[INFO] fetching crate vect 2.0.0...
[INFO] testing vect-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate vect 2.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate vect 2.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vect 2.0.0
[INFO] finished tweaking crates.io crate vect 2.0.0
[INFO] tweaked toml for crates.io crate vect 2.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20be2eedd93dd8bb7496571446de8ba304fe4540a5e08a3fcb708f588823b8d9
[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" "20be2eedd93dd8bb7496571446de8ba304fe4540a5e08a3fcb708f588823b8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20be2eedd93dd8bb7496571446de8ba304fe4540a5e08a3fcb708f588823b8d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20be2eedd93dd8bb7496571446de8ba304fe4540a5e08a3fcb708f588823b8d9", kill_on_drop: false }`
[INFO] [stdout] 20be2eedd93dd8bb7496571446de8ba304fe4540a5e08a3fcb708f588823b8d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] edae0c84c4a39f9fb024dfed442c36abeee606832c0a8b4be71973c33983767f
[INFO] running `Command { std: "docker" "start" "-a" "edae0c84c4a39f9fb024dfed442c36abeee606832c0a8b4be71973c33983767f", kill_on_drop: false }`
[INFO] [stderr]    Compiling vect v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector2.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         (self.x.powi(2) + self.y.powi(2))
[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 block return value
[INFO] [stdout]    --> src/vector3.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[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 0.81s
[INFO] running `Command { std: "docker" "inspect" "edae0c84c4a39f9fb024dfed442c36abeee606832c0a8b4be71973c33983767f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edae0c84c4a39f9fb024dfed442c36abeee606832c0a8b4be71973c33983767f", kill_on_drop: false }`
[INFO] [stdout] edae0c84c4a39f9fb024dfed442c36abeee606832c0a8b4be71973c33983767f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af6c32213096eb41218355f99d61e3833518d464662ab7c6411c7fe6e28d4816
[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" "af6c32213096eb41218355f99d61e3833518d464662ab7c6411c7fe6e28d4816", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector2.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vect v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector3.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector2.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         (self.x.powi(2) + self.y.powi(2))
[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 block return value
[INFO] [stdout]    --> src/vector3.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "af6c32213096eb41218355f99d61e3833518d464662ab7c6411c7fe6e28d4816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6c32213096eb41218355f99d61e3833518d464662ab7c6411c7fe6e28d4816", kill_on_drop: false }`
[INFO] [stdout] af6c32213096eb41218355f99d61e3833518d464662ab7c6411c7fe6e28d4816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1affd911429c42c24f5f4109ba617f7c429aa8db3de00b9d17edcb7031ec376
[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" "c1affd911429c42c24f5f4109ba617f7c429aa8db3de00b9d17edcb7031ec376", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector2.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector3.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector2.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/vector3.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vect-09b3c57c9507ea85
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vect
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/vector2.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/vector3.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::mul_assign (line 167) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::add_assign (line 84) ... ok
[INFO] [stdout] test src/vector3.rs - vector3::Vector3::cross (line 75) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::add (line 62) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::f64::mul (line 186) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::sub_assign (line 126) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::reflect (line 308) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::mul (line 146) ... ok
[INFO] [stdout] test src/vector3.rs - vector3::Vector3::reflect (line 286) ... ok
[INFO] [stdout] test src/vector2.rs - vector2::Vector2::sub (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1affd911429c42c24f5f4109ba617f7c429aa8db3de00b9d17edcb7031ec376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1affd911429c42c24f5f4109ba617f7c429aa8db3de00b9d17edcb7031ec376", kill_on_drop: false }`
[INFO] [stdout] c1affd911429c42c24f5f4109ba617f7c429aa8db3de00b9d17edcb7031ec376