Dec 19 17:44:54.273 INFO checking dropbox/ruba against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 17:44:54.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/dropbox/ruba:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:44:54.768 INFO [stdout] 1ab8304ef6c33867be71f280499a75542310903a3b1f0f827b26f84ee03b9aa6
Dec 19 17:44:54.772 INFO running `"docker" "start" "-a" "1ab8304ef6c33867be71f280499a75542310903a3b1f0f827b26f84ee03b9aa6"`
Dec 19 17:44:56.928 INFO [stderr]     Checking either v1.4.0
Dec 19 17:44:56.928 INFO [stderr]    Compiling heapsize v0.3.9
Dec 19 17:44:56.930 INFO [stderr]     Checking seahash v3.0.5
Dec 19 17:44:56.930 INFO [stderr]     Checking bincode v0.9.2
Dec 19 17:44:56.930 INFO [stderr]     Checking serde_json v0.9.10
Dec 19 17:44:56.930 INFO [stderr]     Checking nom v3.2.1
Dec 19 17:44:56.930 INFO [stderr]     Checking csv v0.15.0
Dec 19 17:44:56.952 INFO [stderr]     Checking env_logger v0.5.6
Dec 19 17:44:57.916 INFO [stderr]     Checking failure v0.1.1
Dec 19 17:45:00.764 INFO [stderr]     Checking chrono v0.4.0
Dec 19 17:45:00.772 INFO [stderr]     Checking futures-core v0.2.0-alpha
Dec 19 17:45:00.778 INFO [stderr]     Checking itertools v0.5.10
Dec 19 17:45:02.483 INFO [stderr]     Checking futures-channel v0.2.0-alpha
Dec 19 17:45:02.483 INFO [stderr]     Checking futures-io v0.2.0-alpha
Dec 19 17:45:04.921 INFO [stderr]     Checking futures-sink v0.2.0-alpha
Dec 19 17:45:05.665 INFO [stderr]     Checking futures-util v0.2.0-alpha
Dec 19 17:45:09.668 INFO [stderr]     Checking futures-executor v0.2.0-alpha
Dec 19 17:45:10.284 INFO [stderr]     Checking futures v0.2.0-alpha
Dec 19 17:45:10.552 INFO [stderr]     Checking ruba v0.1.0 (/opt/crater/workdir)
Dec 19 17:45:15.483 INFO [stderr] warning: unused variable: `aggregation_cardinality`
Dec 19 17:45:15.484 INFO [stderr]   --> src/engine/query.rs:99:53
Dec 19 17:45:15.484 INFO [stderr]    |
Dec 19 17:45:15.484 INFO [stderr] 99 |         let (encoded_group_by_column, grouping_key, aggregation_cardinality) =
Dec 19 17:45:15.485 INFO [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_aggregation_cardinality` instead
Dec 19 17:45:15.485 INFO [stderr]    |
Dec 19 17:45:15.485 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 17:45:15.486 INFO [stderr] 
Dec 19 17:45:15.560 INFO [stderr] warning: unused variable: `aggregation_cardinality`
Dec 19 17:45:15.561 INFO [stderr]   --> src/engine/query.rs:99:53
Dec 19 17:45:15.561 INFO [stderr]    |
Dec 19 17:45:15.562 INFO [stderr] 99 |         let (encoded_group_by_column, grouping_key, aggregation_cardinality) =
Dec 19 17:45:15.562 INFO [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_aggregation_cardinality` instead
Dec 19 17:45:15.562 INFO [stderr]    |
Dec 19 17:45:15.563 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 17:45:15.563 INFO [stderr] 
Dec 19 17:45:16.508 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.509 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:521:13
Dec 19 17:45:16.509 INFO [stderr]     |
Dec 19 17:45:16.509 INFO [stderr] 521 |         let mut result = _lhs.cast_ref_mut_bit_vec();
Dec 19 17:45:16.510 INFO [stderr]     |             ----^^^^^^
Dec 19 17:45:16.510 INFO [stderr]     |             |
Dec 19 17:45:16.510 INFO [stderr]     |             help: remove this `mut`
Dec 19 17:45:16.511 INFO [stderr]     |
Dec 19 17:45:16.511 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:45:16.511 INFO [stderr] 
Dec 19 17:45:16.593 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.594 INFO [stderr]   --> src/engine/query.rs:37:21
