[INFO] fetching crate io-reactor 0.2.1...
[INFO] checking io-reactor-0.2.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate io-reactor 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate io-reactor 0.2.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate io-reactor 0.2.1
[INFO] finished tweaking crates.io crate io-reactor 0.2.1
[INFO] tweaked toml for crates.io crate io-reactor 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded popol v3.0.0
[INFO] [stderr]   Downloaded amplify_num v0.5.2
[INFO] [stderr]   Downloaded amplify v4.6.0
[INFO] [stderr]   Downloaded amplify_derive v4.0.0
[INFO] [stderr]   Downloaded amplify_syn v2.0.1
[INFO] [stderr]   Downloaded ascii v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5596cd95e156b27b0524694eaa3e6267645bdaedbb5a82c728ee995f0279608b
[INFO] running `Command { std: "docker" "start" "-a" "5596cd95e156b27b0524694eaa3e6267645bdaedbb5a82c728ee995f0279608b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5596cd95e156b27b0524694eaa3e6267645bdaedbb5a82c728ee995f0279608b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5596cd95e156b27b0524694eaa3e6267645bdaedbb5a82c728ee995f0279608b", kill_on_drop: false }`
[INFO] [stdout] 5596cd95e156b27b0524694eaa3e6267645bdaedbb5a82c728ee995f0279608b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b069e8c3024a35a976d01934c4024bf2b2c3ca1a36ea02ccb162f589f3a9ad42
[INFO] running `Command { std: "docker" "start" "-a" "b069e8c3024a35a976d01934c4024bf2b2c3ca1a36ea02ccb162f589f3a9ad42", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking amplify_num v0.5.2
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking popol v3.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling amplify_syn v2.0.1
[INFO] [stderr]    Compiling amplify_derive v4.0.0
[INFO] [stderr]     Checking amplify v4.6.0
[INFO] [stderr]     Checking io-reactor v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_ast_lowering/src/lib.rs:961:56:
[INFO] [stderr] called `Option::unwrap()` on a `None` value
[INFO] [stderr] stack backtrace:
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_ast_lowering/src/lib.rs:961:56:
[INFO] [stderr] called `Option::unwrap()` on a `None` value
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f7784fad902 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]    1:     0x7f7784fad902 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    0:     0x7fb12a375902 - std::backtrace_rs::backtrace::libunwind::trace::hd67e08e71d64f12a
[INFO] [stderr]    2:     0x7f7784fad902 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    1:     0x7fb12a375902 - std::backtrace_rs::backtrace::trace_unsynchronized::h1b6e03ae921b7ccc
[INFO] [stderr]    3:     0x7f7784fad902 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    2:     0x7fb12a375902 - std::sys_common::backtrace::_print_fmt::h104284235ec6c37d
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stderr]    3:     0x7fb12a375902 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9ec11fc9f8e1e9e3
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]    4:     0x7f7784ffec5c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x7f7784ffec5c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]    6:     0x7f7784fa288f - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]    4:     0x7fb12a3c6c5c - core::fmt::rt::Argument::fmt::hba6bb69d73dbc69a
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]    5:     0x7fb12a3c6c5c - core::fmt::write::h1591db653c658e71
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/fmt/mod.rs:1153:17
[INFO] [stderr]    7:     0x7f7784fad6d4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]    6:     0x7fb12a36a88f - std::io::Write::write_fmt::hfbffa468e7623aef
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/io/mod.rs:1843:15
[INFO] [stderr]    7:     0x7fb12a3756d4 - std::sys_common::backtrace::_print::h00abfdf27a732373
[INFO] [stderr]    8:     0x7f7784fad6d4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]    9:     0x7f7784fb03db - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]    8:     0x7fb12a3756d4 - std::sys_common::backtrace::print::ha9520edf621a95dc
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]    9:     0x7fb12a3783db - std::panicking::default_hook::{{closure}}::h46e508c07ecf0cb0
[INFO] [stderr]   10:     0x7f7784fb0133 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]   10:     0x7fb12a378133 - std::panicking::default_hook::h171667a6e5f66517
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:292:9
