[INFO] fetching crate winston 0.7.1...
[INFO] checking winston-0.7.1 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate winston 0.7.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate winston 0.7.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate winston 0.7.1
[INFO] tweaked toml for crates.io crate winston 0.7.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate winston 0.7.1 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 winston 0.7.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 022ec82946f5755bf1aa6ecfeaec3fd776095756dcd8d908967d7dd9d7e772a3
[INFO] running `Command { std: "docker" "start" "-a" "022ec82946f5755bf1aa6ecfeaec3fd776095756dcd8d908967d7dd9d7e772a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "022ec82946f5755bf1aa6ecfeaec3fd776095756dcd8d908967d7dd9d7e772a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022ec82946f5755bf1aa6ecfeaec3fd776095756dcd8d908967d7dd9d7e772a3", kill_on_drop: false }`
[INFO] [stdout] 022ec82946f5755bf1aa6ecfeaec3fd776095756dcd8d908967d7dd9d7e772a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f865a4010b10d42e793c3a4a061da0186eec436424608f7ec9633677ddf928ec
[INFO] running `Command { std: "docker" "start" "-a" "f865a4010b10d42e793c3a4a061da0186eec436424608f7ec9633677ddf928ec", kill_on_drop: false }`
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking plotters-backend v0.3.6
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking once_cell v1.20.1
[INFO] [stderr]     Checking clap_builder v4.5.15
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking plotters-svg v0.3.6
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking is-terminal v0.4.13
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking clap v4.5.16
[INFO] [stderr]     Checking dateparser v0.2.1
[INFO] [stderr]     Checking logform v0.6.2
[INFO] [stderr]     Checking parse_datetime v0.6.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]     Checking serial_test v3.2.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking pest v2.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]     Checking jsonpath-rust v1.0.2
[INFO] [stderr]     Checking winston_transport v0.6.0
[INFO] [stderr]     Checking winston_proxy_transport v0.4.0
[INFO] [stderr]     Checking winston_file v0.2.0
[INFO] [stderr]     Checking winston v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `winston_transport::Transport`
[INFO] [stdout]  --> src/logger_options.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use winston_transport::Transport;
[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: `winston_transport::Transport`
[INFO] [stdout]  --> src/logger_options.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use winston_transport::Transport;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Configure` is never constructed
[INFO] [stdout]   --> src/logger.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub enum LogMessage {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 71 |     Entry(Arc<LogInfo>),
[INFO] [stdout] 72 |     Configure(LoggerOptions),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogMessage` 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: associated function `is_level_enabled` is never used
[INFO] [stdout]    --> src/logger.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout]  95 | impl Logger {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 317 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/logger.rs:540:9
[INFO] [stdout]     |
[INFO] [stdout] 540 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 541 |         transport: impl Transport<LogInfo> + Send + Sync + 'static,
[INFO] [stdout] 542 |     ) -> TransportBuilder {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 542 |     ) -> TransportBuilder<'_> {
[INFO] [stdout]     |                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (550) 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: tests/global_logger.rs:8:1: 8:8 (#26), segments: [PathSegment { ident: <test_trace>#26, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(38), style: Outer, span: tests/global_logger.rs:8:1: 8:8 (#26) }
[INFO] [stderr] stack backtrace:
[INFO] [stdout] warning: variant `Configure` is never constructed
[INFO] [stdout]   --> src/logger.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub enum LogMessage {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 71 |     Entry(Arc<LogInfo>),
[INFO] [stdout] 72 |     Configure(LoggerOptions),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LogMessage` 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: associated function `is_level_enabled` is never used
[INFO] [stdout]    --> src/logger.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout]  95 | impl Logger {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 317 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/logger.rs:540:9
[INFO] [stdout]     |
[INFO] [stdout] 540 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] 541 |         transport: impl Transport<LogInfo> + Send + Sync + 'static,
[INFO] [stdout] 542 |     ) -> TransportBuilder {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 542 |     ) -> TransportBuilder<'_> {
[INFO] [stdout]     |                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    0:     0x7b65ad42bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x7b65ada0fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x7b65ad442226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x7b65ad401b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x7b65ad41f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x7b65ac40236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x7b65ad41fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x7b65ad401c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x7b65ad3f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x7b65ad40372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x7b65aa038f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x7b65ae7e0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x7b65af01c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x7b65aefe65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x7b65ae0f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x7b65aec07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x7b65aec073cd - 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:     0x7b65aec073a7 - <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:     0x7b65aebecb5f - 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:     0x7b65aebec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x7b65aed7127b - <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:     0x7b65aec5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x7b65aeaeac4e - 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:     0x7b65aeaeaa20 - <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:     0x7b65aeaed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x7b65a868aaa4 - <unknown>
[INFO] [stderr]   26:     0x7b65a8717a64 - 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-2026-01-09T00_10_45-536.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] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: associated items `with_config`, `with_delay`, `get_logs`, `clear_logs`, `has_message`, and `has_level` are never used
[INFO] [stdout]   --> tests/common/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn clear_logs(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_logs` is never used
