[INFO] fetching crate vcontrol 0.3.4... [INFO] checking vcontrol-0.3.4 against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338 [INFO] extracting crate vcontrol 0.3.4 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate vcontrol 0.3.4 on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate vcontrol 0.3.4 [INFO] finished tweaking crates.io crate vcontrol 0.3.4 [INFO] tweaked toml for crates.io crate vcontrol 0.3.4 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate vcontrol 0.3.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded yaml-merge-keys v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9059cc9067f981b76dd9709f22bf6a411ad0082f84e1e488f08f0154ed26906f [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" "9059cc9067f981b76dd9709f22bf6a411ad0082f84e1e488f08f0154ed26906f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9059cc9067f981b76dd9709f22bf6a411ad0082f84e1e488f08f0154ed26906f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9059cc9067f981b76dd9709f22bf6a411ad0082f84e1e488f08f0154ed26906f", kill_on_drop: false }` [INFO] [stdout] 9059cc9067f981b76dd9709f22bf6a411ad0082f84e1e488f08f0154ed26906f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 160e6f96906d1ae333e48f1add31f148c8975afe67d8260c2d4e833c15372617 [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" "160e6f96906d1ae333e48f1add31f148c8975afe67d8260c2d4e833c15372617", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling dtoa v0.4.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Compiling thiserror-impl v1.0.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling serde_yaml v0.8.11 [INFO] [stderr] Compiling thiserror v1.0.11 [INFO] [stderr] Compiling yaml-merge-keys v0.4.0 [INFO] [stderr] Compiling vcontrol v0.3.4 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `vcontrol v0.3.4 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/vcontrol-94f42f3af7a2998f/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'attempted to leave type `linked_hash_map::Node` uninitialized, which is invalid', /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/mem/mod.rs:659:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bb16da00a0 - std::backtrace_rs::backtrace::libunwind::trace::h303a626d53553a64 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x55bb16da00a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6abb882733c3f18c [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bb16da00a0 - std::sys_common::backtrace::_print_fmt::h57829321f1d9217a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bb16da00a0 - ::fmt::h400b66a054640aac [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bb16dbf44c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x55bb16d9df32 - std::io::Write::write_fmt::h6453b28c8b27c6ea [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x55bb16da2205 - std::sys_common::backtrace::_print::h15cc4b3923cc9bc0 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bb16da2205 - std::sys_common::backtrace::print::h953c7be178c0674d [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bb16da2205 - std::panicking::default_hook::{{closure}}::h635d667f571198f0 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bb16da1ea8 - std::panicking::default_hook::h3bc2efb48060abaa [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55bb16da2881 - std::panicking::rust_panic_with_hook::h887eb0c89f46b8b2 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:577:17 [INFO] [stderr] 11: 0x55bb16da2429 - std::panicking::begin_panic_handler::{{closure}}::hf0d3f46d37dd3bc1 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:484:9 [INFO] [stderr] 12: 0x55bb16da053c - std::sys_common::backtrace::__rust_end_short_backtrace::h4bce8b52717576e3 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bb16da23e9 - rust_begin_unwind [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:483:5 [INFO] [stderr] 14: 0x55bb16dbdd21 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/panicking.rs:85:14 [INFO] [stderr] 15: 0x55bb16dbdc6d - core::panicking::panic::h5d1c61fed2502a5f [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x55bb16d3a9a3 - core::mem::uninitialized::h0139a4195e9793ff [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/mem/mod.rs:659:9 [INFO] [stderr] 17: 0x55bb16d3a9a3 - linked_hash_map::LinkedHashMap::ensure_guard_node::he7b9ff69ca349e23 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.2/src/lib.rs:174:52 [INFO] [stderr] 18: 0x55bb16d3ac47 - linked_hash_map::LinkedHashMap::insert::h84c03660480b8347 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.5.2/src/lib.rs:304:9 [INFO] [stderr] 19: 0x55bb16cfcb77 - serde_yaml::mapping::Mapping::insert::h28a59feaa6ff19f0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/mapping.rs:53:9 [INFO] [stderr] 20: 0x55bb16cd1d90 - ::deserialize::ValueVisitor as serde::de::Visitor>::visit_map::h6ef7ef2b304c277b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/value/de.rs:107:21 [INFO] [stderr] 21: 0x55bb16cda2ec - serde_yaml::de::Deserializer::visit_mapping::{{closure}}::h28b777eed1d6f956 