[INFO] [stderr]   11:     0x7fb126facaaf - std[e3d83ab5b0fdd91e]::panicking::update_hook::<alloc[e67bf7da00622446]::boxed::Box<rustc_driver_impl[9632d00266d517e7]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]   11:     0x7f7781bacaaf - std[e3d83ab5b0fdd91e]::panicking::update_hook::<alloc[e67bf7da00622446]::boxed::Box<rustc_driver_impl[9632d00266d517e7]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]   12:     0x7fb12a378b40 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39be77b8435f8deb
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2034:9
[INFO] [stderr]   13:     0x7fb12a378b40 - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:783:13
[INFO] [stderr]   12:     0x7f7784fb0b40 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39be77b8435f8deb
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2034:9
[INFO] [stderr]   13:     0x7f7784fb0b40 - std::panicking::rust_panic_with_hook::hb748cf56d2d9af62
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:783:13
[INFO] [stderr]   14:     0x7fb12a378849 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:649:13
[INFO] [stderr]   14:     0x7f7784fb0849 - std::panicking::begin_panic_handler::{{closure}}::h1f68a14808274394
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:649:13
[INFO] [stderr]   15:     0x7fb12a375dd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]   15:     0x7f7784faddd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h36413da1fefb6b73
[INFO] [stderr]   16:     0x7fb12a3785b4 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]   16:     0x7f7784fb05b4 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/panicking.rs:645:5
[INFO] [stderr]   17:     0x7fb12a3c3175 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]   18:     0x7fb12a3c3233 - core::panicking::panic::he76d959b4d65b8fd
[INFO] [stderr]   17:     0x7f7784ffb175 - core::panicking::panic_fmt::hbebe585df2478a90
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:145:5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:72:14
[INFO] [stderr]   19:     0x7fb12a3c2f06 - core::option::unwrap_failed::h605e052c5d5380c5
[INFO] [stderr]   18:     0x7f7784ffb233 - core::panicking::panic::he76d959b4d65b8fd
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/option.rs:1985:5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/panicking.rs:145:5
[INFO] [stderr]   19:     0x7f7784ffaf06 - core::option::unwrap_failed::h605e052c5d5380c5
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/option.rs:1985:5
[INFO] [stderr]   20:     0x7f7782ff2954 - <rustc_ast_lowering[1906dee1b9bd73c3]::LoweringContext>::lower_attrs
[INFO] [stderr]   20:     0x7fb1283f2954 - <rustc_ast_lowering[1906dee1b9bd73c3]::LoweringContext>::lower_attrs
[INFO] [stderr]   21:     0x7fb128bdd012 - <rustc_ast_lowering[1906dee1b9bd73c3]::LoweringContext>::lower_assoc_item
[INFO] [stderr]   21:     0x7f77837dd012 - <rustc_ast_lowering[1906dee1b9bd73c3]::LoweringContext>::lower_assoc_item
[INFO] [stderr]   22:     0x7fb128bda08e - <rustc_ast_lowering[1906dee1b9bd73c3]::item::ItemLowerer>::lower_node
[INFO] [stderr]   22:     0x7f77837da08e - <rustc_ast_lowering[1906dee1b9bd73c3]::item::ItemLowerer>::lower_node
[INFO] [stderr]   23:     0x7fb128bd7b4b - rustc_ast_lowering[1906dee1b9bd73c3]::lower_to_hir
[INFO] [stderr]   23:     0x7f77837d7b4b - rustc_ast_lowering[1906dee1b9bd73c3]::lower_to_hir
[INFO] [stderr]   24:     0x7fb128bd62fa - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   24:     0x7f77837d62fa - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   25:     0x7fb129016bd2 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   25:     0x7f7783c16bd2 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   26:     0x7fb1290167c2 - rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   26:     0x7f7783c167c2 - rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   27:     0x7fb1284e90c3 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::hir_attrs::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   27:     0x7f778302e2af - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::opt_hir_owner_nodes::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   28:     0x7fb1284e861b - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::VecCache<rustc_hir[2f59d39f4a647311]::hir_id::OwnerId, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   28:     0x7f778302d82e - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::VecCache<rustc_span[4dce927c94dbc60f]::def_id::LocalDefId, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   29:     0x7fb1284e8389 - rustc_query_impl[b40283b093d2c53d]::query_impl::hir_attrs::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   29:     0x7f778302d4c9 - rustc_query_impl[b40283b093d2c53d]::query_impl::opt_hir_owner_nodes::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   30:     0x7f77835c4b63 - rustc_middle[5dc394c06e4b3428]::query::plumbing::query_get_at::<rustc_query_system[12949f16e73dc255]::query::caches::VecCache<rustc_span[4dce927c94dbc60f]::def_id::LocalDefId, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>>
