[INFO] fetching crate winston 0.7.1...
[INFO] testing winston-0.7.1 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate winston 0.7.1 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate winston 0.7.1 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77745e07f970d577fb0a6250952821c31c0d9ff9e0927b222a158132b2cd37b0
[INFO] running `Command { std: "docker" "start" "-a" "77745e07f970d577fb0a6250952821c31c0d9ff9e0927b222a158132b2cd37b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77745e07f970d577fb0a6250952821c31c0d9ff9e0927b222a158132b2cd37b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77745e07f970d577fb0a6250952821c31c0d9ff9e0927b222a158132b2cd37b0", kill_on_drop: false }`
[INFO] [stdout] 77745e07f970d577fb0a6250952821c31c0d9ff9e0927b222a158132b2cd37b0
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 225900c13715a690bd5754c9aca8ab566d172b514c3ba89bbc73850437653c87
[INFO] running `Command { std: "docker" "start" "-a" "225900c13715a690bd5754c9aca8ab566d172b514c3ba89bbc73850437653c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
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[INFO] [stderr]    Compiling winston_transport v0.6.0
[INFO] [stderr]    Compiling winston_proxy_transport v0.4.0
[INFO] [stderr]    Compiling winston_file v0.2.0
[INFO] [stderr]    Compiling 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: 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "225900c13715a690bd5754c9aca8ab566d172b514c3ba89bbc73850437653c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225900c13715a690bd5754c9aca8ab566d172b514c3ba89bbc73850437653c87", kill_on_drop: false }`
[INFO] [stdout] 225900c13715a690bd5754c9aca8ab566d172b514c3ba89bbc73850437653c87
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 69d5943d91b67fe6acbf2d8f919a06e6765ad28761b4cbfe813c65a5fa6debfd
[INFO] running `Command { std: "docker" "start" "-a" "69d5943d91b67fe6acbf2d8f919a06e6765ad28761b4cbfe813c65a5fa6debfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
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[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap v4.5.16
[INFO] [stderr]    Compiling dateparser v0.2.1
[INFO] [stderr]    Compiling logform v0.6.2
[INFO] [stderr]    Compiling parse_datetime v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling jsonpath-rust v1.0.2
[INFO] [stderr]    Compiling winston_transport v0.6.0
[INFO] [stderr]    Compiling winston_proxy_transport v0.4.0
[INFO] [stderr]    Compiling winston_file v0.2.0
[INFO] [stderr]    Compiling 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: 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] [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] [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: 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 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: 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_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: 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 `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: 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`, 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] 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: associated items `with_config`, `with_delay`, `clear_logs`, 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] 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] [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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.30s
[INFO] running `Command { std: "docker" "inspect" "69d5943d91b67fe6acbf2d8f919a06e6765ad28761b4cbfe813c65a5fa6debfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d5943d91b67fe6acbf2d8f919a06e6765ad28761b4cbfe813c65a5fa6debfd", kill_on_drop: false }`
[INFO] [stdout] 69d5943d91b67fe6acbf2d8f919a06e6765ad28761b4cbfe813c65a5fa6debfd
[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" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] fa0279ac8326d2c5e12320fc64f59c5db92da293cd0ad927ca311d7c95b51a26
[INFO] running `Command { std: "docker" "start" "-a" "fa0279ac8326d2c5e12320fc64f59c5db92da293cd0ad927ca311d7c95b51a26", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `winston_transport::Transport`
[INFO] [stderr]  --> src/logger_options.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use winston_transport::Transport;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Configure` is never constructed
[INFO] [stderr]   --> src/logger.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub enum LogMessage {
[INFO] [stderr]    |          ---------- variant in this enum
[INFO] [stderr] 71 |     Entry(Arc<LogInfo>),
[INFO] [stderr] 72 |     Configure(LoggerOptions),
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LogMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `is_level_enabled` is never used
[INFO] [stderr]    --> src/logger.rs:317:8
[INFO] [stderr]     |
[INFO] [stderr]  95 | impl Logger {
[INFO] [stderr]     | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 317 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/logger.rs:540:9
[INFO] [stderr]     |
[INFO] [stderr] 540 |         &self,