Dec 19 17:45:16.594 INFO [stderr]    |
Dec 19 17:45:16.594 INFO [stderr] 37 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 19 17:45:16.595 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 19 17:45:16.595 INFO [stderr]    |                     |
Dec 19 17:45:16.595 INFO [stderr]    |                     help: remove this `mut`
Dec 19 17:45:16.595 INFO [stderr] 
Dec 19 17:45:16.620 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.620 INFO [stderr]   --> src/engine/query.rs:89:21
Dec 19 17:45:16.620 INFO [stderr]    |
Dec 19 17:45:16.620 INFO [stderr] 89 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 19 17:45:16.620 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 19 17:45:16.620 INFO [stderr]    |                     |
Dec 19 17:45:16.620 INFO [stderr]    |                     help: remove this `mut`
Dec 19 17:45:16.621 INFO [stderr] 
Dec 19 17:45:16.621 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.621 INFO [stderr]    --> src/engine/query.rs:128:17
Dec 19 17:45:16.621 INFO [stderr]     |
Dec 19 17:45:16.621 INFO [stderr] 128 |             let mut aggregate = query_plan::prepare_aggregation(
Dec 19 17:45:16.621 INFO [stderr]     |                 ----^^^^^^^^^
Dec 19 17:45:16.621 INFO [stderr]     |                 |
Dec 19 17:45:16.621 INFO [stderr]     |                 help: remove this `mut`
Dec 19 17:45:16.621 INFO [stderr] 
Dec 19 17:45:16.644 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.644 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:521:13
Dec 19 17:45:16.644 INFO [stderr]     |
Dec 19 17:45:16.644 INFO [stderr] 521 |         let mut result = _lhs.cast_ref_mut_bit_vec();
Dec 19 17:45:16.644 INFO [stderr]     |             ----^^^^^^
Dec 19 17:45:16.644 INFO [stderr]     |             |
Dec 19 17:45:16.644 INFO [stderr]     |             help: remove this `mut`
Dec 19 17:45:16.644 INFO [stderr]     |
Dec 19 17:45:16.644 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:45:16.644 INFO [stderr] 
Dec 19 17:45:16.730 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.730 INFO [stderr]   --> src/engine/query.rs:37:21
Dec 19 17:45:16.730 INFO [stderr]    |
Dec 19 17:45:16.730 INFO [stderr] 37 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 19 17:45:16.730 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 19 17:45:16.730 INFO [stderr]    |                     |
Dec 19 17:45:16.730 INFO [stderr]    |                     help: remove this `mut`
Dec 19 17:45:16.730 INFO [stderr] 
Dec 19 17:45:16.757 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.757 INFO [stderr]   --> src/engine/query.rs:89:21
Dec 19 17:45:16.757 INFO [stderr]    |
Dec 19 17:45:16.757 INFO [stderr] 89 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 19 17:45:16.757 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 19 17:45:16.757 INFO [stderr]    |                     |
Dec 19 17:45:16.757 INFO [stderr]    |                     help: remove this `mut`
Dec 19 17:45:16.758 INFO [stderr] 
Dec 19 17:45:16.758 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:45:16.758 INFO [stderr]    --> src/engine/query.rs:128:17
Dec 19 17:45:16.758 INFO [stderr]     |
Dec 19 17:45:16.758 INFO [stderr] 128 |             let mut aggregate = query_plan::prepare_aggregation(
Dec 19 17:45:16.758 INFO [stderr]     |                 ----^^^^^^^^^
Dec 19 17:45:16.759 INFO [stderr]     |                 |
Dec 19 17:45:16.759 INFO [stderr]     |                 help: remove this `mut`
Dec 19 17:45:16.759 INFO [stderr] 
