[INFO] fetching crate tars-stream 0.1.1... [INFO] building tars-stream-0.1.1 against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate tars-stream 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate tars-stream 0.1.1 on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tars-stream 0.1.1 [INFO] finished tweaking crates.io crate tars-stream 0.1.1 [INFO] tweaked toml for crates.io crate tars-stream 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.9.0) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding uuid v0.6.5 (available: v1.11.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4beb6037d859f2cb61e7124923a26f68762409e1908d79b8508b50cafcdb3858 [INFO] running `Command { std: "docker" "start" "-a" "4beb6037d859f2cb61e7124923a26f68762409e1908d79b8508b50cafcdb3858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4beb6037d859f2cb61e7124923a26f68762409e1908d79b8508b50cafcdb3858", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4beb6037d859f2cb61e7124923a26f68762409e1908d79b8508b50cafcdb3858", kill_on_drop: false }` [INFO] [stdout] 4beb6037d859f2cb61e7124923a26f68762409e1908d79b8508b50cafcdb3858 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97cef5bd0d48d3211ee341c8b03eabf490507fa9109e442c37658df76585a11e [INFO] running `Command { std: "docker" "start" "-a" "97cef5bd0d48d3211ee341c8b03eabf490507fa9109e442c37658df76585a11e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tars-stream v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![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: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(extern_prelude)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `len` is never read [INFO] [stdout] --> src/tars_decoder.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Head { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | len: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Head` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "97cef5bd0d48d3211ee341c8b03eabf490507fa9109e442c37658df76585a11e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97cef5bd0d48d3211ee341c8b03eabf490507fa9109e442c37658df76585a11e", kill_on_drop: false }` [INFO] [stdout] 97cef5bd0d48d3211ee341c8b03eabf490507fa9109e442c37658df76585a11e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 166894d5810b62eea9dcfe9666b5d0556f1dac29a667e31974ff28c68e006b16 [INFO] running `Command { std: "docker" "start" "-a" "166894d5810b62eea9dcfe9666b5d0556f1dac29a667e31974ff28c68e006b16", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![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: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(extern_prelude)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `len` is never read [INFO] [stdout] --> src/tars_decoder.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Head { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | len: u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Head` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stdout] error: internal compiler error: compiler/rustc_mir_build/src/builder/scope.rs:1724:17: cannot unwind from goto -> bb41 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at compiler/rustc_mir_build/src/builder/scope.rs:1724:17: [INFO] [stderr] Box [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x73c710f81caa - ::fmt::h636462e57d5ef1e1 [INFO] [stderr] 1: 0x73c711613cbc - core::fmt::write::h067060808ac50eb9 [INFO] [stderr] 2: 0x73c712528e11 - std::io::Write::write_fmt::h4674fa2ed7c0dfdd [INFO] [stderr] 3: 0x73c710f81b02 - std::sys::backtrace::BacktraceLock::print::h0c77148acfb0b5e9 [INFO] [stderr] 4: 0x73c710f83ffa - std::panicking::default_hook::{{closure}}::h30daa8e7c6ccb09d [INFO] [stderr] 5: 0x73c710f83e43 - std::panicking::default_hook::h25f21dc0f2064615 [INFO] [stderr] 6: 0x73c7100eff28 - std[b36e883d67eb0403]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 7: 0x73c710f847b8 - std::panicking::rust_panic_with_hook::hc98438687e833605 [INFO] [stderr] 8: 0x73c71012a341 - std[b36e883d67eb0403]::panicking::begin_panic::::{closure#0} [INFO] [stderr] 9: 0x73c71011f526 - std[b36e883d67eb0403]::sys::backtrace::__rust_end_short_backtrace::::{closure#0}, !