[INFO] fetching crate jh-s3 0.4.8...
[INFO] checking jh-s3-0.4.8 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate jh-s3 0.4.8 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate jh-s3 0.4.8
[INFO] finished tweaking crates.io crate jh-s3 0.4.8
[INFO] tweaked toml for crates.io crate jh-s3 0.4.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jh-s3 0.4.8 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jh-s3 0.4.8 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105de956c3b138500c23fe0bd56c6bdb9dc579de5a877a8e300b7310d015e091
[INFO] running `Command { std: "docker" "start" "-a" "105de956c3b138500c23fe0bd56c6bdb9dc579de5a877a8e300b7310d015e091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105de956c3b138500c23fe0bd56c6bdb9dc579de5a877a8e300b7310d015e091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105de956c3b138500c23fe0bd56c6bdb9dc579de5a877a8e300b7310d015e091", kill_on_drop: false }`
[INFO] [stdout] 105de956c3b138500c23fe0bd56c6bdb9dc579de5a877a8e300b7310d015e091
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0714bd67175bc918cacccf97d15ca2802232804c034b41ff5241c1c7d87e82d1
[INFO] running `Command { std: "docker" "start" "-a" "0714bd67175bc918cacccf97d15ca2802232804c034b41ff5241c1c7d87e82d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.223
[INFO] [stderr]    Compiling serde v1.0.223
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[INFO] [stderr]     Checking jh-s3 v0.4.8 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (2286) panicked at /rustc-dev/66388cc165a6c4ac98c074dc9f0281ff23528c55/compiler/rustc_ast/src/attr/mod.rs:302:36:
[INFO] [stderr] attribute is missing tokens: Attribute { kind: Normal(NormalAttr { item: AttrItem { unsafety: Default, path: Path { span: src/bucket.rs:133:2: 133:9 (#182), segments: [PathSegment { ident: <test_trace>#182, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(246), style: Outer, span: src/bucket.rs:133:2: 133:9 (#182) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x71edad82bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x71edade0fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x71edad842226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x71edad801b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x71edad81f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x71edac80236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x71edad81fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x71edad801c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x71edad7f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x71edad80372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x71edaa438f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x71edaebe0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x71edaf41c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x71edaf3e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x71edae4f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x71edaf007658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x71edaf0073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2}::{closure#0}, rustc_middle[2342951a64deba5]::query::erase::Erased<[u8; 16usize]>>
[INFO] [stderr]   17:     0x71edaf0073a7 - <rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::dynamic_query::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(rustc_middle[2342951a64deba5]::ty::context::TyCtxt, ())>>::call_once
[INFO] [stderr]   18:     0x71edaefecb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::<rustc_query_impl[8c5349e00d64015e]::DynamicConfig<rustc_query_system[d45be4fb383a0235]::query::caches::SingleCache<rustc_middle[2342951a64deba5]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false>
[INFO] [stderr]   19:     0x71edaefec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x71edaf17127b - <rustc_interface[903e43df8d6bd657]::passes::create_and_enter_global_ctxt<core[75ca2badb63c4514]::option::Option<rustc_interface[903e43df8d6bd657]::queries::Linker>, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(&rustc_session[1e6875ba352dc1ba]::session::Session, rustc_middle[2342951a64deba5]::ty::context::CurrentGcx, alloc[d7482eb0f1d19161]::sync::Arc<rustc_data_structures[c82a87ce5cdbfc92]::jobserver::Proxy>, &std[7d609349af90bec6]::sync::once_lock::OnceLock<rustc_middle[2342951a64deba5]::ty::context::GlobalCtxt>, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal<rustc_middle[2342951a64deba5]::arena::Arena>, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal<rustc_hir[cc727ec2ba6ebdb5]::Arena>, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0}
[INFO] [stderr]   21:     0x71edaf05ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stdout] warning: unused import: `tracing::info`
[INFO] [stdout]  --> src/object.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tracing::info;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `derive_builder::Builder`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use derive_builder::Builder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   22:     0x71edaeeeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[903e43df8d6bd657]::util::run_in_thread_with_globals<rustc_interface[903e43df8d6bd657]::util::run_in_thread_pool_with_globals<rustc_interface[903e43df8d6bd657]::interface::run_compiler<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>
