[INFO] crate citrus 0.8.0 is already in cache
[INFO] extracting crate citrus 0.8.0 into work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/citrus/0.8.0
[INFO] extracting crate citrus 0.8.0 into work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/citrus/0.8.0
[INFO] validating manifest of citrus-0.8.0 on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of citrus-0.8.0 on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing citrus-0.8.0
[INFO] finished frobbing citrus-0.8.0
[INFO] frobbed toml for citrus-0.8.0 written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/citrus/0.8.0/Cargo.toml
[INFO] started frobbing citrus-0.8.0
[INFO] finished frobbing citrus-0.8.0
[INFO] frobbed toml for citrus-0.8.0 written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/reg/citrus/0.8.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking citrus-0.8.0 against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-6/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/reg/citrus/0.8.0:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 125f1f989315b2517a2af4316cba734b4ab41a945f13344099f5d194497ce67b
[INFO] running `"docker" "start" "-a" "125f1f989315b2517a2af4316cba734b4ab41a945f13344099f5d194497ce67b"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling dunce v0.1.1
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling clang-sys v0.20.1
[INFO] [stderr]    Compiling clang-sys v0.19.0
[INFO] [stderr]    Compiling extprim v1.7.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr] error: failed to run custom build command for `clang-sys v0.19.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/clang-sys-e626b383bd125c69/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "couldn\'t find any of [\'libclang.a\'], set the LIBCLANG_STATIC_PATH environment variable to a path where one of these files can be found (skipped: [])"', src/libcore/result.rs:999:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x5571c52dba0b - backtrace::backtrace::libunwind::trace::h399a7a5a1c92b2d8
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x5571c52dba0b - backtrace::backtrace::trace_unsynchronized::h76e29b9231dd0873
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5571c52dba0b - std::sys_common::backtrace::_print::hb092bf553e068953
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x5571c52dba0b - std::sys_common::backtrace::print::h3407b08071f3f520
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x5571c52dba0b - std::panicking::default_hook::{{closure}}::hc3b8cf51c83ab26e
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x5571c52db6e7 - std::panicking::default_hook::h54ef93848f2476c8
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x5571c52dc0d0 - std::panicking::rust_panic_with_hook::hf0df85aa51810823
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x5571c52dbc52 - std::panicking::continue_panic_fmt::hd822862a3dda0081
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x5571c52dbb36 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x5571c52f66dd - core::panicking::panic_fmt::h569fafe348e0c6f0
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x5571c5299623 - core::result::unwrap_failed::h0e0f4b498dc3b9cf
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libcore/macros.rs:18
[INFO] [stderr]   11:     0x5571c529ae9c - core::result::Result<T,E>::unwrap::ha793c3aaab0a4858
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libcore/result.rs:800
[INFO] [stderr]   12:     0x5571c527d261 - build_script_build::link_static::h234d618fd5a178ba
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.19.0/build.rs:302
[INFO] [stderr]   13:     0x5571c527e828 - build_script_build::main::h76f2eeaac19e9656
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.19.0/build.rs:375
[INFO] [stderr]   14:     0x5571c5272ec0 - std::rt::lang_start::{{closure}}::ha90aeec5ebc668db
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x5571c52dbb23 - std::rt::lang_start_internal::{{closure}}::he78638434283b545
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x5571c52dbb23 - std::panicking::try::do_call::h355c93ec0a462271
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x5571c52e33ba - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:82
[INFO] [stderr]   18:     0x5571c52dc5dd - std::panicking::try::h3918ed6cf08237ff
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x5571c52dc5dd - std::panic::catch_unwind::h8b2e693598ba7028
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]   20:     0x5571c52dc5dd - std::rt::lang_start_internal::h78590588d24f24ba
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x5571c5272e99 - std::rt::lang_start::h8ce980b51c6b533e
[INFO] [stderr]                                at /rustc/6ea4036cd20a4b1ab1d56e555108c21735ff6946/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x5571c527e8fa - main
[INFO] [stderr]   23:     0x7f428ac9d2e1 - __libc_start_main
[INFO] [stderr]   24:     0x5571c5272d2a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "125f1f989315b2517a2af4316cba734b4ab41a945f13344099f5d194497ce67b"`
[INFO] running `"docker" "rm" "-f" "125f1f989315b2517a2af4316cba734b4ab41a945f13344099f5d194497ce67b"`
[INFO] [stdout] 125f1f989315b2517a2af4316cba734b4ab41a945f13344099f5d194497ce67b