[INFO] updating cached repository roblabla/cargo-travis
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/roblabla/cargo-travis
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/roblabla/cargo-travis" "work/ex/beta-1.37-6/sources/1.36.0/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/roblabla/cargo-travis'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/roblabla/cargo-travis" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/roblabla/cargo-travis'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 449e7e1d6695c050cf2ed8a859629c067ebb5676
[INFO] sha for GitHub repo roblabla/cargo-travis: 449e7e1d6695c050cf2ed8a859629c067ebb5676
[INFO] validating manifest of roblabla/cargo-travis on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of roblabla/cargo-travis on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing roblabla/cargo-travis
[INFO] finished frobbing roblabla/cargo-travis
[INFO] frobbed toml for roblabla/cargo-travis written to work/ex/beta-1.37-6/sources/1.36.0/gh/roblabla/cargo-travis/Cargo.toml
[INFO] started frobbing roblabla/cargo-travis
[INFO] finished frobbing roblabla/cargo-travis
[INFO] frobbed toml for roblabla/cargo-travis written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/roblabla/cargo-travis/Cargo.toml
[INFO] crate roblabla/cargo-travis already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/roblabla/cargo-travis/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing roblabla/cargo-travis against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/roblabla/cargo-travis:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 3956c8f8e0e43ce2ddb1ad240dca503bc4aa246d6fee4d69bb789a470f5f7676
[INFO] running `"docker" "start" "-a" "3956c8f8e0e43ce2ddb1ad240dca503bc4aa246d6fee4d69bb789a470f5f7676"`
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling getrandom v0.1.7
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.6
[INFO] [stderr]    Compiling jobserver v0.1.16
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling rusttype v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling badge v0.2.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling ignore v0.4.8
[INFO] [stderr]    Compiling rustfix v0.4.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling crates-io v0.20.0
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling git2-curl v0.8.2
[INFO] [stderr]    Compiling cargo v0.32.0
[INFO] [stderr]    Compiling cargo-travis v0.0.10 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/lib.rs:191:5
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fs::create_dir(&kcov_build_dir);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[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/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.cargo_coveralls.7g47bkyp-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8" "/opt/crater/target/debug/deps/cargo_coveralls-91d5733ab7b498d8.44ok4sb3da3js996.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/target/debug/build/curl-sys-6cb560cb1cf27155/out/build" "-L" "/opt/crater/target/debug/build/libnghttp2-sys-34c3f955bb5ed6d1/out/i/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/backtrace-sys-46319fa5dea5f4c2/out" "-L" "/opt/crater/target/debug/build/miniz-sys-9816d4501de151d5/out" "-L" "/opt/crater/target/debug/build/libgit2-sys-d125cd11d2b28874/out/build" "-L" "/opt/crater/target/debug/build/libssh2-sys-e78d4aea85c04e88/out/build" "-L" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libenv_logger-dbb31332eec9c360.rlib" "/opt/crater/target/debug/deps/libregex-26fb8674d142841d.rlib" "/opt/crater/target/debug/deps/libregex_syntax-9f366e6fcd5f9b6c.rlib" "/opt/crater/target/debug/deps/libaho_corasick-8662fb1d0f3bd23a.rlib" "/opt/crater/target/debug/deps/liblog-a60233c9189805c1.rlib" "/opt/crater/target/debug/deps/libdocopt-78af6bbab8e91ed1.rlib" "/opt/crater/target/debug/deps/libstrsim-8edf22847cc94ecf.rlib" "/opt/crater/target/debug/deps/libcargo_travis-e5ae68b10d707e3a.rlib" "/opt/crater/target/debug/deps/libfs_extra-c7db34f38df75bbe.rlib" "/opt/crater