[INFO] crate opentracingrust 0.3.1 is already in cache
[INFO] extracting crate opentracingrust 0.3.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/opentracingrust/0.3.1
[INFO] extracting crate opentracingrust 0.3.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/opentracingrust/0.3.1
[INFO] validating manifest of opentracingrust-0.3.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of opentracingrust-0.3.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing opentracingrust-0.3.1
[INFO] finished frobbing opentracingrust-0.3.1
[INFO] frobbed toml for opentracingrust-0.3.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/opentracingrust/0.3.1/Cargo.toml
[INFO] started frobbing opentracingrust-0.3.1
[INFO] finished frobbing opentracingrust-0.3.1
[INFO] frobbed toml for opentracingrust-0.3.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/opentracingrust/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing opentracingrust-0.3.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/opentracingrust/0.3.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 8816ad5c5601fb13a8c5561895a92b45bdd826268207d620db79954b20f20b2c
[INFO] running `"docker" "start" "-a" "8816ad5c5601fb13a8c5561895a92b45bdd826268207d620db79954b20f20b2c"`
[INFO] [stderr]    Compiling opentracingrust v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "8816ad5c5601fb13a8c5561895a92b45bdd826268207d620db79954b20f20b2c"`
[INFO] running `"docker" "rm" "-f" "8816ad5c5601fb13a8c5561895a92b45bdd826268207d620db79954b20f20b2c"`
[INFO] [stdout] 8816ad5c5601fb13a8c5561895a92b45bdd826268207d620db79954b20f20b2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/opentracingrust/0.3.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c379df0e64dc2ec8805db62061335036f3ec0f2da02be94ccb7bed2369be1da0
[INFO] running `"docker" "start" "-a" "c379df0e64dc2ec8805db62061335036f3ec0f2da02be94ccb7bed2369be1da0"`
[INFO] [stderr]    Compiling opentracingrust v0.3.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `"docker" "inspect" "c379df0e64dc2ec8805db62061335036f3ec0f2da02be94ccb7bed2369be1da0"`
[INFO] running `"docker" "rm" "-f" "c379df0e64dc2ec8805db62061335036f3ec0f2da02be94ccb7bed2369be1da0"`
[INFO] [stdout] c379df0e64dc2ec8805db62061335036f3ec0f2da02be94ccb7bed2369be1da0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/opentracingrust/0.3.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 06517c61f87e04dbfdf3e8c613036f276489fa3d30a357611d14d8f2a6154c74
[INFO] running `"docker" "start" "-a" "06517c61f87e04dbfdf3e8c613036f276489fa3d30a357611d14d8f2a6154c74"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/opentracingrust-2d3275ac80a45293
[INFO] [stdout] 
[INFO] [stdout] running 67 tests
[INFO] [stdout] test carrier::tests::tree_map::extract_keys ... ok
[INFO] [stdout] test carrier::tests::tree_map::inject_keys ... ok
[INFO] [stdout] test span::log::tests::set_log_timestamp ... ok
[INFO] [stdout] test carrier::tests::hash_map::inject_keys ... ok
[INFO] [stdout] test carrier::tests::hash_map::extract_keys ... ok
[INFO] [stdout] test carrier::tests::tree_map::find_keys ... ok
[INFO] [stdout] test span::log::tests::defults_to_no_time ... ok
[INFO] [stdout] test span::tag::tests::get_missing_tag ... ok
[INFO] [stdout] test carrier::tests::hash_map::find_keys ... ok
[INFO] [stdout] test span::log::tests::add_field ... ok
[INFO] [stdout] test span::tests::autofinish_deref ... ok
[INFO] [stdout] test span::tag::tests::set_tag ... ok
[INFO] [stdout] test span::tests::autoclose_finish_span_on_drop ... ok
[INFO] [stdout] test span::tag::tests::iterate_over_tags ... ok
[INFO] [stdout] test span::tests::autofinish_as_mut ... ok
[INFO] [stdout] test span::tests::references::multi_refs ... ok
[INFO] [stdout] test span::tests::references::child_of ... ok
[INFO] [stdout] test span::tests::span_child_of_another ... ok
[INFO] [stdout] test span::tests::send_span_on_finish ... ok
[INFO] [stdout] test span::log::tests::set_default_timestamp ... ok
[INFO] [stdout] test span::tests::tags::add_generic_tag ... ok
[INFO] [stdout] test span::tests::tags::add_str_tag ... ok
[INFO] [stdout] test span::tests::tags::add_string_tag ... ok
[INFO] [stdout] test span::tests::times::finish_span_at_finish_time ... ok
[INFO] [stdout] test span::tests::tags::add_integer_tag ... ok
[INFO] [stdout] test span::tests::span_follows_another ... ok
[INFO] [stdout] test span::tests::start_span_on_creation ... ok
