[INFO] fetching crate layout_id 0.3.0... [INFO] testing layout_id-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1 [INFO] extracting crate layout_id 0.3.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate layout_id 0.3.0 [INFO] finished tweaking crates.io crate layout_id 0.3.0 [INFO] tweaked toml for crates.io crate layout_id 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate layout_id 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding regex v0.1.80 (available: v1.12.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a00c112289ab3107fe55e32286ac244bea4c1cb815a08f0025cb0333606986da [INFO] running `Command { std: "docker" "start" "-a" "a00c112289ab3107fe55e32286ac244bea4c1cb815a08f0025cb0333606986da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a00c112289ab3107fe55e32286ac244bea4c1cb815a08f0025cb0333606986da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a00c112289ab3107fe55e32286ac244bea4c1cb815a08f0025cb0333606986da", kill_on_drop: false }` [INFO] [stdout] a00c112289ab3107fe55e32286ac244bea4c1cb815a08f0025cb0333606986da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 45af00bd205440bd2f3624322180271b9d2522cd193d34d82671062e1772044b [INFO] running `Command { std: "docker" "start" "-a" "45af00bd205440bd2f3624322180271b9d2522cd193d34d82671062e1772044b", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling layout_id v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | use std::hash::{Hash, Hasher, SipHasher}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:28 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | get_type_name(unsafe { intrinsics::type_name::() }).hash(&mut s); [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.07s [INFO] running `Command { std: "docker" "inspect" "45af00bd205440bd2f3624322180271b9d2522cd193d34d82671062e1772044b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45af00bd205440bd2f3624322180271b9d2522cd193d34d82671062e1772044b", kill_on_drop: false }` [INFO] [stdout] 45af00bd205440bd2f3624322180271b9d2522cd193d34d82671062e1772044b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dc22838780acd540f7ff60745366d299b208986a7a115cedbc5b7e4035c08cc [INFO] running `Command { std: "docker" "start" "-a" "7dc22838780acd540f7ff60745366d299b208986a7a115cedbc5b7e4035c08cc", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling layout_id v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | use std::hash::{Hash, Hasher, SipHasher}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:28 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | get_type_name(unsafe { intrinsics::type_name::() }).hash(&mut s); [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: internal compiler error: /rustc-dev/dec9417b8611e34e787a3e4c37686b5131f9e5c5/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:125:21: Nullary intrinsic type_name must be called in a const block. If you are seeing this message from code outside the standard library, the unstable implementation details of the relevant intrinsic may have changed. Consider using stable APIs instead. If you are adding a new nullary intrinsic that is inherently a runtime intrinsic, update this check. [INFO] [stdout] --> src/lib.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | get_type_name(unsafe { intrinsics::type_name::() }).hash(&mut s); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' (20) panicked at /rustc-dev/dec9417b8611e34e787a3e4c37686b5131f9e5c5/compiler/rustc_codegen_ssa/src/mir/intrinsic.rs:125:21: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7b265d19535b - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7b265d82f248 - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stderr] 2: 0x7b265d1ac366 - ::write_fmt [INFO] [stderr] 3: 0x7b265d16b368 - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7b265d188763 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stderr] 5: 0x7b265c18566c - std[e72de78501789eb0]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7b265d188a42 - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7b265c1b4cf1 - std[e72de78501789eb0]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 8: 0x7b265c1ad9d6 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 9: 0x7b265c1ad73b - std[e72de78501789eb0]::panicking::begin_panic:: [INFO] [stderr] 10: 0x7b265c1c0361 - ::emit_producing_guarantee [INFO] [stderr] 11: 0x7b265c777d2c - ::span_bug:: [INFO] [stderr] 12: 0x7b265c79f8b6 - rustc_middle[ff930705cf6dddea]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 13: 0x7b265c79fa62 - rustc_middle[ff930705cf6dddea]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 14: 0x7b265c79053b - rustc_middle[ff930705cf6dddea]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 15: 0x7b265a0aa558 - rustc_middle[ff930705cf6dddea]::util::bug::span_bug_fmt:: [INFO] [stderr] 16: 0x7b265e9a35c1 - >>::codegen_intrinsic_call [INFO] [stderr] 17: 0x7b265ec3e659 - rustc_codegen_ssa[68f765257a4d07e0]::mir::codegen_mir::> [INFO] [stderr] 18: 0x7b265d9ce90b - rustc_codegen_llvm[c00be91cbe6075b0]::base::compile_codegen_unit::module_codegen [INFO] [stderr] 19: 0x7b265eb61484 - ::compile_codegen_unit [INFO] [stderr] 20: 0x7b265eb5d059 - rustc_codegen_ssa[68f765257a4d07e0]::base::codegen_crate:: [INFO] [stderr] 21: 0x7b265eb5b125 - ::codegen_crate [INFO] [stderr] 22: 0x7b265eb0693a - ::codegen_and_build_linker [INFO] [stderr] 23: 0x7b265eb014cd - rustc_interface[8fb07a87386d2e99]::interface::run_compiler::<(), rustc_driver_impl[1568c1d64401f343]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 24: 0x7b265ea1e87e - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 25: 0x7b265ea1f120 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 26: 0x7b265ea1ffac - ::new::thread_start [INFO] [stderr] 27: 0x7b265848aaa4 - [INFO] [stderr] 28: 0x7b2658517a64 - clone [INFO] [stderr] 29: 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/workdir/rustc-ice-2026-04-10T09_05_02-16.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.96.0-nightly (dec9417b8 2026-03-22) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -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] end of query stack [INFO] [stderr] error: could not compile `layout_id` (test "test") [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/dec9417b8611e34e787a3e4c37686b5131f9e5c5/bin/rustc --crate-name test --edition=2015 tests/test.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=da2cc0b509a7a0d0 -C extra-filename=-3842332bf4aca5de --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern layout_id=/opt/rustwide/target/debug/deps/liblayout_id-7c58169018c43925.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-19766fcc9b846e50.rlib --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:14:31 [INFO] [stdout] | [INFO] [stdout] 14 | use std::hash::{Hash, Hasher, SipHasher}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead [INFO] [stdout] --> src/lib.rs:20:28 [INFO] [stdout] | [INFO] [stdout] 20 | let mut s = SipHasher::new(); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/lib.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | get_type_name(unsafe { intrinsics::type_name::() }).hash(&mut s); [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7dc22838780acd540f7ff60745366d299b208986a7a115cedbc5b7e4035c08cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dc22838780acd540f7ff60745366d299b208986a7a115cedbc5b7e4035c08cc", kill_on_drop: false }` [INFO] [stdout] 7dc22838780acd540f7ff60745366d299b208986a7a115cedbc5b7e4035c08cc