/target/debug/deps/libbadge-10e437d355c9717c.rlib" "/opt/crater/target/debug/deps/librusttype-022db240d67ef3e0.rlib" "/opt/crater/target/debug/deps/libordered_float-f6b7b07f29bfc045.rlib" "/opt/crater/target/debug/deps/libunreachable-82bd20dc79f20878.rlib" "/opt/crater/target/debug/deps/libvoid-e4249880315f5034.rlib" "/opt/crater/target/debug/deps/libnum_traits-2ff1be0d267196f3.rlib" "/opt/crater/target/debug/deps/libnum_traits-8c434304d2c544b1.rlib" "/opt/crater/target/debug/deps/libstb_truetype-587b4ddca73fd12b.rlib" "/opt/crater/target/debug/deps/libarrayvec-767c045c77a182cf.rlib" "/opt/crater/target/debug/deps/libnodrop-e7a4f1c1f7749e1f.rlib" "/opt/crater/target/debug/deps/libbase64-0f6ed180ad97c595.rlib" "/opt/crater/target/debug/deps/libsafemem-1abe614afb07ff89.rlib" "/opt/crater/target/debug/deps/libbyteorder-1ca0e27fd3a97256.rlib" "/opt/crater/target/debug/deps/libcargo-65a664241459c9af.rlib" "/opt/crater/target/debug/deps/libcrypto_hash-9eaea30c80803c6d.rlib" "/opt/crater/target/debug/deps/libopenssl-42df500f70977214.rlib" "/opt/crater/target/debug/deps/libforeign_types-18c90140df6a780d.rlib" "/opt/crater/target/debug/deps/libforeign_types_shared-4758894be52a3354.rlib" "/opt/crater/target/debug/deps/libtoml-c24604c4433f21f1.rlib" "/opt/crater/target/debug/deps/libtermcolor-daa056bf4b66f6ae.rlib" "/opt/crater/target/debug/deps/libtempfile-ce1e1bb606e63ecc.rlib" "/opt/crater/target/debug/deps/librand-69dc1c5a87396ce5.rlib" "/opt/crater/target/debug/deps/librand_chacha-df9383e1c93c5ae7.rlib" "/opt/crater/target/debug/deps/libc2_chacha-43104efcd90ce066.rlib" "/opt/crater/target/debug/deps/libppv_lite86-17068f24255d3c25.rlib" "/opt/crater/target/debug/deps/librand_core-47351f68beb00957.rlib" "/opt/crater/target/debug/deps/libgetrandom-5683290c2df08e95.rlib" "/opt/crater/target/debug/deps/libremove_dir_all-5c8f22a51d235b87.rlib" "/opt/crater/target/debug/deps/libtar-e9fea5bb82e33d46.rlib" "/opt/crater/target/debug/deps/libshell_escape-e43f28d5021bdabb.rlib" "/opt/crater/target/debug/deps/libserde_ignored-6fb4dcc24dbd1889.rlib" "/opt/crater/target/debug/deps/libsemver-a946999574216070.rlib" "/opt/crater/target/debug/deps/libsemver_parser-5c89345dbd537354.rlib" "/opt/crater/target/debug/deps/librustfix-7d1ad79d8244dfef.rlib" "/opt/crater/target/debug/deps/libopener-70fd0e326213db84.rlib" "/opt/crater/target/debug/deps/libnum_cpus-84b2b9d4899d054a.rlib" "/opt/crater/target/debug/deps/liblazycell-a8dafada2082fef2.rlib" "/opt/crater/target/debug/deps/libjobserver-167165d3e556663a.rlib" "/opt/crater/target/debug/deps/libignore-965dffd26eef3b7c.rlib" "/opt/crater/target/debug/deps/libwalkdir-e2e9f739cb050018.rlib" "/opt/crater/target/debug/deps/libsame_file-0853742fdfbfd6bb.rlib" "/opt/crater/target/debug/deps/libglobset-9437dc619d34fa16.rlib" "/opt/crater/target/debug/deps/libregex-c3d123b3b5a26f66.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-c6a873325be34359.rlib" "/opt/crater/target/debug/deps/libregex_syntax-8d712e1be50cb1b8.rlib" "/opt/crater/target/debug/deps/libucd_util-4ceb5a30356a8267.rlib" "/opt/crater/target/debug/deps/libthread_local-0d1f504ec86ae5ec.rlib" "/opt/crater/target/debug/deps/libfnv-0d57e5fd8327cc13.rlib" "/opt/crater/target/debug/deps/libbstr-f453d33b9a107acf.rlib" "/opt/crater/target/debug/deps/libaho_corasick-153b065a541ebcf4.rlib" "/opt/crater/target/debug/deps/libmemchr-603e105d3530919e.rlib" "/opt/crater/target/debug/deps/libcrossbeam_channel-9f2641e9604c6319.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-1194d3403efb476d.rlib" "/opt/crater/target/debug/deps/liblazy_static-35422c5bca3b6d90.rlib" "/opt/crater/target/debug/deps/libhome-b837da7732459611.rlib" "/opt/crater/target/debug/deps/libhex-8c7be173b7b67a49.rlib" "/opt/crater/target/debug/deps/libglob-070f420690fb6881.rlib" "/opt/crater/target/debug/deps/libgit2-846035ce26dc1738.rlib" "/opt/crater/target/debug/deps/liblog-481c00b0f76d55f6.rlib" "/opt/crater/target/debug/deps/liblibgit2_sys-3430084273c792cb.rlib" "/opt/crater/target/debug/deps/liblibssh2_sys-737dd661a806ec00.rlib" "/opt/crater/target/debug/deps/libfs2-7df2c8f08ccd2603.rlib" "/opt/crater/target/debug/deps/libflate2-cad7ee2351f1dbbb.rlib" "/opt/crater/target/debug/deps/libminiz_sys-260673aae3dfa084.rlib" "/opt/crater/target/debug/deps/libcrc32fast-8382140c27ae8ccc.rlib" "/opt/crater/target/debug/deps/libfiletime-a55539b0d97e0dc9.