[INFO] [stderr]   31:     0x7f77835c5d80 - <rustc_middle[5dc394c06e4b3428]::hir::map::Map>::get_module
[INFO] [stderr]   30:     0x7fb1282137ea - <rustc_middle[5dc394c06e4b3428]::hir::map::Map>::attrs
[INFO] [stderr]   32:     0x7f7782f75e38 - rustc_middle[5dc394c06e4b3428]::hir::map::hir_crate_items
[INFO] [stderr]   31:     0x7fb129274cc3 - rustc_passes[5d7a75ac8ec7f8d8]::entry::entry_fn
[INFO] [stderr]   32:     0x7fb129274c58 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::entry_fn::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 12usize]>>
[INFO] [stderr]   33:     0x7fb129274c33 - <rustc_query_impl[b40283b093d2c53d]::query_impl::entry_fn::dynamic_query::{closure#2} as core[741d26b6ae2d635c]::ops::function::FnOnce<(rustc_middle[5dc394c06e4b3428]::ty::context::TyCtxt, ())>>::call_once
[INFO] [stderr]   34:     0x7fb12927454a - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 12usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   35:     0x7fb129274305 - rustc_query_impl[b40283b093d2c53d]::query_impl::entry_fn::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   33:     0x7f7783974160 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate_items::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>
[INFO] [stderr]   34:     0x7f7783c16bd2 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   35:     0x7f7783c16860 - rustc_query_impl[b40283b093d2c53d]::query_impl::hir_crate_items::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   36:     0x7f7782e1348b - rustc_interface[5daa71e92626dfc1]::proc_macro_decls::proc_macro_decls_static
[INFO] [stderr]   36:     0x7fb12899f96e - rustc_interface[5daa71e92626dfc1]::passes::analysis
[INFO] [stderr]   37:     0x7fb12899f865 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   38:     0x7fb12900f965 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x7fb12900f6c9 - rustc_query_impl[b40283b093d2c53d]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   37:     0x7f7782e13451 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::proc_macro_decls_static::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 4usize]>>
[INFO] [stderr]   38:     0x7f7783c15068 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 4usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   39:     0x7f7783c14e51 - rustc_query_impl[b40283b093d2c53d]::query_impl::proc_macro_decls_static::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x7f778359f9d6 - rustc_interface[5daa71e92626dfc1]::passes::analysis
[INFO] [stderr]   41:     0x7f778359f865 - rustc_query_impl[b40283b093d2c53d]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[b40283b093d2c53d]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 1usize]>>
[INFO] [stderr]   42:     0x7f7783c0f965 - rustc_query_system[12949f16e73dc255]::query::plumbing::try_execute_query::<rustc_query_impl[b40283b093d2c53d]::DynamicConfig<rustc_query_system[12949f16e73dc255]::query::caches::SingleCache<rustc_middle[5dc394c06e4b3428]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[b40283b093d2c53d]::plumbing::QueryCtxt, false>
[INFO] [stderr]   43:     0x7f7783c0f6c9 - rustc_query_impl[b40283b093d2c53d]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   40:     0x7fb128d0ef44 - rustc_interface[5daa71e92626dfc1]::interface::run_compiler::<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}
[INFO] [stderr]   44:     0x7f778390ef44 - rustc_interface[5daa71e92626dfc1]::interface::run_compiler::<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}
[INFO] [stderr]   45:     0x7f7783e65b05 - std[e3d83ab5b0fdd91e]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_with_globals<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_pool_with_globals<rustc_interface[5daa71e92626dfc1]::interface::run_compiler<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>
[INFO] [stderr]   41:     0x7fb129265b05 - std[e3d83ab5b0fdd91e]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_with_globals<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_pool_with_globals<rustc_interface[5daa71e92626dfc1]::interface::run_compiler<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>