Dec 19 17:45:17.211 INFO [stderr] warning: struct is never constructed: `VectorConstant`
Dec 19 17:45:17.211 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:266:1
Dec 19 17:45:17.211 INFO [stderr]     |
Dec 19 17:45:17.211 INFO [stderr] 266 | pub struct VectorConstant<'a> {
Dec 19 17:45:17.211 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:17.211 INFO [stderr]     |
Dec 19 17:45:17.211 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:45:17.211 INFO [stderr] 
Dec 19 17:45:17.229 INFO [stderr] warning: struct is never constructed: `Identity`
Dec 19 17:45:17.229 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:727:1
Dec 19 17:45:17.229 INFO [stderr]     |
Dec 19 17:45:17.229 INFO [stderr] 727 | struct Identity {
Dec 19 17:45:17.229 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 19 17:45:17.229 INFO [stderr] 
Dec 19 17:45:17.229 INFO [stderr] warning: method is never used: `new`
Dec 19 17:45:17.229 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:733:5
Dec 19 17:45:17.229 INFO [stderr]     |
Dec 19 17:45:17.229 INFO [stderr] 733 |     pub fn new(input: BufferRef, output: BufferRef) -> Identity {
Dec 19 17:45:17.229 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:17.229 INFO [stderr] 
Dec 19 17:45:17.229 INFO [stderr] warning: field is never used: `storage`
Dec 19 17:45:17.230 INFO [stderr]   --> src/scheduler/inner_ruba.rs:23:5
Dec 19 17:45:17.230 INFO [stderr]    |
Dec 19 17:45:17.230 INFO [stderr] 23 |     storage: Box<DB>,
Dec 19 17:45:17.230 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 17:45:17.230 INFO [stderr] 
Dec 19 17:45:17.320 INFO [stderr] warning: struct is never constructed: `VectorConstant`
Dec 19 17:45:17.320 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:266:1
Dec 19 17:45:17.320 INFO [stderr]     |
Dec 19 17:45:17.321 INFO [stderr] 266 | pub struct VectorConstant<'a> {
Dec 19 17:45:17.321 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:17.321 INFO [stderr]     |
Dec 19 17:45:17.322 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 17:45:17.322 INFO [stderr] 
Dec 19 17:45:17.323 INFO [stderr] warning: struct is never constructed: `Identity`
Dec 19 17:45:17.323 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:727:1
Dec 19 17:45:17.323 INFO [stderr]     |
Dec 19 17:45:17.324 INFO [stderr] 727 | struct Identity {
Dec 19 17:45:17.324 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 19 17:45:17.324 INFO [stderr] 
Dec 19 17:45:17.324 INFO [stderr] warning: method is never used: `new`
Dec 19 17:45:17.325 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:733:5
Dec 19 17:45:17.325 INFO [stderr]     |
Dec 19 17:45:17.325 INFO [stderr] 733 |     pub fn new(input: BufferRef, output: BufferRef) -> Identity {
Dec 19 17:45:17.325 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:45:17.326 INFO [stderr] 
Dec 19 17:45:17.326 INFO [stderr] warning: field is never used: `storage`
Dec 19 17:45:17.326 INFO [stderr]   --> src/scheduler/inner_ruba.rs:23:5
Dec 19 17:45:17.326 INFO [stderr]    |
Dec 19 17:45:17.326 INFO [stderr] 23 |     storage: Box<DB>,
Dec 19 17:45:17.326 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 19 17:45:17.326 INFO [stderr] 
Dec 19 17:45:22.412 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.80s
Dec 19 17:45:23.415 INFO running `"docker" "inspect" "1ab8304ef6c33867be71f280499a75542310903a3b1f0f827b26f84ee03b9aa6"`
Dec 19 17:45:23.726 INFO running `"docker" "rm" "-f" "1ab8304ef6c33867be71f280499a75542310903a3b1f0f827b26f84ee03b9aa6"`
Dec 19 17:45:24.045 INFO [stdout] 1ab8304ef6c33867be71f280499a75542310903a3b1f0f827b26f84ee03b9aa6