[INFO] crate tokio-trace 0.1.0 is already in cache
[INFO] testing tokio-trace-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate tokio-trace 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tokio-trace 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-trace 0.1.0
[INFO] finished tweaking crates.io crate tokio-trace 0.1.0
[INFO] tweaked toml for crates.io crate tokio-trace 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e49574032b8d3e6dbed63c4014d983348367044ff67d8f80d76eacff0edcce5
[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" "2e49574032b8d3e6dbed63c4014d983348367044ff67d8f80d76eacff0edcce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e49574032b8d3e6dbed63c4014d983348367044ff67d8f80d76eacff0edcce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e49574032b8d3e6dbed63c4014d983348367044ff67d8f80d76eacff0edcce5", kill_on_drop: false }`
[INFO] [stdout] 2e49574032b8d3e6dbed63c4014d983348367044ff67d8f80d76eacff0edcce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e69e21478c91499ffc2f1ce0c5eee15b0c66d53dd7d57faab4f60af135f1d281
[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" "e69e21478c91499ffc2f1ce0c5eee15b0c66d53dd7d57faab4f60af135f1d281", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling tokio-trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:303:58
[INFO] [stdout]     |
[INFO] [stdout] 303 |                     .value_set(&[(&field, Some(value as &field::Value))]),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn field::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]    --> src/span.rs:531:51
[INFO] [stdout]     |
[INFO] [stdout] 531 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e69e21478c91499ffc2f1ce0c5eee15b0c66d53dd7d57faab4f60af135f1d281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e69e21478c91499ffc2f1ce0c5eee15b0c66d53dd7d57faab4f60af135f1d281", kill_on_drop: false }`
[INFO] [stdout] e69e21478c91499ffc2f1ce0c5eee15b0c66d53dd7d57faab4f60af135f1d281
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8840d125f1f10c291fc2757f10730e8c1e1405682f26d1959aac5ecb26fb0241
[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" "8840d125f1f10c291fc2757f10730e8c1e1405682f26d1959aac5ecb26fb0241", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:303:58
[INFO] [stdout]     |
[INFO] [stdout] 303 |                     .value_set(&[(&field, Some(value as &field::Value))]),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn field::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]    --> src/span.rs:531:51
[INFO] [stdout]     |
[INFO] [stdout] 531 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:303:58
[INFO] [stdout]     |
[INFO] [stdout] 303 |                     .value_set(&[(&field, Some(value as &field::Value))]),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn field::Value`
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:3:24
[INFO] [stdout]     |
[INFO] [stdout] 3   | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:531:51
[INFO] [stdout]     |
[INFO] [stdout] 531 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/span.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stdout]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/support/field.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn with_value(self, value: &Value) -> Self {
[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]   --> tests/support/field.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:158:55
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stdout]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stdout]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:198:59
[INFO] [stdout]     |
[INFO] [stdout] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/counters.rs:51:47
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn record_debug(&mut self, _: &Field, _: &fmt::Debug) {}
[INFO] [stdout]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[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]   --> tests/support/field.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn with_value(self, value: &Value) -> Self {
[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]   --> tests/support/field.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:158:55
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stdout]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stdout]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:198:59
[INFO] [stdout]     |
[INFO] [stdout] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/support/field.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn with_value(self, value: &Value) -> Self {
[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]   --> tests/support/field.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:158:55
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stdout]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stdout]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:198:59
[INFO] [stdout]     |
[INFO] [stdout] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/sloggish/sloggish_subscriber.rs:117:55
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[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/sloggish/sloggish_subscriber.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/support/field.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn with_value(self, value: &Value) -> Self {
[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]   --> tests/support/field.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:158:55
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stdout]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stdout]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:198:59
[INFO] [stdout]     |
[INFO] [stdout] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/support/field.rs:43:37
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn with_value(self, value: &Value) -> Self {
[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]   --> tests/support/field.rs:89:56
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stdout]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:158:55
[INFO] [stdout]     |
