[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-1.38-1/sources/1.37.0/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/roblabla/cargo-travis'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/roblabla/cargo-travis" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/roblabla/cargo-travis"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of roblabla/cargo-travis on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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[INFO] the lockfile is outdated, regenerating it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" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing roblabla/cargo-travis against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cded34e15d06109742310de5fa33623fcb0dbc552fa98302167f451c9cdb03f1
[INFO] running `"docker" "start" "-a" "cded34e15d06109742310de5fa33623fcb0dbc552fa98302167f451c9cdb03f1"`
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling jobserver v0.1.16
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rusttype v0.4.3
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling badge v0.2.0
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling crates-io v0.20.0
[INFO] [stderr]    Compiling rustfix v0.4.6
[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/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.cargo_coveralls.bxsev34l-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03" "/opt/crater/target/debug/deps/cargo_coveralls-840234f8b7f49c03.2ir2gi88t94y5ypj.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-da1b35b8a35ad371/out/build" "-L" "/opt/crater/target/debug/build/libnghttp2-sys-19169024ac48b7bd/out/i/lib" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/crater/target/debug/build/backtrace-sys-d5ae900bfde9750d/out" "-L" "/opt/crater/target/debug/build/miniz-sys-e6b91e84307dae80/out" "-L" "/opt/crater/target/debug/build/libgit2-sys-6c5c138c335a8cd0/out/build" "-L" "/opt/crater/target/debug/build/libssh2-sys-f72b8e05765690b6/out/build" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libenv_logger-cb7e789ea3e5bcd5.rlib" "/opt/crater/target/debug/deps/libregex-c12a07ba2cef7200.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-cc1cabb2cf7145bf.rlib" "/opt/crater/target/debug/deps/libregex_syntax-f02878b30c9311c4.rlib" "/opt/crater/target/debug/deps/libucd_util-c0b3d8114e0f53f5.rlib" "/opt/crater/target/debug/deps/libaho_corasick-a97f7bbd6313e20c.rlib" "/opt/crater/target/debug/deps/liblog-c97b73a8bcee9985.rlib" "/opt/crater/target/debug/deps/libdocopt-498a84b702666514.rlib" "/opt/crater/target/debug/deps/libstrsim-2eec9c50ebde54d5.rlib" "/opt/crater/target/debug/deps/libcargo_travis-04e5139bcaa8bea9.rlib" "/opt/crater/target/debug/deps/libfs_extra-361dab41e23cb6c2.rlib" "/opt/crater/target/debug/deps/libbadge-dda0a3407f6e8b96.rlib" "/opt/crater/target/debug/deps/librusttype-26c82037308985dc.rlib" "/opt/crater/target/debug/deps/libordered_float-5b2e7e3ab128ca6e.rlib" "/opt/crater/target/debug/deps/libunreachable-7dd4ced4819ef3ab.rlib" "/opt/crater/target/debug/deps/libvoid-4fb26e3b0cb57bde.rlib" "/opt/crater/target/debug/deps/libnum_traits-2100ee188db6bd62.rlib" "/opt/crater/target/debug/deps/libnum_traits-64f50821abf23d98.rlib" "/opt/crater/target/debug/deps/libstb_truetype-dbbb8ae0246baf55.rlib" "/opt/crater/target/debug/deps/libarrayvec-f64ddaa5f4449e8f.rlib" "/opt/crater/target/debug/deps/libnodrop-7f98e5f8ec110eeb.rlib" "/opt/crater/target/debug/deps/libbase64-cc637031afaea5c5.rlib" "/opt/crater/target/debug/deps/libsafemem-a19c8ef0327c60ac.rlib" "/opt/crater/target/debug/deps/libbyteorder-98f71e4258b709b0.rlib" "/opt/crater/target/debug/deps/libcargo-1c0c47c471dc765f.rlib" "/opt/crater/target/debug/deps/libcrypto_hash-8b513546a5101797.rlib" "/opt/crater/target/debug/deps/libopenssl-7127dbbfba76943f.rlib" "/opt/crater/target/debug/deps/libforeign_types-4eb93eebf43a44d4.rlib" "/opt/crater/target/debug/deps/libforeign_types_shared-e23d8c6f366950c3.rlib" "/opt/crater/target/debug/deps/libtoml-a66c94a4c31323f1.rlib" "/opt/crater/target/debug/deps/libtermcolor-79496754b4470ebc.rlib" "/opt/crater/target/debug/deps/libtempfile-b29d5749da4bbd9d.rlib" "/opt/crater/target/debug/deps/librand-8b15411866abd9f1.rlib" "/opt/crater/target/debug/deps/librand_chacha-7ab0375c8e73b81e.rlib" "/opt/crater/target/debug/deps/libc2_chacha-f16892c13faa6da1.rlib" "/opt/crater/target/debug/deps/libppv_lite86-d642cb1e0049ec58.rlib" "/opt/crater/target/debug/deps/librand_core-b98b73c4d658421f.rlib" "/opt/crater/target/debug/deps/libgetrandom-4696f98276bb287c.rlib" "/opt/crater/target/debug/deps/libremove_dir_all-51acb8a212d22924.rlib" "/opt/crater/target/debug/deps/libtar-17fdfeb5f9d290db.rlib" "/opt/crater/target/debug/deps/libshell_escape-0eeb9559bd1e3eeb.rlib" "/opt/crater/target/debug/deps/libserde_ignored-bbd5b6c45e195b67.rlib" "/opt/crater/target/debug/deps/libsemver-38e27790bed68de9.rlib" "/opt/crater/target/debug/deps/libsemver_parser-872b0e6ae46c91a1.rlib" "/opt/crater/target/debug/deps/librustfix-85e6f4b28c215cda.rlib" "/opt/crater/target/debug/deps/libopener-b656cd5e76399c2b.rlib" "/opt/crater/target/debug/deps/libnum_cpus-b569161181e0c021.rlib" "/opt/crater/target/debug/deps/liblazycell-45116a8946ed0c92.rlib" "/opt/crater/target/debug/deps/libjobserver-1527d86dfe4360d7.rlib" "/opt/crater/target/debug/deps/libignore-b7b1ffe992da0df5.rlib" "/opt/crater/target/debug/deps/libwalkdir-cfb6377a04f8e7b5.rlib" "/opt/crater/target/debug/deps/libsame_file-8268c7efcedb46b2.rlib" "/opt/crater/target/debug/deps/libglobset-9d0f7a8ed16941b3.rlib" "/opt/crater/target/debug/deps/libregex-2f54045970e77773.rlib" "/opt/crater/target/debug/deps/libregex_syntax-bd99c61924ee7656.rlib" "/opt/crater/target/debug/deps/libthread_local-2ae771cec36f83c2.rlib" "/opt/crater/target/debug/deps/libfnv-6e18f98be4338210.rlib" "/opt/crater/target/debug/deps/libbstr-70f4c18b890a47a5.rlib" "/opt/crater/target/debug/deps/libaho_corasick-d762a0026dd53dbb.rlib" "/opt/crater/target/debug/deps/libmemchr-23e7689be8a12a36.rlib" "/opt/crater/target/debug/deps/libcrossbeam_channel-d970ccf301adf1a2.