[INFO] fetching crate polyhorn-ios 0.4.0...
[INFO] testing polyhorn-ios-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate polyhorn-ios 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate polyhorn-ios 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polyhorn-ios 0.4.0
[INFO] finished tweaking crates.io crate polyhorn-ios 0.4.0
[INFO] tweaked toml for crates.io crate polyhorn-ios 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b6c5a03e2e73f342b24bb3f7ba9b0434bd13c883148f3d1c2bfce33752e7f41
[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" "9b6c5a03e2e73f342b24bb3f7ba9b0434bd13c883148f3d1c2bfce33752e7f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b6c5a03e2e73f342b24bb3f7ba9b0434bd13c883148f3d1c2bfce33752e7f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b6c5a03e2e73f342b24bb3f7ba9b0434bd13c883148f3d1c2bfce33752e7f41", kill_on_drop: false }`
[INFO] [stdout] 9b6c5a03e2e73f342b24bb3f7ba9b0434bd13c883148f3d1c2bfce33752e7f41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e8d9933e0d18a602f44c562be1f780d166ee3e62486aedaf6725d5aa344e2f
[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" "73e8d9933e0d18a602f44c562be1f780d166ee3e62486aedaf6725d5aa344e2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling rctree v0.3.3
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling as-any v0.2.0
[INFO] [stderr]    Compiling dispatch v0.2.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.0.3
[INFO] [stderr]    Compiling libloading v0.6.6
[INFO] [stderr]    Compiling polyhorn-build-ios v0.4.0
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling data-url v0.1.0
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling svgtypes v0.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling polyhorn-build-android v0.4.0
[INFO] [stderr]    Compiling kurbo v0.6.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling simplecss v0.2.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling polyhorn-macros v0.4.0
[INFO] [stderr]    Compiling roxmltree v0.13.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling objc v0.2.7
[INFO] [stderr]    Compiling polyhorn-build v0.4.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling fsize v0.1.0
[INFO] [stderr]    Compiling polyhorn-ios-sys v0.4.0
[INFO] [stderr]    Compiling usvg v0.11.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling derivative v2.1.3
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling polyhorn-yoga v0.3.4
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling casco v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling polyhorn-core v0.4.0
[INFO] [stderr]    Compiling polyhorn-ui v0.4.0
[INFO] [stderr]    Compiling polyhorn-ui-macros v0.4.0
[INFO] [stderr]    Compiling polyhorn-ios v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "73e8d9933e0d18a602f44c562be1f780d166ee3e62486aedaf6725d5aa344e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e8d9933e0d18a602f44c562be1f780d166ee3e62486aedaf6725d5aa344e2f", kill_on_drop: false }`
[INFO] [stdout] 73e8d9933e0d18a602f44c562be1f780d166ee3e62486aedaf6725d5aa344e2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06929e1d9a2b1a52ff851f1f64ed4566974ae6e57b9d6914721584179e9bc3e8
[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" "06929e1d9a2b1a52ff851f1f64ed4566974ae6e57b9d6914721584179e9bc3e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyhorn-ios v0.4.0 (/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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.polyhorn_ios.dweh9nf5-cgu.5.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e" "/opt/rustwide/target/debug/deps/polyhorn_ios-08a2ec1e39f3424e.25wh78vwa91jiray.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/polyhorn-yoga-bafc7d5d8fd1b081/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtokio-b80df78d0f2ea4ac.rlib" "/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rlib" "/opt/rustwide/target/debug/deps/libpin_project_lite-8024acad22cac6af.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-c99ebba9851136ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-190ecd0479955c2e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-10cf7eacb763a707.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-5f0069e1a0595222.