[INFO] fetching crate opentelemetry-datadog 0.4.0...
[INFO] checking opentelemetry-datadog-0.4.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate opentelemetry-datadog 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate opentelemetry-datadog 0.4.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opentelemetry-datadog 0.4.0
[INFO] finished tweaking crates.io crate opentelemetry-datadog 0.4.0
[INFO] tweaked toml for crates.io crate opentelemetry-datadog 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7262b4b075a9e423ce3aa2573a5e14af1584b7fde9a9b0718c0d92534dac1c2e
[INFO] running `Command { std: "docker" "start" "-a" "7262b4b075a9e423ce3aa2573a5e14af1584b7fde9a9b0718c0d92534dac1c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7262b4b075a9e423ce3aa2573a5e14af1584b7fde9a9b0718c0d92534dac1c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7262b4b075a9e423ce3aa2573a5e14af1584b7fde9a9b0718c0d92534dac1c2e", kill_on_drop: false }`
[INFO] [stdout] 7262b4b075a9e423ce3aa2573a5e14af1584b7fde9a9b0718c0d92534dac1c2e
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f855e817ba1dfef3e112c6ebfb260888114e0edebfe75c518c88d695ac40f5b
[INFO] running `Command { std: "docker" "start" "-a" "1f855e817ba1dfef3e112c6ebfb260888114e0edebfe75c518c88d695ac40f5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling isahc v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking sluice v0.5.4
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking futures-util v0.3.16
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking opentelemetry v0.16.0
[INFO] [stderr]     Checking opentelemetry-http v0.5.0
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.8.0
[INFO] [stderr]     Checking opentelemetry-datadog v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `testing` in `opentelemetry`
[INFO] [stdout]    --> src/lib.rs:313:28
[INFO] [stdout]     |
[INFO] [stdout] 313 |         use opentelemetry::testing::trace::TestSpan;
[INFO] [stdout]     |                            ^^^^^^^ could not find `testing` in `opentelemetry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `TestSpan` in this scope
[INFO] [stdout]    --> src/lib.rs:371:49
[INFO] [stdout]     |
[INFO] [stdout] 371 |                     &Context::current_with_span(TestSpan(span_context)),
[INFO] [stdout]     |                                                 ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `opentelemetry-datadog` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "1f855e817ba1dfef3e112c6ebfb260888114e0edebfe75c518c88d695ac40f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f855e817ba1dfef3e112c6ebfb260888114e0edebfe75c518c88d695ac40f5b", kill_on_drop: false }`
[INFO] [stdout] 1f855e817ba1dfef3e112c6ebfb260888114e0edebfe75c518c88d695ac40f5b