[INFO] updating cached repository gilbertw1/riplog
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gilbertw1/riplog
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gilbertw1/riplog" "work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gilbertw1/riplog" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gilbertw1/riplog"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gilbertw1/riplog'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c1e2cb29d0e344b1f12c33f3507de4593ffd0ca4
[INFO] sha for GitHub repo gilbertw1/riplog: c1e2cb29d0e344b1f12c33f3507de4593ffd0ca4
[INFO] validating manifest of gilbertw1/riplog on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gilbertw1/riplog on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gilbertw1/riplog
[INFO] finished frobbing gilbertw1/riplog
[INFO] frobbed toml for gilbertw1/riplog written to work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog/Cargo.toml
[INFO] started frobbing gilbertw1/riplog
[INFO] finished frobbing gilbertw1/riplog
[INFO] frobbed toml for gilbertw1/riplog written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gilbertw1/riplog/Cargo.toml
[INFO] crate gilbertw1/riplog already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing gilbertw1/riplog against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] eed56a983fdeac49493fb743c1695b982f3f2d845d8f3674e977e5be18a0ee57
[INFO] running `"docker" "start" "-a" "eed56a983fdeac49493fb743c1695b982f3f2d845d8f3674e977e5be18a0ee57"`
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling nom v4.0.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling riplog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:293:41
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let mut field_reducers: Vec<Box<FieldReducer<T>>> = Vec::new();
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FieldReducer<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:424:29
[INFO] [stderr]     |
[INFO] [stderr] 424 |     field_reducers: Vec<Box<FieldReducer<T>>>
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FieldReducer<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:562:21
[INFO] [stderr]     |
[INFO] [stderr] 562 |     fields: Vec<Box<OutputField<T>>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:563:23
[INFO] [stderr]     |
[INFO] [stderr] 563 |     sort: Option<(Box<OutputField<T>>,QuerySortOrdering)>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:569:33
[INFO] [stderr]     |
[INFO] [stderr] 569 |         let mut fields: Vec<Box<OutputField<T>>> = Vec::new();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:570:35
[INFO] [stderr]     |
[INFO] [stderr] 570 |         let mut sort: Option<(Box<OutputField<T>>,QuerySortOrdering)> = None;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:578:40
[INFO] [stderr]     |
[INFO] [stderr] 578 |                         let field: Box<OutputField<T>> = Box::new(GroupOutputField { symbol: symbol.clone(), idx: group_idx.unwrap(), size: size });
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:590:40
[INFO] [stderr]     |
[INFO] [stderr] 590 |                         let field: Box<OutputField<T>> = Box::new(ReducedOutputField { reducer: reducer.to_string().to_owned(), symbol: symbol.clone(), idx: reduce_idx.unwrap(), size: 10 });
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
[INFO] [stderr]  --> src/nginx.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use byteorder::{BigEndian, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:12:37
[INFO] [stderr]    |
[INFO] [stderr] 12 |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:13:30
[INFO] [stderr]    |
[INFO] [stderr] 13 |               extractor: Box<Fn(&mut T) -> Option<u64>> },
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<u64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:16:36
[INFO] [stderr]    |
[INFO] [stderr] 16 |              binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 |              extractor: Box<Fn(&mut T) -> Option<f64>> },
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |            binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:21:27
[INFO] [stderr]    |
[INFO] [stderr] 21 |            extractor: Box<Fn(&mut T) -> Option<&str>> },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<&str>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |            binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |            extractor: Box<Fn(&mut T) -> Option<&DateTime<Local>>> },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<&DateTime<Local>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:28:37
[INFO] [stderr]    |
[INFO] [stderr] 28 |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |               extractor: Box<Fn(&mut T) -> Option<bool>> }
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<bool>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/query.rs:34:57
[INFO] [stderr]    |
[INFO] [stderr] 34 |         QueryFilter::BinaryOpFilter(operand1, operand2, op) =>
[INFO] [stderr]    |                                                         ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/query.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |         QueryValue::Text(text, _) => Ok(()),
