[INFO] fetching crate block 0.1.6... [INFO] checking block-0.1.6 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate block 0.1.6 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate block 0.1.6 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate block 0.1.6 [INFO] removed path dependency objc_test_utils from crates.io crate block 0.1.6 [INFO] finished tweaking crates.io crate block 0.1.6 [INFO] tweaked toml for crates.io crate block 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c1f4cc5c98fd49207380e5c506628731bc44b2c6596f887d5c36fb2eb3fd9ef [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" "1c1f4cc5c98fd49207380e5c506628731bc44b2c6596f887d5c36fb2eb3fd9ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c1f4cc5c98fd49207380e5c506628731bc44b2c6596f887d5c36fb2eb3fd9ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c1f4cc5c98fd49207380e5c506628731bc44b2c6596f887d5c36fb2eb3fd9ef", kill_on_drop: false }` [INFO] [stdout] 1c1f4cc5c98fd49207380e5c506628731bc44b2c6596f887d5c36fb2eb3fd9ef [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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0772a10c2fa1750a24cf5e95a95841b25dbbe185a410b12e110f77a0bd340ca7 [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" "0772a10c2fa1750a24cf5e95a95841b25dbbe185a410b12e110f77a0bd340ca7", kill_on_drop: false }` [INFO] [stderr] Checking block v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Compiling objc_test_utils v0.0.2 [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | static _NSConcreteStackBlock: Class; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(uninhabited_static)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] The following warnings were emitted during compilation: [INFO] [stderr] [INFO] [stderr] warning: cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory [INFO] [stderr] warning: compilation terminated. [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `objc_test_utils v0.0.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/objc_test_utils-7c42e88d14e20136/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] OPT_LEVEL = Some("0") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] CC_x86_64-unknown-linux-gnu = None [INFO] [stderr] CC_x86_64_unknown_linux_gnu = None [INFO] [stderr] HOST_CC = None [INFO] [stderr] CC = None [INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu") [INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None [INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None [INFO] [stderr] HOST_CFLAGS = None [INFO] [stderr] CFLAGS = None [INFO] [stderr] DEBUG = Some("true") [INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_test_utils-17c05276c6a55fce/out/block_utils.o" "-c" "block_utils.m" [INFO] [stderr] cargo:warning=cc: fatal error: cannot execute 'cc1obj': execvp: No such file or directory [INFO] [stderr] cargo:warning=compilation terminated. [INFO] [stderr] exit code: 1 [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at ' [INFO] [stderr] [INFO] [stderr] Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/objc_test_utils-17c05276c6a55fce/out/block_utils.o" "-c" "block_utils.m" with args "cc" did not execute successfully (status code exit code: 1). [INFO] [stderr] [INFO] [stderr] ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bf592af560 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55bf592af560 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bf592af560 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bf592af560 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bf592cf3bc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55bf592ab5c2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55bf592b1665 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bf592b1665 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bf592b1665 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bf592b11ba - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55bf592b1e01 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55bf592b1947 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55bf592afa1c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bf592b18a9 - rust_begin_unwind [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55bf592b185b - std::panicking::begin_panic_fmt::hee67ce14b77d0396 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55bf5926d694 - gcc::fail::hed679f254ada8784 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5 [INFO] [stderr] 16: 0x55bf5925f5fe - gcc::Build::compile::h2ccb02f47553eae7 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785:13 [INFO] [stderr] 17: 0x55bf5925b9f5 - gcc::compile_library::h514180285a40345e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:243:5 [INFO] [stderr] 18: 0x55bf5925b1b5 - build_script_build::main::h955de31e9de85778 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc_test_utils-0.0.2/build.rs:4:5 [INFO] [stderr] 19: 0x55bf5925b2eb - core::ops::function::FnOnce::call_once::h8b672ebaeec942a2 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x55bf5925b30e - std::sys_common::backtrace::__rust_begin_short_backtrace::h45a14f2fa97c2c48 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x55bf5925b261 - std::rt::lang_start::{{closure}}::h60d83cd85025eeca [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x55bf592b2227 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x55bf592b2227 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x55bf592b2227 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x55bf592b2227 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x55bf592b2227 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x55bf5925b237 - std::rt::lang_start::hfbcd4fce1e10c0f6 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x55bf5925b1ea - main [INFO] [stderr] 29: 0x7f407c4050b3 - __libc_start_main [INFO] [stderr] 30: 0x55bf5925b0be - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "0772a10c2fa1750a24cf5e95a95841b25dbbe185a410b12e110f77a0bd340ca7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0772a10c2fa1750a24cf5e95a95841b25dbbe185a410b12e110f77a0bd340ca7", kill_on_drop: false }` [INFO] [stdout] 0772a10c2fa1750a24cf5e95a95841b25dbbe185a410b12e110f77a0bd340ca7