[INFO] crate tokio-trace 0.1.0 is already in cache
[INFO] extracting crate tokio-trace 0.1.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/tokio-trace/0.1.0
[INFO] extracting crate tokio-trace 0.1.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-trace/0.1.0
[INFO] validating manifest of tokio-trace-0.1.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-trace-0.1.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-trace-0.1.0
[INFO] finished frobbing tokio-trace-0.1.0
[INFO] frobbed toml for tokio-trace-0.1.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/tokio-trace/0.1.0/Cargo.toml
[INFO] started frobbing tokio-trace-0.1.0
[INFO] finished frobbing tokio-trace-0.1.0
[INFO] frobbed toml for tokio-trace-0.1.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-trace/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tokio-trace-0.1.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-trace/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9f5f062a8f2e5318a1c5b7de5b7a17bc071976ebf79fec71b4965b332b622be4
[INFO] running `"docker" "start" "-a" "9f5f062a8f2e5318a1c5b7de5b7a17bc071976ebf79fec71b4965b332b622be4"`
[INFO] [stderr]     Checking tokio-trace v0.1.0 (/opt/crater/workdir)
[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] error: 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: lint level defined here
[INFO] [stderr]    --> src/lib.rs:3:24
[INFO] [stderr]     |
[INFO] [stderr] 3   | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]     |                        ^^^^^^^^
[INFO] [stderr]     = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: 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] error: 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] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tokio-trace`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: 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]    --> 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: unused `#[macro_use]` import
[INFO] [stderr]  --> benches/subscriber.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/subscriber.rs:56:63
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn record_debug(&mut self, _field: &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: 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] error: build failed
[INFO] running `"docker" "inspect" "9f5f062a8f2e5318a1c5b7de5b7a17bc071976ebf79fec71b4965b332b622be4"`
[INFO] running `"docker" "rm" "-f" "9f5f062a8f2e5318a1c5b7de5b7a17bc071976ebf79fec71b4965b332b622be4"`
[INFO] [stdout] 9f5f062a8f2e5318a1c5b7de5b7a17bc071976ebf79fec71b4965b332b622be4