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-176a753cf8833059.rlib" "/opt/rustwide/target/debug/deps/libas_any-a765752c45dee0d2.rlib" "/opt/rustwide/target/debug/deps/libdispatch-c85047d3574bc8a1.rlib" "/opt/rustwide/target/debug/deps/libpolyhorn_ios_sys-0eeb6e83bc1a4cc5.rlib" "/opt/rustwide/target/debug/deps/libobjc-9422182552b5fd76.rlib" "/opt/rustwide/target/debug/deps/libmalloc_buf-7a8e0ad0d2cc15ad.rlib" "/opt/rustwide/target/debug/deps/liblibc-77d6541a42757d2c.rlib" "/opt/rustwide/target/debug/deps/libfsize-8e32af39a34cd8de.rlib" "/opt/rustwide/target/debug/deps/libpolyhorn_ui-2d4d865f9f843990.rlib" "/opt/rustwide/target/debug/deps/libusvg-992bba11cadae590.rlib" "/opt/rustwide/target/debug/deps/libflate2-47838f1074d89da2.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-fc37096584dd689f.rlib" "/opt/rustwide/target/debug/deps/libadler-013da12b1c81b559.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-52db5a2fb6e5927b.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d82520db93b55397.rlib" "/opt/rustwide/target/debug/deps/librctree-54369262c59b85ad.rlib" "/opt/rustwide/target/debug/deps/libbase64-eb76252f3a009c81.rlib" "/opt/rustwide/target/debug/deps/libsimplecss-44d757e0526f5fa5.rlib" "/opt/rustwide/target/debug/deps/libdata_url-04532b9fd271ec28.rlib" "/opt/rustwide/target/debug/deps/libmatches-48febceb3dcc9296.rlib" "/opt/rustwide/target/debug/deps/libkurbo-12825147e73b0bd1.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-e7311267f78a153b.rlib" "/opt/rustwide/target/debug/deps/libxmlwriter-417673c200f23ff5.rlib" "/opt/rustwide/target/debug/deps/libroxmltree-7c6a1e9777116f5e.rlib" "/opt/rustwide/target/debug/deps/libxmlparser-847f041c4050dcdf.rlib" "/opt/rustwide/target/debug/deps/liblog-93afe3d9087c158b.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libsvgtypes-df106d3518bbaa72.rlib" "/opt/rustwide/target/debug/deps/libsiphasher-266b5285fa80cd5f.rlib" "/opt/rustwide/target/debug/deps/libfloat_cmp-4221d1628383998c.rlib" "/opt/rustwide/target/debug/deps/libpolyhorn_yoga-badf8872e180bd83.rlib" "/opt/rustwide/target/debug/deps/libordered_float-2a13246c91d262b3.rlib" "/opt/rustwide/target/debug/deps/libstrum-94ec94a26cfdcafb.rlib" "/opt/rustwide/target/debug/deps/libquote-c80413db87535708.rlib" "/opt/rustwide/target/debug/deps/libcasco-37bd488442ffc41e.rlib" "/opt/rustwide/target/debug/deps/libproc_macro2-fc674c02767ecd53.rlib" "/opt/rustwide/target/debug/deps/libunicode_xid-5ee0227a60781e0f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libproc_macro-cb11e3bedd94b91c.rlib" "/opt/rustwide/target/debug/deps/libpalette-3ce1731c77e782d6.rlib" "/opt/rustwide/target/debug/deps/libapprox-882a110afb32196c.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-cb2b583837c7ff21.rlib" "/opt/rustwide/target/debug/deps/libbytes-ae8e0e99d586d290.rlib" "/opt/rustwide/target/debug/deps/libpolyhorn_core-3bfa5b7de8ab700e.rlib" "/opt/rustwide/target/debug/deps/libserde-b87c66e89357a9f0.rlib" "/opt/rustwide/target/debug/deps/libfutures-ff6d0528937092c2.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-4e6227680330b5a8.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-fd77610c3871abdc.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e5604f0874edb5fe.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-2b34ddf9401920b6.rlib" "/opt/rustwide/target/debug/deps/libslab-f568091877b30548.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-ed56b9640b96c973.rlib" "/opt/rustwide/target/debug/deps/libpin_project-44effcb480caf02f.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-0083a90d183bda15.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-32fd69fc9b3fe001.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-d3e8bde645142a16.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-16ce9e91f7781613.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-d7bf65b246e4ac9c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-ldispatch" "-lobjc" "-lstdc++" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -ldispatch
[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 `polyhorn-ios`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "06929e1d9a2b1a52ff851f1f64ed4566974ae6e57b9d6914721584179e9bc3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06929e1d9a2b1a52ff851f1f64ed4566974ae6e57b9d6914721584179e9bc3e8", kill_on_drop: false }`
[INFO] [stdout] 06929e1d9a2b1a52ff851f1f64ed4566974ae6e57b9d6914721584179e9bc3e8