Dec 18 01:06:12.973 INFO checking dropbox/ruba against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 01:06:12.973 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 01:06:13.602 INFO [stdout] 835a317665d87467f8c3267c2390b3cf90df3eea41d21880d2d29d5b04a4e319
Dec 18 01:06:13.610 INFO running `"docker" "start" "-a" "835a317665d87467f8c3267c2390b3cf90df3eea41d21880d2d29d5b04a4e319"`
Dec 18 01:06:15.693 INFO [stderr]     Checking either v1.4.0
Dec 18 01:06:15.693 INFO [stderr]    Compiling heapsize v0.3.9
Dec 18 01:06:15.693 INFO [stderr]     Checking nix v0.5.1
Dec 18 01:06:15.693 INFO [stderr]     Checking bincode v0.9.2
Dec 18 01:06:15.693 INFO [stderr]     Checking nom v3.2.1
Dec 18 01:06:15.700 INFO [stderr]     Checking csv v0.15.0
Dec 18 01:06:15.700 INFO [stderr]     Checking serde_json v0.9.10
Dec 18 01:06:15.700 INFO [stderr]     Checking env_logger v0.5.6
Dec 18 01:06:17.102 INFO [stderr]     Checking chrono v0.4.0
Dec 18 01:06:20.485 INFO [stderr]     Checking futures-core v0.2.0-alpha
Dec 18 01:06:20.928 INFO [stderr]     Checking itertools v0.5.10
Dec 18 01:06:22.817 INFO [stderr]     Checking futures-channel v0.2.0-alpha
Dec 18 01:06:22.817 INFO [stderr]     Checking futures-io v0.2.0-alpha
Dec 18 01:06:25.012 INFO [stderr]     Checking futures-sink v0.2.0-alpha
Dec 18 01:06:26.300 INFO [stderr]     Checking futures-util v0.2.0-alpha
Dec 18 01:06:27.700 INFO [stderr]     Checking rustyline v1.0.0
Dec 18 01:06:30.484 INFO [stderr]     Checking futures-executor v0.2.0-alpha
Dec 18 01:06:31.216 INFO [stderr]     Checking futures v0.2.0-alpha
Dec 18 01:06:31.562 INFO [stderr]     Checking ruba v0.1.0 (/opt/crater/workdir)
Dec 18 01:06:36.000 INFO [stderr] warning: unused variable: `aggregation_cardinality`
Dec 18 01:06:36.001 INFO [stderr]   --> src/engine/query.rs:99:53
Dec 18 01:06:36.001 INFO [stderr]    |
Dec 18 01:06:36.001 INFO [stderr] 99 |         let (encoded_group_by_column, grouping_key, aggregation_cardinality) =
Dec 18 01:06:36.002 INFO [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_aggregation_cardinality` instead
Dec 18 01:06:36.002 INFO [stderr]    |
Dec 18 01:06:36.002 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:06:36.003 INFO [stderr] 
Dec 18 01:06:37.024 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:37.024 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:521:13
Dec 18 01:06:37.024 INFO [stderr]     |
Dec 18 01:06:37.024 INFO [stderr] 521 |         let mut result = _lhs.cast_ref_mut_bit_vec();
Dec 18 01:06:37.024 INFO [stderr]     |             ----^^^^^^
Dec 18 01:06:37.024 INFO [stderr]     |             |
Dec 18 01:06:37.024 INFO [stderr]     |             help: remove this `mut`
Dec 18 01:06:37.025 INFO [stderr]     |
Dec 18 01:06:37.025 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 01:06:37.025 INFO [stderr] 
Dec 18 01:06:37.112 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:37.112 INFO [stderr]   --> src/engine/query.rs:37:21
Dec 18 01:06:37.112 INFO [stderr]    |
Dec 18 01:06:37.112 INFO [stderr] 37 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 18 01:06:37.112 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 18 01:06:37.113 INFO [stderr]    |                     |
Dec 18 01:06:37.113 INFO [stderr]    |                     help: remove this `mut`
Dec 18 01:06:37.113 INFO [stderr] 
Dec 18 01:06:37.132 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:37.132 INFO [stderr]   --> src/engine/query.rs:89:21
Dec 18 01:06:37.132 INFO [stderr]    |
