0.4.1...
[INFO] extracting crate nginx 0.4.1 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/nginx/0.4.1
[INFO] extracting crate nginx 0.4.1 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/nginx/0.4.1
[INFO] validating manifest of nginx-0.4.1 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nginx-0.4.1 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nginx-0.4.1
[INFO] finished frobbing nginx-0.4.1
[INFO] frobbed toml for nginx-0.4.1 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/nginx/0.4.1/Cargo.toml
[INFO] started frobbing nginx-0.4.1
[INFO] finished frobbing nginx-0.4.1
[INFO] frobbed toml for nginx-0.4.1 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/nginx/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nginx-0.4.1 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/nginx/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 22149397a595180c118526d8c77367fa72dd3b4cbc84156451d9c379a45c88ae
[INFO] running `"docker" "start" "-a" "22149397a595180c118526d8c77367fa72dd3b4cbc84156451d9c379a45c88ae"`
[INFO] [stderr]    Compiling clang-sys v0.19.0
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.30.0
[INFO] [stderr]    Compiling nginx v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `nginx v0.4.1 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/nginx-ef567f8653216606/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-env-changed=NGINX_VERSION
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'unable to execute `make prepare-nginx`', src/libcore/option.rs:1036:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55b674b4566b - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55b674b4566b - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55b674b4566b - std::sys_common::backtrace::_print::hd27175ce39811176
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55b674b4566b - std::sys_common::backtrace::print::h117e2eebf9a1e122
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55b674b4566b - std::panicking::default_hook::{{closure}}::h6369b988ee675335
[INFO] [stderr]                                at src/libstd/panicking.rs:198
[INFO] [stderr]    5:     0x55b674b4536c - std::panicking::default_hook::hfaefd2bea4c25f9e
[INFO] [stderr]                                at src/libstd/panicking.rs:212
[INFO] [stderr]    6:     0x55b674b45d80 - std::panicking::rust_panic_with_hook::h02c52718165ccced
[INFO] [stderr]                                at src/libstd/panicking.rs:475
[INFO] [stderr]    7:     0x55b674b45902 - std::panicking::continue_panic_fmt::h9e135674c1df51b4
[INFO] [stderr]                                at src/libstd/panicking.rs:382
[INFO] [stderr]    8:     0x55b674b457e6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:309
[INFO] [stderr]    9:     0x55b674b64b6d - core::panicking::panic_fmt::h58c956553ac8538f
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x55b674b64bd7 - core::option::expect_failed::hd8a7fb762f3eef1a
[INFO] [stderr]                                at src/libcore/option.rs:1036
[INFO] [stderr]   11:     0x55b6741dcaf3 - core::option::Option<T>::expect::h76ada394dc2223ed
[INFO] [stderr]                                at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/option.rs:314
[INFO] [stderr]   12:     0x55b6741db8b5 - build_script_build::main::h456472851d48b4f3
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:29
[INFO] [stderr]   13:     0x55b6741dd730 - std::rt::lang_start::{{closure}}::h97ef9da038480eab
[INFO] [stderr]                                at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/rt.rs:64
[INFO] [stderr]   14:     0x55b674b45783 - std::rt::lang_start_internal::{{closure}}::hcbc5c8394111530e
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   15:     0x55b674b45783 - std::panicking::try::do_call::h84c4ef65129422bb
[INFO] [stderr]                                at src/libstd/panicking.rs:294
[INFO] [stderr]   16:     0x55b674b4cd5a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stderr]   17:     0x55b674b4628d - std::panicking::try::h2c4ddfbb8ee8ea48
[INFO] [stderr]                                at src/libstd/panicking.rs:273
[INFO] [stderr]   18:     0x55b674b4628d - std::panic::catch_unwind::hdaf4c8aaf8d806d4
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   19:     0x55b674b4628d - std::rt::lang_start_internal::h62b0fb13d258520d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   20:     0x55b6741dd709 - std::rt::lang_start::ha6314311263b0a32
[INFO] [stderr]                                at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/rt.rs:64
[INFO] [stderr]   21:     0x55b6741dc2ba - main
[INFO] [stderr]   22:     0x7fd32bc372e1 - __libc_start_main
[INFO] [stderr]   23:     0x55b6741d64fa - _start
[INFO] [stderr]   24:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "22149397a595180c118526d8c77367fa72dd3b4cbc84156451d9c379a45c88ae"`
[INFO] running `"docker" "rm" "-f" "22149397a595180c118526d8c77367fa72dd3b4cbc84156451d9c379a45c88ae"`
[INFO] [stdout] 22149397a595180c118526d8c77367fa72dd3b4cbc84156451d9c379a45c88ae