[INFO] [stdout] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:175:19
[INFO] [stdout]     |
[INFO] [stdout] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stdout]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:176:24
[INFO] [stdout]     |
[INFO] [stdout] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stdout]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/support/field.rs:198:59
[INFO] [stdout]     |
[INFO] [stdout] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stdout]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.34s
[INFO] running `Command { std: "docker" "inspect" "8840d125f1f10c291fc2757f10730e8c1e1405682f26d1959aac5ecb26fb0241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8840d125f1f10c291fc2757f10730e8c1e1405682f26d1959aac5ecb26fb0241", kill_on_drop: false }`
[INFO] [stdout] 8840d125f1f10c291fc2757f10730e8c1e1405682f26d1959aac5ecb26fb0241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 498680c820541ece9e91b3b42420bb4f241b8457cebd1799fef88932664a73f0
[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" "498680c820541ece9e91b3b42420bb4f241b8457cebd1799fef88932664a73f0", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:303:58
[INFO] [stderr]     |
[INFO] [stderr] 303 |                     .value_set(&[(&field, Some(value as &field::Value))]),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn field::Value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:531:51
[INFO] [stderr]     |
[INFO] [stderr] 531 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stderr]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:543:51
[INFO] [stderr]     |
[INFO] [stderr] 543 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stderr]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:303:58
[INFO] [stderr]     |
[INFO] [stderr] 303 |                     .value_set(&[(&field, Some(value as &field::Value))]),
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^ help: use `dyn`: `dyn field::Value`
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:3:24
[INFO] [stderr]     |
[INFO] [stderr] 3   | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:531:51
[INFO] [stderr]     |
[INFO] [stderr] 531 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stderr]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span.rs:543:51
[INFO] [stderr]     |
[INFO] [stderr] 543 |         self.0.record(&mut |k: &field::Field, v: &fmt::Debug| {
[INFO] [stderr]     |                                                   ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn with_value(self, value: &Value) -> Self {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:175:19
[INFO] [stderr]     |
[INFO] [stderr] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stderr]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stderr]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:198:59
[INFO] [stderr]     |
[INFO] [stderr] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn with_value(self, value: &Value) -> Self {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:175:19
[INFO] [stderr]     |
[INFO] [stderr] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stderr]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stderr]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:198:59
[INFO] [stderr]     |
[INFO] [stderr] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn with_value(self, value: &Value) -> Self {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/counters.rs:51:47
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn record_debug(&mut self, _: &Field, _: &fmt::Debug) {}
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:175:19
[INFO] [stderr]     |
[INFO] [stderr] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stderr]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stderr]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:198:59
[INFO] [stderr]     |
[INFO] [stderr] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/sloggish/sloggish_subscriber.rs:117:55
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn with_value(self, value: &Value) -> Self {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:175:19
[INFO] [stderr]     |
[INFO] [stderr] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stderr]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stderr]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:198:59
[INFO] [stderr]     |
[INFO] [stderr] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:43:37
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn with_value(self, value: &Value) -> Self {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/sloggish/sloggish_subscriber.rs:123:55
[INFO] [stderr]     |
[INFO] [stderr] 123 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/support/field.rs:89:56
[INFO] [stderr]    |
[INFO] [stderr] 89 |     fn compare_or_panic(&mut self, name: &str, value: &Value, ctx: &str) {
[INFO] [stderr]    |                                                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     fn record_debug(&mut self, field: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                       ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:175:19
[INFO] [stderr]     |
[INFO] [stderr] 175 | impl<'a> From<&'a Value> for MockValue {
[INFO] [stderr]     |                   ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:176:24
[INFO] [stderr]     |
[INFO] [stderr] 176 |     fn from(value: &'a Value) -> Self {
[INFO] [stderr]     |                        ^^^^^ help: use `dyn`: `dyn Value`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/support/field.rs:198:59
[INFO] [stderr]     |
[INFO] [stderr] 198 |             fn record_debug(&mut self, _: &Field, value: &fmt::Debug) {
[INFO] [stderr]     |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn fmt::Debug`
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_trace-02c0b9997cdee3fd
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/event-40c4404d52b1719f
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test moved_field ... ok
[INFO] [stdout] test dotted_field_name ... ok
[INFO] [stdout] test borrowed_field ... ok
[INFO] [stdout] test move_field_out_of_struct ... ok