[INFO] [stdout]    --> tests/common/mod.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winston` (test "global_logger")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name global_logger --edition=2021 tests/global_logger.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("log", "log-backend", "log-backend-kv"))' -C metadata=a2d7aef1a9ba0ed8 -C extra-filename=-b9ac393d23b1c22f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1c5675156c1a74b8.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-898e8ff101fc1d84.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-4f080c062a3858ce.rmeta --extern logform=/opt/rustwide/target/debug/deps/liblogform-ed975e29405891fe.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-cefdb454c4c52953.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fce14229db651522.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3ff6d94f2bfceb47.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-68e0c5873b39bf05.rmeta --extern winston=/opt/rustwide/target/debug/deps/libwinston-1fbe4b3abd9c2206.rmeta --extern winston_file=/opt/rustwide/target/debug/deps/libwinston_file-897458fed30ba2ea.rmeta --extern winston_transport=/opt/rustwide/target/debug/deps/libwinston_transport-ee8af370fa478326.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] 
[INFO] [stderr] thread 'rustc' (563) 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: tests/macros.rs:154:1: 154:8 (#121), segments: [PathSegment { ident: <test_trace>#121, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(82), style: Outer, span: tests/macros.rs:154:1: 154:8 (#121) }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x74be95e2bfa3 - <<std[7d609349af90bec6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt
[INFO] [stderr]    1:     0x74be9640fb48 - core[75ca2badb63c4514]::fmt::write
[INFO] [stderr]    2:     0x74be95e42226 - <std[7d609349af90bec6]::sys::stdio::unix::Stderr as std[7d609349af90bec6]::io::Write>::write_fmt
[INFO] [stderr]    3:     0x74be95e01b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0}
[INFO] [stderr]    4:     0x74be95e1f833 - std[7d609349af90bec6]::panicking::default_hook
[INFO] [stderr]    5:     0x74be94e0236a - std[7d609349af90bec6]::panicking::update_hook::<alloc[d7482eb0f1d19161]::boxed::Box<rustc_driver_impl[3f9d6dd912ac34bd]::install_ice_hook::{closure#1}>>::{closure#0}
[INFO] [stderr]    6:     0x74be95e1fb12 - std[7d609349af90bec6]::panicking::panic_with_hook
[INFO] [stderr]    7:     0x74be95e01c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0}
[INFO] [stderr]    8:     0x74be95df89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace::<std[7d609349af90bec6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]    9:     0x74be95e0372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind
[INFO] [stderr]   10:     0x74be92a38f9c - core[75ca2badb63c4514]::panicking::panic_fmt
[INFO] [stderr]   11:     0x74be971e0110 - <rustc_ast[333fca09df5738a4]::ast::Attribute>::token_trees
[INFO] [stderr]   12:     0x74be97a1c314 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::fully_expand_fragment
[INFO] [stderr]   13:     0x74be979e65d2 - <rustc_expand[a01ffc1bf52c2613]::expand::MacroExpander>::expand_crate
[INFO] [stderr]   14:     0x74be96af0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand
[INFO] [stderr]   15:     0x74be97607658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw
[INFO] [stderr]   16:     0x74be976073cd - 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:     0x74be976073a7 - <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:     0x74be975ecb5f - 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:     0x74be975ec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   20:     0x74be9777127b - <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:     0x74be9765ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x74be974eac4e - 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:     0x74be974eaa20 - <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:     0x74be974ed138 - <std[7d609349af90bec6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]   25:     0x74be9108aaa4 - <unknown>
[INFO] [stderr]   26:     0x74be91117a64 - 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-2026-01-09T00_10_45-535.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] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> tests/public_api.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `winston` (test "macros")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name macros --edition=2021 tests/macros.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("log", "log-backend", "log-backend-kv"))' -C metadata=957543d53c0dae63 -C extra-filename=-b2ca27344da7383e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-1c5675156c1a74b8.rmeta --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-898e8ff101fc1d84.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-4f080c062a3858ce.rmeta --extern logform=/opt/rustwide/target/debug/deps/liblogform-ed975e29405891fe.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-cefdb454c4c52953.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fce14229db651522.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3ff6d94f2bfceb47.rmeta --extern serial_test=/opt/rustwide/target/debug/deps/libserial_test-68e0c5873b39bf05.rmeta --extern winston=/opt/rustwide/target/debug/deps/libwinston-1fbe4b3abd9c2206.rmeta --extern winston_file=/opt/rustwide/target/debug/deps/libwinston_file-897458fed30ba2ea.rmeta --extern winston_transport=/opt/rustwide/target/debug/deps/libwinston_transport-ee8af370fa478326.rmeta --cap-lints=forbid` (exit status: 101)
[INFO] [stdout] warning: unused variable: `first_count`
[INFO] [stdout]    --> tests/backpressure.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let first_count = transport.log_count();
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: methods `has_message` and `has_level` are never used
[INFO] [stdout]   --> tests/common/mod.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_logs` is never used
[INFO] [stdout]    --> tests/common/mod.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: associated items `with_config`, `with_delay`, `get_logs`, `clear_logs`, `has_message`, and `has_level` are never used
[INFO] [stdout]   --> tests/common/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn clear_logs(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_logs` is never used
[INFO] [stdout]    --> tests/common/mod.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: associated functions `with_config` and `with_delay` are never used
[INFO] [stdout]   --> tests/common/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: methods `get_logs`, `clear_logs`, `has_message`, and `has_level` are never used
[INFO] [stdout]   --> tests/common/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn clear_logs(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_logs` is never used
[INFO] [stdout]    --> tests/common/mod.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level` is never read
[INFO] [stdout]   --> tests/common/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MockConfig {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub level: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are 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: associated items `with_delay`, `clear_logs`, and `has_level` are never used
[INFO] [stdout]   --> tests/common/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl MockTransport {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn clear_logs(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `temp_log_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn temp_log_file() -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cleanup_file` is never used
[INFO] [stdout]    --> tests/common/mod.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `wait_for_logs` is never used
[INFO] [stdout]    --> tests/common/mod.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f865a4010b10d42e793c3a4a061da0186eec436424608f7ec9633677ddf928ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f865a4010b10d42e793c3a4a061da0186eec436424608f7ec9633677ddf928ec", kill_on_drop: false }`
[INFO] [stdout] f865a4010b10d42e793c3a4a061da0186eec436424608f7ec9633677ddf928ec
