[INFO] cloning repository https://github.com/wspeirs/mem_table [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wspeirs/mem_table" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fmem_table", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fmem_table'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0929fbfdbbe9af59dc2d5951a6b01dd456afdd1 [INFO] checking wspeirs/mem_table against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fmem_table" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wspeirs/mem_table on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wspeirs/mem_table [INFO] finished tweaking git repo https://github.com/wspeirs/mem_table [INFO] tweaked toml for git repo https://github.com/wspeirs/mem_table written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/wspeirs/mem_table already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] a3e210ec031421e8a744513fab67e926868442cdcfa700222c54fa940f5626f9 [INFO] running `Command { std: "docker" "start" "-a" "a3e210ec031421e8a744513fab67e926868442cdcfa700222c54fa940f5626f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3e210ec031421e8a744513fab67e926868442cdcfa700222c54fa940f5626f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3e210ec031421e8a744513fab67e926868442cdcfa700222c54fa940f5626f9", kill_on_drop: false }` [INFO] [stdout] a3e210ec031421e8a744513fab67e926868442cdcfa700222c54fa940f5626f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--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] d8e9c24b4532913c61885341cca2db3e23bb7b92c374f838fc260a9c87c87615 [INFO] running `Command { std: "docker" "start" "-a" "d8e9c24b4532913c61885341cca2db3e23bb7b92c374f838fc260a9c87c87615", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Checking oorandom v11.1.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.7.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking crossbeam-epoch v0.8.0 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.5 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking simple_logger v0.5.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking bstr v0.2.9 [INFO] [stderr] Checking rust_decimal v0.10.2 [INFO] [stderr] Checking serde_json v1.0.45 [INFO] [stderr] Checking dtparse v1.0.3 [INFO] [stderr] Checking csv v1.1.2 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking large_table v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error as IOError`, `Read` [INFO] [stdout] --> src/lib.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error as IOError, Read}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Error as FmtError`, `Formatter` [INFO] [stdout] --> src/lib.rs:8:16 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter, Error as FmtError}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Hash`, `Hasher` [INFO] [stdout] --> src/lib.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::Ref` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::cell::Ref; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FusedIterator` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::iter::FusedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Reader` [INFO] [stdout] --> src/lib.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use csv::{Reader, Writer}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/row.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/row.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/row.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::Table` [INFO] [stdout] --> src/row.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::Table; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/row_table.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState` [INFO] [stdout] --> src/row_table.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::hash_map::RandomState; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Map` [INFO] [stdout] --> src/row_table.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::Map; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ByteRecord`, `ReaderBuilder`, `Trim` [INFO] [stdout] --> src/row_table.rs:12:33 [INFO] [stdout] | [INFO] [stdout] 12 | use csv::{Reader, StringRecord, ByteRecord, ReaderBuilder, Trim}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cursor` [INFO] [stdout] --> src/mmap_table.rs:5:44 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error as IOError, ErrorKind, Cursor}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MmapOptions` [INFO] [stdout] --> src/mmap_table.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use memmap::{MmapMut, MmapOptions}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/row_table.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/lib.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let pos = self.column_position(column)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/row.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/row.rs:30:37 [INFO] [stdout] | [INFO] [stdout] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:269:56 [INFO] [stdout] | [INFO] [stdout] 269 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:284:40 [INFO] [stdout] | [INFO] [stdout] 284 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:381:40 [INFO] [stdout] | [INFO] [stdout] 381 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_val` [INFO] [stdout] --> src/row_table.rs:451:13 [INFO] [stdout] | [INFO] [stdout] 451 | let new_val = (new_col.to_string(), self.column_map[pos].1); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `written` [INFO] [stdout] --> src/mmap_table.