[INFO] fetching crate dd-trace-rust 0.0.0...
[INFO] checking dd-trace-rust-0.0.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate dd-trace-rust 0.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate dd-trace-rust 0.0.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3/source/Cargo.toml
[INFO] crate crates.io crate dd-trace-rust 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06a5e5eabd7d750df9f57099f36f6b61f08ebf650b3a1c3c556a6dc63a174b00
[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" "06a5e5eabd7d750df9f57099f36f6b61f08ebf650b3a1c3c556a6dc63a174b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06a5e5eabd7d750df9f57099f36f6b61f08ebf650b3a1c3c556a6dc63a174b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06a5e5eabd7d750df9f57099f36f6b61f08ebf650b3a1c3c556a6dc63a174b00", kill_on_drop: false }`
[INFO] [stdout] 06a5e5eabd7d750df9f57099f36f6b61f08ebf650b3a1c3c556a6dc63a174b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a085507b2fd4adb30bd3c97081857d245b02f8b72dac9ea72dc613f793309cc
[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" "1a085507b2fd4adb30bd3c97081857d245b02f8b72dac9ea72dc613f793309cc", kill_on_drop: false }`
[INFO] [stderr]     Checking dd-trace-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "1a085507b2fd4adb30bd3c97081857d245b02f8b72dac9ea72dc613f793309cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a085507b2fd4adb30bd3c97081857d245b02f8b72dac9ea72dc613f793309cc", kill_on_drop: false }`
[INFO] [stdout] 1a085507b2fd4adb30bd3c97081857d245b02f8b72dac9ea72dc613f793309cc