[INFO] fetching crate libcantal 0.3.2...
[INFO] checking libcantal-0.3.2 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate libcantal 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libcantal 0.3.2 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libcantal 0.3.2
[INFO] finished tweaking crates.io crate libcantal 0.3.2
[INFO] tweaked toml for crates.io crate libcantal 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14f2a5b7f631781259d168650045979188cb15549fe8bed813bdaf906cd1ff32
[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" "14f2a5b7f631781259d168650045979188cb15549fe8bed813bdaf906cd1ff32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14f2a5b7f631781259d168650045979188cb15549fe8bed813bdaf906cd1ff32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f2a5b7f631781259d168650045979188cb15549fe8bed813bdaf906cd1ff32", kill_on_drop: false }`
[INFO] [stdout] 14f2a5b7f631781259d168650045979188cb15549fe8bed813bdaf906cd1ff32
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a96a7efef6ae47f488390a87b6149d20c450f95de593bac66a55f5153591d63
[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" "0a96a7efef6ae47f488390a87b6149d20c450f95de593bac66a55f5153591d63", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking atomic v0.3.4
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking libcantal v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[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/collection.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stdout]    |                                                  ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>);
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |         pointer: &'a Value,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         &'a mut Vec<&'c Value>, &'a mut usize);
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/collection.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/collection.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/collections.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<'a, T: Name> Collection for [(T, &'a Value)] {
[INFO] [stdout]   |                                           ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/collections.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]   |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:14:46
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'a, T: Name> Collection for Vec<(T, &'a Value)> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:15:42
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:39:42
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct JsonName<'a>(pub &'a Name);
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct JsonValue<'a>(&'a Value);
[INFO] [stdout]    |                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:69:33
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:69:47
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/name.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn visit(&self, s: &mut NameVisitor);
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/names.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/print.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/print.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:119:63
[INFO] [stdout]     |
[INFO] [stdout] 119 |     struct MapVisitor<'a, 'b: 'a>(&'a mut HashMap<String, &'b Value>);
[INFO] [stdout]     |                                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:121:54
[INFO] [stdout]     |
[INFO] [stdout] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:22
[INFO] [stdout]    |
[INFO] [stdout] 83 |     metrics: Vec<&'a Value>,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[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/collection.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn metric(&mut self, name: &Name, value: &'a Value);
[INFO] [stdout]    |                                                  ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:29:42
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>);
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:96:22
[INFO] [stdout]    |
[INFO] [stdout] 96 |         pointer: &'a Value,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collection.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         &'a mut Vec<&'c Value>, &'a mut usize);
[INFO] [stdout]    |                         ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/collection.rs:101:37
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/collection.rs:101:54
[INFO] [stdout]     |
[INFO] [stdout] 101 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/collections.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl<'a, T: Name> Collection for [(T, &'a Value)] {
[INFO] [stdout]   |                                           ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/collections.rs:7:42
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]   |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:14:46
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'a, T: Name> Collection for Vec<(T, &'a Value)> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:15:42
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:23:42
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:31:42
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/collections.rs:39:42
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn visit<'x>(&'x self, visitor: &mut Visitor<'x>) {
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: use `dyn`: `dyn Visitor<'x>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:19:33
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct JsonName<'a>(pub &'a Name);
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct JsonValue<'a>(&'a Value);
[INFO] [stdout]    |                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:69:33
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/json.rs:69:47
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/name.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn visit(&self, s: &mut NameVisitor);
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/names.rs:12:29
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/print.rs:31:33
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                 ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/print.rs:31:47
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn metric(&mut self, name: &Name, value: &Value)
[INFO] [stdout]    |                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:119:63
[INFO] [stdout]     |
[INFO] [stdout] 119 |     struct MapVisitor<'a, 'b: 'a>(&'a mut HashMap<String, &'b Value>);
[INFO] [stdout]     |                                                               ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                     ^^^^ help: use `dyn`: `dyn Name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/read.rs:121:54
