[INFO] cloning repository https://github.com/MaartenStaa/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaartenStaa/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaartenStaa%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaartenStaa%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0784923099a9ca52f99fb530da338af0a3ff9859
[INFO] documenting MaartenStaa/advent-of-code-2020 against 1.70.0 for beta-1.71-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaartenStaa%2Fadvent-of-code-2020" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MaartenStaa/advent-of-code-2020 on toolchain 1.70.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.70.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MaartenStaa/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/MaartenStaa/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/MaartenStaa/advent-of-code-2020 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MaartenStaa/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.70.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.70.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70d36959885e5e6a65d067f2a87fc4238573f8c9f6fc6d12bea5b97347731579
[INFO] running `Command { std: "docker" "start" "-a" "70d36959885e5e6a65d067f2a87fc4238573f8c9f6fc6d12bea5b97347731579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70d36959885e5e6a65d067f2a87fc4238573f8c9f6fc6d12bea5b97347731579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d36959885e5e6a65d067f2a87fc4238573f8c9f6fc6d12bea5b97347731579", kill_on_drop: false }`
[INFO] [stdout] 70d36959885e5e6a65d067f2a87fc4238573f8c9f6fc6d12bea5b97347731579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+1.70.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4b27a34cf5b7db27ec1377e32570494b540045ee55dbe61128225d1757dd06
[INFO] running `Command { std: "docker" "start" "-a" "cf4b27a34cf5b7db27ec1377e32570494b540045ee55dbe61128225d1757dd06", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]  Documenting day3-1 v0.1.0 (/opt/rustwide/workdir/day3-1)
[INFO] [stderr]  Documenting day1-2 v0.1.0 (/opt/rustwide/workdir/day1-2)
[INFO] [stderr]  Documenting day1-1 v0.1.0 (/opt/rustwide/workdir/day1-1)
[INFO] [stderr]  Documenting day3-2 v0.1.0 (/opt/rustwide/workdir/day3-2)
[INFO] [stderr]  Documenting day4-1 v0.1.0 (/opt/rustwide/workdir/day4-1)
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: !ty.needs_infer()', compiler/rustc_trait_selection/src/traits/outlives_bounds.rs:58:9
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f697d8d7cca - std::backtrace_rs::backtrace::libunwind::trace::h9a6b80bbf328ba5d
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]    1:     0x7f697d8d7cca - std::backtrace_rs::backtrace::trace_unsynchronized::hd162ec543a11886b
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7f697d8d7cca - std::sys_common::backtrace::_print_fmt::h78a5099be12f51a6
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]    3:     0x7f697d8d7cca - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha1c5390454d74f71
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x7f697d93c0cf - core::fmt::write::h9ffde816c577717b
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/core/src/fmt/mod.rs:1254:17
[INFO] [stderr]    5:     0x7f697d8ca805 - std::io::Write::write_fmt::h88186074961638e4
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/io/mod.rs:1698:15
[INFO] [stderr]    6:     0x7f697d8d7a95 - std::sys_common::backtrace::_print::h184198273ed08d59
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    7:     0x7f697d8d7a95 - std::sys_common::backtrace::print::h1b4d8e7add699453
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    8:     0x7f697d8da73e - std::panicking::default_hook::{{closure}}::h393bcea75423915a
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/panicking.rs:269:22
[INFO] [stderr]    9:     0x7f697d8da4e5 - std::panicking::default_hook::h48c64f31d8b3fd03
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/panicking.rs:288:9
[INFO] [stderr]   10:     0x7f6980b96995 - <rustc_driver_impl[fe6df70259db788d]::DEFAULT_HOOK::{closure#0}::{closure#0} as core[da82827a87f140f9]::ops::function::FnOnce<(&core[da82827a87f140f9]::panic::panic_info::PanicInfo,)>>::call_once::{shim:vtable#0}
[INFO] [stderr]   11:     0x7f697d8daf34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb9b860f5a1175bda
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/alloc/src/boxed.rs:1987:9
[INFO] [stderr]   12:     0x7f697d8daf34 - std::panicking::rust_panic_with_hook::hafdc493a79370062
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/panicking.rs:695:13
[INFO] [stderr]   13:     0x7f697d8dac62 - std::panicking::begin_panic_handler::{{closure}}::h0a64bc82e36bedc7
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/panicking.rs:580:13
[INFO] [stderr]   14:     0x7f697d8d8136 - std::sys_common::backtrace::__rust_end_short_backtrace::hc203444fb7416a16
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]   15:     0x7f697d8daa02 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/panicking.rs:578:5
[INFO] [stderr]   16:     0x7f697d938443 - core::panicking::panic_fmt::h0f6ef0178afce4f2
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/core/src/panicking.rs:67:14
[INFO] [stderr]   17:     0x7f697d9384dd - core::panicking::panic::h0ead933cb8f56d66
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/core/src/panicking.rs:117:5
[INFO] [stderr]   18:     0x7f697f3225ca - <rustc_infer[ed777f23f4c3559f]::infer::outlives::env::OutlivesEnvironment>::with_bounds::<core[da82827a87f140f9]::iter::adapters::flatten::FlatMap<indexmap[3e8baed0ebeec8ac]::set::IntoIter<rustc_middle[a487dff4633a86d0]::ty::Ty>, alloc[c91da12302dbbf86]::vec::Vec<rustc_middle[a487dff4633a86d0]::traits::query::OutlivesBound>, <rustc_infer[ed777f23f4c3559f]::infer::InferCtxt as rustc_trait_selection[329c131f9aa5d6ba]::traits::outlives_bounds::InferCtxtExt>::implied_bounds_tys::{closure#0}>>