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-18baa1a70943fe72.rlib" "/opt/crater/target/debug/deps/libcrates_io-39555ecd56228a84.rlib" "/opt/crater/target/debug/deps/liburl-d1846cda2e7e44b0.rlib" "/opt/crater/target/debug/deps/libpercent_encoding-46b84a469bd03b92.rlib" "/opt/crater/target/debug/deps/libidna-5950e5a8905ea49d.rlib" "/opt/crater/target/debug/deps/libunicode_normalization-1d9a5692bf796d09.rlib" "/opt/crater/target/debug/deps/libsmallvec-e7fd7440a8b77331.rlib" "/opt/crater/target/debug/deps/libunicode_bidi-a91dbe3d8912b8a4.rlib" "/opt/crater/target/debug/deps/libmatches-3af62a8bbaa5211e.rlib" "/opt/crater/target/debug/deps/libserde_json-c281fa646043ca78.rlib" "/opt/crater/target/debug/deps/libryu-ee97bb54d9ea9443.rlib" "/opt/crater/target/debug/deps/libitoa-b6d9c91cf55afec8.rlib" "/opt/crater/target/debug/deps/libserde-3d1ab5ca72a3850f.rlib" "/opt/crater/target/debug/deps/libfailure-db9b23f8fe9cc356.rlib" "/opt/crater/target/debug/deps/libbacktrace-809c1c674beec623.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-ac3220cfa761e414.rlib" "/opt/crater/target/debug/deps/librustc_demangle-d6489bf3118003aa.rlib" "/opt/crater/target/debug/deps/libcurl-8ffd24e87b621806.rlib" "/opt/crater/target/debug/deps/libopenssl_probe-51b1365b46c92494.rlib" "/opt/crater/target/debug/deps/libsocket2-baf0a9ac46f8038f.rlib" "/opt/crater/target/debug/deps/libcfg_if-29b6f8db75d699b1.rlib" "/opt/crater/target/debug/deps/libcurl_sys-653b216938a768c4.rlib" "/opt/crater/target/debug/deps/libopenssl_sys-c30019841a4b7845.rlib" "/opt/crater/target/debug/deps/liblibz_sys-9ba7190ed7d3d8b1.rlib" "/opt/crater/target/debug/deps/liblibnghttp2_sys-fdbce80fdd5cd358.rlib" "/opt/crater/target/debug/deps/libclap-1b07d432c48143f5.rlib" "/opt/crater/target/debug/deps/libvec_map-543e31245cb37b03.rlib" "/opt/crater/target/debug/deps/libtextwrap-e00b32a731dbde30.rlib" "/opt/crater/target/debug/deps/libunicode_width-26f3734d51bc29d0.rlib" "/opt/crater/target/debug/deps/libstrsim-4a39029ad64e04f4.rlib" "/opt/crater/target/debug/deps/libbitflags-7220c27e9b431920.rlib" "/opt/crater/target/debug/deps/libansi_term-d78a4dc68e723c1a.rlib" "/opt/crater/target/debug/deps/libbytesize-341fd1fa261b76db.rlib" "/opt/crater/target/debug/deps/libatty-4a37f90f69ed8f4d.rlib" "/opt/crater/target/debug/deps/liblibc-e3ba75b536aabfa5.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9895e8982b0a79e7.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-57306b8ed3378a0e.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-54463ae5adae3649.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d99667b199a9875a.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-51f4300e102199f5.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-b3ccf1f7737a6a91.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-157c37a3ceb78853.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-505bcee45aafb736.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c29abd529ba4452b.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-895383a3232f6572.rlib" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5594cb4f559bc761.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/1.36.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-38e90baf978bc428.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lz" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stderr]           compilation terminated.
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `cargo-travis`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3956c8f8e0e43ce2ddb1ad240dca503bc4aa246d6fee4d69bb789a470f5f7676"`
[INFO] running `"docker" "rm" "-f" "3956c8f8e0e43ce2ddb1ad240dca503bc4aa246d6fee4d69bb789a470f5f7676"`
[INFO] [stdout] 3956c8f8e0e43ce2ddb1ad240dca503bc4aa246d6fee4d69bb789a470f5f7676