[INFO] fetching crate pchain-sdk 0.4.2... [INFO] testing pchain-sdk-0.4.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate pchain-sdk 0.4.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate pchain-sdk 0.4.2 [INFO] finished tweaking crates.io crate pchain-sdk 0.4.2 [INFO] tweaked toml for crates.io crate pchain-sdk 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pchain-sdk 0.4.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages to latest compatible versions [INFO] [stderr] Adding borsh v0.10.2 (available: v0.10.4) [INFO] [stderr] Adding borsh-derive v0.10.2 (available: v0.10.4) [INFO] [stderr] Adding borsh-derive-internal v0.10.2 (available: v0.10.4) [INFO] [stderr] Adding borsh-schema-derive-internal v0.10.2 (available: v0.10.4) [INFO] [stderr] Adding zeroize v1.3.0 (available: v1.8.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bd365fb74e7bb998c3523177fc70a5296ce3752f0b42e089b0220211ba439b10 [INFO] running `Command { std: "docker" "start" "-a" "bd365fb74e7bb998c3523177fc70a5296ce3752f0b42e089b0220211ba439b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd365fb74e7bb998c3523177fc70a5296ce3752f0b42e089b0220211ba439b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd365fb74e7bb998c3523177fc70a5296ce3752f0b42e089b0220211ba439b10", kill_on_drop: false }` [INFO] [stdout] bd365fb74e7bb998c3523177fc70a5296ce3752f0b42e089b0220211ba439b10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aff59312f0e8bcdcbc74d354b19aac8a3f1f7e47ef811ef796a251265b16171f [INFO] running `Command { std: "docker" "start" "-a" "aff59312f0e8bcdcbc74d354b19aac8a3f1f7e47ef811ef796a251265b16171f", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cpufeatures v0.2.17 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling signature v1.6.4 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling subtle v2.6.1 [INFO] [stderr] Compiling opaque-debug v0.3.1 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling base64url v0.1.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling ed25519 v1.5.3 [INFO] [stderr] Compiling snakecase v0.1.0 [INFO] [stderr] Compiling fern v0.6.2 [INFO] [stderr] Compiling hashbrown v0.13.2 [INFO] [stderr] Compiling toml v0.5.11 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling sha2 v0.9.9 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling sha2 v0.10.9 [INFO] [stderr] Compiling rs_merkle v1.5.0 [INFO] [stderr] Compiling borsh-derive-internal v0.10.2 [INFO] [stderr] Compiling borsh-schema-derive-internal v0.10.2 [INFO] [stderr] Compiling borsh-derive v0.10.2 [INFO] [stderr] Compiling borsh v0.10.2 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling zeroize v1.3.0 [INFO] [stderr] Compiling curve25519-dalek v3.2.1 [INFO] [stderr] Compiling ed25519-dalek v1.0.1 [INFO] [stderr] Compiling hotstuff_rs v0.2.2 [INFO] [stderr] Compiling pchain-types v0.4.3 [INFO] [stderr] Compiling pchain-sdk-macros v0.4.2 [INFO] [stderr] Compiling pchain-sdk v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | feature = "cargo-clippy", [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:173:17 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn keys(&self) -> IterableMapKeys { [INFO] [stdout] | ^^^^^ --------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 173 | pub fn keys(&self) -> IterableMapKeys<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:188:19 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn values(&self) -> IterableMapValues { [INFO] [stdout] | ^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 188 | pub fn values(&self) -> IterableMapValues<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:204:23 [INFO] [stdout] | [INFO] [stdout] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut { [INFO] [stdout] | ^^^^^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s [INFO] running `Command { std: "docker" "inspect" "aff59312f0e8bcdcbc74d354b19aac8a3f1f7e47ef811ef796a251265b16171f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff59312f0e8bcdcbc74d354b19aac8a3f1f7e47ef811ef796a251265b16171f", kill_on_drop: false }` [INFO] [stdout] aff59312f0e8bcdcbc74d354b19aac8a3f1f7e47ef811ef796a251265b16171f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9141317764ab278d2541a11de943511004cdc4e587387c05f59eec68c9c01f5c [INFO] running `Command { std: "docker" "start" "-a" "9141317764ab278d2541a11de943511004cdc4e587387c05f59eec68c9c01f5c", kill_on_drop: false }` [INFO] [stderr] Compiling pchain-sdk v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | feature = "cargo-clippy", [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:173:17 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn keys(&self) -> IterableMapKeys { [INFO] [stdout] | ^^^^^ --------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 173 | pub fn keys(&self) -> IterableMapKeys<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:188:19 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn values(&self) -> IterableMapValues { [INFO] [stdout] | ^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 188 | pub fn values(&self) -> IterableMapValues<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collections/iterable_map.rs:204:23 [INFO] [stdout] | [INFO] [stdout] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut { [INFO] [stdout] | ^^^^^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "9141317764ab278d2541a11de943511004cdc4e587387c05f59eec68c9c01f5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9141317764ab278d2541a11de943511004cdc4e587387c05f59eec68c9c01f5c", kill_on_drop: false }` [INFO] [stdout] 9141317764ab278d2541a11de943511004cdc4e587387c05f59eec68c9c01f5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ed7159c5065d6915269f4dc95fcc0aa61372c6e6ea937729bde840091784f371 [INFO] running `Command { std: "docker" "start" "-a" "ed7159c5065d6915269f4dc95fcc0aa61372c6e6ea937729bde840091784f371", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | feature = "cargo-clippy", [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/collections/iterable_map.rs:173:17 [INFO] [stderr] | [INFO] [stderr] 173 | pub fn keys(&self) -> IterableMapKeys { [INFO] [stderr] | ^^^^^ --------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 173 | pub fn keys(&self) -> IterableMapKeys<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/collections/iterable_map.rs:188:19 [INFO] [stderr] | [INFO] [stderr] 188 | pub fn values(&self) -> IterableMapValues { [INFO] [stderr] | ^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 188 | pub fn values(&self) -> IterableMapValues<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/collections/iterable_map.rs:204:23 [INFO] [stderr] | [INFO] [stderr] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut { [INFO] [stderr] | ^^^^^^^^^ -------------------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 204 | pub fn values_mut(&mut self) -> IterableMapValuesMut<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `pchain-sdk` (lib test) generated 4 warnings (run `cargo fix --lib -p pchain-sdk --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pchain_sdk-03fb1cf54f06c546) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ed7159c5065d6915269f4dc95fcc0aa61372c6e6ea937729bde840091784f371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed7159c5065d6915269f4dc95fcc0aa61372c6e6ea937729bde840091784f371", kill_on_drop: false }` [INFO] [stdout] ed7159c5065d6915269f4dc95fcc0aa61372c6e6ea937729bde840091784f371