[INFO] crate jansson-sys 0.1.0 is already in cache
[INFO] testing jansson-sys-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate jansson-sys 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jansson-sys 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jansson-sys 0.1.0
[INFO] finished tweaking crates.io crate jansson-sys 0.1.0
[INFO] tweaked toml for crates.io crate jansson-sys 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac1ecd8b786f2a4013ce118a46c5922d0b93f89cd6b0f91f1a2bff4201d5860e
[INFO] running `"docker" "start" "-a" "ac1ecd8b786f2a4013ce118a46c5922d0b93f89cd6b0f91f1a2bff4201d5860e"`
[INFO] [stderr]    Compiling jansson-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "ac1ecd8b786f2a4013ce118a46c5922d0b93f89cd6b0f91f1a2bff4201d5860e"`
[INFO] running `"docker" "rm" "-f" "ac1ecd8b786f2a4013ce118a46c5922d0b93f89cd6b0f91f1a2bff4201d5860e"`
[INFO] [stdout] ac1ecd8b786f2a4013ce118a46c5922d0b93f89cd6b0f91f1a2bff4201d5860e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1e4d5e1722c47d6858df441f83ea5a67bf5df54159478677f5b361a8231f58b
[INFO] running `"docker" "start" "-a" "f1e4d5e1722c47d6858df441f83ea5a67bf5df54159478677f5b361a8231f58b"`
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling jansson-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.jansson_sys.3vyfljrp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6" "/opt/rustwide/target/debug/deps/jansson_sys-240b02ec9c5474f6.49k6bdr7w3ay2jsb.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-ljansson" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-0d6dc123ac3da8e3.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-6665100adb88b877.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-b227005fb2b80a78.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f520069809185d79.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-918304762f2d1de8.rlib" "/opt/rustwide/target/debug/deps/libcstr_macro-f4df764c0325eac5.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1dac1a412c98f50d.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-b7841fd014bf83a1.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-338c0763450dca22.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5f2e5d11836e0967.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-81a9070bd3553adf.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-e297830377b95af4.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b38b87f2dd197fa0.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-601015f2e15e7e26.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-439f3a589bd88586.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-57ab7e6ac23ce11f.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3aec7f88778e912a.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-b6806800b307d4b9.rlib" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-e49d7651b12f7563.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/28742a1146f10a4f09369baad027a464acb7a766/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-e8266574e26adcc3.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -ljansson
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `jansson-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f1e4d5e1722c47d6858df441f83ea5a67bf5df54159478677f5b361a8231f58b"`
[INFO] running `"docker" "rm" "-f" "f1e4d5e1722c47d6858df441f83ea5a67bf5df54159478677f5b361a8231f58b"`
[INFO] [stdout] f1e4d5e1722c47d6858df441f83ea5a67bf5df54159478677f5b361a8231f58b