[INFO] updating cached repository michaelsproul/aus_senate
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/michaelsproul/aus_senate
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/michaelsproul/aus_senate" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/michaelsproul/aus_senate"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/michaelsproul/aus_senate'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/michaelsproul/aus_senate" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/michaelsproul/aus_senate"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/michaelsproul/aus_senate'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6512d6a089fc24359d786fe6d12e480de5767bb5
[INFO] sha for GitHub repo michaelsproul/aus_senate: 6512d6a089fc24359d786fe6d12e480de5767bb5
[INFO] validating manifest of michaelsproul/aus_senate on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of michaelsproul/aus_senate on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing michaelsproul/aus_senate
[INFO] finished frobbing michaelsproul/aus_senate
[INFO] frobbed toml for michaelsproul/aus_senate written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/michaelsproul/aus_senate/Cargo.toml
[INFO] started frobbing michaelsproul/aus_senate
[INFO] finished frobbing michaelsproul/aus_senate
[INFO] frobbed toml for michaelsproul/aus_senate written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/michaelsproul/aus_senate/Cargo.toml
[INFO] crate michaelsproul/aus_senate has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing michaelsproul/aus_senate against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/michaelsproul/aus_senate:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 1d078f2ad96a13ebb128e32242565d6864b48ffc2a201ffc9547937a8dcd6b72
[INFO] running `"docker" "start" "-a" "1d078f2ad96a13ebb128e32242565d6864b48ffc2a201ffc9547937a8dcd6b72"`
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling rust-gmp v0.5.0
[INFO] [stderr]    Compiling itertools v0.6.0
[INFO] [stderr]    Compiling csv-core v0.1.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling csv v1.0.0-beta.3
[INFO] [stderr]    Compiling aus_senate v0.2.0 (/opt/crater/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/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.election2016.3iyelxgp-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac" "/opt/crater/target/debug/deps/election2016-ae90aeff0cfc6aac.mcya5mz0yjjfci1.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libaus_senate-7d2ebf6f15898b23.rlib" "/opt/crater/target/debug/deps/librand-6b720f5673c59bb5.rlib" "/opt/crater/target/debug/deps/libitertools-ed0fb6d290c03b82.rlib" "/opt/crater/target/debug/deps/libeither-0832cd2993181176.rlib" "/opt/crater/target/debug/deps/libunwrap-f6f6e06d3ed2b661.rlib" "/opt/crater/target/debug/deps/libgmp-55ad5635daf4d3a5.rlib" "/opt/crater/target/debug/deps/libnum_traits-bf3b686e616cf107.rlib" "/opt/crater/target/debug/deps/libcsv-d2b1dedb978546f1.rlib" "/opt/crater/target/debug/deps/libserde-8c62e95c0bde3bc6.rlib" "/opt/crater/target/debug/deps/libcsv_core-c55f504f9b87a0de.rlib" "/opt/crater/target/debug/deps/libenv_logger-420219f6838a2ccb.rlib" "/opt/crater/target/debug/deps/libregex-8f81ad9afbc3b3e9.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-93e5a3b47bfbeeb5.rlib" "/opt/crater/target/debug/deps/libregex_syntax-cc63cf2e8ef308e9.rlib" "/opt/crater/target/debug/deps/libthread_local-fa172ea7990073ae.rlib" "/opt/crater/target/debug/deps/libunreachable-29b83575fcdda197.rlib" "/opt/crater/target/debug/deps/libvoid-a9edef1ffe81944e.rlib" "/opt/crater/target/debug/deps/libthread_id-eb90863d05201ad3.rlib" "/opt/crater/target/debug/deps/libaho_corasick-15163d45535e7c7d.rlib" "/opt/crater/target/debug/deps/libmemchr-a32af3daf4774ecf.rlib" "/opt/crater/target/debug/deps/liblibc-d83674006997dff3.rlib" "/opt/crater/target/debug/deps/liblog-91ae54ffb7ed15d9.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-b9cdeeb7d71e069b.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-2c784314f5b61a49.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-3b6efc0e4ddb88fa.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f958c03192217b33.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6a937665f3cd6c5f.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e29e11dee090b90f.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-83c4e27232163c87.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-39348c626a7cd664.rlib" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-a98540404781e6a7.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/7fea0229842e79db1159ea58ad9a653b288efee9-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f0f63061644276a5.rlib" "-Wl,-Bdynamic" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[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 `aus_senate`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1d078f2ad96a13ebb128e32242565d6864b48ffc2a201ffc9547937a8dcd6b72"`
[INFO] running `"docker" "rm" "-f" "1d078f2ad96a13ebb128e32242565d6864b48ffc2a201ffc9547937a8dcd6b72"`
[INFO] [stdout] 1d078f2ad96a13ebb128e32242565d6864b48ffc2a201ffc9547937a8dcd6b72