[INFO] fetching crate opentracingrust 0.3.4...
[INFO] checking opentracingrust-0.3.4 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate opentracingrust 0.3.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate opentracingrust 0.3.4 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate opentracingrust 0.3.4
[INFO] finished tweaking crates.io crate opentracingrust 0.3.4
[INFO] tweaked toml for crates.io crate opentracingrust 0.3.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77355d040cd23b56716ac794519e134934972f8ab85c2359c60dbbb92e72ce31
[INFO] running `"docker" "start" "-a" "77355d040cd23b56716ac794519e134934972f8ab85c2359c60dbbb92e72ce31"`
[INFO] [stderr]     Checking opentracingrust v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Binary(Box<&'a mut self::io::Read>),
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn self::io::Read`
[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/carrier.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     HttpHeaders(Box<&'a MapCarrier>),
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |     TextMap(Box<&'a MapCarrier>)
[INFO] [stderr]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:57:24
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Binary(Box<&'a mut self::io::Write>),
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn self::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:58:29
[INFO] [stderr]    |
[INFO] [stderr] 58 |     HttpHeaders(Box<&'a mut MapCarrier>),
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:59:25
[INFO] [stderr]    |
[INFO] [stderr] 59 |     TextMap(Box<&'a mut MapCarrier>)
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/impl_context.rs:81:32
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn impl_context(&self) -> &Any;
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/impl_context.rs:84:28
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn clone(&self) -> Box<ImplContext>;
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span_context/impl_context.rs:144:32
[INFO] [stderr]     |
[INFO] [stderr] 144 |     fn impl_context(&self) -> &Any {
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span_context/impl_context.rs:148:28
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn clone(&self) -> Box<ImplContext> {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/mod.rs:93:16
[INFO] [stderr]    |
[INFO] [stderr] 93 |     inner: Box<ImplContext>,
[INFO] [stderr]    |                ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |     tracer: Box<TracerInterface>
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TracerInterface`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Binary(Box<&'a mut self::io::Read>),
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn self::io::Read`
[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/carrier.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |     HttpHeaders(Box<&'a MapCarrier>),
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |     TextMap(Box<&'a MapCarrier>)
[INFO] [stderr]    |                     ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:57:24
[INFO] [stderr]    |
[INFO] [stderr] 57 |     Binary(Box<&'a mut self::io::Write>),
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn self::io::Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:58:29
[INFO] [stderr]    |
[INFO] [stderr] 58 |     HttpHeaders(Box<&'a mut MapCarrier>),
[INFO] [stderr]    |                             ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/carrier.rs:59:25
[INFO] [stderr]    |
[INFO] [stderr] 59 |     TextMap(Box<&'a mut MapCarrier>)
[INFO] [stderr]    |                         ^^^^^^^^^^ help: use `dyn`: `dyn MapCarrier`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/impl_context.rs:81:32
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn impl_context(&self) -> &Any;
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/impl_context.rs:84:28
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn clone(&self) -> Box<ImplContext>;
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span_context/impl_context.rs:144:32
[INFO] [stderr]     |
[INFO] [stderr] 144 |     fn impl_context(&self) -> &Any {
[INFO] [stderr]     |                                ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/span_context/impl_context.rs:148:28
[INFO] [stderr]     |
[INFO] [stderr] 148 |     fn clone(&self) -> Box<ImplContext> {
[INFO] [stderr]     |                            ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/span_context/mod.rs:93:16
[INFO] [stderr]    |
[INFO] [stderr] 93 |     inner: Box<ImplContext>,
[INFO] [stderr]    |                ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tracer.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |     tracer: Box<TracerInterface>
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TracerInterface`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/utils/fail.rs:108:36
[INFO] [stderr]     |
[INFO] [stderr] 108 |         fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/1-custom-tracer.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn impl_context(&self) -> &Any {
[INFO] [stderr]    |                                ^^^ help: use `dyn`: `dyn Any`
[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/1-custom-tracer.rs:47:28
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn clone(&self) -> Box<ImplContext> {
[INFO] [stderr]    |                            ^^^^^^^^^^^ help: use `dyn`: `dyn ImplContext`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "77355d040cd23b56716ac794519e134934972f8ab85c2359c60dbbb92e72ce31"`
[INFO] running `"docker" "rm" "-f" "77355d040cd23b56716ac794519e134934972f8ab85c2359c60dbbb92e72ce31"`
[INFO] [stdout] 77355d040cd23b56716ac794519e134934972f8ab85c2359c60dbbb92e72ce31