[INFO] fetching crate nanny 0.0.9... [INFO] checking nanny-0.0.9 against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104 [INFO] extracting crate nanny 0.0.9 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate nanny 0.0.9 on toolchain a874956d940ecb3ed524b6176a171219ac4787ea [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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" "+a874956d940ecb3ed524b6176a171219ac4787ea" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nanny-sys v0.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 93485518ff4a458c3f1089b949372362775c8e7a07836424bb2587a27bc0255d [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" "93485518ff4a458c3f1089b949372362775c8e7a07836424bb2587a27bc0255d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93485518ff4a458c3f1089b949372362775c8e7a07836424bb2587a27bc0255d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93485518ff4a458c3f1089b949372362775c8e7a07836424bb2587a27bc0255d", kill_on_drop: false }` [INFO] [stdout] 93485518ff4a458c3f1089b949372362775c8e7a07836424bb2587a27bc0255d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0000c2e9ba699881bb3d4cb32a051de85757db0defc08f68bca6b8bd4d133cb [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" "b0000c2e9ba699881bb3d4cb32a051de85757db0defc08f68bca6b8bd4d133cb", kill_on_drop: false }` [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-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: 0x55a2e10fb000 - std::backtrace_rs::backtrace::libunwind::trace::h14e81b0c16b543a7 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55a2e10fb000 - std::backtrace_rs::backtrace::trace_unsynchronized::hc9e39e172835ff32 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a2e10fb000 - std::sys_common::backtrace::_print_fmt::h31994df1c8c77b8f [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55a2e10fb000 - ::fmt::he74e98acff43ec99 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55a2e111a41c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55a2e10f7497 - std::io::Write::write_fmt::hea6289e6649ff508 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55a2e10fd4e0 - std::sys_common::backtrace::_print::h8cc65937fea24014 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55a2e10fd4e0 - std::sys_common::backtrace::print::hff6a0ebb96535e34 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55a2e10fd4e0 - std::panicking::default_hook::{{closure}}::h71b9700c5dda1b1d [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55a2e10fd22c - std::panicking::default_hook::h0c46e634c06c69b6 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55a2e10fdb43 - std::panicking::rust_panic_with_hook::he52576a0c2093334 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55a2e10fd719 - std::panicking::begin_panic_handler::{{closure}}::h411c800b810762b2 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55a2e10fb48c - std::sys_common::backtrace::__rust_end_short_backtrace::ha657a272019e6aad [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55a2e10fd6d9 - rust_begin_unwind [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55a2e1119741 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55a2e111968d - core::panicking::panic::h5d1c61fed2502a5f [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/panicking.rs:50 [INFO] [stderr] 16: 0x55a2e10a78a6 - core::option::Option::unwrap::hd85052146cad3fdc [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/option.rs:370 [INFO] [stderr] 17: 0x55a2e10a74fd - 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] 18: 0x55a2e10a7836 - 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] 19: 0x55a2e10a7abb - core::ops::function::FnOnce::call_once::ha5e7ef782b01809f [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/ops/function.rs:227 [INFO] [stderr] 20: 0x55a2e10a798e - std::sys_common::backtrace::__rust_begin_short_backtrace::h8a376501de3a3abf [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 21: 0x55a2e10a7b81 - std::rt::lang_start::{{closure}}::h2f862f5134e7e98d [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:66 [INFO] [stderr] 22: 0x55a2e10fdf41 - core::ops::function::impls:: for &F>::call_once::h009d20b8a620bf60 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/core/src/ops/function.rs:259 [INFO] [stderr] 23: 0x55a2e10fdf41 - std::panicking::try::do_call::h09431c39e2107c90 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:381 [INFO] [stderr] 24: 0x55a2e10fdf41 - std::panicking::try::he27cf60b958af343 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panicking.rs:345 [INFO] [stderr] 25: 0x55a2e10fdf41 - std::panic::catch_unwind::h7b646b0041dc5591 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/panic.rs:382 [INFO] [stderr] 26: 0x55a2e10fdf41 - std::rt::lang_start_internal::hdad6c98af1e4747e [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:51 [INFO] [stderr] 27: 0x55a2e10a7b57 - std::rt::lang_start::h7040ebd20b3941a1 [INFO] [stderr] at /rustc/a874956d940ecb3ed524b6176a171219ac4787ea/library/std/src/rt.rs:65 [INFO] [stderr] 28: 0x55a2e10a786a - main [INFO] [stderr] 29: 0x7fec1f90b0b3 - __libc_start_main [INFO] [stderr] 30: 0x55a2e10a70be - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b0000c2e9ba699881bb3d4cb32a051de85757db0defc08f68bca6b8bd4d133cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0000c2e9ba699881bb3d4cb32a051de85757db0defc08f68bca6b8bd4d133cb", kill_on_drop: false }` [INFO] [stdout] b0000c2e9ba699881bb3d4cb32a051de85757db0defc08f68bca6b8bd4d133cb