> [INFO] [stderr] 10: 0x73c71011f50d - std[b36e883d67eb0403]::panicking::begin_panic:: [INFO] [stderr] 11: 0x73c7101342a1 - ::emit_producing_guarantee [INFO] [stderr] 12: 0x73c710684fdc - ::span_bug:: [INFO] [stderr] 13: 0x73c71070a897 - rustc_middle[8ad6e8ce52578819]::util::bug::opt_span_bug_fmt::::{closure#0} [INFO] [stderr] 14: 0x73c7106f006a - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_opt::::{closure#0}, !>::{closure#0} [INFO] [stderr] 15: 0x73c7106efefb - rustc_middle[8ad6e8ce52578819]::ty::context::tls::with_context_opt::::{closure#0}, !>::{closure#0}, !> [INFO] [stderr] 16: 0x73c70eb34437 - rustc_middle[8ad6e8ce52578819]::util::bug::span_bug_fmt:: [INFO] [stderr] 17: 0x73c711fd541b - ::build_unwind_tree [INFO] [stderr] 18: 0x73c711fcd7cd - rustc_mir_build[73684a27b88b946a]::builder::mir_build [INFO] [stderr] 19: 0x73c711607714 - rustc_mir_transform[857cd804783fef4d]::mir_built [INFO] [stderr] 20: 0x73c7116076d7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 21: 0x73c7118953d1 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 22: 0x73c711894f8d - rustc_query_impl[1e55094a59e290f4]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 23: 0x73c70e667185 - rustc_mir_build[73684a27b88b946a]::check_unsafety::check_unsafety [INFO] [stderr] 24: 0x73c711ee98a7 - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 25: 0x73c711ee9b69 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::, rustc_query_system[67781f9dc633c543]::dep_graph::graph::DepNodeIndex>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 26: 0x73c711ee97d1 - rustc_query_impl[1e55094a59e290f4]::query_impl::check_unsafety::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 27: 0x73c711a9bd32 - rustc_interface[b59e7ee7606ca029]::passes::run_required_analyses [INFO] [stderr] 28: 0x73c71252cc9e - rustc_interface[b59e7ee7606ca029]::passes::analysis [INFO] [stderr] 29: 0x73c71252cc6f - rustc_query_impl[1e55094a59e290f4]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 30: 0x73c71257b355 - rustc_query_system[67781f9dc633c543]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[1e55094a59e290f4]::plumbing::QueryCtxt, false> [INFO] [stderr] 31: 0x73c71257b08e - rustc_query_impl[1e55094a59e290f4]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 32: 0x73c7125701de - rustc_interface[b59e7ee7606ca029]::passes::create_and_enter_global_ctxt::, rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}::{closure#2}>::{closure#2}::{closure#0} [INFO] [stderr] 33: 0x73c7125dff51 - rustc_interface[b59e7ee7606ca029]::interface::run_compiler::<(), rustc_driver_impl[be5855d19ccc8b6c]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 34: 0x73c7124f5087 - std[b36e883d67eb0403]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 35: 0x73c7124f551c - <::spawn_unchecked_::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[303105738bd0c2ae]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 36: 0x73c7124f6aef - std::sys::pal::unix::thread::Thread::new::thread_start::ha554cc4ba6335b05 [INFO] [stderr] 37: 0x73c713d0bac3 - [INFO] [stderr] 38: 0x73c713d9ca04 - clone [INFO] [stderr] 39: 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/rand-0.4.6/rustc-ice-2025-01-01T06_33_38-11.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.85.0-nightly (9b5e8b16b 2024-12-19) 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_built] building MIR for `read::fill` [INFO] [stderr] #1 [check_unsafety] unsafety-checking `read::fill` [INFO] [stderr] #2 [analysis] running analysis passes on this crate [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `rand` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/9b5e8b16bd1c4acf4cf8e6880368314cf021a987/bin/rustc --crate-name rand --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.4.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="libc"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("alloc", "default", "i128_support", "libc", "nightly", "std"))' -C metadata=efcc16336f03420a -C extra-filename=-680d00606c273b74 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-49e6a306c6f29363.rmeta --cap-lints allow --cap-lints=forbid -Dtail-expr-drop-order` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "166894d5810b62eea9dcfe9666b5d0556f1dac29a667e31974ff28c68e006b16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "166894d5810b62eea9dcfe9666b5d0556f1dac29a667e31974ff28c68e006b16", kill_on_drop: false }` [INFO] [stdout] 166894d5810b62eea9dcfe9666b5d0556f1dac29a667e31974ff28c68e006b16