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-e32b73b6a212c837.rlib" "/opt/crater/target/debug/deps/liblazy_static-1f7a4359e40a6da9.rlib" "/opt/crater/target/debug/deps/libhome-72d55d179abfe9be.rlib" "/opt/crater/target/debug/deps/libhex-cfcedefda878ea76.rlib" "/opt/crater/target/debug/deps/libglob-31fe06c730b4ed3f.rlib" "/opt/crater/target/debug/deps/libgit2-c8dcbcd429b0ee63.rlib" "/opt/crater/target/debug/deps/liblog-6796845c78a3960b.rlib" "/opt/crater/target/debug/deps/liblibgit2_sys-380b59565435a62c.rlib" "/opt/crater/target/debug/deps/liblibssh2_sys-8b81ed62c85d2049.rlib" "/opt/crater/target/debug/deps/libfs2-3b1d34a5cbd1c69c.rlib" "/opt/crater/target/debug/deps/libflate2-4c2fbe6f09627740.rlib" "/opt/crater/target/debug/deps/libminiz_sys-d1a6f8c2cfb9ecb9.rlib" "/opt/crater/target/debug/deps/libcrc32fast-36786f74e06a90c6.rlib" "/opt/crater/target/debug/deps/libfiletime-541a240515dc1495.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-f73b252af0757295.rlib" "/opt/crater/target/debug/deps/libcrates_io-47583471c0d2ef70.rlib" "/opt/crater/target/debug/deps/liburl-ee604ccef16e6499.rlib" "/opt/crater/target/debug/deps/libpercent_encoding-b2b1eddedcc9d5cc.rlib" "/opt/crater/target/debug/deps/libidna-7075ca6261d9bac1.rlib" "/opt/crater/target/debug/deps/libunicode_normalization-b16029f4e9e6461c.rlib" "/opt/crater/target/debug/deps/libsmallvec-7295b1a781bd56b7.rlib" "/opt/crater/target/debug/deps/libunicode_bidi-020a270ca49d2bee.rlib" "/opt/crater/target/debug/deps/libmatches-9f7ad04d44b47530.rlib" "/opt/crater/target/debug/deps/libserde_json-ce8632578aa437dc.rlib" "/opt/crater/target/debug/deps/libryu-a9583eff3872e809.rlib" "/opt/crater/target/debug/deps/libitoa-fbd08118d5c2ed14.rlib" "/opt/crater/target/debug/deps/libserde-50e5d46514dccf4f.rlib" "/opt/crater/target/debug/deps/libfailure-700c523afda724f7.rlib" "/opt/crater/target/debug/deps/libbacktrace-6d0bf057d693e952.rlib" "/opt/crater/target/debug/deps/libbacktrace_sys-4ba3fb5c8a305755.rlib" "/opt/crater/target/debug/deps/librustc_demangle-93c44a61a479f45e.rlib" "/opt/crater/target/debug/deps/libcurl-2195d561a5bb0adf.rlib" "/opt/crater/target/debug/deps/libopenssl_probe-b2544a39eea5fe98.rlib" "/opt/crater/target/debug/deps/libsocket2-811ccd3f96ea05e9.rlib" "/opt/crater/target/debug/deps/libcfg_if-c978b2f886ff1de7.rlib" "/opt/crater/target/debug/deps/libcurl_sys-74ea11d3c627bb9c.rlib" "/opt/crater/target/debug/deps/libopenssl_sys-e8bb1223d27292b8.rlib" "/opt/crater/target/debug/deps/liblibz_sys-facd3f421080b4a8.rlib" "/opt/crater/target/debug/deps/liblibnghttp2_sys-f367e7f308dddd64.rlib" "/opt/crater/target/debug/deps/libclap-edef0e612091720f.rlib" "/opt/crater/target/debug/deps/libvec_map-dfe47d7ef870925b.rlib" "/opt/crater/target/debug/deps/libtextwrap-1bfd55d095ac62fb.rlib" "/opt/crater/target/debug/deps/libunicode_width-be270ae5acdefae2.rlib" "/opt/crater/target/debug/deps/libstrsim-71052c127de7173f.rlib" "/opt/crater/target/debug/deps/libbitflags-c2b055ef483e7b37.rlib" "/opt/crater/target/debug/deps/libansi_term-8091014737d4fb0a.rlib" "/opt/crater/target/debug/deps/libbytesize-55f2f37ee6956707.rlib" "/opt/crater/target/debug/deps/libatty-22eb3b2ac1d714c2.rlib" "/opt/crater/target/debug/deps/liblibc-37f3d1c853b3b7bd.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.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" "cded34e15d06109742310de5fa33623fcb0dbc552fa98302167f451c9cdb03f1"`
[INFO] running `"docker" "rm" "-f" "cded34e15d06109742310de5fa33623fcb0dbc552fa98302167f451c9cdb03f1"`
[INFO] [stdout] cded34e15d06109742310de5fa33623fcb0dbc552fa98302167f451c9cdb03f1