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> src/query.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |         QueryValue::Int(int, _) => Ok(()),
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_int`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dbl`
[INFO] [stderr]   --> src/query.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |         QueryValue::Double(dbl, _) => Ok(()),
[INFO] [stderr]    |                            ^^^ help: consider prefixing with an underscore: `_dbl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boolvalue`
[INFO] [stderr]   --> src/query.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |         QueryValue::Boolean(boolvalue) => Ok(()),
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider prefixing with an underscore: `_boolvalue`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex`
[INFO] [stderr]   --> src/query.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 |         QueryValue::Regex(regex) => Ok(()),
[INFO] [stderr]    |                           ^^^^^ help: consider prefixing with an underscore: `_regex`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]   --> src/query.rs:51:26
[INFO] [stderr]    |
[INFO] [stderr] 51 |         QueryValue::Date(date) => Ok(()),
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_date`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grouped`
[INFO] [stderr]   --> src/query.rs:71:79
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn validate_riplog_show<T>(show: &QueryShow, definition: &TableDefinition<T>, grouped: bool) -> Result<()> {
[INFO] [stderr]    |                                                                               ^^^^^^^ help: consider prefixing with an underscore: `_grouped`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sorting`
[INFO] [stderr]   --> src/query.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     for sorting in &sort.sortings {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_sorting`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `definition`
[INFO] [stderr]   --> src/query.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn validate_riplog_sort<T>(sort: &QuerySort, definition: &TableDefinition<T>, show: Option<&QueryShow>) -> Result<()> {
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: consider prefixing with an underscore: `_definition`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `show`
[INFO] [stderr]   --> src/query.rs:89:79
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn validate_riplog_sort<T>(sort: &QuerySort, definition: &TableDefinition<T>, show: Option<&QueryShow>) -> Result<()> {
[INFO] [stderr]    |                                                                               ^^^^ help: consider prefixing with an underscore: `_show`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]    --> src/query.rs:344:30
[INFO] [stderr]     |
[INFO] [stderr] 344 |             QueryValue::Date(date) => None,
[INFO] [stderr]     |                              ^^^^ help: consider prefixing with an underscore: `_date`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]    --> src/query.rs:732:64
[INFO] [stderr]     |
[INFO] [stderr] 732 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: consider prefixing with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer`
[INFO] [stderr]    --> src/query.rs:732:97
[INFO] [stderr]     |
[INFO] [stderr] 732 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                                                 ^^^^^^^ help: consider prefixing with an underscore: `_reducer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:745:23
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key1`
[INFO] [stderr]    --> src/query.rs:745:56
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer1`
[INFO] [stderr]    --> src/query.rs:745:90
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_reducer1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:746:16
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key2`
[INFO] [stderr]    --> src/query.rs:746:49
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer2`
[INFO] [stderr]    --> src/query.rs:746:83
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                   ^^^^^^^^ help: consider prefixing with an underscore: `_reducer2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `desc`
[INFO] [stderr]    --> src/query.rs:746:114
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                                                  ^^^^ help: consider prefixing with an underscore: `_desc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record`
[INFO] [stderr]    --> src/query.rs:773:32
[INFO] [stderr]     |
[INFO] [stderr] 773 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                ^^^^^^ help: consider prefixing with an underscore: `_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer`
[INFO] [stderr]    --> src/query.rs:773:97
[INFO] [stderr]     |
[INFO] [stderr] 773 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                                                 ^^^^^^^ help: consider prefixing with an underscore: `_reducer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:786:23
