[INFO] fetching crate polyhorn-ios 0.4.0...
[INFO] testing polyhorn-ios-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate polyhorn-ios 0.4.0 into /workspace/builds/worker-7-tc1/source
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate polyhorn-ios 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 117 packages to latest compatible versions
[INFO] [stderr]       Adding as-any v0.2.1 (available: v0.3.2)
[INFO] [stderr]       Adding fsize v0.1.1 (available: v1.0.0)
[INFO] [stderr]       Adding smart-default v0.6.0 (available: v0.7.1)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.52.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded polyhorn-ui-macros v0.4.0
[INFO] [stderr]   Downloaded roxmltree v0.13.1
[INFO] [stderr]   Downloaded as-any v0.2.1
[INFO] [stderr]   Downloaded polyhorn-ios-sys v0.4.0
[INFO] [stderr]   Downloaded svgtypes v0.5.0
[INFO] [stderr]   Downloaded polyhorn-ui v0.4.0
[INFO] [stderr]   Downloaded palette v0.5.0
[INFO] [stderr]   Downloaded polyhorn-core v0.4.0
[INFO] [stderr]   Downloaded data-url v0.1.1
[INFO] [stderr]   Downloaded float-cmp v0.5.3
[INFO] [stderr]   Downloaded fsize v0.1.1
[INFO] [stderr]   Downloaded polyhorn-build-android v0.4.0
[INFO] [stderr]   Downloaded bindgen v0.55.1
[INFO] [stderr]   Downloaded polyhorn-build-ios v0.4.0
[INFO] [stderr]   Downloaded polyhorn-build v0.4.1
[INFO] [stderr]   Downloaded polyhorn-macros v0.4.0
[INFO] [stderr]   Downloaded casco v0.4.0
[INFO] [stderr]   Downloaded palette_derive v0.5.0
[INFO] [stderr]   Downloaded kurbo v0.6.3
[INFO] [stderr]   Downloaded rctree v0.3.3
[INFO] [stderr]   Downloaded usvg v0.11.0
[INFO] [stderr]   Downloaded polyhorn-yoga v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a19b831a3b76f8c141e7cd0e86f4df79fbf0aecc2c2f9786b9c5cfc380e5a8d
[INFO] running `Command { std: "docker" "start" "-a" "5a19b831a3b76f8c141e7cd0e86f4df79fbf0aecc2c2f9786b9c5cfc380e5a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a19b831a3b76f8c141e7cd0e86f4df79fbf0aecc2c2f9786b9c5cfc380e5a8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a19b831a3b76f8c141e7cd0e86f4df79fbf0aecc2c2f9786b9c5cfc380e5a8d", kill_on_drop: false }`
[INFO] [stdout] 5a19b831a3b76f8c141e7cd0e86f4df79fbf0aecc2c2f9786b9c5cfc380e5a8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b55f9152dacaeffa1cc60600f0bb97d282e5b29d5092490fc6620221da80faa
[INFO] running `Command { std: "docker" "start" "-a" "7b55f9152dacaeffa1cc60600f0bb97d282e5b29d5092490fc6620221da80faa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling polyhorn-build-android v0.4.0
[INFO] [stderr]    Compiling polyhorn-build-ios v0.4.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling roxmltree v0.13.1
[INFO] [stderr]    Compiling data-url v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling polyhorn-build v0.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling kurbo v0.6.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling pico-args v0.3.4
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling rctree v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling svgtypes v0.5.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling polyhorn-ios-sys v0.4.0
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling objc v0.2.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling fsize v0.1.1
[INFO] [stderr]    Compiling dispatch v0.2.0
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling as-any v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling polyhorn-macros v0.4.0
[INFO] [stderr]    Compiling usvg v0.11.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling smart-default v0.6.0
