[INFO] fetching crate objc_id 0.1.1... [INFO] testing objc_id-0.1.1 against 1.49.0 for beta-1.50-1 [INFO] extracting crate objc_id 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate objc_id 0.1.1 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate objc_id 0.1.1 [INFO] finished tweaking crates.io crate objc_id 0.1.1 [INFO] tweaked toml for crates.io crate objc_id 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 237033f522906343864dbfcb2ca4526565c5f7ecd3027a416c0bfcc373cb005a [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" "237033f522906343864dbfcb2ca4526565c5f7ecd3027a416c0bfcc373cb005a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "237033f522906343864dbfcb2ca4526565c5f7ecd3027a416c0bfcc373cb005a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "237033f522906343864dbfcb2ca4526565c5f7ecd3027a416c0bfcc373cb005a", kill_on_drop: false }` [INFO] [stdout] 237033f522906343864dbfcb2ca4526565c5f7ecd3027a416c0bfcc373cb005a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 547853757b1d8dbe5a01b3a5c9cb2a060f3dc0320d8f7b55fde9e2547afb8478 [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" "547853757b1d8dbe5a01b3a5c9cb2a060f3dc0320d8f7b55fde9e2547afb8478", kill_on_drop: false }` [INFO] [stderr] Compiling malloc_buf v0.0.6 [INFO] [stderr] Compiling objc v0.2.7 [INFO] [stderr] Compiling objc_id v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "547853757b1d8dbe5a01b3a5c9cb2a060f3dc0320d8f7b55fde9e2547afb8478", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "547853757b1d8dbe5a01b3a5c9cb2a060f3dc0320d8f7b55fde9e2547afb8478", kill_on_drop: false }` [INFO] [stdout] 547853757b1d8dbe5a01b3a5c9cb2a060f3dc0320d8f7b55fde9e2547afb8478 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17dd5f9d52a6b37cb1b208c9c63a4eab728acc6d02c7969a55e7a42bec26269c [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" "17dd5f9d52a6b37cb1b208c9c63a4eab728acc6d02c7969a55e7a42bec26269c", kill_on_drop: false }` [INFO] [stderr] Compiling objc_id v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:42:1 [INFO] [stdout] | [INFO] [stdout] 42 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.objc_id.ab2wpsqs-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744" "/opt/rustwide/target/debug/deps/objc_id-dd9e0e49e0179744.1fmy9niupzs315hd.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-6609e81d71a1bf05.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-c352aab3e89370e6.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-5a89b15f567bd092.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f48d3ad387757b0f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-bf2dc5d6d88f70a5.rlib" "/opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib" "/opt/rustwide/target/debug/deps/libmalloc_buf-da1975d567aba68d.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lobjc" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib(objc-bb16ec17f61be9ab.objc.ehyz6vuy-cgu.5.rcgu.o): in function `objc::rc::weak::WeakPtr::new': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.7/src/rc/weak.rs:20: undefined reference to `objc_initWeak' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib(objc-bb16ec17f61be9ab.objc.ehyz6vuy-cgu.5.rcgu.o): in function `objc::rc::weak::WeakPtr::load': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.7/src/rc/weak.rs:28: undefined reference to `objc_loadWeakRetained' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib(objc-bb16ec17f61be9ab.objc.ehyz6vuy-cgu.5.rcgu.o): in function `::drop': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.7/src/rc/weak.rs:37: undefined reference to `objc_destroyWeak' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib(objc-bb16ec17f61be9ab.objc.ehyz6vuy-cgu.9.rcgu.o): in function `objc::rc::strong::StrongPtr::retain': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.7/src/rc/strong.rs:24: undefined reference to `objc_retain' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libobjc-bb16ec17f61be9ab.rlib(objc-bb16ec17f61be9ab.objc.ehyz6vuy-cgu.9.rcgu.o): in function `::drop': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.7/src/rc/strong.rs:48: undefined reference to `objc_release' [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 `objc_id` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "17dd5f9d52a6b37cb1b208c9c63a4eab728acc6d02c7969a55e7a42bec26269c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17dd5f9d52a6b37cb1b208c9c63a4eab728acc6d02c7969a55e7a42bec26269c", kill_on_drop: false }` [INFO] [stdout] 17dd5f9d52a6b37cb1b208c9c63a4eab728acc6d02c7969a55e7a42bec26269c