[INFO] fetching crate tokio-trace 0.1.0...
[INFO] building tokio-trace-0.1.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate tokio-trace 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tokio-trace 0.1.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71a385e7497bdd1b464783532c644203d6e23e3b00c4b73a397f60ad3cabd2f6
[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" "71a385e7497bdd1b464783532c644203d6e23e3b00c4b73a397f60ad3cabd2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71a385e7497bdd1b464783532c644203d6e23e3b00c4b73a397f60ad3cabd2f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a385e7497bdd1b464783532c644203d6e23e3b00c4b73a397f60ad3cabd2f6", kill_on_drop: false }`
[INFO] [stdout] 71a385e7497bdd1b464783532c644203d6e23e3b00c4b73a397f60ad3cabd2f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af70063ab390faea75bb17b7c5926e7e9d7d9689186a9c22a29f187e97fe0b27
[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" "af70063ab390faea75bb17b7c5926e7e9d7d9689186a9c22a29f187e97fe0b27", 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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "af70063ab390faea75bb17b7c5926e7e9d7d9689186a9c22a29f187e97fe0b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af70063ab390faea75bb17b7c5926e7e9d7d9689186a9c22a29f187e97fe0b27", kill_on_drop: false }`
[INFO] [stdout] af70063ab390faea75bb17b7c5926e7e9d7d9689186a9c22a29f187e97fe0b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42460eca747579789632d3891253aaf11e651279f16dc6ba5df18718bd749a1f
[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" "42460eca747579789632d3891253aaf11e651279f16dc6ba5df18718bd749a1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling humantime v1.3.0
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]   --> 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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: 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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-trace`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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: 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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "42460eca747579789632d3891253aaf11e651279f16dc6ba5df18718bd749a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42460eca747579789632d3891253aaf11e651279f16dc6ba5df18718bd749a1f", kill_on_drop: false }`
[INFO] [stdout] 42460eca747579789632d3891253aaf11e651279f16dc6ba5df18718bd749a1f
