[INFO] fetching crate mars 0.0.0...
[INFO] documenting mars-0.0.0 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate mars 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mars 0.0.0 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 mars 0.0.0
[INFO] finished tweaking crates.io crate mars 0.0.0
[INFO] tweaked toml for crates.io crate mars 0.0.0 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] 0b1a79ee46d5b0a3e6268053e14173daf9e666f9c98a32fc52a38dfeba186eb4
[INFO] running `Command { std: "docker" "start" "-a" "0b1a79ee46d5b0a3e6268053e14173daf9e666f9c98a32fc52a38dfeba186eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1a79ee46d5b0a3e6268053e14173daf9e666f9c98a32fc52a38dfeba186eb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1a79ee46d5b0a3e6268053e14173daf9e666f9c98a32fc52a38dfeba186eb4", kill_on_drop: false }`
[INFO] [stdout] 0b1a79ee46d5b0a3e6268053e14173daf9e666f9c98a32fc52a38dfeba186eb4
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 55e7c8f4698ac58962cfd02b1104bb7bef07e7c066f6a88bf8b62985ce3560bb
[INFO] running `Command { std: "docker" "start" "-a" "55e7c8f4698ac58962cfd02b1104bb7bef07e7c066f6a88bf8b62985ce3560bb", kill_on_drop: false }`
[INFO] [stderr]  Documenting mars v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/mars/mod.rs:191:33
[INFO] [stdout]     |
[INFO] [stdout] 191 |                 rpa = self.fold((rpa + self.core[((self.pc + rpa) % self.core_size)].b_number),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/mars/mod.rs:193:33
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 wpa = self.fold((wpa + self.core[((self.pc + wpa) % self.core_size)].b_number),
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "55e7c8f4698ac58962cfd02b1104bb7bef07e7c066f6a88bf8b62985ce3560bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e7c8f4698ac58962cfd02b1104bb7bef07e7c066f6a88bf8b62985ce3560bb", kill_on_drop: false }`
[INFO] [stdout] 55e7c8f4698ac58962cfd02b1104bb7bef07e7c066f6a88bf8b62985ce3560bb