[INFO] fetching crate mathpack 0.1.8... [INFO] testing mathpack-0.1.8 against 1.63.0 for beta-1.64-2 [INFO] extracting crate mathpack 0.1.8 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate mathpack 0.1.8 on toolchain 1.63.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mathpack 0.1.8 [INFO] finished tweaking crates.io crate mathpack 0.1.8 [INFO] tweaked toml for crates.io crate mathpack 0.1.8 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded text_io v0.1.12 [INFO] [stderr] Downloaded sqlite3-sys v0.12.0 [INFO] [stderr] Downloaded pkg-config v0.3.25 [INFO] [stderr] Downloaded rayon v1.5.3 [INFO] [stderr] Downloaded sqlite v0.25.3 [INFO] [stderr] Downloaded num v0.2.1 [INFO] [stderr] Downloaded num-iter v0.1.43 [INFO] [stderr] Downloaded either v1.7.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.11 [INFO] [stderr] Downloaded num-rational v0.2.4 [INFO] [stderr] Downloaded alga v0.9.3 [INFO] [stderr] Downloaded num-bigint v0.2.6 [INFO] [stderr] Downloaded typenum v1.15.0 [INFO] [stderr] Downloaded gnuplot v0.0.31 [INFO] [stderr] Downloaded nalgebra v0.18.1 [INFO] [stderr] Downloaded approx v0.3.2 [INFO] [stderr] Downloaded itertools v0.8.2 [INFO] [stderr] Downloaded sqlite3-src v0.2.12 [INFO] [stderr] Downloaded rawpointer v0.2.1 [INFO] [stderr] Downloaded num-complex v0.2.4 [INFO] [stderr] Downloaded autocfg v0.1.8 [INFO] [stderr] Downloaded matrixmultiply v0.2.4 [INFO] [stderr] Downloaded libm v0.2.5 [INFO] [stderr] Downloaded crossbeam-channel v0.5.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.10 [INFO] [stderr] Downloaded generic-array v0.12.4 [INFO] [stderr] Downloaded rayon-core v1.9.3 [INFO] [stderr] Downloaded hermit-abi v0.1.19 [INFO] [stderr] Downloaded crossbeam-deque v0.8.2 [INFO] [stderr] Downloaded memoffset v0.6.5 [INFO] [stderr] Downloaded num_cpus v1.13.1 [INFO] [stderr] Downloaded scopeguard v1.1.0 [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" "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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0714ffa5cc09013d7dbb15951b547ada5bbbb84c8ac3b9839f1760113fe0a499 [INFO] running `Command { std: "docker" "start" "-a" "0714ffa5cc09013d7dbb15951b547ada5bbbb84c8ac3b9839f1760113fe0a499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0714ffa5cc09013d7dbb15951b547ada5bbbb84c8ac3b9839f1760113fe0a499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0714ffa5cc09013d7dbb15951b547ada5bbbb84c8ac3b9839f1760113fe0a499", kill_on_drop: false }` [INFO] [stdout] 0714ffa5cc09013d7dbb15951b547ada5bbbb84c8ac3b9839f1760113fe0a499 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c561b551d22117d246c4974ab365bfc35d1aa05f9a3c43c17dc5c6574a18f85 [INFO] running `Command { std: "docker" "start" "-a" "5c561b551d22117d246c4974ab365bfc35d1aa05f9a3c43c17dc5c6574a18f85", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libm v0.2.5 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.131 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling once_cell v1.13.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling serde v1.0.143 [INFO] [stderr] Compiling either v1.7.0 [INFO] [stderr] Compiling gnuplot v0.0.31 [INFO] [stderr] Compiling text_io v0.1.12 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling matrixmultiply v0.2.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling sqlite3-src v0.2.12 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling generic-array v0.12.4 [INFO] [stderr] Compiling sqlite3-sys v0.12.0 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling sqlite v0.25.3 [INFO] [stderr] Compiling alga v0.9.3 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling nalgebra v0.18.1 [INFO] [stderr] Compiling mathpack v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] 10 + &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [optimized + debuginfo] target(s) in 1m 41s [INFO] running `Command { std: "docker" "inspect" "5c561b551d22117d246c4974ab365bfc35d1aa05f9a3c43c17dc5c6574a18f85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c561b551d22117d246c4974ab365bfc35d1aa05f9a3c43c17dc5c6574a18f85", kill_on_drop: false }` [INFO] [stdout] 5c561b551d22117d246c4974ab365bfc35d1aa05f9a3c43c17dc5c6574a18f85 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f59dbe2ed8e56ceb92b259076475b9b8baac5aba7af3d8e6bd87ea901be37ab5 [INFO] running `Command { std: "docker" "start" "-a" "f59dbe2ed8e56ceb92b259076475b9b8baac5aba7af3d8e6bd87ea901be37ab5", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] 10 + &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mathpack v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fitting/mod.