[INFO] fetching crate dumbmath 0.2.2...
[INFO] checking dumbmath-0.2.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate dumbmath 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dumbmath 0.2.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] fe98c15f1b95e9e3afa81787363eb1126a258bb9d4fcbb729649306b7cacdfe5
[INFO] running `Command { std: "docker" "start" "-a" "fe98c15f1b95e9e3afa81787363eb1126a258bb9d4fcbb729649306b7cacdfe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe98c15f1b95e9e3afa81787363eb1126a258bb9d4fcbb729649306b7cacdfe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe98c15f1b95e9e3afa81787363eb1126a258bb9d4fcbb729649306b7cacdfe5", kill_on_drop: false }`
[INFO] [stdout] fe98c15f1b95e9e3afa81787363eb1126a258bb9d4fcbb729649306b7cacdfe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] ed9ecef967a49359822a426fd43fed681e81205fb8f0fae26730c4ee512faf7c
[INFO] running `Command { std: "docker" "start" "-a" "ed9ecef967a49359822a426fd43fed681e81205fb8f0fae26730c4ee512faf7c", 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 0.80s
[INFO] running `Command { std: "docker" "inspect" "ed9ecef967a49359822a426fd43fed681e81205fb8f0fae26730c4ee512faf7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed9ecef967a49359822a426fd43fed681e81205fb8f0fae26730c4ee512faf7c", kill_on_drop: false }`
[INFO] [stdout] ed9ecef967a49359822a426fd43fed681e81205fb8f0fae26730c4ee512faf7c