[INFO] cloning repository https://github.com/hedon-rust-road/conutils [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hedon-rust-road/conutils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhedon-rust-road%2Fconutils", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhedon-rust-road%2Fconutils'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 57ad3e99c8392a6b712f590c73174cbb908848e3 [INFO] testing hedon-rust-road/conutils against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhedon-rust-road%2Fconutils" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hedon-rust-road/conutils [INFO] finished tweaking git repo https://github.com/hedon-rust-road/conutils [INFO] tweaked toml for git repo https://github.com/hedon-rust-road/conutils written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hedon-rust-road/conutils on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/hedon-rust-road/conutils 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atomic-wait v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 46541abe16845952abca67170a2b43cf89888bf554cd4e49a7fa0ef0e1157b9e [INFO] running `Command { std: "docker" "start" "-a" "46541abe16845952abca67170a2b43cf89888bf554cd4e49a7fa0ef0e1157b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "46541abe16845952abca67170a2b43cf89888bf554cd4e49a7fa0ef0e1157b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46541abe16845952abca67170a2b43cf89888bf554cd4e49a7fa0ef0e1157b9e", kill_on_drop: false }` [INFO] [stdout] 46541abe16845952abca67170a2b43cf89888bf554cd4e49a7fa0ef0e1157b9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5e223f096439c7019f49fbb805cb0315e8c8497cfce37b6b9cff14ce0bb76232 [INFO] running `Command { std: "docker" "start" "-a" "5e223f096439c7019f49fbb805cb0315e8c8497cfce37b6b9cff14ce0bb76232", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Compiling atomic-wait v1.1.0 [INFO] [stderr] Compiling conutils v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mutex.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:63:18 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/spinlock.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.02s [INFO] running `Command { std: "docker" "inspect" "5e223f096439c7019f49fbb805cb0315e8c8497cfce37b6b9cff14ce0bb76232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e223f096439c7019f49fbb805cb0315e8c8497cfce37b6b9cff14ce0bb76232", kill_on_drop: false }` [INFO] [stdout] 5e223f096439c7019f49fbb805cb0315e8c8497cfce37b6b9cff14ce0bb76232 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4898dcbdc5e3a7ad80367883bd309b02780315cd5a0c37fdfad8710cfc9e8320 [INFO] running `Command { std: "docker" "start" "-a" "4898dcbdc5e3a7ad80367883bd309b02780315cd5a0c37fdfad8710cfc9e8320", kill_on_drop: false }` [INFO] [stderr] Compiling conutils v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mutex.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:63:18 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/spinlock.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mutex.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 29 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 40 | pub fn read(&self) -> ReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock.rs:63:18 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard { [INFO] [stdout] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn write(&self) -> WriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/spinlock.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 35 | pub fn lock(&self) -> Guard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "4898dcbdc5e3a7ad80367883bd309b02780315cd5a0c37fdfad8710cfc9e8320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4898dcbdc5e3a7ad80367883bd309b02780315cd5a0c37fdfad8710cfc9e8320", kill_on_drop: false }` [INFO] [stdout] 4898dcbdc5e3a7ad80367883bd309b02780315cd5a0c37fdfad8710cfc9e8320 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7b33fe8187799b37327b6556285633146f9e83ccc36b891231600e28664a7dfa [INFO] running `Command { std: "docker" "start" "-a" "7b33fe8187799b37327b6556285633146f9e83ccc36b891231600e28664a7dfa", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] [INFO] [stderr] --> src/mutex.rs:29:17 [INFO] [stdout] running 27 tests [INFO] [stderr] | [INFO] [stdout] test arc::tests::cycle_reference_no_weak_should_not_free_resource ... ok [INFO] [stderr] 29 | pub fn lock(&self) -> MutexGuard { [INFO] [stdout] test arc::tests::test_basic_arc ... ok [INFO] [stderr] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stdout] test arc::tests::arc_should_work ... ok [INFO] [stderr] | | [INFO] [stdout] test arc::tests::test_get_mut ... ok [INFO] [stderr] | this lifetime flows to the output [INFO] [stdout] test arc::tests::test_weak_reference ... ok [INFO] [stderr] | [INFO] [stdout] test arc::tests::test_multiple_threads ... ok [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] test mpsc::tests::channel_should_work ... ok [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] test mutex::tests::one_thread_should_work ... ok [INFO] [stderr] | [INFO] [stdout] test oneshot::tests::one_thread_should_work ... ok [INFO] [stderr] 29 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] test rwlock::tests::remutex_should_work ... ok [INFO] [stderr] | +++ [INFO] [stdout] test spinlock::tests::multi_threads_should_work ... ok [INFO] [stderr] [INFO] [stdout] test mpsc::tests::receiver_should_be_blocked_when_no_message_is_available ... ok [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] test spinlock::tests::one_thread_should_work ... ok [INFO] [stderr] --> src/rwlock.rs:40:17 [INFO] [stdout] test mpsc::tests::last_sender_drop_should_error_when_receive ... ok [INFO] [stderr] | [INFO] [stdout] test mpsc::tests::receiver_shall_be_notified_when_all_senders_exit ... ok [INFO] [stderr] 40 | pub fn read(&self) -> ReadGuard { [INFO] [stdout] test mpsc::tests::receiver_drop_should_error_when_send ... ok [INFO] [stderr] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 40 | pub fn read(&self) -> ReadGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/rwlock.rs:63:18 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn write(&self) -> WriteGuard { [INFO] [stderr] | ^^^^^ ------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 63 | pub fn write(&self) -> WriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/spinlock.rs:35:17 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn lock(&self) -> Guard { [INFO] [stderr] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 35 | pub fn lock(&self) -> Guard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `conutils` (lib) generated 4 warnings (run `cargo fix --lib -p conutils` to apply 4 suggestions) [INFO] [stderr] warning: `conutils` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/conutils-0af66b76a44b1e1a) [INFO] [stdout] test rwlock::tests::one_thread_should_work ... ok [INFO] [stdout] test arc::tests::cycle_reference_use_weak_should_free_resource ... ok [INFO] [stdout] test mpsc::tests::multi_producer_should_work ... ok [INFO] [stdout] test oneshot::tests::multi_threads_should_work ... ok [INFO] [stdout] test mpsc::tests::channel_fast_path_should_work ... ok [INFO] [stdout] test condvar::tests::condvar_usage ... ok [INFO] [stdout] test mutex::tests::cross_thread_should_work ... ok [INFO] [stdout] test rwlock::tests::writer_starvation_should_resolved ... ok [INFO] [stdout] test condvar::tests::condvar_should_work ... ok [INFO] [stdout] test rwlock::tests::cross_thread_should_work ... ok [INFO] [stdout] test mutex::tests::high_concurrency_test has been running for over 60 seconds [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "7b33fe8187799b37327b6556285633146f9e83ccc36b891231600e28664a7dfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b33fe8187799b37327b6556285633146f9e83ccc36b891231600e28664a7dfa", kill_on_drop: false }` [INFO] [stdout] 7b33fe8187799b37327b6556285633146f9e83ccc36b891231600e28664a7dfa