[INFO] updating cached repository https://github.com/asonix/rust-worker-pool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d464e0bf404bfb5a59323e13d9b41cfdda61c2f0 [INFO] testing asonix/rust-worker-pool against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasonix%2Frust-worker-pool" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/asonix/rust-worker-pool on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/asonix/rust-worker-pool [INFO] finished tweaking git repo https://github.com/asonix/rust-worker-pool [INFO] tweaked toml for git repo https://github.com/asonix/rust-worker-pool written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/asonix/rust-worker-pool already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 40f3dfccf69dd0d1f3011a0cb339df49c6271ddc728e4609364ecd1cc671e5d7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "40f3dfccf69dd0d1f3011a0cb339df49c6271ddc728e4609364ecd1cc671e5d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40f3dfccf69dd0d1f3011a0cb339df49c6271ddc728e4609364ecd1cc671e5d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40f3dfccf69dd0d1f3011a0cb339df49c6271ddc728e4609364ecd1cc671e5d7", kill_on_drop: false }` [INFO] [stdout] 40f3dfccf69dd0d1f3011a0cb339df49c6271ddc728e4609364ecd1cc671e5d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ced9498a16184de268532ccf9fa5d8c6f30c4790ebd441089d1a03126c730d47 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ced9498a16184de268532ccf9fa5d8c6f30c4790ebd441089d1a03126c730d47", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling take v0.1.0 [INFO] [stderr] Compiling smallvec v0.2.1 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling splay_tree v0.2.8 [INFO] [stderr] Compiling nbchan v0.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling handy_async v0.2.12 [INFO] [stderr] Compiling iovec v0.1.1 [INFO] [stderr] Compiling net2 v0.2.31 [INFO] [stderr] Compiling num_cpus v1.7.0 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling unicase v2.0.0 [INFO] [stderr] Compiling bytes v0.4.5 [INFO] [stderr] Compiling serde_json v1.0.3 [INFO] [stderr] Compiling futures-cpupool v0.1.7 [INFO] [stderr] Compiling mio v0.6.10 [INFO] [stderr] Compiling tokio-io v0.1.3 [INFO] [stderr] Compiling mime v0.3.5 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Compiling tokio-core v0.1.10 [INFO] [stderr] Compiling fibers v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.15 [INFO] [stderr] Compiling tokio-proto v0.1.1 [INFO] [stderr] Compiling hyper v0.11.6 [INFO] [stderr] Compiling worker-pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | handlers: HashMap<&'a str, &'a Handler>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:46:51 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn handlers(self) -> HashMap<&'a str, &'a Handler> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:68 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn register_handler(&mut self, name: &'a str, handler: &'a Handler) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/server.rs:70:23 [INFO] [stdout] | [INFO] [stdout] 70 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.66s [INFO] running `Command { std: "docker" "inspect" "ced9498a16184de268532ccf9fa5d8c6f30c4790ebd441089d1a03126c730d47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced9498a16184de268532ccf9fa5d8c6f30c4790ebd441089d1a03126c730d47", kill_on_drop: false }` [INFO] [stdout] ced9498a16184de268532ccf9fa5d8c6f30c4790ebd441089d1a03126c730d47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b9bec1aebce5d4f5f2451c18770cc6c03ff0c8103b65d96664b5d28e19d68ed [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9b9bec1aebce5d4f5f2451c18770cc6c03ff0c8103b65d96664b5d28e19d68ed", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling worker-pool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | handlers: HashMap<&'a str, &'a Handler>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:46:51 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn handlers(self) -> HashMap<&'a str, &'a Handler> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:68 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn register_handler(&mut self, name: &'a str, handler: &'a Handler) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:26:36 [INFO] [stdout] | [INFO] [stdout] 26 | handlers: HashMap<&'a str, &'a Handler>, [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:46:51 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn handlers(self) -> HashMap<&'a str, &'a Handler> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:68 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn register_handler(&mut self, name: &'a str, handler: &'a Handler) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bin/server.rs:70:23 [INFO] [stdout] | [INFO] [stdout] 70 | type Future = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.65s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9b9bec1aebce5d4f5f2451c18770cc6c03ff0c8103b65d96664b5d28e19d68ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b9bec1aebce5d4f5f2451c18770cc6c03ff0c8103b65d96664b5d28e19d68ed", kill_on_drop: false }` [INFO] [stdout] 9b9bec1aebce5d4f5f2451c18770cc6c03ff0c8103b65d96664b5d28e19d68ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 20dcc8f4d150cff1d5efd6dca0b1861ce706affc2bb06663c4732970a1dcd8f3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "20dcc8f4d150cff1d5efd6dca0b1861ce706affc2bb06663c4732970a1dcd8f3", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:26:36 [INFO] [stderr] | [INFO] [stderr] 26 | handlers: HashMap<&'a str, &'a Handler>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:46:51 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn handlers(self) -> HashMap<&'a str, &'a Handler> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:50:68 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn register_handler(&mut self, name: &'a str, handler: &'a Handler) -> Result<(), ()> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:26:36 [INFO] [stderr] | [INFO] [stderr] 26 | handlers: HashMap<&'a str, &'a Handler>, [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:46:51 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn handlers(self) -> HashMap<&'a str, &'a Handler> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:50:68 [INFO] [stderr] | [INFO] [stderr] 50 | pub fn register_handler(&mut self, name: &'a str, handler: &'a Handler) -> Result<(), ()> { [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/server.rs:70:23 [INFO] [stderr] | [INFO] [stderr] 70 | type Future = Box>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/worker_pool-8ede7a57195981da [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/client-4cda37ad8a54db45 [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/server-a51c936a9bfb966b [INFO] [stderr] Doc-tests worker-pool [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "20dcc8f4d150cff1d5efd6dca0b1861ce706affc2bb06663c4732970a1dcd8f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20dcc8f4d150cff1d5efd6dca0b1861ce706affc2bb06663c4732970a1dcd8f3", kill_on_drop: false }` [INFO] [stdout] 20dcc8f4d150cff1d5efd6dca0b1861ce706affc2bb06663c4732970a1dcd8f3