[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 beta-2023-04-20 for beta-1.70-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-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MaartenStaa/advent-of-code-2020 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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-1-tc2/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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a47c40e92aaa92cadd60f898e3e60f3878bc669cdf51809c42220528f82fcb0
[INFO] running `Command { std: "docker" "start" "-a" "5a47c40e92aaa92cadd60f898e3e60f3878bc669cdf51809c42220528f82fcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a47c40e92aaa92cadd60f898e3e60f3878bc669cdf51809c42220528f82fcb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a47c40e92aaa92cadd60f898e3e60f3878bc669cdf51809c42220528f82fcb0", kill_on_drop: false }`
[INFO] [stdout] 5a47c40e92aaa92cadd60f898e3e60f3878bc669cdf51809c42220528f82fcb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b33650d1f2c31900942eb5a7ceb6d241f63a0a7f9b4596d9d5b8f96c48fa47e7
[INFO] running `Command { std: "docker" "start" "-a" "b33650d1f2c31900942eb5a7ceb6d241f63a0a7f9b4596d9d5b8f96c48fa47e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]  Documenting day4-1 v0.1.0 (/opt/rustwide/workdir/day4-1)
[INFO] [stderr]  Documenting day1-2 v0.1.0 (/opt/rustwide/workdir/day1-2)
[INFO] [stderr]  Documenting day3-2 v0.1.0 (/opt/rustwide/workdir/day3-2)
[INFO] [stderr]  Documenting day1-1 v0.1.0 (/opt/rustwide/workdir/day1-1)
[INFO] [stderr]  Documenting day3-1 v0.1.0 (/opt/rustwide/workdir/day3-1)
[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:     0x7fd7d7761cca - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]    1:     0x7fd7d7761cca - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7fd7d7761cca - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]    3:     0x7fd7d7761cca - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x7fd7d77c60cf - core::fmt::write::h78109e6f466b3af6
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stderr]    5:     0x7fd7d7754805 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stderr]    6:     0x7fd7d7761a95 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    7:     0x7fd7d7761a95 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    8:     0x7fd7d776473e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stderr]    9:     0x7fd7d77644e5 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stderr]   10:     0x7fd7daa54a35 - rustc_driver_impl[dc743aefd116e4d1]::DEFAULT_HOOK::{closure#0}::{closure#0}
[INFO] [stderr]   11:     0x7fd7d7764f34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stderr]   12:     0x7fd7d7764f34 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stderr]   13:     0x7fd7d7764c62 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:580:13
[INFO] [stderr]   14:     0x7fd7d7762136 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]   15:     0x7fd7d7764a02 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stderr]   16:     0x7fd7d77c2443 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stderr]   17:     0x7fd7d77c24dd - core::panicking::panic::h3f9042d09bd0bf2e
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:117:5
[INFO] [stderr]   18:     0x7fd7d91c78aa - <rustc_infer[9f8d77a3ff0d73a0]::infer::outlives::env::OutlivesEnvironment>::with_bounds::<core[5dceb995eb6c8c1c]::iter::adapters::flatten::FlatMap<indexmap[80d41a40c14ff0e9]::set::IntoIter<rustc_middle[190fc878b70c43dc]::ty::Ty>, alloc[2e017f7c06744add]::vec::Vec<rustc_middle[190fc878b70c43dc]::traits::query::OutlivesBound>, <rustc_infer[9f8d77a3ff0d73a0]::infer::InferCtxt as rustc_trait_selection[54fded54e8133a29]::traits::outlives_bounds::InferCtxtExt>::implied_bounds_tys::{closure#0}>>
[INFO] [stderr]   19:     0x7fd7d9c94171 - rustc_hir_analysis[9ab76f1b708bcd45]::check::compare_impl_item::compare_method_predicate_entailment
[INFO] [stderr]   20:     0x7fd7d9c8f032 - rustc_hir_analysis[9ab76f1b708bcd45]::check::compare_impl_item::compare_impl_method
[INFO] [stderr]   21:     0x7fd7d9c876a1 - rustc_hir_analysis[9ab76f1b708bcd45]::check::check::check_impl_items_against_trait
[INFO] [stderr]   22:     0x7fd7d9c7e398 - rustc_hir_analysis[9ab76f1b708bcd45]::check::check::check_mod_item_types