[INFO] [stderr]     |
[INFO] [stderr] 786 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer1`
[INFO] [stderr]    --> src/query.rs:786:90
[INFO] [stderr]     |
[INFO] [stderr] 786 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_reducer1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:787:16
[INFO] [stderr]     |
[INFO] [stderr] 787 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer2`
[INFO] [stderr]    --> src/query.rs:787:83
[INFO] [stderr]     |
[INFO] [stderr] 787 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                   ^^^^^^^^ help: consider prefixing with an underscore: `_reducer2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record`
[INFO] [stderr]    --> src/query.rs:851:32
[INFO] [stderr]     |
[INFO] [stderr] 851 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                ^^^^^^ help: consider prefixing with an underscore: `_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]    --> src/query.rs:851:64
[INFO] [stderr]     |
[INFO] [stderr] 851 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: consider prefixing with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:864:23
[INFO] [stderr]     |
[INFO] [stderr] 864 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key1`
[INFO] [stderr]    --> src/query.rs:864:56
[INFO] [stderr]     |
[INFO] [stderr] 864 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:865:16
[INFO] [stderr]     |
[INFO] [stderr] 865 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key2`
[INFO] [stderr]    --> src/query.rs:865:49
[INFO] [stderr]     |
[INFO] [stderr] 865 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/parser.rs:120:14
[INFO] [stderr]     |
[INFO] [stderr] 120 |             |s| QueryShowElement::All));
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve_date_value`
[INFO] [stderr]    --> src/query.rs:349:5
[INFO] [stderr]     |
[INFO] [stderr] 349 |     fn resolve_date_value<'a>(&'a mut self, value: &'a QueryValue) -> Option<&DateTime<Local>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve_string_value`
[INFO] [stderr]    --> src/query.rs:357:5
[INFO] [stderr]     |
[INFO] [stderr] 357 |     fn resolve_string_value<'a>(&'a mut self, value: &'a QueryValue) -> Option<&'a str> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_column_value_as_string`
[INFO] [stderr]    --> src/query.rs:379:5
[INFO] [stderr]     |
[INFO] [stderr] 379 |     fn get_column_value_as_string(&mut self, cdef: &ColumnDefinition<T>) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ResultsPrinter`
[INFO] [stderr]    --> src/query.rs:543:1
[INFO] [stderr]     |
[INFO] [stderr] 543 | struct ResultsPrinter<T> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_header_row`
[INFO] [stderr]    --> src/query.rs:550:5
[INFO] [stderr]     |
[INFO] [stderr] 550 |     fn print_header_row(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_empty`
[INFO] [stderr]    --> src/nginx.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | fn is_empty(value: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `symbol`
[INFO] [stderr]    --> src/parser.rs:315:5
[INFO] [stderr]     |
[INFO] [stderr] 315 |     pub fn symbol(&self) -> Option<&str> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Double`
[INFO] [stderr]   --> src/table.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     Double { name: &'static str,
[INFO] [stderr] 15 | |              size: usize,
[INFO] [stderr] 16 | |              binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr] 17 | |              extractor: Box<Fn(&mut T) -> Option<f64>> },
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Boolean`
[INFO] [stderr]   --> src/table.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     Boolean { name: &'static str,
[INFO] [stderr] 27 | |               size: usize,
[INFO] [stderr] 28 | |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr] 29 | |               extractor: Box<Fn(&mut T) -> Option<bool>> }
[INFO] [stderr]    | |__________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             evaluate_query_log_file(&path, evaluator);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `"docker" "inspect" "eed56a983fdeac49493fb743c1695b982f3f2d845d8f3674e977e5be18a0ee57"`
[INFO] running `"docker" "rm" "-f" "eed56a983fdeac49493fb743c1695b982f3f2d845d8f3674e977e5be18a0ee57"`
[INFO] [stdout] eed56a983fdeac49493fb743c1695b982f3f2d845d8f3674e977e5be18a0ee57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7b04c3b3482c495b4b994d9f09ce3c3960c255e9d14a3ac250abab371db18b5
[INFO] running `"docker" "start" "-a" "e7b04c3b3482c495b4b994d9f09ce3c3960c255e9d14a3ac250abab371db18b5"`
[INFO] [stderr]    Compiling riplog v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:293:41
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let mut field_reducers: Vec<Box<FieldReducer<T>>> = Vec::new();
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FieldReducer<T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:424:29
[INFO] [stderr]     |
[INFO] [stderr] 424 |     field_reducers: Vec<Box<FieldReducer<T>>>
