[INFO] updating cached repository cdown/mack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cdown/mack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cdown/mack" "work/ex/beta-1.38-1/sources/1.37.0/gh/cdown/mack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cdown/mack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cdown/mack" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cdown/mack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cdown/mack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a4d33a3d6b077789fe1a80b2244cc952ed1fe77
[INFO] sha for GitHub repo cdown/mack: 8a4d33a3d6b077789fe1a80b2244cc952ed1fe77
[INFO] validating manifest of cdown/mack 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 cdown/mack 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 cdown/mack
[INFO] finished frobbing cdown/mack
[INFO] frobbed toml for cdown/mack written to work/ex/beta-1.38-1/sources/1.37.0/gh/cdown/mack/Cargo.toml
[INFO] started frobbing cdown/mack
[INFO] finished frobbing cdown/mack
[INFO] frobbed toml for cdown/mack written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cdown/mack/Cargo.toml
[INFO] crate cdown/mack 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing cdown/mack 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-6/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/cdown/mack:/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] 9d371a0a57a8778241553254296b702b2840c889438bc9fe7a1a2a59dda7f192
[INFO] running `"docker" "start" "-a" "9d371a0a57a8778241553254296b702b2840c889438bc9fe7a1a2a59dda7f192"`
[INFO] [stderr]    Compiling taglib-sys v1.0.0
[INFO] [stderr]    Compiling taglib v1.0.0
[INFO] [stderr]    Compiling mack v0.1.0 (/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/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.mack.6suokugm-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150" "/opt/crater/target/debug/deps/mack-b7a17f9d58502150.3jbgebguzjb4yvte.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-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/libtaglib-73e7c90ae7613902.rlib" "/opt/crater/target/debug/deps/libtaglib_sys-9214676df16f6cfd.rlib" "/opt/crater/target/debug/deps/libregex-0a2d0abfafaef22b.rlib" "/opt/crater/target/debug/deps/libutf8_ranges-c191d8c7b5f7a732.rlib" "/opt/crater/target/debug/deps/libregex_syntax-f97a9ff8118ac81b.rlib" "/opt/crater/target/debug/deps/libucd_util-b5b9d245693ae036.rlib" "/opt/crater/target/debug/deps/libthread_local-2c5679b1b6925069.rlib" "/opt/crater/target/debug/deps/libaho_corasick-0c415d1ba6bbaa1f.rlib" "/opt/crater/target/debug/deps/libmemchr-632771d8bb6bea3c.rlib" "/opt/crater/target/debug/deps/liblazy_static-d886e0cc02e1c21a.rlib" "/opt/crater/target/debug/deps/libwalkdir-1876bac1f7aeed1c.rlib" "/opt/crater/target/debug/deps/libsame_file-dc221faf6e5ddf62.rlib" "/opt/crater/target/debug/deps/libclap-124af0f0fb10fe15.rlib" "/opt/crater/target/debug/deps/libvec_map-dfe47d7ef870925b.rlib" "/opt/crater/target/debug/deps/libtextwrap-552a4fc03518be30.rlib" "/opt/crater/target/debug/deps/libunicode_width-be270ae5acdefae2.rlib" "/opt/crater/target/debug/deps/libstrsim-323d74444d0cce8b.rlib" "/opt/crater/target/debug/deps/libbitflags-67998902f09e32c1.rlib" "/opt/crater/target/debug/deps/libatty-a0f05b86ed62b3fb.rlib" "/opt/crater/target/debug/deps/liblibc-bdc2386f4cce9efc.rlib" "/opt/crater/target/debug/deps/libansi_term-8091014737d4fb0a.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" "-ltag_c" "-ltag" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -ltag_c
[INFO] [stderr]           /usr/bin/ld: cannot find -ltag
[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 `mack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9d371a0a57a8778241553254296b702b2840c889438bc9fe7a1a2a59dda7f192"`
[INFO] running `"docker" "rm" "-f" "9d371a0a57a8778241553254296b702b2840c889438bc9fe7a1a2a59dda7f192"`
[INFO] [stdout] 9d371a0a57a8778241553254296b702b2840c889438bc9fe7a1a2a59dda7f192