[INFO] updating cached repository https://github.com/Dynulo/Gluon [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/Dynulo/Gluon [INFO] [stderr] - [deleted] (none) -> dependabot/cargo/serde-1.0.104 [INFO] [stderr] * [new branch] dependabot/cargo/serde-1.0.105 -> dependabot/cargo/serde-1.0.105 [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ea80be718d938993354be27fd42da248aa6b35be [INFO] checking Dynulo/Gluon against master#d939f708d960161d23b964309ba68ff207fc0ead for pr-70087 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDynulo%2FGluon" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dynulo/Gluon on toolchain d939f708d960161d23b964309ba68ff207fc0ead [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Dynulo/Gluon [INFO] finished tweaking git repo https://github.com/Dynulo/Gluon [INFO] tweaked toml for git repo https://github.com/Dynulo/Gluon written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Dynulo/Gluon already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+d939f708d960161d23b964309ba68ff207fc0ead" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 92654cc4f458f60dbc37746e6c46c1351dd36d0e67acd6b64986beeaa37c2cda [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "92654cc4f458f60dbc37746e6c46c1351dd36d0e67acd6b64986beeaa37c2cda"` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking futures v0.1.27 [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling winapi v0.3.7 [INFO] [stderr] Checking rgb v0.8.13 [INFO] [stderr] Checking take_mut v0.2.2 [INFO] [stderr] Checking strsim v0.9.2 [INFO] [stderr] Checking opaque-debug v0.2.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking rle-decode-fast v1.0.1 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking half v1.3.0 [INFO] [stderr] Checking data-encoding v2.1.2 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking miniz_oxide v0.2.1 [INFO] [stderr] Checking block-padding v0.1.4 [INFO] [stderr] Compiling peg v0.5.7 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling parking_lot v0.8.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking generic-array v0.12.0 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking digest v0.8.0 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking libflate v0.1.25 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking sha-1 v0.8.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.10.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking openssl-sys v0.9.47 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking filetime v0.2.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rayon-core v1.4.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.18 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking number_prefix v0.2.8 [INFO] [stderr] Checking tokio-executor v0.1.7 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking openssl v0.10.23 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Compiling armake2 v0.3.0 (https://github.com/dynulo/armake2#23933d6a) [INFO] [stderr] Checking zip v0.5.2 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking rayon v1.0.3 [INFO] [stderr] Checking cgmath v0.16.1 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking tokio-threadpool v0.1.14 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking ws v0.8.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio v0.1.20 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking console v0.7.5 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.20 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking indicatif v0.11.0 [INFO] [stderr] Checking native-tls v0.2.3 [INFO] [stderr] Checking winconsole v0.10.0 [INFO] [stderr] Compiling serde_derive v1.0.91 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking colored v1.8.0 [INFO] [stderr] Checking hyper v0.12.29 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking serde_cbor v0.9.0 [INFO] [stderr] Checking toml v0.5.1 [INFO] [stderr] thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', src/librustc/hir/mod.rs:81:37 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7f5fc98230b4 - backtrace::backtrace::libunwind::trace::hdbfb90b3ac3ad82c [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f5fc98230b4 - backtrace::backtrace::trace_unsynchronized::hdc2d8de557dbdcaf [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f5fc98230b4 - std::sys_common::backtrace::_print_fmt::hc847b4cbd733969c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f5fc98230b4 - ::fmt::h1834f0d5f0f485d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f5fc985bacc - core::fmt::write::h6932942104d5f1ae [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x7f5fc9814de3 - std::io::Write::write_fmt::h6ea75dc393077354 [INFO] [stderr] at src/libstd/io/mod.rs:1427 [INFO] [stderr] 6: 0x7f5fc9827f25 - std::sys_common::backtrace::_print::hbdd2af06305a234c [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f5fc9827f25 - std::sys_common::backtrace::print::hfa2e5bb1407a0009 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f5fc9827f25 - std::panicking::default_hook::{{closure}}::h4196b1a9c9da64a2 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f5fc9827c72 - std::panicking::default_hook::h853dd04629d084b0 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x7f5fc9e86573 - rustc_driver::report_ice::h37110b2df4d302f9 [INFO] [stderr] 11: 0x7f5fc98286a5 - std::panicking::rust_panic_with_hook::h06766489222c5b1f [INFO] [stderr] at src/libstd/panicking.rs:515 [INFO] [stderr] 12: 0x7f5fc98281bb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:419 [INFO] [stderr] 13: 0x7f5fc9858761 - core::panicking::panic_fmt::h70f73dd0c53f6a1b [INFO] [stderr] at src/libcore/panicking.rs:111 [INFO] [stderr] 14: 0x7f5fc98586ad - core::panicking::panic::h8949d295691d9372 [INFO] [stderr] at src/libcore/panicking.rs:54 [INFO] [stderr] 15: 0x7f5fcc217662 - core::ops::function::FnOnce::call_once::h12065f39f0b6311b [INFO] [stderr] 16: 0x7f5fcbfcda4b - rustc::ty::query::::compute::h10dbd539d40032dc [INFO] [stderr] 17: 0x7f5fcc3bcd46 - rustc::dep_graph::graph::DepGraph::with_task_impl::h22d1ca3dfce40383 [INFO] [stderr] 18: 0x7f5fcbea0248 - rustc::ty::query::plumbing::::get_query::h12f8870478f2960f [INFO] [stderr] 19: 0x7f5fcc43b752 - rustc::hir::map::Map::get_entry::hf2f179e059dc5b6b [INFO] [stderr] 20: 0x7f5fcc43d203 - rustc::hir::map::Map::find::heb2dc2f1416b8ea3 [INFO] [stderr] 21: 0x7f5fcac0ecc6 - rustc_passes::dead::MarkSymbolVisitor::check_def_id::h3bcbce5fca999079 [INFO] [stderr] 22: 0x7f5fcab7673b - rustc_hir::intravisit::walk_item::hfcde566590e287e5 [INFO] [stderr] 23: 0x7f5fcac1166a - rustc_passes::dead::check_crate::h13e54a581f9d47cc [INFO] [stderr] 24: 0x7f5fca078650 - rustc_session::utils::::time::h2458cf43f4082c3e [INFO] [stderr] 25: 0x7f5fca0e6e43 - rustc_interface::passes::analysis::{{closure}}::{{closure}}::hdcc55c3c5716b148 [INFO] [stderr] 26: 0x7f5fca07ad94 - rustc_session::utils::::time::h603ac2a75c23020f [INFO] [stderr] 27: 0x7f5fca111cb4 - rustc_interface::passes::analysis::hb2fbc780c128cb58 [INFO] [stderr] 28: 0x7f5fc9e92bc7 - rustc::ty::query::__query_compute::analysis::hc470241115f763ae [INFO] [stderr] 29: 0x7f5fc9efbb1e - rustc::dep_graph::graph::DepGraph::with_task_impl::h8145b42b895db173 [INFO] [stderr] 30: 0x7f5fc9ed29a4 - rustc::ty::query::plumbing::::get_query::h425ea7995d3cc545 [INFO] [stderr] 31: 0x7f5fc9f0ab97 - rustc::ty::context::tls::enter_global::h11e9f6894fc852b9 [INFO] [stderr] 32: 0x7f5fc9edb184 - rustc_interface::interface::run_compiler_in_existing_thread_pool::ha8f28fc7f7f9165a [INFO] [stderr] 33: 0x7f5fc9e8e36c - std::sys_common::backtrace::__rust_begin_short_backtrace::h30918276b81a492f [INFO] [stderr] 34: 0x7f5fc9edda0e - core::ops::function::FnOnce::call_once{{vtable.shim}}::he7fca40d43338451 [INFO] [stderr] 35: 0x7f5fc980483f - as core::ops::function::FnOnce>::call_once::hbe1510c05c206603 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 36: 0x7f5fc98381fd - as core::ops::function::FnOnce>::call_once::hfa7747e768ca5f70 [INFO] [stderr] at /rustc/d939f708d960161d23b964309ba68ff207fc0ead/src/liballoc/boxed.rs:1017 [INFO] [stderr] 37: 0x7f5fc98381fd - std::sys_common::thread::start_thread::h82b98ca7eaf2b310 [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 38: 0x7f5fc98381fd - std::sys::unix::thread::Thread::new::thread_start::h62648d7fb5a14d76 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:80 [INFO] [stderr] 39: 0x7f5fc959e6db - start_thread [INFO] [stderr] 40: 0x7f5fc8ebb88f - __clone [INFO] [stderr] 41: 0x0 - [INFO] [stderr] [INFO] [stderr] error: internal compiler error: unexpected panic [INFO] [stderr] [INFO] [stderr] note: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports [INFO] [stderr] [INFO] [stderr] note: rustc 1.44.0-nightly (d939f708d 2020-03-18) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C debuginfo=2 --crate-type lib [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [hir_owner] processing `regex` [INFO] [stderr] #1 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `docopt`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "92654cc4f458f60dbc37746e6c46c1351dd36d0e67acd6b64986beeaa37c2cda"` [INFO] running `"docker" "rm" "-f" "92654cc4f458f60dbc37746e6c46c1351dd36d0e67acd6b64986beeaa37c2cda"` [INFO] [stdout] 92654cc4f458f60dbc37746e6c46c1351dd36d0e67acd6b64986beeaa37c2cda