[INFO] crate ico_math 0.1.6 is already in cache
[INFO] documenting ico_math-0.1.6 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate ico_math 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ico_math 0.1.6 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 ico_math 0.1.6
[INFO] finished tweaking crates.io crate ico_math 0.1.6
[INFO] tweaked toml for crates.io crate ico_math 0.1.6 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] 5fd2074d019a392a3f6a4d1d0487c2c53ec31ae872b94a278bacee224d3009d2
[INFO] running `Command { std: "docker" "start" "-a" "5fd2074d019a392a3f6a4d1d0487c2c53ec31ae872b94a278bacee224d3009d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fd2074d019a392a3f6a4d1d0487c2c53ec31ae872b94a278bacee224d3009d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd2074d019a392a3f6a4d1d0487c2c53ec31ae872b94a278bacee224d3009d2", kill_on_drop: false }`
[INFO] [stdout] 5fd2074d019a392a3f6a4d1d0487c2c53ec31ae872b94a278bacee224d3009d2
[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] 6c44048387565c27cd934e3a98b96061c3a757ff21d1f5b09201f7f6e5446194
[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" "6c44048387565c27cd934e3a98b96061c3a757ff21d1f5b09201f7f6e5446194", kill_on_drop: false }`
[INFO] [stderr]  Documenting ico_math v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/sse_extensions.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     (((z) << 6) | ((y) << 4) | ((x) << 2) | (w))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "6c44048387565c27cd934e3a98b96061c3a757ff21d1f5b09201f7f6e5446194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c44048387565c27cd934e3a98b96061c3a757ff21d1f5b09201f7f6e5446194", kill_on_drop: false }`
[INFO] [stdout] 6c44048387565c27cd934e3a98b96061c3a757ff21d1f5b09201f7f6e5446194