[INFO] fetching crate bevy_picking_core 0.20.0... [INFO] testing bevy_picking_core-0.20.0 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989 [INFO] extracting crate bevy_picking_core 0.20.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate bevy_picking_core 0.20.0 [INFO] finished tweaking crates.io crate bevy_picking_core 0.20.0 [INFO] tweaked toml for crates.io crate bevy_picking_core 0.20.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bevy_picking_core 0.20.0 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "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" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 329 packages to latest compatible versions [INFO] [stderr] Adding bevy_app v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_derive v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_ecs v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_math v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_reflect v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_render v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_transform v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_utils v0.14.2 (available: v0.18.0) [INFO] [stderr] Adding bevy_window v0.14.2 (available: v0.18.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... [INFO] [stderr] Downloaded bevy_utils_proc_macros v0.14.2 [INFO] [stderr] Downloaded bevy_ptr v0.14.2 [INFO] [stderr] Downloaded bevy_derive v0.14.2 [INFO] [stderr] Downloaded bevy_render_macros v0.14.2 [INFO] [stderr] Downloaded bevy_log v0.14.2 [INFO] [stderr] Downloaded encase_derive v0.8.0 [INFO] [stderr] Downloaded windows-interface v0.53.0 [INFO] [stderr] Downloaded bevy_asset_macros v0.14.2 [INFO] [stderr] Downloaded bevy_encase_derive v0.14.2 [INFO] [stderr] Downloaded encase_derive_impl v0.8.0 [INFO] [stderr] Downloaded bevy_a11y v0.14.2 [INFO] [stderr] Downloaded bevy_core v0.14.2 [INFO] [stderr] Downloaded bevy_diagnostic v0.14.2 [INFO] [stderr] Downloaded bevy_eventlistener_derive v0.8.1 [INFO] [stderr] Downloaded d3d12 v0.20.0 [INFO] [stderr] Downloaded accesskit_macos v0.15.0 [INFO] [stderr] Downloaded bevy_eventlistener v0.8.1 [INFO] [stderr] Downloaded accesskit_windows v0.20.0 [INFO] [stderr] Downloaded wgpu-types v0.20.0 [INFO] [stderr] Downloaded bevy_input v0.14.2 [INFO] [stderr] Downloaded naga_oil v0.14.0 [INFO] [stderr] Downloaded bevy_asset v0.14.2 [INFO] [stderr] Downloaded wgpu v0.20.1 [INFO] [stderr] Downloaded bevy_reflect v0.14.2 [INFO] [stderr] Downloaded bevy_math v0.14.2 [INFO] [stderr] Downloaded bevy_color v0.14.3 [INFO] [stderr] Downloaded encase v0.8.0 [INFO] [stderr] Downloaded wgpu-core v0.21.1 [INFO] [stderr] Downloaded bevy_render v0.14.2 [INFO] [stderr] Downloaded bevy_hierarchy v0.14.2 [INFO] [stderr] Downloaded bevy_transform v0.14.2 [INFO] [stderr] Downloaded wgpu-hal v0.21.1 [INFO] [stderr] Downloaded bevy_app v0.14.2 [INFO] [stderr] Downloaded bevy_tasks v0.14.2 [INFO] [stderr] Downloaded bevy_ecs v0.14.2 [INFO] [stderr] Downloaded bevy_reflect_derive v0.14.2 [INFO] [stderr] Downloaded accesskit_winit v0.20.4 [INFO] [stderr] Downloaded bevy_winit v0.14.2 [INFO] [stderr] Downloaded bevy_time v0.14.2 [INFO] [stderr] Downloaded hexasphere v12.0.0 [INFO] [stderr] Downloaded accesskit v0.14.0 [INFO] [stderr] Downloaded bevy_utils v0.14.2 [INFO] [stderr] Downloaded bevy_window v0.14.2 [INFO] [stderr] Downloaded accesskit_consumer v0.22.0 [INFO] [stderr] Downloaded windows-implement v0.53.0 [INFO] [stderr] Downloaded naga v0.20.0 [INFO] [stderr] Downloaded bevy_mikktspace v0.14.2 [INFO] [stderr] Downloaded bevy_ecs_macros v0.14.2 [INFO] [stderr] Downloaded bevy_macro_utils v0.14.2 [INFO] [stderr] Downloaded orbclient v0.3.50 [INFO] [stderr] Downloaded metal v0.28.