[INFO] fetching crate serialization_minecraft 0.2.13... [INFO] checking serialization_minecraft-0.2.13 against master#f7b43542838f0a4a6cfdb17fbeadf45002042a77 for pr-138499 [INFO] extracting crate serialization_minecraft 0.2.13 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate serialization_minecraft 0.2.13 on toolchain f7b43542838f0a4a6cfdb17fbeadf45002042a77 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serialization_minecraft 0.2.13 [INFO] finished tweaking crates.io crate serialization_minecraft 0.2.13 [INFO] tweaked toml for crates.io crate serialization_minecraft 0.2.13 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate serialization_minecraft 0.2.13 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" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serialization_derive v0.2.13 [INFO] [stderr] Downloaded fastbuf v0.28.0 [INFO] [stderr] Downloaded concat-idents-bruce0203 v1.1.6 [INFO] [stderr] Downloaded constvec v0.1.14 [INFO] [stderr] Downloaded serialization v0.2.13 [INFO] [stderr] Downloaded fastvarint v0.22.0 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f43ee097fceee40384dac2b52b8e4c58e86f273180bb97cce1e48fe2b994a81 [INFO] running `Command { std: "docker" "start" "-a" "8f43ee097fceee40384dac2b52b8e4c58e86f273180bb97cce1e48fe2b994a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f43ee097fceee40384dac2b52b8e4c58e86f273180bb97cce1e48fe2b994a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f43ee097fceee40384dac2b52b8e4c58e86f273180bb97cce1e48fe2b994a81", kill_on_drop: false }` [INFO] [stdout] 8f43ee097fceee40384dac2b52b8e4c58e86f273180bb97cce1e48fe2b994a81 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+f7b43542838f0a4a6cfdb17fbeadf45002042a77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e70c99b09856dda3ebc0d5803a1f6d88d221c82d689b7500ba04930c6fa39aed [INFO] running `Command { std: "docker" "start" "-a" "e70c99b09856dda3ebc0d5803a1f6d88d221c82d689b7500ba04930c6fa39aed", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.216 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking fastbuf v0.28.0 [INFO] [stderr] Compiling seq-macro v0.3.5 [INFO] [stderr] Checking constvec v0.1.14 [INFO] [stderr] Checking uuid v1.11.0 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stdout] error[E0658]: use of unstable const library feature `const_ops` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/src/lib.rs:232:63 [INFO] [stdout] | [INFO] [stdout] 232 | impl const Add<&ConstVec<[T; N2]>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ trait is not stable as const yet [INFO] [stdout] | [INFO] [stdout] = note: see issue #90080 for more information [INFO] [stdout] = help: add `#![feature(const_ops)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-03-14; consider upgrading it if it is out of date [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: compiler/rustc_const_eval/src/check_consts/qualifs.rs:359:13: expected ConstKind::Param or ConstKind::Value here, found UnevaluatedConst { def: DefId(0:111 ~ constvec[dd5c]::{impl#8}::add::{constant#2}), args: ['{erased}, '{erased}, T/#2, N1/#3, N2/#4] } [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_const_eval/src/check_consts/qualifs.rs:359:13: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x76a5d762e5d3 - ::fmt::h5c8a2785b8d20c5f [INFO] [stderr] 1: 0x76a5d7e05a58 - core::fmt::write::h64ed0cccd5cd6252 [INFO] [stderr] 2: 0x76a5d9143c11 - std::io::Write::write_fmt::hffca778ddd8dfa2b [INFO] [stderr] 3: 0x76a5d762e432 - std::sys::backtrace::BacktraceLock::print::h098e15ad67358fd3 [INFO] [stderr] 4: 0x76a5d7630cea - std::panicking::default_hook::{{closure}}::h14137f97e75c99d4 [INFO] [stderr] 5: 0x76a5d763086f - std::panicking::default_hook::hefbe29b780906e43 [INFO] [stderr] 6: 0x76a5d669706f - std[6e0aca7159c6fcc2]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x76a5d7631563 - std::panicking::rust_panic_with_hook::hf8098bb824a9590b [INFO] [stderr] 8: 0x76a5d66d44b1 - std[6e0aca7159c6fcc2]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x76a5d66c86a6 - std[6e0aca7159c6fcc2]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x76a5d66c520b - std[6e0aca7159c6fcc2]::panicking::begin_panic:: [INFO] [stderr] 11: 0x76a5d66dde81 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x76a5d6d1b52a - rustc_middle[d55e16b2d700f2a7]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 13: 0x76a5d6cf864a - rustc_middle[d55e16b2d700f2a7]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x76a5d6cf84db - rustc_middle[d55e16b2d700f2a7]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x76a5d48f5b60 - rustc_middle[d55e16b2d700f2a7]::util::bug::bug_fmt [INFO] [stderr] 16: 0x76a5d99e1f6f - rustc_const_eval[7954ce02ea83fd8]::check_consts::qualifs::in_operand:: as rustc_middle[d55e16b2d700f2a7]::mir::visit::Visitor>::visit_assign::{closure#0}>.cold [INFO] [stderr] 17: 0x76a5d8b46334 - as rustc_mir_dataflow[bdd8e438627c0e70]::framework::Analysis>::apply_primary_statement_effect [INFO] [stderr] 18: 0x76a5d8b4a08d - ::has_mut_interior [INFO] [stderr] 19: 0x76a5d8b49729 - rustc_mir_transform[5e4ee9dabe39e627]::mir_const_qualif [INFO] [stderr] 20: 0x76a5d8b49465 - rustc_query_impl[3c7a72a8835f2e38]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x76a5d8b489a5 - rustc_query_system[2e78a6da87ece74f]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[3c7a72a8835f2e38]::plumbing::QueryCtxt, false> [INFO] [stderr] 22: 0x76a5d8b4870a - rustc_query_impl[3c7a72a8835f2e38]::query_impl::mir_const_qualif::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x76a5d558b09d - rustc_mir_transform[5e4ee9dabe39e627]::mir_promoted [INFO] [stderr] 24: 0x76a5d8801492 - rustc_query_impl[3c7a72a8835f2e38]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x76a5d8801762 - rustc_query_system[2e78a6da87ece74f]::query::plumbing::try_execute_query::, rustc_query_system[2e78a6da87ece74f]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[3c7a72a8835f2e38]::plumbing::QueryCtxt, false> [INFO] [stderr] 26: 0x76a5d9006fcb - rustc_query_impl[3c7a72a8835f2e38]::query_impl::mir_promoted::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x76a5d90070ad - rustc_query_impl[3c7a72a8835f2e38]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 28: 0x76a5d8158f4c - rustc_query_system[2e78a6da87ece74f]::query::plumbing::try_execute_query::, rustc_query_system[2e78a6da87ece74f]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[3c7a72a8835f2e38]::plumbing::QueryCtxt, false> [INFO] [stderr] 29: 0x76a5d815898b - rustc_query_impl[3c7a72a8835f2e38]::query_impl::mir_borrowck::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 30: 0x76a5d81c448d - rustc_interface[36382e5ffbaeda2d]::passes::run_required_analyses [INFO] [stderr] 31: 0x76a5d8c7b5de - rustc_interface[36382e5ffbaeda2d]::passes::analysis [INFO] [stderr] 32: 0x76a5d8c7b5ad - rustc_query_impl[3c7a72a8835f2e38]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 33: 0x76a5d8f68081 - rustc_query_system[2e78a6da87ece74f]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[3c7a72a8835f2e38]::plumbing::QueryCtxt, false> [INFO] [stderr] 34: 0x76a5d8f67d74 - rustc_query_impl[3c7a72a8835f2e38]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 35: 0x76a5d917f93d - rustc_interface[36382e5ffbaeda2d]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[2980911866a58319]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 36: 0x76a5d8fa0660 - rustc_interface[36382e5ffbaeda2d]::interface::run_compiler::<(), rustc_driver_impl[2980911866a58319]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 37: 0x76a5d8da0712 - std[6e0aca7159c6fcc2]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 38: 0x76a5d8da0ff4 - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[9d2abfbb23371440]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 39: 0x76a5d8da23eb - std::sys::pal::unix::thread::Thread::new::thread_start::hebcdab8287a22193 [INFO] [stderr] 40: 0x76a5da50fac3 - [INFO] [stderr] 41: 0x76a5da5a0a04 - clone [INFO] [stderr] 42: 0x0 - [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: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/constvec-0.1.14/rustc-ice-2025-03-17T07_16_00-37.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.87.0-nightly (f7b435428 2025-03-14) 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 [mir_const_qualif] const checking `::add` [INFO] [stderr] #1 [mir_promoted] promoting constants in MIR for `::add` [INFO] [stderr] #2 [mir_borrowck] borrow-checking `::add` [INFO] [stderr] #3 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] [INFO] [stderr] error: could not compile `constvec` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e70c99b09856dda3ebc0d5803a1f6d88d221c82d689b7500ba04930c6fa39aed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e70c99b09856dda3ebc0d5803a1f6d88d221c82d689b7500ba04930c6fa39aed", kill_on_drop: false }` [INFO] [stdout] e70c99b09856dda3ebc0d5803a1f6d88d221c82d689b7500ba04930c6fa39aed