[INFO] crate background-jobs-server 0.3.0 is already in cache
[INFO] extracting crate background-jobs-server 0.3.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/background-jobs-server/0.3.0
[INFO] extracting crate background-jobs-server 0.3.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/background-jobs-server/0.3.0
[INFO] validating manifest of background-jobs-server-0.3.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of background-jobs-server-0.3.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing background-jobs-server-0.3.0
[INFO] finished frobbing background-jobs-server-0.3.0
[INFO] frobbed toml for background-jobs-server-0.3.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/background-jobs-server/0.3.0/Cargo.toml
[INFO] started frobbing background-jobs-server-0.3.0
[INFO] finished frobbing background-jobs-server-0.3.0
[INFO] frobbed toml for background-jobs-server-0.3.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/background-jobs-server/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking background-jobs-server-0.3.0 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/background-jobs-server/0.3.0:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6ff66ac50e0589e25d26ec194cbada744784d1746b353482a9ec60b4be078745
[INFO] running `"docker" "start" "-a" "6ff66ac50e0589e25d26ec194cbada744784d1746b353482a9ec60b4be078745"`
[INFO] [stderr]    Compiling lmdb-sys v0.8.0
[INFO] [stderr]    Compiling zmq-sys v0.8.2
[INFO] [stderr]    Compiling async-zmq-derive v0.1.0
[INFO] [stderr] error: failed to run custom build command for `zmq-sys v0.8.2`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/zmq-sys-029981d31edce202/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'Unable to locate libzmq:
[INFO] [stderr] `"pkg-config" "--libs" "--cflags" "libzmq >= 3.2"` did not exit successfully: exit code: 1
[INFO] [stderr] --- stderr
[INFO] [stderr] Package libzmq was not found in the pkg-config search path.
[INFO] [stderr] Perhaps you should add the directory containing `libzmq.pc'
[INFO] [stderr] to the PKG_CONFIG_PATH environment variable
[INFO] [stderr] No package 'libzmq' found
[INFO] [stderr] ', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/zmq-sys-0.8.2/build.rs:31:17
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55de81c68003 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6e7bc8d4fb88ec5c
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
[INFO] [stderr]    1:     0x55de81c641a8 - std::sys_common::backtrace::_print::h3185a7f0a96bc82b
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:72
[INFO] [stderr]    2:     0x55de81c670a2 - std::panicking::default_hook::{{closure}}::h162ee7047d056245
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stderr]                                at src/libstd/panicking.rs:210
[INFO] [stderr]    3:     0x55de81c66e14 - std::panicking::default_hook::h27e44ad9f5efc588
[INFO] [stderr]                                at src/libstd/panicking.rs:225
[INFO] [stderr]    4:     0x55de81c67700 - std::panicking::rust_panic_with_hook::he8291f9ecfbf7e24
[INFO] [stderr]                                at src/libstd/panicking.rs:488
[INFO] [stderr]    5:     0x55de81c67281 - std::panicking::continue_panic_fmt::h1a958f79318d5fab
[INFO] [stderr]                                at src/libstd/panicking.rs:395
[INFO] [stderr]    6:     0x55de81c671ce - std::panicking::begin_panic_fmt::hd3100f433eaa9be7
[INFO] [stderr]                                at src/libstd/panicking.rs:350
[INFO] [stderr]    7:     0x55de81bc7571 - build_script_build::main::h6ae2842cdf203e3c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/zmq-sys-0.8.2/build.rs:31
[INFO] [stderr]    8:     0x55de81bc7f6f - std::rt::lang_start::{{closure}}::h89000215995e505a
[INFO] [stderr]                                at /rustc/e70472fc501b855c9080f3772432c10fe20b8866/src/libstd/rt.rs:74
[INFO] [stderr]    9:     0x55de81c67152 - std::panicking::try::do_call::hc4b9ec7b67d70d46
[INFO] [stderr]                                at src/libstd/rt.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:307
[INFO] [stderr]   10:     0x55de81c79689 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:102
[INFO] [stderr]   11:     0x55de81c67ad3 - std::rt::lang_start_internal::h3effe680d92b51f0
[INFO] [stderr]                                at src/libstd/panicking.rs:286
[INFO] [stderr]                                at src/libstd/panic.rs:398
[INFO] [stderr]                                at src/libstd/rt.rs:58
[INFO] [stderr]   12:     0x55de81bc7f48 - std::rt::lang_start::h4f77c66fdab45f6b
[INFO] [stderr]                                at /rustc/e70472fc501b855c9080f3772432c10fe20b8866/src/libstd/rt.rs:74
[INFO] [stderr]   13:     0x55de81bc78a9 - main
[INFO] [stderr]   14:     0x7f791085a2e0 - __libc_start_main
[INFO] [stderr]   15:     0x55de81bc6b49 - _start
[INFO] [stderr]   16:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6ff66ac50e0589e25d26ec194cbada744784d1746b353482a9ec60b4be078745"`
[INFO] running `"docker" "rm" "-f" "6ff66ac50e0589e25d26ec194cbada744784d1746b353482a9ec60b4be078745"`
[INFO] [stdout] 6ff66ac50e0589e25d26ec194cbada744784d1746b353482a9ec60b4be078745