[INFO] [stderr]    Compiling casco v0.4.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling polyhorn-core v0.4.0
[INFO] [stderr]    Compiling polyhorn-yoga v0.3.4
[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` profile [unoptimized + debuginfo] target(s) in 46.21s
[INFO] running `Command { std: "docker" "inspect" "7b55f9152dacaeffa1cc60600f0bb97d282e5b29d5092490fc6620221da80faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b55f9152dacaeffa1cc60600f0bb97d282e5b29d5092490fc6620221da80faa", kill_on_drop: false }`
[INFO] [stdout] 7b55f9152dacaeffa1cc60600f0bb97d282e5b29d5092490fc6620221da80faa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f687bb6a82bbc6f80046d06a74e1fbcc7ceac1edcb6229339a4d932f1689d7f
[INFO] running `Command { std: "docker" "start" "-a" "7f687bb6a82bbc6f80046d06a74e1fbcc7ceac1edcb6229339a4d932f1689d7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyhorn-ios v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcd9uy3K/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libtokio-7078e768e44189df,libfnv-2d77ec4f6f971b24,libpin_project_lite-f52fea189085f5e6}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libas_any-baf31831e75e81c5,libdispatch-8beb501f550f83a2,libpolyhorn_ios_sys-d4b113911f1e9eb0,libobjc-2f94c086bea2338e,libmalloc_buf-2a5f26705f93afef,liblibc-da52938bfe154f8f,libfsize-ac16571fdf8b2d27,libpolyhorn_ui-1f53f704526eba19,libusvg-cea1b10850e5471a,libflate2-a051a27c0d0e28bf,libminiz_oxide-f7b55b629d7e7bb3,libsimd_adler32-7f9881b862a52155,libcrc32fast-66fcb8dfd77ba9de,libcfg_if-5af52f617df93f8f,librctree-35512c79a3001283,libbase64-caf00e5e782a09dd,libsimplecss-94e0d47d0de390cc,libdata_url-0753942e33217b43,libmatches-78daa3f1b5ec35b5,libkurbo-64f72961bffd31ae,libarrayvec-f5ee3f47c3793c70,libxmlwriter-952fc7008c051d29,libroxmltree-fb9b196c1a4b02e3,libxmlparser-aceb27c70d564922,liblog-cfb0a897de58af94,libsvgtypes-d67e1815aee728e1,libsiphasher-e6cea29d30c11410,libfloat_cmp-31306431cf3dd084,libpolyhorn_yoga-30229a6a5b41ca96,libordered_float-2d820f987f415c30,libstrum-d607b483bb5d7bd2,libquote-a5da66e2a6924b62,libcasco-0eb87160a2bddd19,libproc_macro2-d847044dbcb5109c,libunicode_ident-f056d175c0a59671}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libproc_macro-*,librustc_literal_escaper-*}.rlib" "/opt/rustwide/target/debug/deps/{libpalette-6edbec63ff30b018,libapprox-0902e5519e6e64bc,libnum_traits-300c5186abf3804c,libbytes-28d97c987ff6326d,libpolyhorn_core-d73a287e1be3d27c,libserde-c09ed92e1bb1a730,libserde_core-8323e53422f20d71,libfutures-6f7605bf4851b65a,libfutures_executor-2242f5651eb5a748,libfutures_util-9fd201123b7bc7c8,libmemchr-4dac16617947a67a,libfutures_io-9bc2d3828d4ba8af,libslab-e253d0c0a7952806,libfutures_channel-8cc71b6f91648ec8,libpin_project_lite-8a799ba8b4537fa2,libfutures_sink-2a35c2cc05019abc,libfutures_task-eafdccc31efa9d5a,libfutures_core-f0387e1e69ce8814}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-ldispatch" "-lobjc" "-lstdc++" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcd9uy3K/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/polyhorn-yoga-9d5e7ba88c641c91/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/polyhorn_ios-b3f56d507222c199" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -ldispatch
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `polyhorn-ios` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7f687bb6a82bbc6f80046d06a74e1fbcc7ceac1edcb6229339a4d932f1689d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f687bb6a82bbc6f80046d06a74e1fbcc7ceac1edcb6229339a4d932f1689d7f", kill_on_drop: false }`
[INFO] [stdout] 7f687bb6a82bbc6f80046d06a74e1fbcc7ceac1edcb6229339a4d932f1689d7f