[INFO] [stderr]   19:     0x7f697fdd64d1 - rustc_hir_analysis[44791ba5f8e3b26d]::check::compare_impl_item::compare_method_predicate_entailment
[INFO] [stderr]   20:     0x7f697fdd1392 - rustc_hir_analysis[44791ba5f8e3b26d]::check::compare_impl_item::compare_impl_method
[INFO] [stderr]   21:     0x7f697fdc9a01 - rustc_hir_analysis[44791ba5f8e3b26d]::check::check::check_impl_items_against_trait
[INFO] [stderr]   22:     0x7f697fdc06f8 - rustc_hir_analysis[44791ba5f8e3b26d]::check::check::check_mod_item_types
[INFO] [stderr]   23:     0x7f69801bcd41 - rustc_query_system[5e34f8384464b8a5]::query::plumbing::try_execute_query::<rustc_query_impl[3e42b93bfeb445bd]::queries::check_mod_item_types, rustc_query_impl[3e42b93bfeb445bd]::plumbing::QueryCtxt>
[INFO] [stderr]   24:     0x7f69801bc8e9 - <rustc_query_impl[3e42b93bfeb445bd]::Queries as rustc_middle[a487dff4633a86d0]::ty::query::QueryEngine>::check_mod_item_types
[INFO] [stderr]   25:     0x555d57c7a4f7 - <rustc_middle[a487dff4633a86d0]::hir::map::Map>::for_each_module::<rustdoc[d05d4d99bb075fe1]::core::run_global_ctxt::{closure#1}::{closure#0}>
[INFO] [stderr]   26:     0x555d57bc6889 - <rustc_session[99ba0ed9c533f203]::session::Session>::time::<(), rustdoc[d05d4d99bb075fe1]::core::run_global_ctxt::{closure#1}>
[INFO] [stderr]   27:     0x555d57cadad6 - rustdoc[d05d4d99bb075fe1]::core::run_global_ctxt
[INFO] [stderr]   28:     0x555d57bc603e - <rustc_session[99ba0ed9c533f203]::session::Session>::time::<(rustdoc[d05d4d99bb075fe1]::clean::types::Crate, rustdoc[d05d4d99bb075fe1]::config::RenderOptions, rustdoc[d05d4d99bb075fe1]::formats::cache::Cache), rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stderr]   29:     0x555d57ad7ce8 - <std[b70fedfd8b77e9]::thread::local::LocalKey<core[da82827a87f140f9]::cell::Cell<*const ()>>>::with::<rustc_middle[a487dff4633a86d0]::ty::context::tls::enter_context<<rustc_middle[a487dff4633a86d0]::ty::context::GlobalCtxt>::enter<rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}::{closure#0}::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>
[INFO] [stderr]   30:     0x555d57c3561b - <rustc_interface[7aa24cde61830128]::queries::QueryResult<&rustc_middle[a487dff4633a86d0]::ty::context::GlobalCtxt>>::enter::<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}::{closure#0}::{closure#0}>
[INFO] [stderr]   31:     0x555d57a8909e - <rustc_interface[7aa24cde61830128]::interface::Compiler>::enter::<rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>
[INFO] [stderr]   32:     0x555d57c11dcb - rustc_span[2f805118d893a80f]::set_source_map::<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustc_interface[7aa24cde61830128]::interface::run_compiler<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}>::{closure#0}::{closure#0}>
[INFO] [stderr]   33:     0x555d57b07bb3 - <scoped_tls[5a12cb46d771591f]::ScopedKey<rustc_span[2f805118d893a80f]::SessionGlobals>>::set::<rustc_interface[7aa24cde61830128]::interface::run_compiler<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}>::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>
[INFO] [stderr]   34:     0x555d579ef5f9 - std[b70fedfd8b77e9]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[7aa24cde61830128]::util::run_in_thread_pool_with_globals<rustc_interface[7aa24cde61830128]::interface::run_compiler<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}>::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>
[INFO] [stderr]   35:     0x555d57c98e7d - <<std[b70fedfd8b77e9]::thread::Builder>::spawn_unchecked_<rustc_interface[7aa24cde61830128]::util::run_in_thread_pool_with_globals<rustc_interface[7aa24cde61830128]::interface::run_compiler<core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>, rustdoc[d05d4d99bb075fe1]::main_args::{closure#1}>::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[da82827a87f140f9]::result::Result<(), rustc_span[2f805118d893a80f]::ErrorGuaranteed>>::{closure#1} as core[da82827a87f140f9]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   36:     0x7f697d8e53b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha1f2224656a778fb
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/alloc/src/boxed.rs:1973:9
[INFO] [stderr]   37:     0x7f697d8e53b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::haa29ed9703f354b7
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/alloc/src/boxed.rs:1973:9
[INFO] [stderr]   38:     0x7f697d8e53b5 - std::sys::unix::thread::Thread::new::thread_start::h33b6dae3e3692197
[INFO] [stderr]                                at /rustc/90c541806f23a127002de5b4038be731ba1458ca/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   39:     0x7f697d514b43 - <unknown>
[INFO] [stderr]   40:     0x7f697d5a5bb4 - __clone
[INFO] [stderr]   41:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: 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/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.70.0 (90c541806 2023-05-31) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type bin
[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 [check_mod_item_types] checking item types in module `split`
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not document `day4-1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name day4_1 day4-1/src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=182502721cd49941 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf4b27a34cf5b7db27ec1377e32570494b540045ee55dbe61128225d1757dd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4b27a34cf5b7db27ec1377e32570494b540045ee55dbe61128225d1757dd06", kill_on_drop: false }`
[INFO] [stdout] cf4b27a34cf5b7db27ec1377e32570494b540045ee55dbe61128225d1757dd06