[INFO] [stderr]   23:     0x7fd7da07db91 - rustc_query_system[4d292fdbba6db482]::query::plumbing::try_execute_query::<rustc_query_impl[b991547b4cedd1fc]::queries::check_mod_item_types, rustc_query_impl[b991547b4cedd1fc]::plumbing::QueryCtxt>
[INFO] [stderr]   24:     0x7fd7da07d739 - <rustc_query_impl[b991547b4cedd1fc]::Queries as rustc_middle[190fc878b70c43dc]::ty::query::QueryEngine>::check_mod_item_types
[INFO] [stderr]   25:     0x55854772c277 - <rustc_middle[190fc878b70c43dc]::hir::map::Map>::for_each_module::<rustdoc[6e49c8a0e6aaf104]::core::run_global_ctxt::{closure#1}::{closure#0}>
[INFO] [stderr]   26:     0x558547679879 - <rustc_session[18a976cb49e2bd78]::session::Session>::time::<(), rustdoc[6e49c8a0e6aaf104]::core::run_global_ctxt::{closure#1}>
[INFO] [stderr]   27:     0x558547763a56 - rustdoc[6e49c8a0e6aaf104]::core::run_global_ctxt
[INFO] [stderr]   28:     0x55854767902e - <rustc_session[18a976cb49e2bd78]::session::Session>::time::<(rustdoc[6e49c8a0e6aaf104]::clean::types::Crate, rustdoc[6e49c8a0e6aaf104]::config::RenderOptions, rustdoc[6e49c8a0e6aaf104]::formats::cache::Cache), rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stderr]   29:     0x55854758b068 - <std[c49fe71d1e153478]::thread::local::LocalKey<core[5dceb995eb6c8c1c]::cell::Cell<*const ()>>>::with::<rustc_middle[190fc878b70c43dc]::ty::context::tls::enter_context<<rustc_middle[190fc878b70c43dc]::ty::context::GlobalCtxt>::enter<rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}::{closure#0}::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>
[INFO] [stderr]   30:     0x5585476e6d6b - <rustc_interface[a065794b3504c0d8]::queries::QueryResult<&rustc_middle[190fc878b70c43dc]::ty::context::GlobalCtxt>>::enter::<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}::{closure#0}::{closure#0}>
[INFO] [stderr]   31:     0x55854753c5ce - <rustc_interface[a065794b3504c0d8]::interface::Compiler>::enter::<rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>
[INFO] [stderr]   32:     0x5585476e62bb - rustc_span[1c1785c13b4703b1]::set_source_map::<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustc_interface[a065794b3504c0d8]::interface::run_compiler<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}>::{closure#0}::{closure#0}>
[INFO] [stderr]   33:     0x5585475bb033 - <scoped_tls[6c42dc4193da17ea]::ScopedKey<rustc_span[1c1785c13b4703b1]::SessionGlobals>>::set::<rustc_interface[a065794b3504c0d8]::interface::run_compiler<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}>::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>
[INFO] [stderr]   34:     0x5585474a36e9 - std[c49fe71d1e153478]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[a065794b3504c0d8]::util::run_in_thread_pool_with_globals<rustc_interface[a065794b3504c0d8]::interface::run_compiler<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}>::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>
[INFO] [stderr]   35:     0x55854774e9fd - <<std[c49fe71d1e153478]::thread::Builder>::spawn_unchecked_<rustc_interface[a065794b3504c0d8]::util::run_in_thread_pool_with_globals<rustc_interface[a065794b3504c0d8]::interface::run_compiler<core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>, rustdoc[6e49c8a0e6aaf104]::main_args::{closure#1}>::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[5dceb995eb6c8c1c]::result::Result<(), rustc_span[1c1785c13b4703b1]::ErrorGuaranteed>>::{closure#1} as core[5dceb995eb6c8c1c]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   36:     0x7fd7d776f3b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stderr]   37:     0x7fd7d776f3b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stderr]   38:     0x7fd7d776f3b5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stderr]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stderr]   39:     0x7fd7d739eb43 - <unknown>
[INFO] [stderr]   40:     0x7fd7d742fbb4 - __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-beta.1 (1b7dd2252 2023-04-19) 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=2e236f94132798dc -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" "b33650d1f2c31900942eb5a7ceb6d241f63a0a7f9b4596d9d5b8f96c48fa47e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33650d1f2c31900942eb5a7ceb6d241f63a0a7f9b4596d9d5b8f96c48fa47e7", kill_on_drop: false }`
[INFO] [stdout] b33650d1f2c31900942eb5a7ceb6d241f63a0a7f9b4596d9d5b8f96c48fa47e7
