[INFO] crate tracing-distributed 0.2.0 is already in cache
[INFO] documenting tracing-distributed-0.2.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate tracing-distributed 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tracing-distributed 0.2.0 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-distributed 0.2.0
[INFO] finished tweaking crates.io crate tracing-distributed 0.2.0
[INFO] tweaked toml for crates.io crate tracing-distributed 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 590f26f8a6205aa46fe909a408e8f93b1276407e42f377d425c6778e96f96e13
[INFO] running `Command { std: "docker" "start" "-a" "590f26f8a6205aa46fe909a408e8f93b1276407e42f377d425c6778e96f96e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "590f26f8a6205aa46fe909a408e8f93b1276407e42f377d425c6778e96f96e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590f26f8a6205aa46fe909a408e8f93b1276407e42f377d425c6778e96f96e13", kill_on_drop: false }`
[INFO] [stdout] 590f26f8a6205aa46fe909a408e8f93b1276407e42f377d425c6778e96f96e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d58cd4b42ac22d01662407145a208c7140c95bf41b9ed57e6084c0487e2efaae
[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" "d58cd4b42ac22d01662407145a208c7140c95bf41b9ed57e6084c0487e2efaae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking tracing-subscriber v0.2.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]     Checking tracing v0.1.15
[INFO] [stderr]  Documenting tracing-distributed v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.11s
[INFO] running `Command { std: "docker" "inspect" "d58cd4b42ac22d01662407145a208c7140c95bf41b9ed57e6084c0487e2efaae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58cd4b42ac22d01662407145a208c7140c95bf41b9ed57e6084c0487e2efaae", kill_on_drop: false }`
[INFO] [stdout] d58cd4b42ac22d01662407145a208c7140c95bf41b9ed57e6084c0487e2efaae