[INFO] fetching crate cpuburn 0.1.1...
[INFO] checking cpuburn-0.1.1 against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] extracting crate cpuburn 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cpuburn 0.1.1 on toolchain cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpuburn 0.1.1
[INFO] finished tweaking crates.io crate cpuburn 0.1.1
[INFO] tweaked toml for crates.io crate cpuburn 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cpuburn 0.1.1 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" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f018866840b8909d4b42cfbb6e92a8f7ddf32104a600343e6dc34f0e5a2715e8
[INFO] running `Command { std: "docker" "start" "-a" "f018866840b8909d4b42cfbb6e92a8f7ddf32104a600343e6dc34f0e5a2715e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f018866840b8909d4b42cfbb6e92a8f7ddf32104a600343e6dc34f0e5a2715e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f018866840b8909d4b42cfbb6e92a8f7ddf32104a600343e6dc34f0e5a2715e8", kill_on_drop: false }`
[INFO] [stdout] f018866840b8909d4b42cfbb6e92a8f7ddf32104a600343e6dc34f0e5a2715e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e1b026a77190f23575fe9edc4c7e88bdabe6f3951046c7a53849115acb1215
[INFO] running `Command { std: "docker" "start" "-a" "d3e1b026a77190f23575fe9edc4c7e88bdabe6f3951046c7a53849115acb1215", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/rustup-home/toolchains/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/lib/rustlib/x86_64-unknown-linux-gnu/bin/self-contained:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcmv9Qsf/symbols.o" "<3 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-43b59670b7ad3fb9.rlib,libpanic_unwind-e1447e1efa6f1e57.rlib,libobject-f6963a4916fcf097.rlib,libmemchr-49a2d9af912f4524.rlib,libaddr2line-04d19aad3936869d.rlib,libgimli-483c235edb789db0.rlib,librustc_demangle-294281af50b8f748.rlib,libstd_detect-3b08295250aabc2a.rlib,libhashbrown-4472d1e05ba0dfaf.rlib,librustc_std_workspace_alloc-2ef099fac590e457.rlib,libminiz_oxide-272b52256eba70cf.rlib,libadler2-3d3fa22b868db521.rlib,libunwind-0ffda8b08e22dbea.rlib,libcfg_if-b08f62458fdd43b9.rlib,liblibc-559675126e63b890.rlib,liballoc-fcf21c8d1c9c7b75.rlib,librustc_std_workspace_core-e0b0460135bcf21d.rlib,libcore-d4097fdcbddd3bc7.rlib,libcompiler_builtins-fea484ac1eed7881.rlib}" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-B/opt/rustwide/rustup-home/toolchains/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/build/libc-3cc12d451566ab43/build_script_build-3cc12d451566ab43" "-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" "d3e1b026a77190f23575fe9edc4c7e88bdabe6f3951046c7a53849115acb1215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e1b026a77190f23575fe9edc4c7e88bdabe6f3951046c7a53849115acb1215", kill_on_drop: false }`
[INFO] [stdout] d3e1b026a77190f23575fe9edc4c7e88bdabe6f3951046c7a53849115acb1215