Dec 18 01:06:37.132 INFO [stderr] 89 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 18 01:06:37.132 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 18 01:06:37.132 INFO [stderr]    |                     |
Dec 18 01:06:37.132 INFO [stderr]    |                     help: remove this `mut`
Dec 18 01:06:37.132 INFO [stderr] 
Dec 18 01:06:37.133 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:37.133 INFO [stderr]    --> src/engine/query.rs:128:17
Dec 18 01:06:37.133 INFO [stderr]     |
Dec 18 01:06:37.133 INFO [stderr] 128 |             let mut aggregate = query_plan::prepare_aggregation(
Dec 18 01:06:37.133 INFO [stderr]     |                 ----^^^^^^^^^
Dec 18 01:06:37.133 INFO [stderr]     |                 |
Dec 18 01:06:37.133 INFO [stderr]     |                 help: remove this `mut`
Dec 18 01:06:37.133 INFO [stderr] 
Dec 18 01:06:37.388 INFO [stderr] warning: unused variable: `aggregation_cardinality`
Dec 18 01:06:37.389 INFO [stderr]   --> src/engine/query.rs:99:53
Dec 18 01:06:37.389 INFO [stderr]    |
Dec 18 01:06:37.389 INFO [stderr] 99 |         let (encoded_group_by_column, grouping_key, aggregation_cardinality) =
Dec 18 01:06:37.390 INFO [stderr]    |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_aggregation_cardinality` instead
Dec 18 01:06:37.390 INFO [stderr]    |
Dec 18 01:06:37.390 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 01:06:37.391 INFO [stderr] 
Dec 18 01:06:37.788 INFO [stderr] warning: struct is never constructed: `VectorConstant`
Dec 18 01:06:37.788 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:266:1
Dec 18 01:06:37.788 INFO [stderr]     |
Dec 18 01:06:37.788 INFO [stderr] 266 | pub struct VectorConstant<'a> {
Dec 18 01:06:37.789 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:37.789 INFO [stderr]     |
Dec 18 01:06:37.790 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 01:06:37.790 INFO [stderr] 
Dec 18 01:06:37.790 INFO [stderr] warning: struct is never constructed: `Identity`
Dec 18 01:06:37.791 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:727:1
Dec 18 01:06:37.791 INFO [stderr]     |
Dec 18 01:06:37.791 INFO [stderr] 727 | struct Identity {
Dec 18 01:06:37.792 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 18 01:06:37.792 INFO [stderr] 
Dec 18 01:06:37.792 INFO [stderr] warning: method is never used: `new`
Dec 18 01:06:37.792 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:733:5
Dec 18 01:06:37.793 INFO [stderr]     |
Dec 18 01:06:37.793 INFO [stderr] 733 |     pub fn new(input: BufferRef, output: BufferRef) -> Identity {
Dec 18 01:06:37.793 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:37.793 INFO [stderr] 
Dec 18 01:06:37.794 INFO [stderr] warning: field is never used: `storage`
Dec 18 01:06:37.795 INFO [stderr]   --> src/scheduler/inner_ruba.rs:23:5
Dec 18 01:06:37.795 INFO [stderr]    |
Dec 18 01:06:37.795 INFO [stderr] 23 |     storage: Box<DB>,
Dec 18 01:06:37.796 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 01:06:37.796 INFO [stderr] 
Dec 18 01:06:38.253 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:38.253 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:521:13
Dec 18 01:06:38.253 INFO [stderr]     |
Dec 18 01:06:38.253 INFO [stderr] 521 |         let mut result = _lhs.cast_ref_mut_bit_vec();
Dec 18 01:06:38.253 INFO [stderr]     |             ----^^^^^^
Dec 18 01:06:38.253 INFO [stderr]     |             |
Dec 18 01:06:38.253 INFO [stderr]     |             help: remove this `mut`
Dec 18 01:06:38.253 INFO [stderr]     |
Dec 18 01:06:38.253 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 01:06:38.253 INFO [stderr] 
