[INFO] crate incremental-topo 0.1.2 is already in cache
[INFO] documenting incremental-topo-0.1.2 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate incremental-topo 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate incremental-topo 0.1.2 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 incremental-topo 0.1.2
[INFO] finished tweaking crates.io crate incremental-topo 0.1.2
[INFO] tweaked toml for crates.io crate incremental-topo 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate incremental-topo 0.1.2 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-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] [stdout] b34f2223739e55031bb7a2dcc79ebe9e0c074d08fdf1428f68f34f1ac4448741
[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" "b34f2223739e55031bb7a2dcc79ebe9e0c074d08fdf1428f68f34f1ac4448741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b34f2223739e55031bb7a2dcc79ebe9e0c074d08fdf1428f68f34f1ac4448741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34f2223739e55031bb7a2dcc79ebe9e0c074d08fdf1428f68f34f1ac4448741", kill_on_drop: false }`
[INFO] [stdout] b34f2223739e55031bb7a2dcc79ebe9e0c074d08fdf1428f68f34f1ac4448741
[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] fb2e9e9a2cc58d99f8523957ab4ee3c5d84655f118041f7185d3ba61553217d3
[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" "fb2e9e9a2cc58d99f8523957ab4ee3c5d84655f118041f7185d3ba61553217d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]  Documenting incremental-topo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.02s
[INFO] running `Command { std: "docker" "inspect" "fb2e9e9a2cc58d99f8523957ab4ee3c5d84655f118041f7185d3ba61553217d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2e9e9a2cc58d99f8523957ab4ee3c5d84655f118041f7185d3ba61553217d3", kill_on_drop: false }`
[INFO] [stdout] fb2e9e9a2cc58d99f8523957ab4ee3c5d84655f118041f7185d3ba61553217d3