[INFO] fetching crate dumbmath 0.2.2...
[INFO] checking dumbmath-0.2.2 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate dumbmath 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dumbmath 0.2.2 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dumbmath 0.2.2
[INFO] finished tweaking crates.io crate dumbmath 0.2.2
[INFO] tweaked toml for crates.io crate dumbmath 0.2.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f35182f721408a286240bf61bf3ecad6298d1778774aaf2cc381695ff32ff2a
[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" "9f35182f721408a286240bf61bf3ecad6298d1778774aaf2cc381695ff32ff2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f35182f721408a286240bf61bf3ecad6298d1778774aaf2cc381695ff32ff2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f35182f721408a286240bf61bf3ecad6298d1778774aaf2cc381695ff32ff2a", kill_on_drop: false }`
[INFO] [stdout] 9f35182f721408a286240bf61bf3ecad6298d1778774aaf2cc381695ff32ff2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--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] 09673564f8ef1fd1318d7bb2c071d6f69d45c56b2a4df0f71d3881cb74293f72
[INFO] running `Command { std: "docker" "start" "-a" "09673564f8ef1fd1318d7bb2c071d6f69d45c56b2a4df0f71d3881cb74293f72", kill_on_drop: false }`
[INFO] [stderr]     Checking dumbmath v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/aabb.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | /         (self.min.x <= point.x &&
[INFO] [stdout] 43 | |          self.min.y <= point.y &&
[INFO] [stdout] 44 | |          self.min.z <= point.z &&
[INFO] [stdout] 45 | |
[INFO] [stdout] 46 | |          self.max.x >= point.x &&
[INFO] [stdout] 47 | |          self.max.y >= point.y &&
[INFO] [stdout] 48 | |          self.max.z >= point.z)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 |         self.min.x <= point.x &&
[INFO] [stdout] 43 |          self.min.y <= point.y &&
[INFO] [stdout] 44 |          self.min.z <= point.z &&
[INFO] [stdout] 45 | 
[INFO] [stdout] 46 |          self.max.x >= point.x &&
[INFO] [stdout] 47 |          self.max.y >= point.y &&
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/aabb.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 | /         (self.min.x <= point.x &&
[INFO] [stdout] 43 | |          self.min.y <= point.y &&
[INFO] [stdout] 44 | |          self.min.z <= point.z &&
[INFO] [stdout] 45 | |
[INFO] [stdout] 46 | |          self.max.x >= point.x &&
[INFO] [stdout] 47 | |          self.max.y >= point.y &&
[INFO] [stdout] 48 | |          self.max.z >= point.z)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 42 |         self.min.x <= point.x &&
[INFO] [stdout] 43 |          self.min.y <= point.y &&
[INFO] [stdout] 44 |          self.min.z <= point.z &&
[INFO] [stdout] 45 | 
[INFO] [stdout] 46 |          self.max.x >= point.x &&
[INFO] [stdout] 47 |          self.max.y >= point.y &&
[INFO] [stdout]  ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "09673564f8ef1fd1318d7bb2c071d6f69d45c56b2a4df0f71d3881cb74293f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09673564f8ef1fd1318d7bb2c071d6f69d45c56b2a4df0f71d3881cb74293f72", kill_on_drop: false }`
[INFO] [stdout] 09673564f8ef1fd1318d7bb2c071d6f69d45c56b2a4df0f71d3881cb74293f72