[INFO] cloning repository https://github.com/nebula-technologies/singleton-manager [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nebula-technologies/singleton-manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebula-technologies%2Fsingleton-manager", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebula-technologies%2Fsingleton-manager'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e233ee937d2ec3d5bc78a8a42f8f2890879eeb5 [INFO] checking nebula-technologies/singleton-manager against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebula-technologies%2Fsingleton-manager" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/nebula-technologies/singleton-manager [INFO] finished tweaking git repo https://github.com/nebula-technologies/singleton-manager [INFO] tweaked toml for git repo https://github.com/nebula-technologies/singleton-manager written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nebula-technologies/singleton-manager on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nebula-technologies/singleton-manager already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.uuid.versio [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fd4fad6fbbe8cdf515f627f8fa03b05f021774eff7d997601e3b85fa3888d49 [INFO] running `Command { std: "docker" "start" "-a" "9fd4fad6fbbe8cdf515f627f8fa03b05f021774eff7d997601e3b85fa3888d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fd4fad6fbbe8cdf515f627f8fa03b05f021774eff7d997601e3b85fa3888d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd4fad6fbbe8cdf515f627f8fa03b05f021774eff7d997601e3b85fa3888d49", kill_on_drop: false }` [INFO] [stdout] 9fd4fad6fbbe8cdf515f627f8fa03b05f021774eff7d997601e3b85fa3888d49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0453c91f4c58bc30640364a678c900db86c2c2803e96d261d41b78f0b5a4d04b [INFO] running `Command { std: "docker" "start" "-a" "0453c91f4c58bc30640364a678c900db86c2c2803e96d261d41b78f0b5a4d04b", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.uuid.versio [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcJ3Iv1b/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcJ3Iv1b/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/build/libc-c9804d86423fa00f/build_script_build-c9804d86423fa00f" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `libc` (build script) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "0453c91f4c58bc30640364a678c900db86c2c2803e96d261d41b78f0b5a4d04b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0453c91f4c58bc30640364a678c900db86c2c2803e96d261d41b78f0b5a4d04b", kill_on_drop: false }` [INFO] [stdout] 0453c91f4c58bc30640364a678c900db86c2c2803e96d261d41b78f0b5a4d04b