[INFO] [stdout] test event_with_message ... ok
[INFO] [stdout] test one_with_everything ... ok
[INFO] [stdout] test event_without_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filter_caching_is_lexically_scoped-d1c7cb0d3c27a4a8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test filter_caching_is_lexically_scoped ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filters_are_not_reevaluated_for_the_same_span-6cb03340755d8b0a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test filters_are_not_reevaluated_for_the_same_span ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filters_are_reevaluated_for_different_call_sites-34ede763d8f166c5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test filters_are_reevaluated_for_different_call_sites ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/macros-49fdf1d345984dd3
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test event ... ok
[INFO] [stdout] test error_span_with_parent ... ok
[INFO] [stdout] test debug_span_root ... ok
[INFO] [stdout] test debug_span ... ok
[INFO] [stdout] test debug_span_with_parent ... ok
[INFO] [stdout] test info_span ... ok
[INFO] [stdout] test callsite_macro_api ... ok
[INFO] [stdout] test info_span_with_parent ... ok
[INFO] [stdout] test error_span ... ok
[INFO] [stdout] test span ... ok
[INFO] [stdout] test span_root ... ok
[INFO] [stdout] test error_span_root ... ok
[INFO] [stdout] test info_span_root ... ok
[INFO] [stdout] test info ... ok
[INFO] [stdout] test debug ... ok
[INFO] [stdout] test error ... ok
[INFO] [stdout] test span_with_parent ... ok
[INFO] [stdout] test trace_span_with_parent ... ok
[INFO] [stdout] test warn_span_root ... ok
[INFO] [stdout] test warn_span ... ok
[INFO] [stdout] test trace_span ... ok
[INFO] [stdout] test trace ... ok
[INFO] [stdout] test trace_span_root ... ok
[INFO] [stdout] test warn_span_with_parent ... ok
[INFO] [stdout] test warn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/span-4974c954eee3c1ac
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test add_fields_only_after_new_span ... ok
[INFO] [stdout] test borrowed_field ... ok
[INFO] [stdout] test cloning_a_span_calls_clone_span ... ok
[INFO] [stdout] test add_field_after_new_span ... ok
[INFO] [stdout] test contextual_root ... ok
[INFO] [stdout] test contextual_child ... ok
[INFO] [stdout] test event_outside_of_span ... ok
[INFO] [stdout] test explicit_child ... ok
[INFO] [stdout] test dropping_a_span_calls_drop_span ... ok
[INFO] [stdout] test dotted_field_name ... ok
[INFO] [stdout] test drop_span_when_exiting_dispatchers_context ... ok
[INFO] [stdout] test clone_and_drop_span_always_go_to_the_subscriber_that_tagged_the_span ... ok
[INFO] [stdout] test explicit_child_regardless_of_ctx ... ok
[INFO] [stdout] test explicit_root_span_is_root_regardless_of_ctx ... ok
[INFO] [stdout] test handles_to_different_spans_with_the_same_metadata_are_not_equal ... ok
[INFO] [stdout] test handles_to_different_spans_are_not_equal ... ok
[INFO] [stdout] test new_span_after_event ... ok
[INFO] [stdout] test new_span_with_target_and_log_level ... ok
[INFO] [stdout] test handles_to_the_same_span_are_equal ... ok
[INFO] [stdout] test spans_always_go_to_the_subscriber_that_tagged_them ... ok
[INFO] [stdout] test span_closes_when_exited ... ok
[INFO] [stdout] test moved_field ... ok
[INFO] [stdout] test span_closes_after_event ... ok
[INFO] [stdout] test explicit_root_span_is_root ... ok
[INFO] [stdout] test move_field_out_of_struct ... ok
[INFO] [stdout] enter: foo; id=Id(1);
[INFO] [stdout] exit: foo; id=Id(1);
[INFO] [stdout] drop_span: foo; id=Id(1); refs=1;
[INFO] [stdout] test spans_always_go_to_the_subscriber_that_tagged_them_even_across_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subscriber-219f41d678b8b0e7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test event_macros_dont_infinite_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-trace
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test src/lib.rs -  (line 217) ... ok
[INFO] [stdout] test src/lib.rs -  (line 111) ... ok
[INFO] [stdout] test src/lib.rs -  (line 61) ... ok
[INFO] [stdout] test src/macros.rs - event (line 702) ... ok
[INFO] [stdout] test src/lib.rs -  (line 40) ... ok
[INFO] [stdout] test src/macros.rs - error (line 1156) ... ok
[INFO] [stdout] test src/lib.rs -  (line 264) ... ok
[INFO] [stdout] test src/macros.rs - debug (line 916) ... ok
[INFO] [stdout] test src/lib.rs -  (line 323) ... ok
[INFO] [stdout] test src/lib.rs -  (line 227) ... ok
[INFO] [stdout] test src/macros.rs - debug_span (line 320) ... ok
[INFO] [stdout] test src/lib.rs -  (line 246) ... ok
[INFO] [stdout] test src/macros.rs - event (line 713) ... ok
[INFO] [stdout] test src/lib.rs -  (line 157) ... ok
[INFO] [stdout] test src/lib.rs -  (line 126) ... ok
[INFO] [stdout] test src/macros.rs - error_span (line 586) ... ok
[INFO] [stdout] test src/lib.rs -  (line 85) ... ok
[INFO] [stdout] test src/macros.rs - event (line 675) ... ok
[INFO] [stdout] test src/macros.rs - span (line 73) ... ok
[INFO] [stdout] test src/macros.rs - span (line 31) ... ok
[INFO] [stdout] test src/macros.rs - info_span (line 409) ... ok
[INFO] [stdout] test src/macros.rs - span (line 62) ... ok
[INFO] [stdout] test src/macros.rs - span (line 19) ... ok
[INFO] [stdout] test src/macros.rs - span (line 46) ... ok
[INFO] [stdout] test src/macros.rs - span (line 6) ... ok
[INFO] [stdout] test src/macros.rs - info (line 990) ... ok
[INFO] [stdout] test src/macros.rs - warn (line 1075) ... ok
[INFO] [stdout] test src/macros.rs - trace_span (line 231) ... ok
[INFO] [stdout] test src/span.rs - span (line 37) ... ok
[INFO] [stdout] test src/span.rs - span (line 13) ... ok
[INFO] [stdout] test src/span.rs - span (line 79) ... ok
[INFO] [stdout] test src/macros.rs - trace (line 825) ... ok
[INFO] [stdout] test src/macros.rs - warn_span (line 498) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "498680c820541ece9e91b3b42420bb4f241b8457cebd1799fef88932664a73f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498680c820541ece9e91b3b42420bb4f241b8457cebd1799fef88932664a73f0", kill_on_drop: false }`
[INFO] [stdout] 498680c820541ece9e91b3b42420bb4f241b8457cebd1799fef88932664a73f0