[INFO] [stderr]     |         ^^^^^ the lifetime is elided here
[INFO] [stderr] 541 |         transport: impl Transport<LogInfo> + Send + Sync + 'static,
[INFO] [stderr] 542 |     ) -> TransportBuilder {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 542 |     ) -> TransportBuilder<'_> {
[INFO] [stderr]     |                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `winston` (lib) generated 4 warnings (run `cargo fix --lib -p winston` to apply 1 suggestion)
[INFO] [stderr] warning: `winston` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: field `level` is never read
[INFO] [stderr]   --> tests/common/mod.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct MockConfig {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub level: Option<String>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MockConfig` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `with_config`, `with_delay`, `clear_logs`, and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn clear_logs(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `temp_log_file` is never used
[INFO] [stderr]    --> tests/common/mod.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn temp_log_file() -> String {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cleanup_file` is never used
[INFO] [stderr]    --> tests/common/mod.rs:125:8
[INFO] [stderr]     |
[INFO] [stderr] 125 | pub fn cleanup_file(path: &str) {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `wait_for_logs` is never used
[INFO] [stderr]    --> tests/common/mod.rs:130:8
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub fn wait_for_logs(logger: &winston::Logger) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `with_config`, `with_delay`, `get_logs`, `clear_logs`, `has_message`, and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn clear_logs(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `with_config`, `with_delay`, `get_logs`, `clear_logs`, and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn clear_logs(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> tests/public_api.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `with_config` and `with_delay` are never used
[INFO] [stderr]   --> tests/common/mod.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     pub fn with_config(config: MockConfig) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `with_delay`, `clear_logs`, and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 49 |     pub fn with_delay(delay: Duration) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn clear_logs(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `first_count`
[INFO] [stderr]    --> tests/backpressure.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let first_count = transport.log_count();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_first_count`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `has_message` and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_logs`, `clear_logs`, `has_message`, and `has_level` are never used
[INFO] [stderr]   --> tests/common/mod.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 34 | impl MockTransport {
[INFO] [stderr]    | ------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub fn get_logs(&self) -> Vec<LogInfo> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub fn clear_logs(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 68 |     pub fn has_message(&self, message: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn has_level(&self, level: &str) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `winston` (test "macros") generated 5 warnings
[INFO] [stderr] warning: `winston` (test "global_logger_close") generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `winston` (test "global_logger") generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `winston` (test "global_logger_configure") generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: `winston` (test "public_api") generated 5 warnings (3 duplicates) (run `cargo fix --test "public_api" -p winston` to apply 1 suggestion)
[INFO] [stderr] warning: `winston` (test "error_handling") generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `winston` (test "backpressure") generated 6 warnings (4 duplicates) (run `cargo fix --test "backpressure" -p winston` to apply 1 suggestion)
[INFO] [stderr] warning: `winston` (test "concurrency") generated 5 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/winston/03fef1eda8da07d5/deps/winston-03fef1eda8da07d5)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test logger::tests::test_add_multiple_transports ... ok
[INFO] [stdout] test logger::tests::test_compute_min_severity ... ok
[INFO] [stdout] test logger::tests::test_add_transport_with_preconfigured_logger_transport ... ok
[INFO] [stdout] test logger::tests::test_add_transport_with_raw_transport ... ok
[INFO] [stdout] test logger::tests::test_add_transport ... ok
[INFO] [stdout] test logger::tests::test_buffering_without_transports ... ok
[INFO] [stdout] test logger::tests::test_builder_transports_accepts_iterable ... ok
[INFO] [stdout] test logger::tests::test_close_flushes_logs ... ok