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 - &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] 10 + &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `rows` and `cols` are never read [INFO] [stdout] --> src/linalg/matrix.rs:8:13 [INFO] [stdout] | [INFO] [stdout] 8 | rows: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 9 | cols: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | new_matrix!(Matrix3x900, 100, 500); [INFO] [stdout] | ---------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | fields in this struct [INFO] [stdout] | in this macro invocation [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] = note: `Matrix3x900` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: this warning originates in the macro `new_matrix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 6.74s [INFO] running `Command { std: "docker" "inspect" "f59dbe2ed8e56ceb92b259076475b9b8baac5aba7af3d8e6bd87ea901be37ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f59dbe2ed8e56ceb92b259076475b9b8baac5aba7af3d8e6bd87ea901be37ab5", kill_on_drop: false }` [INFO] [stdout] f59dbe2ed8e56ceb92b259076475b9b8baac5aba7af3d8e6bd87ea901be37ab5 [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b24e928f3deb7316eacff03fb5e3b0284b37b3bf267e6d64c4a8142d7bf94788 [INFO] running `Command { std: "docker" "start" "-a" "b24e928f3deb7316eacff03fb5e3b0284b37b3bf267e6d64c4a8142d7bf94788", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fitting/mod.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 10 - &'a Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stderr] 10 + &'a dyn Fn(&dyn Fn(&[f64], &[f64]) -> f64, &[f64], &[Vec], &[f64], &[f64]) -> f64; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mathpack` (lib) generated 1 warning [INFO] [stderr] warning: fields `rows` and `cols` are never read [INFO] [stderr] --> src/linalg/matrix.rs:8:13 [INFO] [stderr] | [INFO] [stderr] 8 | rows: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 9 | cols: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 93 | new_matrix!(Matrix3x900, 100, 500); [INFO] [stderr] | ---------------------------------- [INFO] [stderr] | | | [INFO] [stderr] | | fields in this struct [INFO] [stderr] | in this macro invocation [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] = note: `Matrix3x900` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: this warning originates in the macro `new_matrix` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `mathpack` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished test [optimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathpack-43e3a98f02eda583) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test calculus::differentiation::tests::test_circle ... ok [INFO] [stdout] test calculus::differentiation::tests::test_pow4 ... ok [INFO] [stdout] test calculus::differentiation::tests::test_exp ... ok [INFO] [stdout] test calculus::differentiation::tests::quad_test ... ok [INFO] [stdout] test functions::basic::tests::test_sinc ... ok [INFO] [stdout] test linalg::matrix::tests::it_works ... ok [INFO] [stdout] test fitting::tests::test_quadratic_fit ... ok [INFO] [stdout] test fitting::tests::test_2d_fit ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 34.39s [INFO] [stdout] [INFO] [stderr] Doc-tests mathpack [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" "b24e928f3deb7316eacff03fb5e3b0284b37b3bf267e6d64c4a8142d7bf94788", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b24e928f3deb7316eacff03fb5e3b0284b37b3bf267e6d64c4a8142d7bf94788", kill_on_drop: false }` [INFO] [stdout] b24e928f3deb7316eacff03fb5e3b0284b37b3bf267e6d64c4a8142d7bf94788