[INFO] fetching crate tracing-distributed 0.4.0... [INFO] testing tracing-distributed-0.4.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate tracing-distributed 0.4.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate tracing-distributed 0.4.0 [INFO] finished tweaking crates.io crate tracing-distributed 0.4.0 [INFO] tweaked toml for crates.io crate tracing-distributed 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tracing-distributed 0.4.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 81 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.9.0 (available: v0.14.0) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.4) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.47.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a8fe9d15ba98a784601a8c64d561f5e98582e9e8b626ba3680144b98e23a592 [INFO] running `Command { std: "docker" "start" "-a" "5a8fe9d15ba98a784601a8c64d561f5e98582e9e8b626ba3680144b98e23a592", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a8fe9d15ba98a784601a8c64d561f5e98582e9e8b626ba3680144b98e23a592", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8fe9d15ba98a784601a8c64d561f5e98582e9e8b626ba3680144b98e23a592", kill_on_drop: false }` [INFO] [stdout] 5a8fe9d15ba98a784601a8c64d561f5e98582e9e8b626ba3680144b98e23a592 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4fd63aeac6856064c37b91691156ef38d46f700ac16196a0faa9d7cf1d0ac33 [INFO] running `Command { std: "docker" "start" "-a" "e4fd63aeac6856064c37b91691156ef38d46f700ac16196a0faa9d7cf1d0ac33", kill_on_drop: false }` [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling tracing-subscriber v0.3.20 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling tracing-distributed v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.58s [INFO] running `Command { std: "docker" "inspect" "e4fd63aeac6856064c37b91691156ef38d46f700ac16196a0faa9d7cf1d0ac33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4fd63aeac6856064c37b91691156ef38d46f700ac16196a0faa9d7cf1d0ac33", kill_on_drop: false }` [INFO] [stdout] e4fd63aeac6856064c37b91691156ef38d46f700ac16196a0faa9d7cf1d0ac33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 932f48134272387ff4450a046ce88a24dc14abcfea9b7e0c4440db80bace359d [INFO] running `Command { std: "docker" "start" "-a" "932f48134272387ff4450a046ce88a24dc14abcfea9b7e0c4440db80bace359d", kill_on_drop: false }` [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling pin-project v1.1.10 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling tracing-futures v0.2.5 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling tracing-distributed v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.26s [INFO] running `Command { std: "docker" "inspect" "932f48134272387ff4450a046ce88a24dc14abcfea9b7e0c4440db80bace359d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "932f48134272387ff4450a046ce88a24dc14abcfea9b7e0c4440db80bace359d", kill_on_drop: false }` [INFO] [stdout] 932f48134272387ff4450a046ce88a24dc14abcfea9b7e0c4440db80bace359d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 16a77b00c770aba77284b0e838e3bd7d959e5de29460fc11172cfe8f0055fa7c [INFO] running `Command { std: "docker" "start" "-a" "16a77b00c770aba77284b0e838e3bd7d959e5de29460fc11172cfe8f0055fa7c", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tracing_distributed-d28af25e8b5e53c5) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test telemetry_layer::tests::test_instrument ... ok [INFO] [stdout] test telemetry_layer::tests::test_async_instrument ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s [INFO] [stdout] [INFO] [stderr] Doc-tests tracing_distributed [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "16a77b00c770aba77284b0e838e3bd7d959e5de29460fc11172cfe8f0055fa7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16a77b00c770aba77284b0e838e3bd7d959e5de29460fc11172cfe8f0055fa7c", kill_on_drop: false }` [INFO] [stdout] 16a77b00c770aba77284b0e838e3bd7d959e5de29460fc11172cfe8f0055fa7c