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4faa46a5e5bd6163e2ff1134e53b86d4d201f731e230f76407e3c48e39adad0 [INFO] running `Command { std: "docker" "start" "-a" "f4faa46a5e5bd6163e2ff1134e53b86d4d201f731e230f76407e3c48e39adad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4faa46a5e5bd6163e2ff1134e53b86d4d201f731e230f76407e3c48e39adad0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4faa46a5e5bd6163e2ff1134e53b86d4d201f731e230f76407e3c48e39adad0", kill_on_drop: false }` [INFO] [stdout] f4faa46a5e5bd6163e2ff1134e53b86d4d201f731e230f76407e3c48e39adad0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 20d24044b044be66458069c10e5c7931b9a1052124e260cdf9edeb927d3dc7c7 [INFO] running `Command { std: "docker" "start" "-a" "20d24044b044be66458069c10e5c7931b9a1052124e260cdf9edeb927d3dc7c7", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling winnow v0.7.14 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.114 [INFO] [stderr] Compiling libc v0.2.180 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling typeid v1.0.3 [INFO] [stderr] Compiling allocator-api2 v0.2.21 [INFO] [stderr] Compiling erased-serde v0.4.9 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling web-time v1.1.0 [INFO] [stderr] Compiling bevy_ptr v0.14.2 [INFO] [stderr] Compiling smol_str v0.2.2 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling fixedbitset v0.5.7 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling uuid v1.20.0 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling nonmax v0.5.5 [INFO] [stderr] Compiling cfg_aliases v0.1.1 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling lock_api v0.4.14 [INFO] [stderr] Compiling parking_lot_core v0.9.12 [INFO] [stderr] Compiling spirv v0.3.0+sdk-1.3.268.0 [INFO] [stderr] Compiling foldhash v0.1.5 [INFO] [stderr] Compiling ash v0.37.3+1.3.251 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling codespan-reporting v0.11.1 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling hexf-parse v0.2.1 [INFO] [stderr] Compiling khronos-egl v6.0.0 [INFO] [stderr] Compiling concurrent-queue v2.5.0 [INFO] [stderr] Compiling cc v1.2.54 [INFO] [stderr] Compiling hashbrown v0.15.5 [INFO] [stderr] Compiling wgpu-hal v0.21.1 [INFO] [stderr] Compiling gpu-alloc-types v0.3.0 [INFO] [stderr] Compiling parking_lot v0.12.5 [INFO] [stderr] Compiling wgpu-types v0.20.0 [INFO] [stderr] Compiling gpu-descriptor-types v0.2.0 [INFO] [stderr] Compiling async-executor v1.13.3 [INFO] [stderr] Compiling event-listener v5.4.1 [INFO] [stderr] Compiling libloading v0.7.4 [INFO] [stderr] Compiling raw-window-handle v0.6.2 [INFO] [stderr] Compiling event-listener-strategy v0.5.4 [INFO] [stderr] Compiling async-channel v2.5.0 [INFO] [stderr] Compiling bevy_tasks v0.14.2 [INFO] [stderr] Compiling gpu-alloc v0.6.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling wgpu-core v0.21.1 [INFO] [stderr] Compiling renderdoc-sys v1.1.0 [INFO] [stderr] Compiling glow v0.13.1 [INFO] [stderr] Compiling typewit v1.14.2 [INFO] [stderr] Compiling gpu-descriptor v0.3.2 [INFO] [stderr] Compiling litrs v1.0.0 [INFO] [stderr] Compiling profiling v1.0.17 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling blocking v1.6.2 [INFO] [stderr] Compiling async-lock v3.4.2 [INFO] [stderr] Compiling const_panic v0.2.15 [INFO] [stderr] Compiling wgpu v0.20.1 [INFO] [stderr] Compiling base64 v0.21.7 [INFO] [stderr] Compiling cpufeatures v0.2.17 [INFO] [stderr] Compiling constant_time_eq v0.4.2 [INFO] [stderr] Compiling const_soft_float v0.1.4 [INFO] [stderr] Compiling accesskit v0.14.0 [INFO] [stderr] Compiling async-broadcast v0.5.1 [INFO] [stderr] Compiling document-features v0.2.12 [INFO] [stderr] Compiling constgebra v0.1.4 [INFO] [stderr] Compiling moxcms v0.7.11 [INFO] [stderr] Compiling async-fs v2.2.0 [INFO] [stderr] Compiling data-encoding v2.10.0 [INFO] [stderr] Compiling const-fnv1a-hash v1.1.0 [INFO] [stderr] Compiling toml_edit v0.22.27 [INFO] [stderr] Compiling blake3 v1.8.3 [INFO] [stderr] Compiling encase_derive_impl v0.8.0 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling bytemuck_derive v1.10.2 [INFO] [stderr] Compiling tracing-attributes v0.1.31 [INFO] [stderr] Compiling bevy_utils_proc_macros v0.14.2 [INFO] [stderr] Compiling encase_derive v0.8.0 [INFO] [stderr] Compiling bevy_eventlistener_derive v0.8.1 [INFO] [stderr] Compiling bevy_macro_utils v0.14.2 [INFO] [stderr] Compiling bytemuck v1.24.