[INFO] fetching crate nanny 0.0.9... [INFO] checking nanny-0.0.9 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073 [INFO] extracting crate nanny 0.0.9 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate nanny 0.0.9 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", 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] c2a01654782f07153335be24de138d176a794818307bc6d1dcb04d79b5896e1e [INFO] running `Command { std: "docker" "start" "-a" "c2a01654782f07153335be24de138d176a794818307bc6d1dcb04d79b5896e1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2a01654782f07153335be24de138d176a794818307bc6d1dcb04d79b5896e1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a01654782f07153335be24de138d176a794818307bc6d1dcb04d79b5896e1e", kill_on_drop: false }` [INFO] [stdout] c2a01654782f07153335be24de138d176a794818307bc6d1dcb04d79b5896e1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--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] 1c57f81e44cb4c4f465e2550278df4b8d2a184ed7917c76f60932859103fad23 [INFO] running `Command { std: "docker" "start" "-a" "1c57f81e44cb4c4f465e2550278df4b8d2a184ed7917c76f60932859103fad23", 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] [stderr] Compiling gcc v0.3.55 [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-bd412bae5ea5fbb1/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: 0x5564e101dff0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5564e101dff0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5564e101dff0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5564e101dff0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5564e103c9ec - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5564e1019f02 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5564e1020685 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5564e1020685 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5564e1020685 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5564e10201da - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5564e1020e21 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5564e1020937 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x5564e101e48c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5564e10208c9 - rust_begin_unwind [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5564e103bd91 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5564e103bcdd - core::panicking::panic::h5d1c61fed2502a5f [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x5564e0fc8588 - core::option::Option::unwrap::h960c0a7c78f24724 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/option.rs:386:21 [INFO] [stderr] 17: 0x5564e0fc89ef - build_script_build::build_object_file::h61167f73b6e76204 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:23:5 [INFO] [stderr] 18: 0x5564e0fc8d26 - build_script_build::main::hc8d430a621f88ac4 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nanny-sys-0.0.6/build.rs:41:5 [INFO] [stderr] 19: 0x5564e0fc861b - core::ops::function::FnOnce::call_once::hf30499aafaca2af7 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 20: 0x5564e0fc851e - std::sys_common::backtrace::__rust_begin_short_backtrace::h11d3cab582333003 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 21: 0x5564e0fc8331 - std::rt::lang_start::{{closure}}::hba89fa6cc3b0a48d [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:66:18 [INFO] [stderr] 22: 0x5564e1021247 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 23: 0x5564e1021247 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:379:40 [INFO] [stderr] 24: 0x5564e1021247 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panicking.rs:343:19 [INFO] [stderr] 25: 0x5564e1021247 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/panic.rs:396:14 [INFO] [stderr] 26: 0x5564e1021247 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:51:25 [INFO] [stderr] 27: 0x5564e0fc8307 - std::rt::lang_start::h339efb109a41dc5b [INFO] [stderr] at /rustc/c919f490bbcd2b29b74016101f7ec71aaa24bdbb/library/std/src/rt.rs:65:5 [INFO] [stderr] 28: 0x5564e0fc8d5a - main [INFO] [stderr] 29: 0x7fab461190b3 - __libc_start_main [INFO] [stderr] 30: 0x5564e0fc80be - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "1c57f81e44cb4c4f465e2550278df4b8d2a184ed7917c76f60932859103fad23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c57f81e44cb4c4f465e2550278df4b8d2a184ed7917c76f60932859103fad23", kill_on_drop: false }` [INFO] [stdout] 1c57f81e44cb4c4f465e2550278df4b8d2a184ed7917c76f60932859103fad23