Dec 18 01:06:38.293 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:38.293 INFO [stderr]   --> src/engine/query.rs:37:21
Dec 18 01:06:38.293 INFO [stderr]    |
Dec 18 01:06:38.293 INFO [stderr] 37 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 18 01:06:38.293 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 18 01:06:38.293 INFO [stderr]    |                     |
Dec 18 01:06:38.293 INFO [stderr]    |                     help: remove this `mut`
Dec 18 01:06:38.293 INFO [stderr] 
Dec 18 01:06:38.304 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:38.304 INFO [stderr]   --> src/engine/query.rs:89:21
Dec 18 01:06:38.304 INFO [stderr]    |
Dec 18 01:06:38.304 INFO [stderr] 89 |                 let mut compiled_filter = query_plan::prepare(filter_plan, &mut executor);
Dec 18 01:06:38.304 INFO [stderr]    |                     ----^^^^^^^^^^^^^^^
Dec 18 01:06:38.304 INFO [stderr]    |                     |
Dec 18 01:06:38.304 INFO [stderr]    |                     help: remove this `mut`
Dec 18 01:06:38.304 INFO [stderr] 
Dec 18 01:06:38.304 INFO [stderr] warning: variable does not need to be mutable
Dec 18 01:06:38.304 INFO [stderr]    --> src/engine/query.rs:128:17
Dec 18 01:06:38.304 INFO [stderr]     |
Dec 18 01:06:38.304 INFO [stderr] 128 |             let mut aggregate = query_plan::prepare_aggregation(
Dec 18 01:06:38.304 INFO [stderr]     |                 ----^^^^^^^^^
Dec 18 01:06:38.304 INFO [stderr]     |                 |
Dec 18 01:06:38.304 INFO [stderr]     |                 help: remove this `mut`
Dec 18 01:06:38.304 INFO [stderr] 
Dec 18 01:06:38.608 INFO [stderr] warning: struct is never constructed: `VectorConstant`
Dec 18 01:06:38.608 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:266:1
Dec 18 01:06:38.608 INFO [stderr]     |
Dec 18 01:06:38.608 INFO [stderr] 266 | pub struct VectorConstant<'a> {
Dec 18 01:06:38.608 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:38.608 INFO [stderr]     |
Dec 18 01:06:38.608 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 18 01:06:38.608 INFO [stderr] 
Dec 18 01:06:38.608 INFO [stderr] warning: struct is never constructed: `Identity`
Dec 18 01:06:38.608 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:727:1
Dec 18 01:06:38.608 INFO [stderr]     |
Dec 18 01:06:38.608 INFO [stderr] 727 | struct Identity {
Dec 18 01:06:38.608 INFO [stderr]     | ^^^^^^^^^^^^^^^
Dec 18 01:06:38.608 INFO [stderr] 
Dec 18 01:06:38.608 INFO [stderr] warning: method is never used: `new`
Dec 18 01:06:38.608 INFO [stderr]    --> src/engine/vector_op/vector_operator.rs:733:5
Dec 18 01:06:38.608 INFO [stderr]     |
Dec 18 01:06:38.608 INFO [stderr] 733 |     pub fn new(input: BufferRef, output: BufferRef) -> Identity {
Dec 18 01:06:38.608 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 01:06:38.608 INFO [stderr] 
Dec 18 01:06:38.608 INFO [stderr] warning: field is never used: `storage`
Dec 18 01:06:38.608 INFO [stderr]   --> src/scheduler/inner_ruba.rs:23:5
Dec 18 01:06:38.608 INFO [stderr]    |
Dec 18 01:06:38.608 INFO [stderr] 23 |     storage: Box<DB>,
Dec 18 01:06:38.608 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 18 01:06:38.608 INFO [stderr] 
Dec 18 01:06:44.569 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.15s
Dec 18 01:06:46.087 INFO running `"docker" "inspect" "835a317665d87467f8c3267c2390b3cf90df3eea41d21880d2d29d5b04a4e319"`
Dec 18 01:06:46.500 INFO running `"docker" "rm" "-f" "835a317665d87467f8c3267c2390b3cf90df3eea41d21880d2d29d5b04a4e319"`
Dec 18 01:06:46.868 INFO [stdout] 835a317665d87467f8c3267c2390b3cf90df3eea41d21880d2d29d5b04a4e319