[INFO] fetching crate swift-rs 1.0.5...
[INFO] testing swift-rs-1.0.5 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate swift-rs 1.0.5 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate swift-rs 1.0.5 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swift-rs 1.0.5
[INFO] finished tweaking crates.io crate swift-rs 1.0.5
[INFO] tweaked toml for crates.io crate swift-rs 1.0.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test_derive v0.10.0
[INFO] [stderr]   Downloaded serial_test v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b0caf1a4270c595c9069436a2cba1bd18a849e1456c0a1f1d8971008e490649
[INFO] running `Command { std: "docker" "start" "-a" "0b0caf1a4270c595c9069436a2cba1bd18a849e1456c0a1f1d8971008e490649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b0caf1a4270c595c9069436a2cba1bd18a849e1456c0a1f1d8971008e490649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0caf1a4270c595c9069436a2cba1bd18a849e1456c0a1f1d8971008e490649", kill_on_drop: false }`
[INFO] [stdout] 0b0caf1a4270c595c9069436a2cba1bd18a849e1456c0a1f1d8971008e490649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b922df987a94ef6b882333ea1d7292d933b49199b53933166d6048188d6a74a
[INFO] running `Command { std: "docker" "start" "-a" "5b922df987a94ef6b882333ea1d7292d933b49199b53933166d6048188d6a74a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling swift-rs v1.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.05s
[INFO] running `Command { std: "docker" "inspect" "5b922df987a94ef6b882333ea1d7292d933b49199b53933166d6048188d6a74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b922df987a94ef6b882333ea1d7292d933b49199b53933166d6048188d6a74a", kill_on_drop: false }`
[INFO] [stdout] 5b922df987a94ef6b882333ea1d7292d933b49199b53933166d6048188d6a74a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6368ae512ed31774741caf8ceae7562ec29d837d9df12cba095b6ee32fcccb1a
[INFO] running `Command { std: "docker" "start" "-a" "6368ae512ed31774741caf8ceae7562ec29d837d9df12cba095b6ee32fcccb1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling dashmap v5.4.0
[INFO] [stderr]    Compiling serial_test_derive v0.10.0
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling serial_test v0.10.0
[INFO] [stderr]    Compiling swift-rs v1.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcCPHtV8/symbols.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.48f4y179np6ndeh6.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-2bcc87e061734fce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4c2368e8367904c3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-06b9dcb8e6d4191c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-23a78788aee51060.rlib" "/opt/rustwide/target/debug/deps/libswift_rs-05dc33a5889f0786.rlib" "/opt/rustwide/target/debug/deps/libserial_test-3f33c28b2123d9e9.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-f7f6cee6cd7c5ec3.rlib" "/opt/rustwide/target/debug/deps/libfutures-e1721bab2881e0de.rlib" "/opt/rustwide/target/debug/deps/libfutures_executor-46728bcbdaa1a960.rlib" "/opt/rustwide/target/debug/deps/libfutures_util-023475b6352dd6b3.rlib" "/opt/rustwide/target/debug/deps/libmemchr-f4ebff342237ab92.rlib" "/opt/rustwide/target/debug/deps/libfutures_io-d4a990e19af7fc59.rlib" "/opt/rustwide/target/debug/deps/libslab-7f8e952f3c0ab3c4.rlib" "/opt/rustwide/target/debug/deps/libfutures_channel-e0437ce5fcbb5c81.rlib" "/opt/rustwide/target/debug/deps/libpin_project_lite-3a747526c5b5aadd.rlib" "/opt/rustwide/target/debug/deps/libfutures_sink-bf1df23a2055ad9a.rlib" "/opt/rustwide/target/debug/deps/libfutures_task-34a0ee1d6c1607f4.rlib" "/opt/rustwide/target/debug/deps/libpin_utils-501725f4e360d46d.rlib" "/opt/rustwide/target/debug/deps/libfutures_core-050353bf31b2de78.rlib" "/opt/rustwide/target/debug/deps/liblog-6f3e788ba8b980aa.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib" "/opt/rustwide/target/debug/deps/libdashmap-5ce35cb650066d14.rlib" "/opt/rustwide/target/debug/deps/liblock_api-83dbbbc23913e320.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-54ff2283d814f48f.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-4515fa40a5ce4b0c.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-5109f289fa2c326e.rlib" "/opt/rustwide/target/debug/deps/liblibc-437468c9c78eaf61.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-97437e183f3ae6e4.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-a078f506e4f080f1.rlib" "/opt/rustwide/target/debug/deps/libhashbrown-06e6035308fe90e8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0e29cc23c5e02021.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d903621768a861d9.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6d0225e655f31c13.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9dbaf4eac7eaa079.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-27f05b3d42a66dd0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4d73f1030321c9a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-2846c9e58abd0acb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a53d0f50415947be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d48e4b6abc25b9dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2991859439ef1207.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-8a687517e4221bae.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-e07b554f6a67f5b3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b68238b7c3c619dd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d5e213e896c017e4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0211a3b2e61d8689.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-b371f055239ba51f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e60518d2760eb01e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1ad943f92a4b1081.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f0d6e4d0fc1e80b4.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::echo':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `echo'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::get_greeting':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `get_greeting'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::test_autoreleasepool::{{closure}}::{{closure}}':
[INFO] [stdout]           /opt/rustwide/workdir/tests/test_bindings.rs:99: undefined reference to `objc_autoreleasePoolPush'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/tests/test_bindings.rs:99: undefined reference to `objc_autoreleasePoolPop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::test_autoreleasepool::{{closure}}::{{closure}}':
[INFO] [stdout]           /opt/rustwide/workdir/tests/test_bindings.rs:99: undefined reference to `objc_autoreleasePoolPush'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/tests/test_bindings.rs:99: undefined reference to `objc_autoreleasePoolPop'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::complex_data':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `complex_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/test_bindings-26c15f4031d818d1.test_bindings.e41fc7e3-cgu.0.rcgu.o: in function `test_bindings::echo_data':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `echo_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libswift_rs-05dc33a5889f0786.rlib(swift_rs-05dc33a5889f0786.swift_rs.fb75de5e-cgu.4.rcgu.o): in function `swift_rs::swift::retain_object':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `retain_object'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libswift_rs-05dc33a5889f0786.rlib(swift_rs-05dc33a5889f0786.swift_rs.fb75de5e-cgu.4.rcgu.o): in function `swift_rs::swift::release_object':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `release_object'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libswift_rs-05dc33a5889f0786.rlib(swift_rs-05dc33a5889f0786.swift_rs.fb75de5e-cgu.4.rcgu.o): in function `swift_rs::swift::data_from_bytes':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `data_from_bytes'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libswift_rs-05dc33a5889f0786.rlib(swift_rs-05dc33a5889f0786.swift_rs.fb75de5e-cgu.4.rcgu.o): in function `swift_rs::swift::string_from_bytes':
[INFO] [stdout]           /opt/rustwide/workdir/src-rs/swift.rs:93: undefined reference to `string_from_bytes'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swift-rs` (test "test_bindings") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6368ae512ed31774741caf8ceae7562ec29d837d9df12cba095b6ee32fcccb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6368ae512ed31774741caf8ceae7562ec29d837d9df12cba095b6ee32fcccb1a", kill_on_drop: false }`
[INFO] [stdout] 6368ae512ed31774741caf8ceae7562ec29d837d9df12cba095b6ee32fcccb1a
