[INFO] crate sync-async-runner 0.1.0 is already in cache
[INFO] documenting sync-async-runner-0.1.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate sync-async-runner 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sync-async-runner 0.1.0 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 sync-async-runner 0.1.0
[INFO] finished tweaking crates.io crate sync-async-runner 0.1.0
[INFO] tweaked toml for crates.io crate sync-async-runner 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sync-async-runner 0.1.0 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 6ee0055dd097f8b6562f170e3d6bab6640b47064c58f3f1f61a6563d54a05f48
[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" "6ee0055dd097f8b6562f170e3d6bab6640b47064c58f3f1f61a6563d54a05f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ee0055dd097f8b6562f170e3d6bab6640b47064c58f3f1f61a6563d54a05f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee0055dd097f8b6562f170e3d6bab6640b47064c58f3f1f61a6563d54a05f48", kill_on_drop: false }`
[INFO] [stdout] 6ee0055dd097f8b6562f170e3d6bab6640b47064c58f3f1f61a6563d54a05f48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5dacd6f00e0a410caca3d6664e5fb6581d1c8cab4de0c9455c32a98bdc6e4ed1
[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" "5dacd6f00e0a410caca3d6664e5fb6581d1c8cab4de0c9455c32a98bdc6e4ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]  Documenting sync-async-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.80s
[INFO] running `Command { std: "docker" "inspect" "5dacd6f00e0a410caca3d6664e5fb6581d1c8cab4de0c9455c32a98bdc6e4ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dacd6f00e0a410caca3d6664e5fb6581d1c8cab4de0c9455c32a98bdc6e4ed1", kill_on_drop: false }`
[INFO] [stdout] 5dacd6f00e0a410caca3d6664e5fb6581d1c8cab4de0c9455c32a98bdc6e4ed1