[INFO] fetching crate head-empty 0.1.0... [INFO] testing head-empty-0.1.0 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025 [INFO] extracting crate head-empty 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate head-empty 0.1.0 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate head-empty 0.1.0 [INFO] finished tweaking crates.io crate head-empty 0.1.0 [INFO] tweaked toml for crates.io crate head-empty 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb4403891120dacd6ac8dc1c96b034f71b5c79512a021f2b7abed6e291b91477 [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" "fb4403891120dacd6ac8dc1c96b034f71b5c79512a021f2b7abed6e291b91477", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb4403891120dacd6ac8dc1c96b034f71b5c79512a021f2b7abed6e291b91477", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb4403891120dacd6ac8dc1c96b034f71b5c79512a021f2b7abed6e291b91477", kill_on_drop: false }` [INFO] [stdout] fb4403891120dacd6ac8dc1c96b034f71b5c79512a021f2b7abed6e291b91477 [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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d4eaa0be8f3ea4e889ebd079b808119b303216be3e7de16484a1ec4c030733bf [INFO] running `Command { std: "docker" "start" "-a" "d4eaa0be8f3ea4e889ebd079b808119b303216be3e7de16484a1ec4c030733bf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling erased-serde v0.3.20 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling linkme-impl v0.2.10 [INFO] [stderr] Compiling linkme v0.2.10 [INFO] [stderr] Compiling head-empty v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.32s [INFO] running `Command { std: "docker" "inspect" "d4eaa0be8f3ea4e889ebd079b808119b303216be3e7de16484a1ec4c030733bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4eaa0be8f3ea4e889ebd079b808119b303216be3e7de16484a1ec4c030733bf", kill_on_drop: false }` [INFO] [stdout] d4eaa0be8f3ea4e889ebd079b808119b303216be3e7de16484a1ec4c030733bf [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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8ba3dbe587e92bcc0bd35e0d5e432f4640f792c65deedfba1facdc72bd9400fc [INFO] running `Command { std: "docker" "start" "-a" "8ba3dbe587e92bcc0bd35e0d5e432f4640f792c65deedfba1facdc72bd9400fc", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling head-empty v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.35s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/head_empty-b05d266e8286fb53) [INFO] running `Command { std: "docker" "inspect" "8ba3dbe587e92bcc0bd35e0d5e432f4640f792c65deedfba1facdc72bd9400fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ba3dbe587e92bcc0bd35e0d5e432f4640f792c65deedfba1facdc72bd9400fc", kill_on_drop: false }` [INFO] [stdout] 8ba3dbe587e92bcc0bd35e0d5e432f4640f792c65deedfba1facdc72bd9400fc [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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a96b4f2a177e294447743b5ed2999ac0cdcf440491892a1613895b87b7c2d27a [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" "a96b4f2a177e294447743b5ed2999ac0cdcf440491892a1613895b87b7c2d27a", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/head_empty-b05d266e8286fb53) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] Doc-tests head-empty [INFO] [stdout] test de::tests::smoke_test ... ok [INFO] [stdout] test de::tests::missing_field ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/compile_tests.rs - compile_tests::_register_empty_call (line 16) - compile fail ... ok [INFO] [stdout] test src/compile_tests.rs - compile_tests::_cannot_register_external_types (line 32) - compile fail ... ok [INFO] [stdout] test src/compile_tests.rs - compile_tests::_cannot_registrer_the_same_type_twice (line 21) - compile fail ... ok [INFO] [stdout] test src/compile_tests.rs - compile_tests::_register_path_test (line 37) ... ok [INFO] [stdout] test src/lib.rs - register (line 141) ... ok [INFO] [stdout] test src/compile_tests.rs - compile_tests::_register_commas (line 1) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 5) stdout ---- [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustdoctestRROLLG/rust_out.rust_out.7bc66a06-cgu.0.rcgu.o" "/tmp/rustdoctestRROLLG/rust_out.1hoobloepocnvwd4.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libserde_json-53f2d3198481e131.rlib" "/opt/rustwide/target/debug/deps/libryu-502943e46dd7b745.rlib" "/opt/rustwide/target/debug/deps/libitoa-02bdd2be5ac8e9f1.rlib" "/opt/rustwide/target/debug/deps/libhead_empty-999085048c4b4589.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-8701aae6e7d8d54f.rlib" "/opt/rustwide/target/debug/deps/liblinkme-507be36481527cb5.rlib" "/opt/rustwide/target/debug/deps/liberased_serde-2fcc37aedfb4a95b.rlib" "/opt/rustwide/target/debug/deps/libserde-4027e6fc83fb6133.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-443e20b28eeed844.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3e337470e099b116.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-10a87791239bd676.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-0e6cad6dd623d38e.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9d05dd05a4d51b33.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-a60ff138fe1adfad.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0e9344458c09713e.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-939385b13e387309.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e3ce420901586b53.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-546bece8dd1bea42.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9b358af16d7d7aa1.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-554cd499fe1a3b52.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-fbad2f5de5fb5cb2.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8fec8a74c706e4b4.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-020914c5936c5f85.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-4896c4057dc9553a.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1f103368fa522bc0.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1b74e096b9bfb06f84a3007193dcd2f059cbdf6a/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/tmp/rustdoctestRROLLG/rust_out" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs" [INFO] [stdout] = note: rust-lld: error: undefined symbol: __start_linkme_REGISTRATIONS [INFO] [stdout] >>> referenced by head_empty.157345b8-cgu.12 [INFO] [stdout] >>> head_empty-999085048c4b4589.head_empty.157345b8-cgu.12.rcgu.o:(head_empty::REGISTRATIONS::h56f96f8901d067d2) in archive /opt/rustwide/target/debug/deps/libhead_empty-999085048c4b4589.rlib [INFO] [stdout] >>> the encapsulation symbol needs to be retained under --gc-sections properly; consider -z nostart-stop-gc (see https://lld.llvm.org/ELF/start-stop-gc) [INFO] [stdout] [INFO] [stdout] rust-lld: error: undefined symbol: __stop_linkme_REGISTRATIONS [INFO] [stdout] >>> referenced by head_empty.157345b8-cgu.12 [INFO] [stdout] >>> head_empty-999085048c4b4589.head_empty.157345b8-cgu.12.rcgu.o:(head_empty::REGISTRATIONS::h56f96f8901d067d2) in archive /opt/rustwide/target/debug/deps/libhead_empty-999085048c4b4589.rlib [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 5) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.27s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "a96b4f2a177e294447743b5ed2999ac0cdcf440491892a1613895b87b7c2d27a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a96b4f2a177e294447743b5ed2999ac0cdcf440491892a1613895b87b7c2d27a", kill_on_drop: false }` [INFO] [stdout] a96b4f2a177e294447743b5ed2999ac0cdcf440491892a1613895b87b7c2d27a