[INFO] fetching crate winston 0.6.0...
[INFO] testing winston-0.6.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate winston 0.6.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate winston 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate winston 0.6.0
[INFO] tweaked toml for crates.io crate winston 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate winston 0.6.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate winston 0.6.0 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e860cada7d158fc14ed3477d267204d46e1a616374d47f260ea11c93bd5d0314
[INFO] running `Command { std: "docker" "start" "-a" "e860cada7d158fc14ed3477d267204d46e1a616374d47f260ea11c93bd5d0314", kill_on_drop: false }`
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[INFO] [stdout] e860cada7d158fc14ed3477d267204d46e1a616374d47f260ea11c93bd5d0314
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 104275daca49c6f947ff14b3b5ba0c737bf795998f3019be62f9918b99814ba9
[INFO] running `Command { std: "docker" "start" "-a" "104275daca49c6f947ff14b3b5ba0c737bf795998f3019be62f9918b99814ba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling anyhow v1.0.94
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[INFO] [stderr]    Compiling chrono v0.4.38
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[INFO] [stderr]    Compiling parse_datetime v0.6.0
[INFO] [stderr]    Compiling dateparser v0.2.1
[INFO] [stderr]    Compiling logform v0.6.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.1
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[INFO] [stderr]    Compiling serde v1.0.228
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[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]    Compiling jsonpath-rust v1.0.2
[INFO] [stderr]    Compiling winston_transport v0.5.0
[INFO] [stderr]    Compiling winston_transport v0.6.0
[INFO] [stderr]    Compiling winston_proxy_transport v0.3.0
[INFO] [stderr]    Compiling winston_file v0.1.0
[INFO] [stderr]    Compiling winston v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Configure` is never constructed
[INFO] [stdout]   --> src/logger.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum LogMessage {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 18 |     Entry(LogInfo),
[INFO] [stdout] 19 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_level_enabled` is never used
[INFO] [stdout]    --> src/logger.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl Logger {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 241 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "104275daca49c6f947ff14b3b5ba0c737bf795998f3019be62f9918b99814ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104275daca49c6f947ff14b3b5ba0c737bf795998f3019be62f9918b99814ba9", kill_on_drop: false }`
[INFO] [stdout] 104275daca49c6f947ff14b3b5ba0c737bf795998f3019be62f9918b99814ba9
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 833f8a3971ad5da9e815dbf3e936df0f36779750b58c6f24aa3b859307a869dc
[INFO] running `Command { std: "docker" "start" "-a" "833f8a3971ad5da9e815dbf3e936df0f36779750b58c6f24aa3b859307a869dc", kill_on_drop: false }`
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[INFO] [stderr]    Compiling syn v2.0.100
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[INFO] [stderr]    Compiling itertools v0.10.5
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[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[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 pest_generator v2.8.1
[INFO] [stderr]    Compiling logform v0.5.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[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 v0.5.0
[INFO] [stderr]    Compiling winston_transport v0.6.0
[INFO] [stderr]    Compiling winston_proxy_transport v0.3.0
[INFO] [stderr]    Compiling winston_file v0.1.0
[INFO] [stderr]    Compiling winston v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Configure` is never constructed
[INFO] [stdout]   --> src/logger.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum LogMessage {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 18 |     Entry(LogInfo),
[INFO] [stdout] 19 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_level_enabled` is never used
[INFO] [stdout]    --> src/logger.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl Logger {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 241 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[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)]` 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)]` 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] [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)]` 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)]` 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: 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)]` 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)]` 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:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     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)]` 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)]` 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)]` 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: variant `Configure` is never constructed
[INFO] [stdout]   --> src/logger.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum LogMessage {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] 18 |     Entry(LogInfo),
[INFO] [stdout] 19 |     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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_level_enabled` is never used
[INFO] [stdout]    --> src/logger.rs:241:8
