[INFO] crate objc_id 0.1.1 is already in cache [INFO] extracting crate objc_id 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/objc_id/0.1.1 [INFO] extracting crate objc_id 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objc_id/0.1.1 [INFO] validating manifest of objc_id-0.1.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of objc_id-0.1.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing objc_id-0.1.1 [INFO] finished frobbing objc_id-0.1.1 [INFO] frobbed toml for objc_id-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/objc_id/0.1.1/Cargo.toml [INFO] started frobbing objc_id-0.1.1 [INFO] finished frobbing objc_id-0.1.1 [INFO] frobbed toml for objc_id-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objc_id/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing objc_id-0.1.1 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objc_id/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 89da440f263e5417591c2463a63fc55e61391d2916b1a4caf42da0c954aa389b [INFO] running `"docker" "start" "-a" "89da440f263e5417591c2463a63fc55e61391d2916b1a4caf42da0c954aa389b"` [INFO] [stderr] Compiling malloc_buf v0.0.6 [INFO] [stderr] Compiling objc v0.2.6 [INFO] [stderr] Compiling objc_id v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:42:1 [INFO] [stderr] | [INFO] [stderr] 42 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `"docker" "inspect" "89da440f263e5417591c2463a63fc55e61391d2916b1a4caf42da0c954aa389b"` [INFO] running `"docker" "rm" "-f" "89da440f263e5417591c2463a63fc55e61391d2916b1a4caf42da0c954aa389b"` [INFO] [stdout] 89da440f263e5417591c2463a63fc55e61391d2916b1a4caf42da0c954aa389b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/objc_id/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] a6433502b9d083bd8e11d7922f21598204266fb2ce6e359cc1629b500d037b04 [INFO] running `"docker" "start" "-a" "a6433502b9d083bd8e11d7922f21598204266fb2ce6e359cc1629b500d037b04"` [INFO] [stderr] Compiling objc_id v0.1.1 (/opt/crater/workdir) [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.objc_id.23oj36pe-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928" "/opt/crater/target/debug/deps/objc_id-ce591c978d44b928.3hp6iz18ignuh2xn.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-7d9df032c0eb8a14.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-77300aa0d630d98f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4d48ca12b265d456.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8869eee15acf0f54.rlib" "/opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib" "/opt/crater/target/debug/deps/libmalloc_buf-a5e4ec6abc41d67c.rlib" "/opt/crater/target/debug/deps/liblibc-15b143653abd1ffe.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lobjc" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib(objc-2efbb5a5c6cc70d8.objc.axe9rvda-cgu.11.rcgu.o): In function `objc::rc::strong::StrongPtr::retain': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.6/src/rc/strong.rs:24: undefined reference to `objc_retain' [INFO] [stderr] /opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib(objc-2efbb5a5c6cc70d8.objc.axe9rvda-cgu.11.rcgu.o): In function `::drop': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.6/src/rc/strong.rs:48: undefined reference to `objc_release' [INFO] [stderr] /opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib(objc-2efbb5a5c6cc70d8.objc.axe9rvda-cgu.7.rcgu.o): In function `objc::rc::weak::WeakPtr::new': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.6/src/rc/weak.rs:20: undefined reference to `objc_initWeak' [INFO] [stderr] /opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib(objc-2efbb5a5c6cc70d8.objc.axe9rvda-cgu.7.rcgu.o): In function `objc::rc::weak::WeakPtr::load': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.6/src/rc/weak.rs:28: undefined reference to `objc_loadWeakRetained' [INFO] [stderr] /opt/crater/target/debug/deps/libobjc-2efbb5a5c6cc70d8.rlib(objc-2efbb5a5c6cc70d8.objc.axe9rvda-cgu.7.rcgu.o): In function `::drop': [INFO] [stderr] /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-0.2.6/src/rc/weak.rs:37: undefined reference to `objc_destroyWeak' [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `objc_id`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a6433502b9d083bd8e11d7922f21598204266fb2ce6e359cc1629b500d037b04"` [INFO] running `"docker" "rm" "-f" "a6433502b9d083bd8e11d7922f21598204266fb2ce6e359cc1629b500d037b04"` [INFO] [stdout] a6433502b9d083bd8e11d7922f21598204266fb2ce6e359cc1629b500d037b04