[INFO] [stderr]   23:     0x71edaeeeaa20 - <std[7d609349af90bec6]::thread::lifecycle::spawn_unchecked<rustc_interface[903e43df8d6bd657]::util::run_in_thread_with_globals<rustc_interface[903e43df8d6bd657]::util::run_in_thread_pool_with_globals<rustc_interface[903e43df8d6bd657]::interface::run_compiler<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   24:     0x71edaeeed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x71eda8a8aaa4 - <unknown>
[INFO] [stderr]   26:     0x71eda8b17a64 - clone
[INFO] [stderr]   27:                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: 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-2026-01-08T19_47_21-2281.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.94.0-nightly (66388cc16 2026-01-08) 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] #0 [resolver_for_lowering_raw] getting the resolver for lowering
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `jh-s3` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name jh_s3 --edition=2024 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=82f49d3ca25fbfba -C extra-filename=-d4824ae2fb1d7db4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-5aaf50b952d3f604.rmeta --extern anyhow_ext=/opt/rustwide/target/debug/deps/libanyhow_ext-9979c3d35a9ec922.rmeta --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-5efda0077192f10f.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5c30092b4c35bbe1.rmeta --extern concat_string=/opt/rustwide/target/debug/deps/libconcat_string-875142bbd00b0346.rmeta --extern derive_builder=/opt/rustwide/target/debug/deps/libderive_builder-a5622fe9a9886eb1.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-4852862d92867e36.rmeta --extern crypto=/opt/rustwide/target/debug/deps/libcrypto-7ee0512fb8e63a72.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-97b3e74d9ec2ecad.rmeta --extern serde_xml_rs=/opt/rustwide/target/debug/deps/libserde_xml_rs-0beb052240c8d2dc.rmeta --extern surf=/opt/rustwide/target/debug/deps/libsurf-bec98791bcaecb23.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-771283bc2ce35622.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-4132a8225b990d98.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-0538ad811210963d.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-1085724079b274eb.rmeta --extern tracing_test=/opt/rustwide/target/debug/deps/libtracing_test-e6985dbbc3e63605.rmeta --extern url_escape=/opt/rustwide/target/debug/deps/liburl_escape-2e0d2cdaf51c0e06.rmeta --extern zjhttpc=/opt/rustwide/target/debug/deps/libzjhttpc-f7a9bd92ebb2f52b.rmeta --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/rust-crypto-81f567a79b227ab1/out -L native=/opt/rustwide/target/debug/build/ring-b444a62ba1d20b56/out -L native=/opt/rustwide/target/debug/build/ring-58577461c9b81bdf/out` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/aws_sig_v4.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 unimplemented!();
[INFO] [stdout]    |                 ---------------- any code following this expression is unreachable
[INFO] [stdout] 47 |                 // req.body = zjhttpc::misc::Body::ByteSlice
[INFO] [stdout] 48 |                 Cow::from(cal_sha256_from_bytes(&data))
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/aws_sig_v4.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |             S3Body::Bytes(data) => {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `code`, `message`, `resource`, and `request_id` are never read
[INFO] [stdout]    --> src/lib.rs:162:2
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct S3Error {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 162 |     code: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 163 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 164 |     resource: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 165 |     request_id: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `S3Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type` and `md_map` are never read
[INFO] [stdout]    --> src/bucket.rs:101:2
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct QueryMds {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 101 |     r#type: QueryMetadataType,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 102 |     md_map: MdMap,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `QueryMds` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `entry` is never read
[INFO] [stdout]    --> src/bucket.rs:113:2
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct MdMap {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 113 |     entry: Vec<Entry>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MdMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]    --> src/bucket.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct Entry {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 118 |     key: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     value: String,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0714bd67175bc918cacccf97d15ca2802232804c034b41ff5241c1c7d87e82d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0714bd67175bc918cacccf97d15ca2802232804c034b41ff5241c1c7d87e82d1", kill_on_drop: false }`
[INFO] [stdout] 0714bd67175bc918cacccf97d15ca2802232804c034b41ff5241c1c7d87e82d1