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl Logger {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 241 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "833f8a3971ad5da9e815dbf3e936df0f36779750b58c6f24aa3b859307a869dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "833f8a3971ad5da9e815dbf3e936df0f36779750b58c6f24aa3b859307a869dc", kill_on_drop: false }`
[INFO] [stdout] 833f8a3971ad5da9e815dbf3e936df0f36779750b58c6f24aa3b859307a869dc
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] edb6c8f3a85f68eac317288cbe2ebaad9bf8aa4d4e2ead9d0c5c5c0d138b571b
[INFO] running `Command { std: "docker" "start" "-a" "edb6c8f3a85f68eac317288cbe2ebaad9bf8aa4d4e2ead9d0c5c5c0d138b571b", kill_on_drop: false }`
[INFO] [stderr] warning: variant `Configure` is never constructed
[INFO] [stderr]   --> src/logger.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum LogMessage {
[INFO] [stderr]    |          ---------- variant in this enum
[INFO] [stderr] 18 |     Entry(LogInfo),
[INFO] [stderr] 19 |     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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `is_level_enabled` is never used
[INFO] [stderr]    --> src/logger.rs:241:8
[INFO] [stderr]     |
[INFO] [stderr] 41  | impl Logger {
[INFO] [stderr]     | ----------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 241 |     fn is_level_enabled(entry_level: &str, state: &SharedState) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `winston` (lib) generated 2 warnings
[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)]` on by default
[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: 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: `winston` (test "global_logger") generated 5 warnings
[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: `winston` (test "global_logger_close") generated 5 warnings (4 duplicates)
[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: `winston` (test "macros") generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `winston` (test "global_logger_configure") generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused variable: `first_count`
[INFO] [stderr]    --> tests/backpressure.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     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)]` 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: `winston` (test "backpressure") generated 6 warnings (4 duplicates)
[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: `winston` (test "public_api") generated 4 warnings (3 duplicates)
[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 "concurrency") generated 5 warnings (4 duplicates)
[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: `winston` (test "error_handling") generated 5 warnings (4 duplicates)
[INFO] [stderr] warning: `winston` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/winston-380b69e1c020fbce)
[INFO] [stdout] 
[INFO] [stdout] running 26 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_buffer_processed_when_transport_added ... ok
[INFO] [stdout] test logger::tests::test_add_transport ... ok
[INFO] [stdout] test logger::tests::test_configure_clears_transports ... ok
[INFO] [stdout] test logger::tests::test_logger_creation_with_custom_options ... ok
[INFO] [stdout] test logger::tests::test_level_filtering_blocks_lower_severity ... 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_close_flushes_logs ... ok
[INFO] [stdout] test logger::tests::test_empty_message_handling ... ok
[INFO] [stdout] test logger::tests::test_remove_transport_twice ... ok
[INFO] [stdout] test logger::tests::test_buffering_without_transports ... ok
[INFO] [stdout] test logger::tests::test_configure_updates_level ... ok
[INFO] [stdout] test logger::tests::test_remove_transport ... ok
[INFO] [stdout] test logger::tests::test_flush_with_transport ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_custom_levels ... ok
[INFO] [stdout] test logger::tests::test_transport_specific_level ... ok
[INFO] [stderr]      Running tests/backpressure.rs (/opt/rustwide/target/debug/deps/backpressure-ff650071dc4c2495)
[INFO] [stdout] test logger_builder::tests::test_builder_with_level ... ok
[INFO] [stdout] test logger::tests::test_flush_returns_ok ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_chaining ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_default_construction ... ok
[INFO] [stdout] test logger::tests::test_query_returns_results ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_channel_capacity ... ok
[INFO] [stdout] test logger_builder::tests::test_builder_with_backpressure_strategy ... ok
[INFO] [stdout] test logger::tests::test_logger_creation_with_default_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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] [stderr]      Running tests/concurrency.rs (/opt/rustwide/target/debug/deps/concurrency-02ad484933fea8e8)
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_close_from_multiple_threads ... ignored, test hangs
[INFO] [stdout] test test_concurrent_query ... ok
[INFO] [stdout] test test_concurrent_configure ... ok
[INFO] [stdout] test test_concurrent_logging ... ok
[INFO] [stdout] test test_flush_waits_for_processing ... ok
[INFO] [stdout] test test_logging_non_blocking ... ok
[INFO] [stdout] test test_concurrent_add_remove_transport has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "edb6c8f3a85f68eac317288cbe2ebaad9bf8aa4d4e2ead9d0c5c5c0d138b571b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb6c8f3a85f68eac317288cbe2ebaad9bf8aa4d4e2ead9d0c5c5c0d138b571b", kill_on_drop: false }`
[INFO] [stdout] edb6c8f3a85f68eac317288cbe2ebaad9bf8aa4d4e2ead9d0c5c5c0d138b571b