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FieldReducer<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:562:21
[INFO] [stderr]     |
[INFO] [stderr] 562 |     fields: Vec<Box<OutputField<T>>>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:563:23
[INFO] [stderr]     |
[INFO] [stderr] 563 |     sort: Option<(Box<OutputField<T>>,QuerySortOrdering)>,
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:569:33
[INFO] [stderr]     |
[INFO] [stderr] 569 |         let mut fields: Vec<Box<OutputField<T>>> = Vec::new();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:570:35
[INFO] [stderr]     |
[INFO] [stderr] 570 |         let mut sort: Option<(Box<OutputField<T>>,QuerySortOrdering)> = None;
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:578:40
[INFO] [stderr]     |
[INFO] [stderr] 578 |                         let field: Box<OutputField<T>> = Box::new(GroupOutputField { symbol: symbol.clone(), idx: group_idx.unwrap(), size: size });
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/query.rs:590:40
[INFO] [stderr]     |
[INFO] [stderr] 590 |                         let field: Box<OutputField<T>> = Box::new(ReducedOutputField { reducer: reducer.to_string().to_owned(), symbol: symbol.clone(), idx: reduce_idx.unwrap(), size: 10 });
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn OutputField<T>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
[INFO] [stderr]  --> src/nginx.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 | use byteorder::{BigEndian, ReadBytesExt};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:12:37
[INFO] [stderr]    |
[INFO] [stderr] 12 |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:13:30
[INFO] [stderr]    |
[INFO] [stderr] 13 |               extractor: Box<Fn(&mut T) -> Option<u64>> },
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<u64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:16:36
[INFO] [stderr]    |
[INFO] [stderr] 16 |              binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:17:29
[INFO] [stderr]    |
[INFO] [stderr] 17 |              extractor: Box<Fn(&mut T) -> Option<f64>> },
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<f64>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:20:34
[INFO] [stderr]    |
[INFO] [stderr] 20 |            binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:21:27
[INFO] [stderr]    |
[INFO] [stderr] 21 |            extractor: Box<Fn(&mut T) -> Option<&str>> },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<&str>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |            binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |            extractor: Box<Fn(&mut T) -> Option<&DateTime<Local>>> },
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<&DateTime<Local>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:28:37
[INFO] [stderr]    |
[INFO] [stderr] 28 |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option<&[u8]>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/table.rs:29:30
[INFO] [stderr]    |
[INFO] [stderr] 29 |               extractor: Box<Fn(&mut T) -> Option<bool>> }
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T) -> Option<bool>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]   --> src/query.rs:34:57
[INFO] [stderr]    |
[INFO] [stderr] 34 |         QueryFilter::BinaryOpFilter(operand1, operand2, op) =>
[INFO] [stderr]    |                                                         ^^ help: consider prefixing with an underscore: `_op`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `text`
[INFO] [stderr]   --> src/query.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |         QueryValue::Text(text, _) => Ok(()),
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_text`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `int`
[INFO] [stderr]   --> src/query.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |         QueryValue::Int(int, _) => Ok(()),
[INFO] [stderr]    |                         ^^^ help: consider prefixing with an underscore: `_int`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dbl`
[INFO] [stderr]   --> src/query.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |         QueryValue::Double(dbl, _) => Ok(()),
[INFO] [stderr]    |                            ^^^ help: consider prefixing with an underscore: `_dbl`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `boolvalue`
[INFO] [stderr]   --> src/query.rs:49:29
[INFO] [stderr]    |
[INFO] [stderr] 49 |         QueryValue::Boolean(boolvalue) => Ok(()),
[INFO] [stderr]    |                             ^^^^^^^^^ help: consider prefixing with an underscore: `_boolvalue`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `regex`
[INFO] [stderr]   --> src/query.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 |         QueryValue::Regex(regex) => Ok(()),
[INFO] [stderr]    |                           ^^^^^ help: consider prefixing with an underscore: `_regex`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]   --> src/query.rs:51:26
[INFO] [stderr]    |
[INFO] [stderr] 51 |         QueryValue::Date(date) => Ok(()),
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_date`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grouped`
