[INFO] fetching crate petal-neighbors 0.4.0...
[INFO] testing petal-neighbors-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate petal-neighbors 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate petal-neighbors 0.4.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate petal-neighbors 0.4.0
[INFO] finished tweaking crates.io crate petal-neighbors 0.4.0
[INFO] tweaked toml for crates.io crate petal-neighbors 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] c01eabb400ce795d43c2619dafa4ce275d550515e34af4478f5305ad2297db96
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c01eabb400ce795d43c2619dafa4ce275d550515e34af4478f5305ad2297db96"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling petal-neighbors v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `"docker" "inspect" "c01eabb400ce795d43c2619dafa4ce275d550515e34af4478f5305ad2297db96"`
[INFO] running `"docker" "rm" "-f" "c01eabb400ce795d43c2619dafa4ce275d550515e34af4478f5305ad2297db96"`
[INFO] [stdout] c01eabb400ce795d43c2619dafa4ce275d550515e34af4478f5305ad2297db96
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 884d02ab6d9f8baf87216ded2716e640ebe53c76de1e743e6beabcff999c144f
[INFO] running `"docker" "start" "-a" "884d02ab6d9f8baf87216ded2716e640ebe53c76de1e743e6beabcff999c144f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling ndarray-rand v0.11.0
[INFO] [stderr]    Compiling petal-neighbors v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.48s
[INFO] running `"docker" "inspect" "884d02ab6d9f8baf87216ded2716e640ebe53c76de1e743e6beabcff999c144f"`
[INFO] running `"docker" "rm" "-f" "884d02ab6d9f8baf87216ded2716e640ebe53c76de1e743e6beabcff999c144f"`
[INFO] [stdout] 884d02ab6d9f8baf87216ded2716e640ebe53c76de1e743e6beabcff999c144f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTFLAGS=--cap-lints=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf1fea0af7b94fa17bca96f6b57856d94c404b76b21a9906b138f7d239041a70
[INFO] running `"docker" "start" "-a" "cf1fea0af7b94fa17bca96f6b57856d94c404b76b21a9906b138f7d239041a70"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/petal_neighbors-06f80b9ceef55a35
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test ball_tree::test::ball_tree_3 ... ok
[INFO] [stdout] test ball_tree::test::ball_tree_6 ... ok
[INFO] [stdout] test ball_tree::test::ball_tree_identical_points ... ok
[INFO] [stdout] test ball_tree::test::halve_node_indices_even ... ok
[INFO] [stdout] test ball_tree::test::halve_node_indices_one ... ok
[INFO] [stdout] test ball_tree::test::ball_tree_query_radius ... ok
[INFO] [stdout] test ball_tree::test::halve_node_indices_odd ... ok
[INFO] [stdout] test ball_tree::test::max_spread_column ... ok
[INFO] [stdout] test ball_tree::test::node_init ... ok
[INFO] [stdout] test vantage_point_tree::test::euclidian ... ok
[INFO] [stdout] test ball_tree::test::ball_tree_query ... ok
[INFO] [stdout] test ball_tree::test::ball_tree_empty ... ok
[INFO] [stdout] test ball_tree::test::halve_node_indices_empty ... ok
[INFO] [stdout] test ball_tree::test::max_spread_column_empty_matrix ... ok
[INFO] [stdout] test ball_tree::test::max_spread_column_empty_idx ... ok
[INFO] [stdout] test ball_tree::test::max_spread_column_idx_out_of_bound ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests petal-neighbors
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/ball_tree.rs - ball_tree::BallTree::query_nearest (line 99) ... ok
[INFO] [stdout] test src/vantage_point_tree.rs - vantage_point_tree::VantagePointTree::query_nearest (line 72) ... ok
[INFO] [stdout] test src/ball_tree.rs - ball_tree::BallTree::query_radius (line 142) ... ok
[INFO] [stdout] test src/ball_tree.rs - ball_tree::BallTree::query (line 119) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cf1fea0af7b94fa17bca96f6b57856d94c404b76b21a9906b138f7d239041a70"`
[INFO] running `"docker" "rm" "-f" "cf1fea0af7b94fa17bca96f6b57856d94c404b76b21a9906b138f7d239041a70"`
[INFO] [stdout] cf1fea0af7b94fa17bca96f6b57856d94c404b76b21a9906b138f7d239041a70