[INFO] fetching crate vec2d 0.3.0...
[INFO] checking vec2d-0.3.0 against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] extracting crate vec2d 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vec2d 0.3.0 on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec2d 0.3.0
[INFO] finished tweaking crates.io crate vec2d 0.3.0
[INFO] tweaked toml for crates.io crate vec2d 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e5e87076fb9c380dfc2f52acc8dfba71ae3fff8e1c1f4ab3663d68033dcfdbd
[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" "5e5e87076fb9c380dfc2f52acc8dfba71ae3fff8e1c1f4ab3663d68033dcfdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e5e87076fb9c380dfc2f52acc8dfba71ae3fff8e1c1f4ab3663d68033dcfdbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5e87076fb9c380dfc2f52acc8dfba71ae3fff8e1c1f4ab3663d68033dcfdbd", kill_on_drop: false }`
[INFO] [stdout] 5e5e87076fb9c380dfc2f52acc8dfba71ae3fff8e1c1f4ab3663d68033dcfdbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "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] cccf194294b099d02661f562502d9b33bc9f40aae7df61c0fc7806b74b57d197
[INFO] running `Command { std: "docker" "start" "-a" "cccf194294b099d02661f562502d9b33bc9f40aae7df61c0fc7806b74b57d197", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking vec2d v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | /         (coord.x >= self.min_coord.x
[INFO] [stdout] 119 | |             && coord.x <= self.max_coord.x
[INFO] [stdout] 120 | |             && coord.y >= self.min_coord.y
[INFO] [stdout] 121 | |             && coord.y <= self.max_coord.y)
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 |         coord.x >= self.min_coord.x
[INFO] [stdout] 119 |             && coord.x <= self.max_coord.x
[INFO] [stdout] 120 |             && coord.y >= self.min_coord.y
[INFO] [stdout] 121 |             && coord.y <= self.max_coord.y
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 | /         (coord.x >= self.min_coord.x
[INFO] [stdout] 119 | |             && coord.x <= self.max_coord.x
[INFO] [stdout] 120 | |             && coord.y >= self.min_coord.y
[INFO] [stdout] 121 | |             && coord.y <= self.max_coord.y)
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 |         coord.x >= self.min_coord.x
[INFO] [stdout] 119 |             && coord.x <= self.max_coord.x
[INFO] [stdout] 120 |             && coord.y >= self.min_coord.y
[INFO] [stdout] 121 |             && coord.y <= self.max_coord.y
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "cccf194294b099d02661f562502d9b33bc9f40aae7df61c0fc7806b74b57d197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cccf194294b099d02661f562502d9b33bc9f40aae7df61c0fc7806b74b57d197", kill_on_drop: false }`
[INFO] [stdout] cccf194294b099d02661f562502d9b33bc9f40aae7df61c0fc7806b74b57d197