[INFO] [stderr]   --> src/query.rs:71:79
[INFO] [stderr]    |
[INFO] [stderr] 71 | fn validate_riplog_show<T>(show: &QueryShow, definition: &TableDefinition<T>, grouped: bool) -> Result<()> {
[INFO] [stderr]    |                                                                               ^^^^^^^ help: consider prefixing with an underscore: `_grouped`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `sorting`
[INFO] [stderr]   --> src/query.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |     for sorting in &sort.sortings {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_sorting`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `definition`
[INFO] [stderr]   --> src/query.rs:89:46
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn validate_riplog_sort<T>(sort: &QuerySort, definition: &TableDefinition<T>, show: Option<&QueryShow>) -> Result<()> {
[INFO] [stderr]    |                                              ^^^^^^^^^^ help: consider prefixing with an underscore: `_definition`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `show`
[INFO] [stderr]   --> src/query.rs:89:79
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn validate_riplog_sort<T>(sort: &QuerySort, definition: &TableDefinition<T>, show: Option<&QueryShow>) -> Result<()> {
[INFO] [stderr]    |                                                                               ^^^^ help: consider prefixing with an underscore: `_show`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `date`
[INFO] [stderr]    --> src/query.rs:344:30
[INFO] [stderr]     |
[INFO] [stderr] 344 |             QueryValue::Date(date) => None,
[INFO] [stderr]     |                              ^^^^ help: consider prefixing with an underscore: `_date`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]    --> src/query.rs:732:64
[INFO] [stderr]     |
[INFO] [stderr] 732 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: consider prefixing with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer`
[INFO] [stderr]    --> src/query.rs:732:97
[INFO] [stderr]     |
[INFO] [stderr] 732 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                                                 ^^^^^^^ help: consider prefixing with an underscore: `_reducer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:745:23
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key1`
[INFO] [stderr]    --> src/query.rs:745:56
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer1`
[INFO] [stderr]    --> src/query.rs:745:90
[INFO] [stderr]     |
[INFO] [stderr] 745 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_reducer1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:746:16
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key2`
[INFO] [stderr]    --> src/query.rs:746:49
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer2`
[INFO] [stderr]    --> src/query.rs:746:83
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                   ^^^^^^^^ help: consider prefixing with an underscore: `_reducer2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `desc`
[INFO] [stderr]    --> src/query.rs:746:114
[INFO] [stderr]     |
[INFO] [stderr] 746 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                                                  ^^^^ help: consider prefixing with an underscore: `_desc`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record`
[INFO] [stderr]    --> src/query.rs:773:32
[INFO] [stderr]     |
[INFO] [stderr] 773 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                ^^^^^^ help: consider prefixing with an underscore: `_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer`
[INFO] [stderr]    --> src/query.rs:773:97
[INFO] [stderr]     |
[INFO] [stderr] 773 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                                                 ^^^^^^^ help: consider prefixing with an underscore: `_reducer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:786:23
[INFO] [stderr]     |
[INFO] [stderr] 786 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer1`
[INFO] [stderr]    --> src/query.rs:786:90
[INFO] [stderr]     |
[INFO] [stderr] 786 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                                                          ^^^^^^^^ help: consider prefixing with an underscore: `_reducer1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:787:16
[INFO] [stderr]     |
[INFO] [stderr] 787 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reducer2`
[INFO] [stderr]    --> src/query.rs:787:83
[INFO] [stderr]     |
[INFO] [stderr] 787 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                                                   ^^^^^^^^ help: consider prefixing with an underscore: `_reducer2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record`
[INFO] [stderr]    --> src/query.rs:851:32
[INFO] [stderr]     |
[INFO] [stderr] 851 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                ^^^^^^ help: consider prefixing with an underscore: `_record`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]    --> src/query.rs:851:64
[INFO] [stderr]     |
