[INFO] fetching crate dd-trace-rust 0.0.0...
[INFO] testing dd-trace-rust-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dd-trace-rust 0.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate dd-trace-rust 0.0.0
[INFO] finished tweaking crates.io crate dd-trace-rust 0.0.0
[INFO] tweaked toml for crates.io crate dd-trace-rust 0.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dd-trace-rust 0.0.0 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] crate crates.io crate dd-trace-rust 0.0.0 already has a lockfile, it will not be regenerated
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] af20f9193cee674dcd0196e1fc913b388a3651abf205015242812b81527db5da
[INFO] running `Command { std: "docker" "start" "-a" "af20f9193cee674dcd0196e1fc913b388a3651abf205015242812b81527db5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af20f9193cee674dcd0196e1fc913b388a3651abf205015242812b81527db5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af20f9193cee674dcd0196e1fc913b388a3651abf205015242812b81527db5da", kill_on_drop: false }`
[INFO] [stdout] af20f9193cee674dcd0196e1fc913b388a3651abf205015242812b81527db5da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c7a3dbb20af7d624a7baa68e9b01d274af45f325921daa72bf7aa95cb88bf557
[INFO] running `Command { std: "docker" "start" "-a" "c7a3dbb20af7d624a7baa68e9b01d274af45f325921daa72bf7aa95cb88bf557", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd-trace-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c7a3dbb20af7d624a7baa68e9b01d274af45f325921daa72bf7aa95cb88bf557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a3dbb20af7d624a7baa68e9b01d274af45f325921daa72bf7aa95cb88bf557", kill_on_drop: false }`
[INFO] [stdout] c7a3dbb20af7d624a7baa68e9b01d274af45f325921daa72bf7aa95cb88bf557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 091a2df4474488848c7b36e0bec9c730d53da3e6492f3b1ea9e512c6f14ca498
[INFO] running `Command { std: "docker" "start" "-a" "091a2df4474488848c7b36e0bec9c730d53da3e6492f3b1ea9e512c6f14ca498", kill_on_drop: false }`
[INFO] [stderr]    Compiling dd-trace-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "091a2df4474488848c7b36e0bec9c730d53da3e6492f3b1ea9e512c6f14ca498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091a2df4474488848c7b36e0bec9c730d53da3e6492f3b1ea9e512c6f14ca498", kill_on_drop: false }`
[INFO] [stdout] 091a2df4474488848c7b36e0bec9c730d53da3e6492f3b1ea9e512c6f14ca498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d59a18a9224a17d28599d14cfb1060c79cbe359a682ed27a1852808d606e720a
[INFO] running `Command { std: "docker" "start" "-a" "d59a18a9224a17d28599d14cfb1060c79cbe359a682ed27a1852808d606e720a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dd_trace_rust-c7f2ce231b352fdb)
[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" "d59a18a9224a17d28599d14cfb1060c79cbe359a682ed27a1852808d606e720a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59a18a9224a17d28599d14cfb1060c79cbe359a682ed27a1852808d606e720a", kill_on_drop: false }`
[INFO] [stdout] d59a18a9224a17d28599d14cfb1060c79cbe359a682ed27a1852808d606e720a