[INFO] fetching crate poisson-diskus 1.0.0-pre.2...
[INFO] testing poisson-diskus-1.0.0-pre.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate poisson-diskus 1.0.0-pre.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate poisson-diskus 1.0.0-pre.2 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 poisson-diskus 1.0.0-pre.2
[INFO] finished tweaking crates.io crate poisson-diskus 1.0.0-pre.2
[INFO] tweaked toml for crates.io crate poisson-diskus 1.0.0-pre.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate poisson-diskus 1.0.0-pre.2 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 288d034498f9183c425dd8dd08be3c2a083c94d6abfa1647ce44d4c6bb1a445c
[INFO] running `Command { std: "docker" "start" "-a" "288d034498f9183c425dd8dd08be3c2a083c94d6abfa1647ce44d4c6bb1a445c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288d034498f9183c425dd8dd08be3c2a083c94d6abfa1647ce44d4c6bb1a445c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288d034498f9183c425dd8dd08be3c2a083c94d6abfa1647ce44d4c6bb1a445c", kill_on_drop: false }`
[INFO] [stdout] 288d034498f9183c425dd8dd08be3c2a083c94d6abfa1647ce44d4c6bb1a445c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 55d47bd4752549f495616b50b883f1f394e10dcf1395053be0a8ccf2e9dc6626
[INFO] running `Command { std: "docker" "start" "-a" "55d47bd4752549f495616b50b883f1f394e10dcf1395053be0a8ccf2e9dc6626", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling poisson-diskus v1.0.0-pre.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_position`
[INFO] [stdout]   --> src/grid.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn get_position(&self, index: usize) -> Option<Vec<usize>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.72s
[INFO] running `Command { std: "docker" "inspect" "55d47bd4752549f495616b50b883f1f394e10dcf1395053be0a8ccf2e9dc6626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d47bd4752549f495616b50b883f1f394e10dcf1395053be0a8ccf2e9dc6626", kill_on_drop: false }`
[INFO] [stdout] 55d47bd4752549f495616b50b883f1f394e10dcf1395053be0a8ccf2e9dc6626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0b4b40854634ecb82ef42ecc9f9aaf8a457321c5cd04556048e2b1c21e8e0f15
[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" "0b4b40854634ecb82ef42ecc9f9aaf8a457321c5cd04556048e2b1c21e8e0f15", kill_on_drop: false }`
[INFO] [stderr]    Compiling poisson-diskus v1.0.0-pre.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_position`
[INFO] [stdout]   --> src/grid.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn get_position(&self, index: usize) -> Option<Vec<usize>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "0b4b40854634ecb82ef42ecc9f9aaf8a457321c5cd04556048e2b1c21e8e0f15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b4b40854634ecb82ef42ecc9f9aaf8a457321c5cd04556048e2b1c21e8e0f15", kill_on_drop: false }`
[INFO] [stdout] 0b4b40854634ecb82ef42ecc9f9aaf8a457321c5cd04556048e2b1c21e8e0f15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 88814b8e2fde7e4737a0c509f7fe53ee0f35b4f826b56ce8a00ee737b75d31eb
[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" "88814b8e2fde7e4737a0c509f7fe53ee0f35b4f826b56ce8a00ee737b75d31eb", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `get_position`
[INFO] [stderr]   --> src/grid.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn get_position(&self, index: usize) -> Option<Vec<usize>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/poisson_diskus-3ede31707c13ba18
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test bridson::tests::checking_coordinate_in_empty_grid_returns_true ... ok
[INFO] [stdout] test grid::tests::getting_position_from_coordinate_works_for_in_box_coords ... ok
[INFO] [stdout] test grid::tests::dimension_multipliers_correspond_to_last_to_first_order ... ok
[INFO] [stdout] test coord::tests::add_coords_works_as_expected ... ok
[INFO] [stdout] test bridson::tests::checking_coordinate_in_grid_with_distant_coord_returns_true ... ok
[INFO] [stdout] test coord::tests::calc_distance_works_as_expected ... ok
[INFO] [stdout] test bridson::tests::checking_coordinate_in_grid_with_coord_in_adjacent_box_but_not_within_rmin_returns_true ... ok
[INFO] [stdout] test grid::tests::grid_is_initialized_with_none_in_bins ... ok
[INFO] [stdout] test grid::tests::grid_new_requires_matching_shape_and_size_vector_lengths ... ok
[INFO] [stdout] test grid::tests::grid_with_shape_is_consistent_with_new ... ok
[INFO] [stdout] test grid::tests::indexing_outside_of_shape_yields_none ... ok
[INFO] [stdout] test grid::tests::num_adjacent_bins_is_square_root_of_dims ... ok
[INFO] [stdout] test grid::tests::grid_is_initialized_with_correct_shape ... ok
[INFO] [stdout] test grid::tests::grid_is_initialized_with_correct_number_of_bins_for_each_dimension ... ok
[INFO] [stdout] test grid::tests::grid_indexing_is_last_to_first_order ... ok
[INFO] [stdout] test grid::tests::getting_position_from_out_of_box_coordinate_yields_none ... ok
[INFO] [stdout] test grid::tests::getting_index_from_coordinate_is_consistent_with_from_position ... ok
[INFO] [stdout] test bridson::tests::checking_coordinate_in_grid_with_close_coord_returns_false ... ok
[INFO] [stdout] test grid::tests::position_from_out_of_bounds_index_yields_none ... ok
[INFO] [stdout] test grid::tests::spacing_is_set_from_size_and_shape ... ok
[INFO] [stdout] test grid::tests::position_to_index_is_consistent_with_index_to_position ... ok
[INFO] [stdout] test bridson::tests::checking_coordinate_uses_num_adjacent_for_its_search_space ... ok
[INFO] [stdout] test sample::tests::n_ball_samples_points_from_annulus ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minimum_distance-94cb788d18216aae
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test one_dimension ... ok
[INFO] [stdout] test two_dimensions_skewed ... ok
[INFO] [stdout] test two_dimensions ... ok
[INFO] [stdout] test three_dimensions ... ok
[INFO] [stdout] test four_dimensions ... ok
[INFO] [stdout] test three_dimensions_skewed ... ok
[INFO] [stdout] test five_dimensions ... ok
[INFO] [stdout] test six_dimensions ... test six_dimensions has been running for over 60 seconds
[INFO] [stdout] test six_dimensions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seedable_rng-f368727f67b2541a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests poisson-diskus
[INFO] [stdout] test seedable_rng_can_be_used ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88814b8e2fde7e4737a0c509f7fe53ee0f35b4f826b56ce8a00ee737b75d31eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88814b8e2fde7e4737a0c509f7fe53ee0f35b4f826b56ce8a00ee737b75d31eb", kill_on_drop: false }`
[INFO] [stdout] 88814b8e2fde7e4737a0c509f7fe53ee0f35b4f826b56ce8a00ee737b75d31eb