[INFO] [stderr]   42:     0x7fb129265932 - <<std[e3d83ab5b0fdd91e]::thread::Builder>::spawn_unchecked_<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_with_globals<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_pool_with_globals<rustc_interface[5daa71e92626dfc1]::interface::run_compiler<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#1} as core[741d26b6ae2d635c]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   46:     0x7f7783e65932 - <<std[e3d83ab5b0fdd91e]::thread::Builder>::spawn_unchecked_<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_with_globals<rustc_interface[5daa71e92626dfc1]::util::run_in_thread_pool_with_globals<rustc_interface[5daa71e92626dfc1]::interface::run_compiler<core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>, rustc_driver_impl[9632d00266d517e7]::run_compiler::{closure#0}>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[741d26b6ae2d635c]::result::Result<(), rustc_span[4dce927c94dbc60f]::ErrorGuaranteed>>::{closure#1} as core[741d26b6ae2d635c]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   43:     0x7fb12a3821d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hee9e7228283e5d1b
[INFO] [stderr]   47:     0x7f7784fba1d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hee9e7228283e5d1b
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2020:9
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2020:9
[INFO] [stderr]   48:     0x7f7784fba1d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbd9fbc2bde3f3fa9
[INFO] [stderr]   44:     0x7fb12a3821d5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbd9fbc2bde3f3fa9
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2020:9
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/alloc/src/boxed.rs:2020:9
[INFO] [stderr]   45:     0x7fb12a3821d5 - std::sys::pal::unix::thread::Thread::new::thread_start::hc28915cf23f2ced7
[INFO] [stderr]   49:     0x7f7784fba1d5 - std::sys::pal::unix::thread::Thread::new::thread_start::hc28915cf23f2ced7
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]                                at /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stderr]   50:     0x7f777ea6cac3 - <unknown>
[INFO] [stderr]   51:     0x7f777eafdbf4 - __clone
[INFO] [stderr]   52:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr]   46:     0x7fb123e6cac3 - <unknown>
[INFO] [stderr]   47:     0x7fb123efdbf4 - __clone
[INFO] [stderr]   48:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: it seems that this compiler `1.78.0-nightly (30f74ff0d 2024-03-14)` is outdated, a newer nightly should have been released in the mean time
[INFO] [stderr]   |
[INFO] [stderr]   = note: please consider running `rustup update nightly` to update the nightly channel and check if this problem still persists
[INFO] [stderr]   = note: if the problem still persists, 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] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2024-03-31T15_21_19-131.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.78.0-nightly (30f74ff0d 2024-03-14) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: it seems that this compiler `1.78.0-nightly (30f74ff0d 2024-03-14)` is outdated, a newer nightly should have been released in the mean time
[INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr]   |
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr]   = note: please consider running `rustup update nightly` to update the nightly channel and check if this problem still persists
[INFO] [stderr] query stack during panic:
[INFO] [stderr]   = note: if the problem still persists, 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] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2024-03-31T15_21_19-132.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.78.0-nightly (30f74ff0d 2024-03-14) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2
[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_crate] getting the crate HIR
[INFO] [stderr] #0 [hir_crate] getting the crate HIR
[INFO] [stderr] #1 [hir_attrs] getting HIR owner attributes in ``
[INFO] [stderr] #1 [opt_hir_owner_nodes] getting HIR owner items in ``
[INFO] [stderr] #2 [entry_fn] looking up the entry function of a crate
[INFO] [stderr] #2 [hir_crate_items] getting HIR crate items
[INFO] [stderr] #3 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[INFO] [stderr] #3 [proc_macro_decls_static] looking up the proc macro declarations for a crate
[INFO] [stderr] #4 [analysis] running analysis passes on this crate
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `io-reactor` (lib)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `io-reactor` (lib test)
[INFO] running `Command { std: "docker" "inspect" "b069e8c3024a35a976d01934c4024bf2b2c3ca1a36ea02ccb162f589f3a9ad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b069e8c3024a35a976d01934c4024bf2b2c3ca1a36ea02ccb162f589f3a9ad42", kill_on_drop: false }`
[INFO] [stdout] b069e8c3024a35a976d01934c4024bf2b2c3ca1a36ea02ccb162f589f3a9ad42