[INFO] [stdout] test logger::tests::test_flush_with_transport ... ok
[INFO] [stdout] test logger::tests::test_level_filtering_blocks_lower_severity ... ok
[INFO] [stdout] test logger::tests::test_configure_updates_level ... ok
[INFO] [stdout] test logger::tests::test_query_returns_results ... ok
[INFO] [stdout] test logger::tests::test_remove_transport_twice ... ok
[INFO] [stdout] test logger::tests::test_empty_message_handling ... ok
[INFO] [stdout] test logger::tests::test_multiple_handles_different_transports ... ok
[INFO] [stdout] test logger::tests::test_level_filtering_with_trace ... ok
[INFO] [stdout] test logger::tests::test_remove_nonexistent_transport ... ok
[INFO] [stdout] test logger::tests::test_flush_returns_ok ... ok
[INFO] [stdout] test logger::tests::test_logger_creation_with_custom_options ... ok
[INFO] [stdout] test logger::tests::test_logger_creation_with_default_options ... ok
[INFO] [stdout] test logger::tests::test_configure_clears_transports ... ok
[INFO] [stdout] test logger::tests::test_buffer_processed_when_transport_added ... ok
[INFO] [stdout] test logger::tests::test_transport_accepts_raw_transport ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_chaining ... ok
[INFO] [stdout] test logger::tests::test_transport_specific_level ... ok
[INFO] [stdout] test logger::tests::test_remove_transport ... ok
[INFO] [stdout] test logger::tests::test_transport_builder ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_default_construction ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_backpressure_strategy ... ok
[INFO] [stdout] test logger::tests::test_transport_accepts_preconfigured_logger_transport ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_custom_levels ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_level ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_channel_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/backpressure.rs (/opt/rustwide/target/debug/build/winston/42042d2e5d65dab2/deps/backpressure-42042d2e5d65dab2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_backpressure_block_strategy ... ignored, test fails
[INFO] [stdout] test test_backpressure_drop_current_strategy ... ignored, test fails
[INFO] [stdout] test test_backpressure_drop_oldest_strategy ... ignored, test fails
[INFO] [stdout] test test_backpressure_recovers_after_flush ... ignored, test fails
[INFO] [stdout] test test_backpressure_strategies_differ ... ignored, test fails
[INFO] [stdout] test test_no_backpressure_with_sufficient_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/concurrency.rs (/opt/rustwide/target/debug/build/winston/63a1af220b04367c/deps/concurrency-63a1af220b04367c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_close_from_multiple_threads ... ok
[INFO] [stdout] test test_concurrent_configure ... ok
[INFO] [stdout] test test_concurrent_query ... ok
[INFO] [stdout] test test_concurrent_logging ... ok
[INFO] [stdout] test test_concurrent_add_remove_transport ... FAILED
[INFO] [stdout] test test_flush_waits_for_processing ... ok
[INFO] [stdout] test test_logging_non_blocking ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_concurrent_add_remove_transport stdout ----
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 1
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 2
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 3
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 4
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 5
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 6
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 7
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 8
[INFO] [stdout] [winston] Attempt to write logs with no transports, which can increase memory usage: Message 9
[INFO] [stdout] 
[INFO] [stdout] thread 'test_concurrent_add_remove_transport' (95) panicked at tests/concurrency.rs:88:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 10
[INFO] [stdout]  right: 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x579ffd75da02 - std[840933623431fd06]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x579ffd75da02 - std[840933623431fd06]::backtrace_rs::backtrace::trace_unsynchronized::<std[840933623431fd06]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x579ffd75da02 - std[840933623431fd06]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x579ffd75da02 - <<std[840933623431fd06]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[8f93d80df273fe75]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x579ffd773d5a - <core[8f93d80df273fe75]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x579ffd773d5a - core[8f93d80df273fe75]::fmt::write
