[INFO] cloning repository https://github.com/mxj4/typeholder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mxj4/typeholder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxj4%2Ftypeholder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxj4%2Ftypeholder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 08b588d63243f4720916d09f79b8f7a8bd556774 [INFO] checking mxj4/typeholder against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmxj4%2Ftypeholder" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mxj4/typeholder on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mxj4/typeholder [INFO] finished tweaking git repo https://github.com/mxj4/typeholder [INFO] tweaked toml for git repo https://github.com/mxj4/typeholder written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/mxj4/typeholder already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b424abc3b5b6ca355d530a65fad60b6c4b460f7f684dcf2eb2a6ac97c1b26a5 [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" "1b424abc3b5b6ca355d530a65fad60b6c4b460f7f684dcf2eb2a6ac97c1b26a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b424abc3b5b6ca355d530a65fad60b6c4b460f7f684dcf2eb2a6ac97c1b26a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b424abc3b5b6ca355d530a65fad60b6c4b460f7f684dcf2eb2a6ac97c1b26a5", kill_on_drop: false }` [INFO] [stdout] 1b424abc3b5b6ca355d530a65fad60b6c4b460f7f684dcf2eb2a6ac97c1b26a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57f3f8f2b24f0762890b8e6d90c90c2d002b29b4bc6c70c66b5b259a2a53ef50 [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" "57f3f8f2b24f0762890b8e6d90c90c2d002b29b4bc6c70c66b5b259a2a53ef50", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Compiling gio v0.1.3 (https://github.com/gtk-rs/gio#2b2b061b) [INFO] [stderr] Compiling gdk-pixbuf v0.1.3 (https://github.com/gtk-rs/gdk-pixbuf#cc1c9ab4) [INFO] [stderr] Compiling cairo-rs v0.1.3 (https://github.com/gtk-rs/cairo#94c84e60) [INFO] [stderr] Compiling gdk v0.5.3 (https://github.com/gtk-rs/gdk#cdb612c7) [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling linked-hash-map v0.4.2 [INFO] [stderr] Compiling gtk v0.1.3 (https://github.com/gtk-rs/gtk#6f83f435) [INFO] [stderr] Checking typed-arena v1.3.0 [INFO] [stderr] Checking gettext-rs v0.3.0 [INFO] [stderr] Compiling glib-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling gobject-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling gio-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling cairo-sys-rs v0.3.4 (https://github.com/gtk-rs/cairo#94c84e60) [INFO] [stderr] Compiling gdk-pixbuf-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling pango-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling gdk-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling atk-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Compiling gtk-sys v0.3.4 (https://github.com/gtk-rs/sys#af83826e) [INFO] [stderr] Checking sxd-document v0.2.3 [INFO] [stderr] Compiling itertools v0.6.1 [INFO] [stderr] Compiling typeholder v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable [INFO] [stdout] --> build.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `typeholder v0.0.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/typeholder-7c1444fd66d38307/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'attempted to leave type `linked_hash_map::Node<&str, std::vec::Vec<(&str, &str)>>` uninitialized, which is invalid', /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/mem/mod.rs:660:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557ccaf8f3f0 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x557ccaf8f3f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557ccaf8f3f0 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557ccaf8f3f0 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557ccafa9d0f - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x557ccaf8dbe5 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x557ccaf9102b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557ccaf9102b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557ccaf9102b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x557ccaf90b0d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x557ccaf915dd - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x557ccaf911a7 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x557ccaf8f8ac - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x557ccaf91139 - rust_begin_unwind [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x557ccaf4fe41 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x557ccaf4fd8d - core::panicking::panic::h3de4db67bd397eb3 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x557ccaf7e4d1 - core::mem::uninitialized::hc24a5a0fe25e65a6 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/mem/mod.rs:660:9 [INFO] [stderr] 17: 0x557ccaf7e4d1 - linked_hash_map::LinkedHashMap::ensure_guard_node::h57b35ffae94df2d1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.4.2/src/lib.rs:174:52 [INFO] [stderr] 18: 0x557ccaf7e8ba - linked_hash_map::LinkedHashMap::insert::h1cd067c662418ecf [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.4.2/src/lib.rs:305:9 [INFO] [stderr] 19: 0x557ccaf7dc1d - as core::iter::traits::collect::Extend<(K,V)>>::extend::hd020db6aab847510 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.4.2/src/lib.rs:729:13 [INFO] [stderr] 20: 0x557ccaf7dd35 - as core::iter::traits::collect::FromIterator<(K,V)>>::from_iter::h1a1f309b4883447a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/linked-hash-map-0.4.2/src/lib.rs:748:9 [INFO] [stderr] 21: 0x557ccaf612d6 - core::iter::traits::iterator::Iterator::collect::h6286ce4d9deec87d [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/iter/traits/iterator.rs:1788:9 [INFO] [stderr] 22: 0x557ccaf73743 - build_script_build::generate_scripts_macro::hc02d8a49bab3b9ac [INFO] [stderr] at /opt/rustwide/workdir/build.rs:60:59 [INFO] [stderr] 23: 0x557ccaf72eea - build_script_build::main::h42368dacf196bc4e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:25:9 [INFO] [stderr] 24: 0x557ccaf6e1cb - core::ops::function::FnOnce::call_once::hd5220b31dd6c7502 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 25: 0x557ccaf5c62e - std::sys_common::backtrace::__rust_begin_short_backtrace::h566e913153d8aee4 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 26: 0x557ccaf74ea1 - std::rt::lang_start::{{closure}}::h137ac278e04e6660 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:49:18 [INFO] [stderr] 27: 0x557ccaf919da - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 28: 0x557ccaf919da - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:379:40 [INFO] [stderr] 29: 0x557ccaf919da - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panicking.rs:343:19 [INFO] [stderr] 30: 0x557ccaf919da - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/panic.rs:431:14 [INFO] [stderr] 31: 0x557ccaf919da - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:34:21 [INFO] [stderr] 32: 0x557ccaf74e80 - std::rt::lang_start::h820b251ec329edc0 [INFO] [stderr] at /rustc/a5f164faad4a2fed606b8160fd7ecd2d5cbba381/library/std/src/rt.rs:48:5 [INFO] [stderr] 33: 0x557ccaf74e4c - main [INFO] [stderr] 34: 0x7f356fffc0b3 - __libc_start_main [INFO] [stderr] 35: 0x557ccaf5055e - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "57f3f8f2b24f0762890b8e6d90c90c2d002b29b4bc6c70c66b5b259a2a53ef50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57f3f8f2b24f0762890b8e6d90c90c2d002b29b4bc6c70c66b5b259a2a53ef50", kill_on_drop: false }` [INFO] [stdout] 57f3f8f2b24f0762890b8e6d90c90c2d002b29b4bc6c70c66b5b259a2a53ef50