[INFO] fetching crate tracing-opentelemetry 0.9.0...
[INFO] testing tracing-opentelemetry-0.9.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate tracing-opentelemetry 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tracing-opentelemetry 0.9.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-opentelemetry 0.9.0
[INFO] finished tweaking crates.io crate tracing-opentelemetry 0.9.0
[INFO] tweaked toml for crates.io crate tracing-opentelemetry 0.9.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d645dd915c1e1e90b2182f52aaf43d93a48abe03284e7bb45201861245480a7
[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" "7d645dd915c1e1e90b2182f52aaf43d93a48abe03284e7bb45201861245480a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d645dd915c1e1e90b2182f52aaf43d93a48abe03284e7bb45201861245480a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d645dd915c1e1e90b2182f52aaf43d93a48abe03284e7bb45201861245480a7", kill_on_drop: false }`
[INFO] [stdout] 7d645dd915c1e1e90b2182f52aaf43d93a48abe03284e7bb45201861245480a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94615a860f43d58b0f1576dc9146a29f7f5b50d7cd4fa86ec78211cc9fa36b4c
[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" "94615a860f43d58b0f1576dc9146a29f7f5b50d7cd4fa86ec78211cc9fa36b4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling opentelemetry v0.10.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.13s
[INFO] running `Command { std: "docker" "inspect" "94615a860f43d58b0f1576dc9146a29f7f5b50d7cd4fa86ec78211cc9fa36b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94615a860f43d58b0f1576dc9146a29f7f5b50d7cd4fa86ec78211cc9fa36b4c", kill_on_drop: false }`
[INFO] [stdout] 94615a860f43d58b0f1576dc9146a29f7f5b50d7cd4fa86ec78211cc9fa36b4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83270e3c33ff263d019a7b95d085529a414bbb6e4644a2dfa0839ae0549df6ba
[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" "83270e3c33ff263d019a7b95d085529a414bbb6e4644a2dfa0839ae0549df6ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling opentelemetry-jaeger v0.9.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "83270e3c33ff263d019a7b95d085529a414bbb6e4644a2dfa0839ae0549df6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83270e3c33ff263d019a7b95d085529a414bbb6e4644a2dfa0839ae0549df6ba", kill_on_drop: false }`
[INFO] [stdout] 83270e3c33ff263d019a7b95d085529a414bbb6e4644a2dfa0839ae0549df6ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13d5795d9702627f8381228a1f6165760a97ae08d7e2bedd5af9cc987891b1f7
[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" "13d5795d9702627f8381228a1f6165760a97ae08d7e2bedd5af9cc987891b1f7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tracing_opentelemetry-6958bfde4b541b8c
[INFO] [stdout] test layer::tests::span_kind ... ok
[INFO] [stdout] test layer::tests::trace_id_from_existing_context ... ok
[INFO] [stderr]    Doc-tests tracing-opentelemetry
[INFO] [stdout] test tracer::tests::assigns_default_ids_if_missing ... ok
[INFO] [stdout] test layer::tests::dynamic_span_names ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/layer.rs - layer::layer (line 45) ... ok
[INFO] [stdout] test src/layer.rs - layer::OpenTelemetryLayer<S, T>::new (line 250) ... ok
[INFO] [stdout] test src/layer.rs - layer::OpenTelemetryLayer<S, T>::with_tracer (line 284) ... ok
[INFO] [stdout] test src/span_ext.rs - span_ext::OpenTelemetrySpanExt::context (line 52) ... ok
[INFO] [stdout] test src/span_ext.rs - span_ext::OpenTelemetrySpanExt::set_parent (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13d5795d9702627f8381228a1f6165760a97ae08d7e2bedd5af9cc987891b1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13d5795d9702627f8381228a1f6165760a97ae08d7e2bedd5af9cc987891b1f7", kill_on_drop: false }`
[INFO] [stdout] 13d5795d9702627f8381228a1f6165760a97ae08d7e2bedd5af9cc987891b1f7