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling bevy_reflect_derive v0.14.2 [INFO] [stderr] Compiling bevy_ecs_macros v0.14.2 [INFO] [stderr] Compiling bevy_derive v0.14.2 [INFO] [stderr] Compiling bevy_asset_macros v0.14.2 [INFO] [stderr] Compiling bevy_encase_derive v0.14.2 [INFO] [stderr] Compiling bevy_render_macros v0.14.2 [INFO] [stderr] Compiling naga v0.20.0 [INFO] [stderr] Compiling tracing v0.1.44 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling image v0.25.9 [INFO] [stderr] Compiling glam v0.27.0 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling ron v0.8.1 [INFO] [stderr] Compiling bevy_utils v0.14.2 [INFO] [stderr] Compiling bevy_reflect v0.14.2 [INFO] [stderr] Compiling encase v0.8.0 [INFO] [stderr] Compiling bevy_mikktspace v0.14.2 [INFO] [stderr] Compiling hexasphere v12.0.0 [INFO] [stderr] Compiling naga_oil v0.14.0 [INFO] [stderr] Compiling bevy_ecs v0.14.2 [INFO] [stderr] Compiling bevy_math v0.14.2 [INFO] [stderr] Compiling bevy_color v0.14.3 [INFO] [stderr] Compiling bevy_app v0.14.2 [INFO] [stderr] Compiling bevy_core v0.14.2 [INFO] [stderr] Compiling bevy_time v0.14.2 [INFO] [stderr] Compiling bevy_a11y v0.14.2 [INFO] [stderr] Compiling bevy_asset v0.14.2 [INFO] [stderr] Compiling bevy_window v0.14.2 [INFO] [stderr] Compiling bevy_hierarchy v0.14.2 [INFO] [stderr] Compiling bevy_transform v0.14.2 [INFO] [stderr] Compiling bevy_eventlistener v0.8.1 [INFO] [stderr] Compiling bevy_diagnostic v0.14.2 [INFO] [stderr] Compiling bevy_render v0.14.2 [INFO] [stderr] Compiling bevy_picking_core v0.20.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s [INFO] running `Command { std: "docker" "inspect" "20d24044b044be66458069c10e5c7931b9a1052124e260cdf9edeb927d3dc7c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20d24044b044be66458069c10e5c7931b9a1052124e260cdf9edeb927d3dc7c7", kill_on_drop: false }` [INFO] [stdout] 20d24044b044be66458069c10e5c7931b9a1052124e260cdf9edeb927d3dc7c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e13995d7e3c3f387026114b422325c93b1703a58dde6e076978ec3a09ac3589b [INFO] running `Command { std: "docker" "start" "-a" "e13995d7e3c3f387026114b422325c93b1703a58dde6e076978ec3a09ac3589b", kill_on_drop: false }` [INFO] [stderr] Compiling bevy_picking_core v0.20.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.41s [INFO] running `Command { std: "docker" "inspect" "e13995d7e3c3f387026114b422325c93b1703a58dde6e076978ec3a09ac3589b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e13995d7e3c3f387026114b422325c93b1703a58dde6e076978ec3a09ac3589b", kill_on_drop: false }` [INFO] [stdout] e13995d7e3c3f387026114b422325c93b1703a58dde6e076978ec3a09ac3589b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 10fed4ddc2bc9a5c38038ab97d8b20829e2f1b5c04a68df4f4e448e988f19c7f [INFO] running `Command { std: "docker" "start" "-a" "10fed4ddc2bc9a5c38038ab97d8b20829e2f1b5c04a68df4f4e448e988f19c7f", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bevy_picking_core-953974a91f487b26) [INFO] [stderr] Doc-tests bevy_picking_core [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/backend.rs - backend::ray::RayMap (line 159) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "10fed4ddc2bc9a5c38038ab97d8b20829e2f1b5c04a68df4f4e448e988f19c7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10fed4ddc2bc9a5c38038ab97d8b20829e2f1b5c04a68df4f4e448e988f19c7f", kill_on_drop: false }` [INFO] [stdout] 10fed4ddc2bc9a5c38038ab97d8b20829e2f1b5c04a68df4f4e448e988f19c7f