[INFO] [stderr] 851 |     fn format_field(&mut self, record: Option<&mut Record<T>>, group_key: Option<&Vec<String>>, reducer: Option<&Reducer<T>>) -> String {
[INFO] [stderr]     |                                                                ^^^^^^^^^ help: consider prefixing with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record1`
[INFO] [stderr]    --> src/query.rs:864:23
[INFO] [stderr]     |
[INFO] [stderr] 864 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                       ^^^^^^^ help: consider prefixing with an underscore: `_record1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key1`
[INFO] [stderr]    --> src/query.rs:864:56
[INFO] [stderr]     |
[INFO] [stderr] 864 |     fn compare(&self, record1: Option<&mut Record<T>>, group_key1: Option<&Vec<String>>, reducer1: Option<&Reducer<T>>,
[INFO] [stderr]     |                                                        ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `record2`
[INFO] [stderr]    --> src/query.rs:865:16
[INFO] [stderr]     |
[INFO] [stderr] 865 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                ^^^^^^^ help: consider prefixing with an underscore: `_record2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key2`
[INFO] [stderr]    --> src/query.rs:865:49
[INFO] [stderr]     |
[INFO] [stderr] 865 |                record2: Option<&mut Record<T>>, group_key2: Option<&Vec<String>>, reducer2: Option<&Reducer<T>>, desc: bool) -> Ordering {
[INFO] [stderr]     |                                                 ^^^^^^^^^^ help: consider prefixing with an underscore: `_group_key2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/parser.rs:120:14
[INFO] [stderr]     |
[INFO] [stderr] 120 |             |s| QueryShowElement::All));
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve_date_value`
[INFO] [stderr]    --> src/query.rs:349:5
[INFO] [stderr]     |
[INFO] [stderr] 349 |     fn resolve_date_value<'a>(&'a mut self, value: &'a QueryValue) -> Option<&DateTime<Local>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resolve_string_value`
[INFO] [stderr]    --> src/query.rs:357:5
[INFO] [stderr]     |
[INFO] [stderr] 357 |     fn resolve_string_value<'a>(&'a mut self, value: &'a QueryValue) -> Option<&'a str> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_column_value_as_string`
[INFO] [stderr]    --> src/query.rs:379:5
[INFO] [stderr]     |
[INFO] [stderr] 379 |     fn get_column_value_as_string(&mut self, cdef: &ColumnDefinition<T>) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ResultsPrinter`
[INFO] [stderr]    --> src/query.rs:543:1
[INFO] [stderr]     |
[INFO] [stderr] 543 | struct ResultsPrinter<T> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `print_header_row`
[INFO] [stderr]    --> src/query.rs:550:5
[INFO] [stderr]     |
[INFO] [stderr] 550 |     fn print_header_row(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_empty`
[INFO] [stderr]    --> src/nginx.rs:119:1
[INFO] [stderr]     |
[INFO] [stderr] 119 | fn is_empty(value: &str) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `symbol`
[INFO] [stderr]    --> src/parser.rs:315:5
[INFO] [stderr]     |
[INFO] [stderr] 315 |     pub fn symbol(&self) -> Option<&str> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Double`
[INFO] [stderr]   --> src/table.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | /     Double { name: &'static str,
[INFO] [stderr] 15 | |              size: usize,
[INFO] [stderr] 16 | |              binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr] 17 | |              extractor: Box<Fn(&mut T) -> Option<f64>> },
[INFO] [stderr]    | |________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Boolean`
[INFO] [stderr]   --> src/table.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     Boolean { name: &'static str,
[INFO] [stderr] 27 | |               size: usize,
[INFO] [stderr] 28 | |               binary_extractor: Box<Fn(&T) -> Option<&[u8]>>,
[INFO] [stderr] 29 | |               extractor: Box<Fn(&mut T) -> Option<bool>> }
[INFO] [stderr]    | |__________________________________________________________^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             evaluate_query_log_file(&path, evaluator);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `"docker" "inspect" "e7b04c3b3482c495b4b994d9f09ce3c3960c255e9d14a3ac250abab371db18b5"`
[INFO] running `"docker" "rm" "-f" "e7b04c3b3482c495b4b994d9f09ce3c3960c255e9d14a3ac250abab371db18b5"`
[INFO] [stdout] e7b04c3b3482c495b4b994d9f09ce3c3960c255e9d14a3ac250abab371db18b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gilbertw1/riplog:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 663c2ce29af85e45e759eaa07d154a3b69879018a4a8de1e71f553bbe9937cc4
[INFO] running `"docker" "start" "-a" "663c2ce29af85e45e759eaa07d154a3b69879018a4a8de1e71f553bbe9937cc4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/riplog-46d0bf42d97300ac
[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] running `"docker" "inspect" "663c2ce29af85e45e759eaa07d154a3b69879018a4a8de1e71f553bbe9937cc4"`
[INFO] running `"docker" "rm" "-f" "663c2ce29af85e45e759eaa07d154a3b69879018a4a8de1e71f553bbe9937cc4"`
[INFO] [stdout] 663c2ce29af85e45e759eaa07d154a3b69879018a4a8de1e71f553bbe9937cc4