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_ends` [INFO] [stdout] --> src/mmap_table.rs:42:38 [INFO] [stdout] | [INFO] [stdout] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `update` [INFO] [stdout] --> src/mmap_table.rs:84:59 [INFO] [stdout] | [INFO] [stdout] 84 | fn update_by(&mut self, update: F) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/mmap_table.rs:88:33 [INFO] [stdout] | [INFO] [stdout] 88 | fn append_row(&mut self, row: R) -> Result<(), TableError> where R: Row { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column_name` [INFO] [stdout] --> src/mmap_table.rs:92:56 [INFO] [stdout] | [INFO] [stdout] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/mmap_table.rs:92:75 [INFO] [stdout] | [INFO] [stdout] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_col` [INFO] [stdout] --> src/mmap_table.rs:96:33 [INFO] [stdout] | [INFO] [stdout] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_col` [INFO] [stdout] --> src/mmap_table.rs:96:48 [INFO] [stdout] | [INFO] [stdout] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/mmap_table.rs:131:24 [INFO] [stdout] | [INFO] [stdout] 131 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/mmap_table.rs:151:29 [INFO] [stdout] | [INFO] [stdout] 151 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:182:56 [INFO] [stdout] | [INFO] [stdout] 182 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read` [INFO] [stdout] --> src/mmap_table.rs:200:19 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `written` [INFO] [stdout] --> src/mmap_table.rs:200:25 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_ends` [INFO] [stdout] --> src/mmap_table.rs:200:34 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:217:40 [INFO] [stdout] | [INFO] [stdout] 217 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:255:40 [INFO] [stdout] | [INFO] [stdout] 255 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/mmap_table.rs:258:24 [INFO] [stdout] | [INFO] [stdout] 258 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/mmap_table.rs:281:29 [INFO] [stdout] | [INFO] [stdout] 281 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `compare` [INFO] [stdout] --> src/mmap_table.rs:287:75 [INFO] [stdout] | [INFO] [stdout] 287 | fn sort_by Ordering>(&self, compare: F) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compare` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_col` [INFO] [stdout] --> src/mmap_table.rs:291:29 [INFO] [stdout] | [INFO] [stdout] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_col` [INFO] [stdout] --> src/mmap_table.rs:291:44 [INFO] [stdout] | [INFO] [stdout] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mmap_table.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut mmap = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | self.append_row(row); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | csv.write_record(self.columns()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | / csv.write_record(self.columns().iter().map(|c| { [INFO] [stdout] 173 | | row.get(c).as_string() [INFO] [stdout] 174 | | })); [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/row_table.rs:344:13 [INFO] [stdout] | [INFO] [stdout] 344 | writeln!(f, "{:?}", self.table.lock().unwrap().rows[*row]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 53 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stdout] warning: unused import: `black_box` [INFO] [stdout] --> benches/value_benchmarks.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use criterion::{black_box, criterion_group, criterion_main, Criterion, BenchmarkId}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error as IOError`, `Read` [INFO] [stdout] --> src/lib.rs:5:15 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error as IOError, Read}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Display`, `Error as FmtError`, `Formatter` [INFO] [stdout] --> src/lib.rs:8:16 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::{Display, Formatter, Error as FmtError}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Hash`, `Hasher` [INFO] [stdout] --> src/lib.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::Ref` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::cell::Ref; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FusedIterator` [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::iter::FusedIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Reader` [INFO] [stdout] --> src/lib.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | use csv::{Reader, Writer}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/row.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/row.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/row.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::Table` [INFO] [stdout] --> src/row.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::Table; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Index` [INFO] [stdout] --> src/row_table.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Index; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::RandomState` [INFO] [stdout] --> src/row_table.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::hash_map::RandomState; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Map` [INFO] [stdout] --> src/row_table.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::iter::Map; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ByteRecord`, `ReaderBuilder`, `Trim` [INFO] [stdout] --> src/row_table.rs:12:33 [INFO] [stdout] | [INFO] [stdout] 12 | use csv::{Reader, StringRecord, ByteRecord, ReaderBuilder, Trim}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cursor` [INFO] [stdout] --> src/mmap_table.rs:5:44 [INFO] [stdout] | [INFO] [stdout] 5 | use std::io::{Error as IOError, ErrorKind, Cursor}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `MmapOptions` [INFO] [stdout] --> src/mmap_table.