[INFO] [stdout]    6:     0x579ffd762d76 - std[840933623431fd06]::io::default_write_fmt::<alloc[40b2bae28975ac47]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x579ffd762d76 - <alloc[40b2bae28975ac47]::vec::Vec<u8> as std[840933623431fd06]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x579ffd73a89f - <std[840933623431fd06]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x579ffd73a89f - std[840933623431fd06]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x579ffd755069 - std[840933623431fd06]::panicking::default_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x579ffd39f83e - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x579ffd39f83e - test[2f1252070343a163]::test_main_with_exit_callback::<test[2f1252070343a163]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x579ffd755222 - <alloc[40b2bae28975ac47]::boxed::Box<dyn for<'a, 'b> core[8f93d80df273fe75]::ops::function::Fn<(&'a std[840933623431fd06]::panic::PanicHookInfo<'b>,), Output = ()> + core[8f93d80df273fe75]::marker::Sync + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::Fn<(&std[840933623431fd06]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x579ffd755222 - std[840933623431fd06]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x579ffd73a958 - std[840933623431fd06]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x579ffd731cc9 - std[840933623431fd06]::sys::backtrace::__rust_end_short_backtrace::<std[840933623431fd06]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x579ffd73b89d - __rustc[5b4a0c6d8cc4a177]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x579ffd77451c - core[8f93d80df273fe75]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x579ffd7743d3 - core[8f93d80df273fe75]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x579ffd76fbbd - core[8f93d80df273fe75]::panicking::assert_failed::<usize, usize>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x579ffd39217f - concurrency[bcde31954281d680]::test_concurrent_add_remove_transport
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/concurrency.rs:88:5
[INFO] [stdout]   22:     0x579ffd38f9b7 - concurrency[bcde31954281d680]::test_concurrent_add_remove_transport::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/concurrency.rs:51:42
[INFO] [stdout]   23:     0x579ffd388416 - <concurrency[bcde31954281d680]::test_concurrent_add_remove_transport::{closure#0} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x579ffd393beb - <fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x579ffd393beb - test[2f1252070343a163]::__rust_begin_short_backtrace::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, fn() -> core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x579ffd3a044a - test[2f1252070343a163]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x579ffd3a044a - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x579ffd3a044a - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x579ffd3a044a - std[840933623431fd06]::panicking::catch_unwind::<core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>, core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x579ffd3a044a - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<test[2f1252070343a163]::run_test_in_process::{closure#0}>, core[8f93d80df273fe75]::result::Result<(), alloc[40b2bae28975ac47]::string::String>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x579ffd3a044a - test[2f1252070343a163]::run_test_in_process
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x579ffd3a044a - test[2f1252070343a163]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x579ffd39a914 - test[2f1252070343a163]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x579ffd39a914 - std[840933623431fd06]::sys::backtrace::__rust_begin_short_backtrace::<test[2f1252070343a163]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x579ffd3a2f42 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x579ffd3a2f42 - <core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x579ffd3a2f42 - std[840933623431fd06]::panicking::catch_unwind::do_call::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x579ffd3a2f42 - std[840933623431fd06]::panicking::catch_unwind::<(), core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x579ffd3a2f42 - std[840933623431fd06]::panic::catch_unwind::<core[8f93d80df273fe75]::panic::unwind_safe::AssertUnwindSafe<std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x579ffd3a2f42 - std[840933623431fd06]::thread::lifecycle::spawn_unchecked::<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x579ffd3a2f42 - <std[840933623431fd06]::thread::lifecycle::spawn_unchecked<test[2f1252070343a163]::run_test::{closure#1}, ()>::{closure#1} as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x579ffd75cb7f - <alloc[40b2bae28975ac47]::boxed::Box<dyn core[8f93d80df273fe75]::ops::function::FnOnce<(), Output = ()> + core[8f93d80df273fe75]::marker::Send> as core[8f93d80df273fe75]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x579ffd75cb7f - <std[840933623431fd06]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/bd7d74411512a3dd3b35d2f699c51dd2557c7e7e/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7733b880caa4 - <unknown>
[INFO] [stdout]   45:     0x7733b8899a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_concurrent_add_remove_transport
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test concurrency`
[INFO] running `Command { std: "docker" "inspect" "fa0279ac8326d2c5e12320fc64f59c5db92da293cd0ad927ca311d7c95b51a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa0279ac8326d2c5e12320fc64f59c5db92da293cd0ad927ca311d7c95b51a26", kill_on_drop: false }`
[INFO] [stdout] fa0279ac8326d2c5e12320fc64f59c5db92da293cd0ad927ca311d7c95b51a26
