[INFO] cloning repository https://github.com/dzharikhin/ml_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dzharikhin/ml_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzharikhin%2Fml_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzharikhin%2Fml_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85bfec1529dce86c9792da08cd1216ae7b68168a [INFO] checking dzharikhin/ml_example against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdzharikhin%2Fml_example" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dzharikhin/ml_example on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dzharikhin/ml_example [INFO] finished tweaking git repo https://github.com/dzharikhin/ml_example [INFO] tweaked toml for git repo https://github.com/dzharikhin/ml_example written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/dzharikhin/ml_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.6.1 [INFO] [stderr] Downloaded either v1.1.0 [INFO] [stderr] Downloaded libc v0.2.23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f4f50d39f6c20c9bc74578bf4e88e6b21f807889ea9ff6c1e0998c5a7f0d28a [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" "8f4f50d39f6c20c9bc74578bf4e88e6b21f807889ea9ff6c1e0998c5a7f0d28a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f4f50d39f6c20c9bc74578bf4e88e6b21f807889ea9ff6c1e0998c5a7f0d28a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f4f50d39f6c20c9bc74578bf4e88e6b21f807889ea9ff6c1e0998c5a7f0d28a", kill_on_drop: false }` [INFO] [stdout] 8f4f50d39f6c20c9bc74578bf4e88e6b21f807889ea9ff6c1e0998c5a7f0d28a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa5ca07e8ed424dd54083d6d0469288a3666764c31ac5a494585b9710bb20648 [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" "aa5ca07e8ed424dd54083d6d0469288a3666764c31ac5a494585b9710bb20648", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.23 [INFO] [stderr] Checking either v1.1.0 [INFO] [stderr] Checking itertools v0.6.1 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking ml-example v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | providers: &'r HashMap i8>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [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/tree/main.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 23 | route_map: HashMap> [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Node + 'r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:47:43 [INFO] [stdout] | [INFO] [stdout] 47 | let mut providers:HashMap i8>> = HashMap::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:68:78 [INFO] [stdout] | [INFO] [stdout] 68 | fn build_tree<'a>(data: Vec, providers: &'a HashMap i8>>) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:68:106 [INFO] [stdout] | [INFO] [stdout] 68 | fn build_tree<'a>(data: Vec, providers: &'a HashMap i8>>) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Node + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:118:46 [INFO] [stdout] | [INFO] [stdout] 118 | fn calculate_gini_for_feature(provider: &Box i8>, data: &[TrainObject], classes: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | providers: &'r HashMap i8>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [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/tree/main.rs:23:32 [INFO] [stdout] | [INFO] [stdout] 23 | route_map: HashMap> [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Node + 'r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:47:43 [INFO] [stdout] | [INFO] [stdout] 47 | let mut providers:HashMap i8>> = HashMap::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:68:78 [INFO] [stdout] | [INFO] [stdout] 68 | fn build_tree<'a>(data: Vec, providers: &'a HashMap i8>>) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:68:106 [INFO] [stdout] | [INFO] [stdout] 68 | fn build_tree<'a>(data: Vec, providers: &'a HashMap i8>>) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Node + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tree/main.rs:118:46 [INFO] [stdout] | [INFO] [stdout] 118 | fn calculate_gini_for_feature(provider: &Box i8>, data: &[TrainObject], classes: &Vec) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Object) -> i8` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/neural/main.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | fn generate_data(func: &Fn(f64, f64, f64) -> f64, amount: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64, f64) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/neural/main.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | (((val >= 0.0) as i8) as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/neural/main.rs:38:25 [INFO] [stdout] | [INFO] [stdout] 38 | fn generate_data(func: &Fn(f64, f64, f64) -> f64, amount: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64, f64) -> f64` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/neural/main.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | (((val >= 0.0) as i8) as f64) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gate` [INFO] [stdout] --> src/neural/main.rs:127:4 [INFO] [stdout] | [INFO] [stdout] 127 | fn gate(val: f64) -> f64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sigmoid_derivative` [INFO] [stdout] --> src/neural/main.rs:135:4 [INFO] [stdout] | [INFO] [stdout] 135 | fn sigmoid_derivative(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `gate` [INFO] [stdout] --> src/neural/main.rs:127:4 [INFO] [stdout] | [INFO] [stdout] 127 | fn gate(val: f64) -> f64 { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `sigmoid_derivative` [INFO] [stdout] --> src/neural/main.rs:135:4 [INFO] [stdout] | [INFO] [stdout] 135 | fn sigmoid_derivative(x: f64) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.42s [INFO] running `Command { std: "docker" "inspect" "aa5ca07e8ed424dd54083d6d0469288a3666764c31ac5a494585b9710bb20648", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa5ca07e8ed424dd54083d6d0469288a3666764c31ac5a494585b9710bb20648", kill_on_drop: false }` [INFO] [stdout] aa5ca07e8ed424dd54083d6d0469288a3666764c31ac5a494585b9710bb20648