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:175:25 [INFO] [stderr] 22: 0x55bb16cdabaa - serde_yaml::de::Deserializer::recursion_check::ha5c05df6d641d3d8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:239:22 [INFO] [stderr] 23: 0x55bb16cd9ff1 - serde_yaml::de::Deserializer::visit_mapping::h9efc444af5ab1c46 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:169:28 [INFO] [stderr] 24: 0x55bb16cddfae - <&mut serde_yaml::de::Deserializer as serde::de::Deserializer>::deserialize_any::h594cb2b5f58aa4f2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:657:36 [INFO] [stderr] 25: 0x55bb16d03075 - serde_yaml::value::de::::deserialize::h58715d4baab77d49 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/value/de.rs:114:9 [INFO] [stderr] 26: 0x55bb16cf6c45 - as serde::de::DeserializeSeed>::deserialize::hb4af2e5c46f0cf1c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:786:9 [INFO] [stderr] 27: 0x55bb16cdd93e - ::next_value_seed::hc9423ab087bd0c27 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:365:9 [INFO] [stderr] 28: 0x55bb16cdd23b - serde::de::MapAccess::next_entry_seed::h98be82b493b13792 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:1813:34 [INFO] [stderr] 29: 0x55bb16cdd046 - serde::de::MapAccess::next_entry::hddc8915a89edf773 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:1861:9 [INFO] [stderr] 30: 0x55bb16cdcfe9 - <&mut A as serde::de::MapAccess>::next_entry::h064326441f87fd6b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:1912:9 [INFO] [stderr] 31: 0x55bb16cd1b2c - ::deserialize::ValueVisitor as serde::de::Visitor>::visit_map::h6ef7ef2b304c277b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/value/de.rs:106:48 [INFO] [stderr] 32: 0x55bb16cda2ec - serde_yaml::de::Deserializer::visit_mapping::{{closure}}::h28b777eed1d6f956 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:175:25 [INFO] [stderr] 33: 0x55bb16cdabaa - serde_yaml::de::Deserializer::recursion_check::ha5c05df6d641d3d8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:239:22 [INFO] [stderr] 34: 0x55bb16cd9ff1 - serde_yaml::de::Deserializer::visit_mapping::h9efc444af5ab1c46 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:169:28 [INFO] [stderr] 35: 0x55bb16cddfae - <&mut serde_yaml::de::Deserializer as serde::de::Deserializer>::deserialize_any::h594cb2b5f58aa4f2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:657:36 [INFO] [stderr] 36: 0x55bb16d03075 - serde_yaml::value::de::::deserialize::h58715d4baab77d49 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/value/de.rs:114:9 [INFO] [stderr] 37: 0x55bb16cf6c45 - as serde::de::DeserializeSeed>::deserialize::hb4af2e5c46f0cf1c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.104/src/de/mod.rs:786:9 [INFO] [stderr] 38: 0x55bb16cdb644 - serde_yaml::de::from_str_seed::haf9af6a22dbee085 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:1042:17 [INFO] [stderr] 39: 0x55bb16cdcfbb - serde_yaml::de::from_str::hbca48b5ebf01499f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_yaml-0.8.11/src/de.rs:1012:5 [INFO] [stderr] 40: 0x55bb16ce4d0c - build_script_build::main::hf696b5dcc1040bee [INFO] [stderr] at /opt/rustwide/workdir/build.rs:28:88 [INFO] [stderr] 41: 0x55bb16d0b90b - core::ops::function::FnOnce::call_once::h2f2f35dba88793f4 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 42: 0x55bb16d0aa4e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7ef06eeb2b3c289c [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 43: 0x55bb16cf38b1 - std::rt::lang_start::{{closure}}::h591f39f02ac68823 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:66:18 [INFO] [stderr] 44: 0x55bb16da2ca7 - core::ops::function::impls:: for &F>::call_once::h1af42f2aaad601f7 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 45: 0x55bb16da2ca7 - std::panicking::try::do_call::h9d43a73a8e9fb04a [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:381:40 [INFO] [stderr] 46: 0x55bb16da2ca7 - std::panicking::try::h7a8d1100a6afe839 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panicking.rs:345:19 [INFO] [stderr] 47: 0x55bb16da2ca7 - std::panic::catch_unwind::h9c80942da690cf03 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/panic.rs:382:14 [INFO] [stderr] 48: 0x55bb16da2ca7 - std::rt::lang_start_internal::h18ef240fb861b4d5 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:51:25 [INFO] [stderr] 49: 0x55bb16cf3887 - std::rt::lang_start::hc9aa10600156ec24 [INFO] [stderr] at /rustc/ff044a3d65d25a17c3e14c1530004e1540179ba7/library/std/src/rt.rs:65:5 [INFO] [stderr] 50: 0x55bb16cebafa - main [INFO] [stderr] 51: 0x7f1fef3f00b3 - __libc_start_main [INFO] [stderr] 52: 0x55bb16cb60ae - _start [INFO] [stderr] 53: 0x0 - [INFO] running `Command { std: "docker" "inspect" "160e6f96906d1ae333e48f1add31f148c8975afe67d8260c2d4e833c15372617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "160e6f96906d1ae333e48f1add31f148c8975afe67d8260c2d4e833c15372617", kill_on_drop: false }` [INFO] [stdout] 160e6f96906d1ae333e48f1add31f148c8975afe67d8260c2d4e833c15372617