[INFO] fetching crate pathfinder 0.6.5...
[INFO] checking pathfinder-0.6.5 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate pathfinder 0.6.5 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pathfinder 0.6.5 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pathfinder 0.6.5
[INFO] finished tweaking crates.io crate pathfinder 0.6.5
[INFO] tweaked toml for crates.io crate pathfinder 0.6.5 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f58753083e579b5e24098513f4eee0790b771ec9f420cfee35c717c1b8deede
[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" "5f58753083e579b5e24098513f4eee0790b771ec9f420cfee35c717c1b8deede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f58753083e579b5e24098513f4eee0790b771ec9f420cfee35c717c1b8deede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f58753083e579b5e24098513f4eee0790b771ec9f420cfee35c717c1b8deede", kill_on_drop: false }`
[INFO] [stdout] 5f58753083e579b5e24098513f4eee0790b771ec9f420cfee35c717c1b8deede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a6cdb2dbdfade7d56b3e79611d69f931bf09a5d01c42dd85e09b85b21a2411d
[INFO] running `Command { std: "docker" "start" "-a" "7a6cdb2dbdfade7d56b3e79611d69f931bf09a5d01c42dd85e09b85b21a2411d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coordinate/mod.rs:19:48
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn from_list<T>(list: &[(i16, i16)], get: &Fn(Coordinate, usize) -> T) -> Vec<T> {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, usize) -> T`
[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/coordinate/mod.rs:56:56
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn calc(start: Coordinate, variable: usize, call: &Fn(usize) -> Coordinate) -> Coordinate {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> Coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub lambda_tag: &'a Fn(&str) -> bool,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:27:42
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn convert_file(path: &str, lambda: &Fn(&str) -> bool) -> Result<Vec<Group>, io::Error> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:46:40
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn convert(content: &str, lambda: &Fn(&str) -> bool) -> Vec<Group> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |         lambda_tag: &'a Fn(&str) -> bool,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/gif.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     predicate: &'a Fn(&T) -> T,
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/gif.rs:19:58
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(interval: u8, map: Vec<T>, predicate: &'a Fn(&T) -> T) -> Self {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/map/gif.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |         predicate: &'a Fn(&Node) -> Node,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> Node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/network.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     algorithm: &Fn(&Network<Node>, Node, Node) -> io::Result<Vec<Node>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Network<Node>, Node, Node) -> io::Result<Vec<Node>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/map/mod.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 | ) -> (image::ImageBuffer<Rgba<u8>, Vec<u8>>, (Coordinate)) {
[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/tools/mod.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |     plot_kind: &Fn(Coordinate, Coordinate) -> Vec<Coordinate>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, Coordinate) -> Vec<Coordinate>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:838:13
[INFO] [stdout]     |
[INFO] [stdout] 838 |         f: &Fn(Coordinate, Coordinate) -> bool,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, Coordinate) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1224:35
[INFO] [stdout]      |
[INFO] [stdout] 1224 |     pub fn each(&mut self, func: &Fn(&mut Node)) {
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Node)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1245:30
[INFO] [stdout]      |
[INFO] [stdout] 1245 |     pub fn all(&self, func: &Fn(&Node) -> bool) -> bool {
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1269:30
[INFO] [stdout]      |
[INFO] [stdout] 1269 |     pub fn any(&self, func: &Fn(&Node) -> bool) -> bool {
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1301:40
[INFO] [stdout]      |
[INFO] [stdout] 1301 |     pub fn node_plot(&mut self, calc: &Fn(usize) -> Coordinate) {
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> Coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1536:18
[INFO] [stdout]      |
[INFO] [stdout] 1536 |         filter: &Fn(&T) -> bool,
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1569:18
[INFO] [stdout]      |
[INFO] [stdout] 1569 |         filter: &Fn(&T) -> bool,
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/coordinate/mod.rs:19:48
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn from_list<T>(list: &[(i16, i16)], get: &Fn(Coordinate, usize) -> T) -> Vec<T> {
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, usize) -> T`
[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/coordinate/mod.rs:56:56
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub fn calc(start: Coordinate, variable: usize, call: &Fn(usize) -> Coordinate) -> Coordinate {
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> Coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub lambda_tag: &'a Fn(&str) -> bool,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:27:42
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn convert_file(path: &str, lambda: &Fn(&str) -> bool) -> Result<Vec<Group>, io::Error> {
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:46:40
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn convert(content: &str, lambda: &Fn(&str) -> bool) -> Vec<Group> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/data/mod.rs:59:25
[INFO] [stdout]    |
[INFO] [stdout] 59 |         lambda_tag: &'a Fn(&str) -> bool,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/gif.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |     predicate: &'a Fn(&T) -> T,
[INFO] [stdout]    |                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/gif.rs:19:58
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(interval: u8, map: Vec<T>, predicate: &'a Fn(&T) -> T) -> Self {
[INFO] [stdout]    |                                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/map/gif.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |         predicate: &'a Fn(&Node) -> Node,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> Node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/map/gif.rs:181:22
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn define(case: &Fn(Gif) -> std::io::Result<()>) {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Gif) -> std::io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/map/network.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     algorithm: &Fn(&Network<Node>, Node, Node) -> io::Result<Vec<Node>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Network<Node>, Node, Node) -> io::Result<Vec<Node>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/map/mod.rs:19:46
[INFO] [stdout]    |
[INFO] [stdout] 19 | ) -> (image::ImageBuffer<Rgba<u8>, Vec<u8>>, (Coordinate)) {
[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/tools/mod.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |     plot_kind: &Fn(Coordinate, Coordinate) -> Vec<Coordinate>,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, Coordinate) -> Vec<Coordinate>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:838:13
[INFO] [stdout]     |
[INFO] [stdout] 838 |         f: &Fn(Coordinate, Coordinate) -> bool,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Coordinate, Coordinate) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1224:35
[INFO] [stdout]      |
[INFO] [stdout] 1224 |     pub fn each(&mut self, func: &Fn(&mut Node)) {
[INFO] [stdout]      |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Node)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1245:30
[INFO] [stdout]      |
[INFO] [stdout] 1245 |     pub fn all(&self, func: &Fn(&Node) -> bool) -> bool {
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1269:30
[INFO] [stdout]      |
[INFO] [stdout] 1269 |     pub fn any(&self, func: &Fn(&Node) -> bool) -> bool {
[INFO] [stdout]      |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Node) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1301:40
[INFO] [stdout]      |
[INFO] [stdout] 1301 |     pub fn node_plot(&mut self, calc: &Fn(usize) -> Coordinate) {
[INFO] [stdout]      |                                        ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> Coordinate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1536:18
[INFO] [stdout]      |
[INFO] [stdout] 1536 |         filter: &Fn(&T) -> bool,
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1569:18
[INFO] [stdout]      |
[INFO] [stdout] 1569 |         filter: &Fn(&T) -> bool,
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.14s
[INFO] running `Command { std: "docker" "inspect" "7a6cdb2dbdfade7d56b3e79611d69f931bf09a5d01c42dd85e09b85b21a2411d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a6cdb2dbdfade7d56b3e79611d69f931bf09a5d01c42dd85e09b85b21a2411d", kill_on_drop: false }`
[INFO] [stdout] 7a6cdb2dbdfade7d56b3e79611d69f931bf09a5d01c42dd85e09b85b21a2411d