[INFO] [stdout]     |
[INFO] [stdout] 121 |         fn metric(&mut self, name: &Name, value: &'b Value)
[INFO] [stdout]     |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:22
[INFO] [stdout]    |
[INFO] [stdout] 83 |     metrics: Vec<&'a Value>,
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/counter.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition2.rs:21:38
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn counters() -> Vec<(Json, &'static Value)> {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Value`
[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]   --> examples/composition2.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn integers() -> Vec<(Json, &'static Value)> {
[INFO] [stdout]    |                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition2.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn metrics() -> Box<Collection> {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/func.rs:20:21
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn metrics() -> Box<Collection> {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[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]   --> examples/func.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |         (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/func.rs:23:54
[INFO] [stdout]    |
[INFO] [stdout] 23 |         (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/start.rs:26:54
[INFO] [stdout]    |
[INFO] [stdout] 26 |         (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[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]   --> examples/start.rs:27:54
[INFO] [stdout]    |
[INFO] [stdout] 27 |         (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn counters() -> Box<Collection> {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[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]   --> examples/composition.rs:22:54
[INFO] [stdout]    |
[INFO] [stdout] 22 |         (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn integers() -> Box<Collection> {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition.rs:28:54
[INFO] [stdout]    |
[INFO] [stdout] 28 |         (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/composition.rs:32:21
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn metrics() -> Box<Collection> {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/composition2.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / lazy_static! {
[INFO] [stdout] 17 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 18 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/composition2.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / lazy_static! {
[INFO] [stdout] 17 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 18 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/func.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/func.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/json.rs:25:58
[INFO] [stdout]    |
[INFO] [stdout] 25 |             (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Value`
[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]   --> examples/json.rs:26:58
[INFO] [stdout]    |
[INFO] [stdout] 26 |             (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/composition.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/composition.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/start.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / lazy_static! {
[INFO] [stdout] 15 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 16 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/start.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | / lazy_static! {
[INFO] [stdout] 15 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 16 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/start_with_reading.rs:31:54
[INFO] [stdout]    |
[INFO] [stdout] 31 |         (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[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]   --> examples/print.rs:22:58
[INFO] [stdout]    |
[INFO] [stdout] 22 |             (json!({"metric": "counter"}), &*COUNTER as &Value),
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/json.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/integer.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | / lazy_static! {
[INFO] [stdout] 11 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/print.rs:23:58
[INFO] [stdout]    |
[INFO] [stdout] 23 |             (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                          ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/json.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/start_with_reading.rs:32:54
[INFO] [stdout]    |
[INFO] [stdout] 32 |         (json!({"metric": "integer"}), &*INTEGER as &Value),
[INFO] [stdout]    |                                                      ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/print.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 14 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/custom_type.rs:31:29
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn visit(&self, s: &mut NameVisitor) {
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: use `dyn`: `dyn NameVisitor`
[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]   --> examples/custom_type.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn counters() -> Vec<(Metric, &'static Value)> {
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/custom_type.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn integers() -> Vec<(Metric, &'static Value)> {
[INFO] [stdout]    |                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/custom_type.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn metrics() -> Box<Collection> {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn Collection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/print.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static! {
[INFO] [stdout] 13 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 14 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/custom_type.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/custom_type.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/start_with_reading.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> examples/start_with_reading.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref COUNTER: Counter = Counter::new();
[INFO] [stdout] 17 | |     static ref INTEGER: Integer = Integer::new();
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 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 18.38s
[INFO] running `Command { std: "docker" "inspect" "0a96a7efef6ae47f488390a87b6149d20c450f95de593bac66a55f5153591d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a96a7efef6ae47f488390a87b6149d20c450f95de593bac66a55f5153591d63", kill_on_drop: false }`
[INFO] [stdout] 0a96a7efef6ae47f488390a87b6149d20c450f95de593bac66a55f5153591d63