[INFO] cloning repository https://github.com/cdown/mack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cdown/mack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdown%2Fmack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdown%2Fmack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccbedbe899730519f73aa42acc8f792515df6cfa
[INFO] testing cdown/mack against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcdown%2Fmack" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cdown/mack on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cdown/mack
[INFO] finished tweaking git repo https://github.com/cdown/mack
[INFO] tweaked toml for git repo https://github.com/cdown/mack written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cdown/mack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded taglib v1.0.0
[INFO] [stderr]   Downloaded taglib-sys v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d536024804fca39fcee70c0df430e05660fa64e1c1117037c6155211a07ccf9b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d536024804fca39fcee70c0df430e05660fa64e1c1117037c6155211a07ccf9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d536024804fca39fcee70c0df430e05660fa64e1c1117037c6155211a07ccf9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d536024804fca39fcee70c0df430e05660fa64e1c1117037c6155211a07ccf9b", kill_on_drop: false }`
[INFO] [stdout] d536024804fca39fcee70c0df430e05660fa64e1c1117037c6155211a07ccf9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f36e7070d0a3a6d0c6933839d6f08914b330f9d49c68d91e833d974e077d80b1
[INFO] running `Command { std: "docker" "start" "-a" "f36e7070d0a3a6d0c6933839d6f08914b330f9d49c68d91e833d974e077d80b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling taglib-sys v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling taglib v1.0.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling mack v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.mack.adb9d8ur-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1" "/opt/rustwide/target/debug/deps/mack-6adc5182f465dbe1.4dscaisnqbxedkst.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtaglib-ee23cb643030df4d.rlib" "/opt/rustwide/target/debug/deps/libtaglib_sys-8a45c53a6bf3993b.rlib" "/opt/rustwide/target/debug/deps/libregex-177c49b41e756cc3.rlib" "/opt/rustwide/target/debug/deps/libthread_local-b5a8520d8d18b76f.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-de68b1b88e656607.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-dea8f4c5cf2b40b3.rlib" "/opt/rustwide/target/debug/deps/libmemchr-8df1994bb164e7a2.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-03dc560a77c5aa3e.rlib" "/opt/rustwide/target/debug/deps/libwalkdir-8ef38a0e4b10736f.rlib" "/opt/rustwide/target/debug/deps/libsame_file-af3a4c01f774075c.rlib" "/opt/rustwide/target/debug/deps/libclap-a28daccd5b7241f4.rlib" "/opt/rustwide/target/debug/deps/libvec_map-7100684f869cd5d4.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-8dff3a9ae4393e1f.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-5e2d22d876255701.rlib" "/opt/rustwide/target/debug/deps/libstrsim-22d7efa33182e3c6.rlib" "/opt/rustwide/target/debug/deps/libbitflags-ef3b499484556621.rlib" "/opt/rustwide/target/debug/deps/libatty-ebbc90d1f4778dfb.rlib" "/opt/rustwide/target/debug/deps/liblibc-17b455bd8188fa8a.rlib" "/opt/rustwide/target/debug/deps/libansi_term-fe7bdec5ded10333.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-3532beb752f910d7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3529ece450b7f3c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-23e8f582a6744f80.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-5e7e0793b29cbf78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-253e0736424ceb78.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-b6fd484888124c85.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-cca4d20e4b53839c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0a7401891c2a4f50.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-efbb25e073df787e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-25965457612624bc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-09058283ea779342.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-ab973dacc0513511.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b437d6640b1f764b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8cc0b2380206399c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-727cdf2b6a468113.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-cf4d442d877ea2f4.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-10-09-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-7e5b6df427ca977c.rlib" "-Wl,-Bdynamic" "-ltag_c" "-ltag" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -ltag_c
[INFO] [stdout]           /usr/bin/ld: cannot find -ltag
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mack`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f36e7070d0a3a6d0c6933839d6f08914b330f9d49c68d91e833d974e077d80b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36e7070d0a3a6d0c6933839d6f08914b330f9d49c68d91e833d974e077d80b1", kill_on_drop: false }`
[INFO] [stdout] f36e7070d0a3a6d0c6933839d6f08914b330f9d49c68d91e833d974e077d80b1
