[INFO] fetching crate nanny 0.0.9... [INFO] checking nanny-0.0.9 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180 [INFO] extracting crate nanny 0.0.9 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate nanny 0.0.9 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nanny 0.0.9 [INFO] removed path dependency nanny-sys from crates.io crate nanny 0.0.9 [INFO] finished tweaking crates.io crate nanny 0.0.9 [INFO] tweaked toml for crates.io crate nanny 0.0.9 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1319ccdb1d2846377e79a596361949c7683e8fbdd6ed2a431d9d3dddfda6f194 [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" "1319ccdb1d2846377e79a596361949c7683e8fbdd6ed2a431d9d3dddfda6f194", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1319ccdb1d2846377e79a596361949c7683e8fbdd6ed2a431d9d3dddfda6f194", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1319ccdb1d2846377e79a596361949c7683e8fbdd6ed2a431d9d3dddfda6f194", kill_on_drop: false }` [INFO] [stdout] 1319ccdb1d2846377e79a596361949c7683e8fbdd6ed2a431d9d3dddfda6f194 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 057b4abd714b33e059f4b0a585d28c41c442032b1e9e07a6f8bdafcd9268482e [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" "057b4abd714b33e059f4b0a585d28c41c442032b1e9e07a6f8bdafcd9268482e", kill_on_drop: false }` [INFO] [stderr] Compiling nanny-sys v0.0.6 [INFO] [stderr] error: failed to run custom build command for `nanny-sys v0.0.6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/nanny-sys-0745e327efb01d19/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23:54 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564b27f1ffff - std::backtrace_rs::backtrace::libunwind::trace::h21c0966c343fddd8 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x564b27f1ffff - std::backtrace_rs::backtrace::trace_unsynchronized::h62cde0754779ae3a [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x564b27f1ffff - std::sys_common::backtrace::_print_fmt::hb2d70198918acf1c [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x564b27f1ffff - ::fmt::h5a9d4ddd4d99b877 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x564b27f40c2c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x564b27f1c2c5 - std::io::Write::write_fmt::h2dbf1bb0d9f42142 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x564b27f227b0 - std::sys_common::backtrace::_print::h1091565a54a3c462 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x564b27f227b0 - std::sys_common::backtrace::print::hc9759e13a502cda2 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x564b27f227b0 - std::panicking::default_hook::{{closure}}::hd35b8516a1d88160 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x564b27f224fc - std::panicking::default_hook::h0dcf88ad4d72ec5e [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x564b27f22df3 - std::panicking::rust_panic_with_hook::h81c308f7accbe523 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x564b27f229eb - rust_begin_unwind [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x564b27f40031 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x564b27f3ff7d - core::panicking::panic::hf72d67b706869386 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/panicking.rs:50 [INFO] [stderr] 14: 0x564b27eca8a8 - core::option::Option::unwrap::h8b9b6273727f3796 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/option.rs:387 [INFO] [stderr] 15: 0x564b27eca4fd - build_script_build::build_object_file::h0952c6d174791e5a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23 [INFO] [stderr] 16: 0x564b27eca836 - build_script_build::main::h18d073dcbc810904 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:41 [INFO] [stderr] 17: 0x564b27ecabcb - std::rt::lang_start::{{closure}}::hc38ea04fc2bb72c0 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:67 [INFO] [stderr] 18: 0x564b27f23206 - std::rt::lang_start_internal::{{closure}}::hdb90dc0481c9e8f6 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:52 [INFO] [stderr] 19: 0x564b27f23206 - std::panicking::try::do_call::he0af14a67f26ea71 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:348 [INFO] [stderr] 20: 0x564b27f23206 - std::panicking::try::h87d5f0e2c2fee1c5 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:325 [INFO] [stderr] 21: 0x564b27f23206 - std::panic::catch_unwind::he9266eec484f0287 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panic.rs:394 [INFO] [stderr] 22: 0x564b27f23206 - std::rt::lang_start_internal::hb54283a40e32dc37 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x564b27ecaba7 - std::rt::lang_start::hd0025af8e3459021 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:67 [INFO] [stderr] 24: 0x564b27eca86a - main [INFO] [stderr] 25: 0x7f19e2c940b3 - __libc_start_main [INFO] [stderr] 26: 0x564b27eca0be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "057b4abd714b33e059f4b0a585d28c41c442032b1e9e07a6f8bdafcd9268482e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "057b4abd714b33e059f4b0a585d28c41c442032b1e9e07a6f8bdafcd9268482e", kill_on_drop: false }` [INFO] [stdout] 057b4abd714b33e059f4b0a585d28c41c442032b1e9e07a6f8bdafcd9268482e