[INFO] [stdout] test span::tests::times::start_time_set ... ok
[INFO] [stdout] test span::tests::times::starts_now_by_default ... ok
[INFO] [stdout] test span_context::impl_context::tests::unwrap_context ... ok
[INFO] [stdout] test span_context::tests::clone_span_context ... ok
[INFO] [stdout] test span_context::tests::extract_implementation_context ... ok
[INFO] [stdout] test span::tests::times::finish_span_on_finish ... ok
[INFO] [stdout] test span_context::tests::debug_formatting ... ok
[INFO] [stdout] test span_context::tests::set_baggage_item ... ok
[INFO] [stdout] test tracer::tests::create_span ... ok
[INFO] [stdout] test tracer::tests::extract_binary ... ok
[INFO] [stdout] test tracer::tests::extract_http_headers ... ok
[INFO] [stdout] test tracer::tests::extract_textmap ... ok
[INFO] [stdout] test span_context::impl_context::tests::clone_context ... ok
[INFO] [stdout] test span::tests::tags::add_bool_tag ... ok
[INFO] [stdout] test span::tests::set_span_name ... ok
[INFO] [stdout] test tracer::tests::inject_http_headers ... ok
[INFO] [stdout] test tracer::tests::inject_binary ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::invalid::fails_if_invalid_trace_id ... ok
[INFO] [stdout] test tracer::tests::inject_textmap ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::invalid::fails_if_invalid_span_id ... ok
[INFO] [stdout] test span::tests::tags::add_float_tag ... ok
[INFO] [stdout] test span::tests::references::follows ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::invalid::returns_none_without_span_id ... ok
[INFO] [stdout] test tracers::file::tests::span::create ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::invalid::returns_none_without_trace_id ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::http_headers ... ok
[INFO] [stdout] test tracers::file::tests::span::inject::http_headers ... ok
[INFO] [stdout] test tracers::file::tests::span::inject::text_map ... ok
[INFO] [stdout] test tracers::noop::tests::inner_context::child_of_updates_trace_id ... ok
[INFO] [stdout] test tracers::noop::tests::inner_context::follows_updates_trace_id ... ok
[INFO] [stdout] test tracers::file::tests::span::write ... ok
[INFO] [stdout] test utils::fail::tests::fail_spans ... ok
[INFO] [stdout] test utils::global_tracer::tests::tracer_is_returned ... ok
[INFO] [stdout] test utils::global_tracer::tests::tracer_is_returned_to_many_threads ... ok
[INFO] [stdout] test tracers::file::tests::span::inject::binary_not_supported ... ok
[INFO] [stdout] test tracers::file::tests::span::extract::binary_not_supported ... ok
[INFO] [stdout] test tracers::noop::tests::inner_context::panics_if_invalid_context ... ok
[INFO] [stdout] test utils::global_tracer::tests::tracer_cannot_be_set_twice ... ok
[INFO] [stdout] test utils::global_tracer::tests::tracer_must_be_set ... ok
[INFO] [stdout] test utils::reporter::tests::receive_span ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 67 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests opentracingrust
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/carrier.rs - carrier::ExtractFormat (line 13) ... ok
[INFO] [stdout] test src/carrier.rs - carrier::InjectFormat (line 43) ... ok
[INFO] [stdout] test src/span/mod.rs - span::Span::tag (line 300) ... ok
[INFO] [stdout] test src/span/log.rs - span::log::Log (line 17) ... ok
[INFO] [stdout] test src/span/mod.rs - span::StartOptions (line 350) ... ok
[INFO] [stdout] test src/lib.rs -  (line 102) ... ok
[INFO] [stdout] test src/span_context/impl_context.rs - span_context::impl_context::ImplContext (line 27) ... ok
[INFO] [stdout] test src/lib.rs -  (line 68) ... ok
[INFO] [stdout] test src/span_context/impl_context.rs - span_context::impl_context::ImplContextBox (line 108) ... ok
[INFO] [stdout] test src/span_context/mod.rs - span_context::SpanContext (line 39) ... ok
[INFO] [stdout] test src/tracers/noop.rs - tracers::noop::NoopTracer (line 35) ... ok
[INFO] [stdout] test src/utils/fail.rs - utils::fail::FailSpan (line 13) ... ok
[INFO] [stdout] test src/utils/global_tracer.rs - utils::global_tracer::GlobalTracer (line 29) ... ok
[INFO] [stdout] test src/tracers/file.rs - tracers::file::FileTracer (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "06517c61f87e04dbfdf3e8c613036f276489fa3d30a357611d14d8f2a6154c74"`
[INFO] running `"docker" "rm" "-f" "06517c61f87e04dbfdf3e8c613036f276489fa3d30a357611d14d8f2a6154c74"`
[INFO] [stdout] 06517c61f87e04dbfdf3e8c613036f276489fa3d30a357611d14d8f2a6154c74