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | use memmap::{MmapMut, MmapOptions}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::Duration` [INFO] [stdout] --> src/mmap_table.rs:321:9 [INFO] [stdout] | [INFO] [stdout] 321 | use chrono::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/row_table.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/lib.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let pos = self.column_position(column)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/row.rs:30:23 [INFO] [stdout] | [INFO] [stdout] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/row.rs:30:37 [INFO] [stdout] | [INFO] [stdout] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:269:56 [INFO] [stdout] | [INFO] [stdout] 269 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:284:40 [INFO] [stdout] | [INFO] [stdout] 284 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/row_table.rs:381:40 [INFO] [stdout] | [INFO] [stdout] 381 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_val` [INFO] [stdout] --> src/row_table.rs:451:13 [INFO] [stdout] | [INFO] [stdout] 451 | let new_val = (new_col.to_string(), self.column_map[pos].1); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `written` [INFO] [stdout] --> src/mmap_table.rs:42:29 [INFO] [stdout] | [INFO] [stdout] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_ends` [INFO] [stdout] --> src/mmap_table.rs:42:38 [INFO] [stdout] | [INFO] [stdout] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `update` [INFO] [stdout] --> src/mmap_table.rs:84:59 [INFO] [stdout] | [INFO] [stdout] 84 | fn update_by(&mut self, update: F) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `row` [INFO] [stdout] --> src/mmap_table.rs:88:33 [INFO] [stdout] | [INFO] [stdout] 88 | fn append_row(&mut self, row: R) -> Result<(), TableError> where R: Row { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column_name` [INFO] [stdout] --> src/mmap_table.rs:92:56 [INFO] [stdout] | [INFO] [stdout] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/mmap_table.rs:92:75 [INFO] [stdout] | [INFO] [stdout] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_col` [INFO] [stdout] --> src/mmap_table.rs:96:33 [INFO] [stdout] | [INFO] [stdout] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_col` [INFO] [stdout] --> src/mmap_table.rs:96:48 [INFO] [stdout] | [INFO] [stdout] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/mmap_table.rs:131:24 [INFO] [stdout] | [INFO] [stdout] 131 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/mmap_table.rs:151:29 [INFO] [stdout] | [INFO] [stdout] 151 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:182:56 [INFO] [stdout] | [INFO] [stdout] 182 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read` [INFO] [stdout] --> src/mmap_table.rs:200:19 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `written` [INFO] [stdout] --> src/mmap_table.rs:200:25 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_ends` [INFO] [stdout] --> src/mmap_table.rs:200:34 [INFO] [stdout] | [INFO] [stdout] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:217:40 [INFO] [stdout] | [INFO] [stdout] 217 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/mmap_table.rs:255:40 [INFO] [stdout] | [INFO] [stdout] 255 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `column` [INFO] [stdout] --> src/mmap_table.rs:258:24 [INFO] [stdout] | [INFO] [stdout] 258 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mid` [INFO] [stdout] --> src/mmap_table.rs:281:29 [INFO] [stdout] | [INFO] [stdout] 281 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `compare` [INFO] [stdout] --> src/mmap_table.rs:287:75 [INFO] [stdout] | [INFO] [stdout] 287 | fn sort_by Ordering>(&self, compare: F) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compare` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_col` [INFO] [stdout] --> src/mmap_table.rs:291:29 [INFO] [stdout] | [INFO] [stdout] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_col` [INFO] [stdout] --> src/mmap_table.rs:291:44 [INFO] [stdout] | [INFO] [stdout] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mmap_table.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut mmap = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | self.append_row(row); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | csv.write_record(self.columns()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/lib.rs:172:13 [INFO] [stdout] | [INFO] [stdout] 172 | / csv.write_record(self.columns().iter().map(|c| { [INFO] [stdout] 173 | | row.get(c).as_string() [INFO] [stdout] 174 | | })); [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/row_table.rs:344:13 [INFO] [stdout] | [INFO] [stdout] 344 | writeln!(f, "{:?}", self.table.lock().unwrap().rows[*row]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/row_table.rs:504:9 [INFO] [stdout] | [INFO] [stdout] 504 | table.filter_by(|r| { r.get("B"); true }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/row_table.rs:506:31 [INFO] [stdout] | [INFO] [stdout] 506 | table.update_by(|r| { r.set("B", Value::Integer(7));} ); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 56 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.33s [INFO] running `Command { std: "docker" "inspect" "d8e9c24b4532913c61885341cca2db3e23bb7b92c374f838fc260a9c87c87615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8e9c24b4532913c61885341cca2db3e23bb7b92c374f838fc260a9c87c87615", kill_on_drop: false }` [INFO] [stdout] d8e9c24b4532913c61885341cca2db3e23bb7b92c374f838fc260a9c87c87615