[INFO] crate starsig 0.2.1 is already in cache
[INFO] documenting starsig-0.2.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate starsig 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate starsig 0.2.1 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 starsig 0.2.1
[INFO] finished tweaking crates.io crate starsig 0.2.1
[INFO] tweaked toml for crates.io crate starsig 0.2.1 written to /workspace/builds/worker-6/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-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] 574eda4e1069772e43e3218214d74447406db3ed9da23017391fb02cf5a49639
[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" "574eda4e1069772e43e3218214d74447406db3ed9da23017391fb02cf5a49639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "574eda4e1069772e43e3218214d74447406db3ed9da23017391fb02cf5a49639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574eda4e1069772e43e3218214d74447406db3ed9da23017391fb02cf5a49639", kill_on_drop: false }`
[INFO] [stdout] 574eda4e1069772e43e3218214d74447406db3ed9da23017391fb02cf5a49639
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b5c9f83fec2be8fa7816fc460e34d976e060efab08322cbeeecc926b823fb94
[INFO] running `Command { std: "docker" "start" "-a" "8b5c9f83fec2be8fa7816fc460e34d976e060efab08322cbeeecc926b823fb94", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking merlin v1.3.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]  Documenting starsig v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/key.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         (privkey * RISTRETTO_BASEPOINT_POINT)
[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 [unoptimized + debuginfo] target(s) in 55.76s
[INFO] running `Command { std: "docker" "inspect" "8b5c9f83fec2be8fa7816fc460e34d976e060efab08322cbeeecc926b823fb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5c9f83fec2be8fa7816fc460e34d976e060efab08322cbeeecc926b823fb94", kill_on_drop: false }`
[INFO] [stdout] 8b5c9f83fec2be8fa7816fc460e34d976e060efab08322cbeeecc926b823fb94