[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] testing wspeirs/mem_table against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Fmem_table" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wspeirs/mem_table on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7dc87e1dc0b5df312360d33dfaabc8e132fb5212a168ae51469a672dfcd8465 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b7dc87e1dc0b5df312360d33dfaabc8e132fb5212a168ae51469a672dfcd8465", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7dc87e1dc0b5df312360d33dfaabc8e132fb5212a168ae51469a672dfcd8465", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7dc87e1dc0b5df312360d33dfaabc8e132fb5212a168ae51469a672dfcd8465", kill_on_drop: false }` [INFO] [stdout] b7dc87e1dc0b5df312360d33dfaabc8e132fb5212a168ae51469a672dfcd8465 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b73b55a27dffa2304670d0d9aa93ccfb62cb390e9d6dfd346537ffcff7705be [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5b73b55a27dffa2304670d0d9aa93ccfb62cb390e9d6dfd346537ffcff7705be", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling num-bigint v0.2.5 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling bstr v0.2.9 [INFO] [stderr] Compiling rust_decimal v0.10.2 [INFO] [stderr] Compiling dtparse v1.0.3 [INFO] [stderr] Compiling csv v1.1.2 [INFO] [stderr] Compiling 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 `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 `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 `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 `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 the macro `writeln` (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] Finished dev [unoptimized + debuginfo] target(s) in 32.00s [INFO] running `Command { std: "docker" "inspect" "5b73b55a27dffa2304670d0d9aa93ccfb62cb390e9d6dfd346537ffcff7705be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b73b55a27dffa2304670d0d9aa93ccfb62cb390e9d6dfd346537ffcff7705be", kill_on_drop: false }` [INFO] [stdout] 5b73b55a27dffa2304670d0d9aa93ccfb62cb390e9d6dfd346537ffcff7705be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97e87b4fee63855ed03fb03c7d7d279290f97a3c902a9efd8af5dc82df78aa58 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "97e87b4fee63855ed03fb03c7d7d279290f97a3c902a9efd8af5dc82df78aa58", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling regex-syntax v0.6.14 [INFO] [stderr] Compiling oorandom v11.1.0 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling plotters v0.2.12 [INFO] [stderr] Compiling serde_json v1.0.45 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling simple_logger v0.5.0 [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 `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 `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 `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 `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 the macro `writeln` (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 rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling criterion-plot v0.4.1 [INFO] [stderr] Compiling tinytemplate v1.0.3 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling criterion v0.3.1 [INFO] [stderr] Compiling 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: `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: 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 `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 `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 `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 `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 the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `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 `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 test [unoptimized + debuginfo] target(s) in 51.91s [INFO] running `Command { std: "docker" "inspect" "97e87b4fee63855ed03fb03c7d7d279290f97a3c902a9efd8af5dc82df78aa58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97e87b4fee63855ed03fb03c7d7d279290f97a3c902a9efd8af5dc82df78aa58", kill_on_drop: false }` [INFO] [stdout] 97e87b4fee63855ed03fb03c7d7d279290f97a3c902a9efd8af5dc82df78aa58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 67747a6788410361387ce960524050db1d9e3fc4cf4d850e3096db1a7582bb49 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "67747a6788410361387ce960524050db1d9e3fc4cf4d850e3096db1a7582bb49", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Error as IOError`, `Read` [INFO] [stderr] --> src/lib.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Error as IOError, Read}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Display`, `Error as FmtError`, `Formatter` [INFO] [stderr] --> src/lib.rs:8:16 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fmt::{Display, Formatter, Error as FmtError}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Hash`, `Hasher` [INFO] [stderr] --> src/lib.rs:9:17 [INFO] [stderr] | [INFO] [stderr] 9 | use std::hash::{Hash, Hasher}; [INFO] [stderr] | ^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::Ref` [INFO] [stderr] --> src/lib.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::cell::Ref; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FusedIterator` [INFO] [stderr] --> src/lib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::iter::FusedIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Index` [INFO] [stderr] --> src/lib.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::ops::Index; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Reader` [INFO] [stderr] --> src/lib.rs:16:11 [INFO] [stderr] | [INFO] [stderr] 16 | use csv::{Reader, Writer}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/row.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/row.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/row.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::Table` [INFO] [stderr] --> src/row.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::Table; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Index` [INFO] [stderr] --> src/row_table.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ops::Index; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::RandomState` [INFO] [stderr] --> src/row_table.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::hash_map::RandomState; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::Map` [INFO] [stderr] --> src/row_table.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::iter::Map; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ByteRecord`, `ReaderBuilder`, `Trim` [INFO] [stderr] --> src/row_table.rs:12:33 [INFO] [stderr] | [INFO] [stderr] 12 | use csv::{Reader, StringRecord, ByteRecord, ReaderBuilder, Trim}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Cursor` [INFO] [stderr] --> src/mmap_table.rs:5:44 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Error as IOError, ErrorKind, Cursor}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `MmapOptions` [INFO] [stderr] --> src/mmap_table.rs:9:23 [INFO] [stderr] | [INFO] [stderr] 9 | use memmap::{MmapMut, MmapOptions}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rayon::prelude` [INFO] [stderr] --> src/lib.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use rayon::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rayon::prelude` [INFO] [stderr] --> src/row_table.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use rayon::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/lib.rs:204:13 [INFO] [stderr] | [INFO] [stderr] 204 | let pos = self.column_position(column)?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `column` [INFO] [stderr] --> src/row.rs:30:23 [INFO] [stderr] | [INFO] [stderr] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `value` [INFO] [stderr] --> src/row.rs:30:37 [INFO] [stderr] | [INFO] [stderr] 30 | fn set(&mut self, column :&str, value :Value) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/row_table.rs:269:56 [INFO] [stderr] | [INFO] [stderr] 269 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/row_table.rs:284:40 [INFO] [stderr] | [INFO] [stderr] 284 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/row_table.rs:381:40 [INFO] [stderr] | [INFO] [stderr] 381 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_val` [INFO] [stderr] --> src/row_table.rs:451:13 [INFO] [stderr] | [INFO] [stderr] 451 | let new_val = (new_col.to_string(), self.column_map[pos].1); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `written` [INFO] [stderr] --> src/mmap_table.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num_ends` [INFO] [stderr] --> src/mmap_table.rs:42:38 [INFO] [stderr] | [INFO] [stderr] 42 | let (res, read, written, num_ends) = reader.read_record(&mmap[pos..], &mut output, &mut ends); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `update` [INFO] [stderr] --> src/mmap_table.rs:84:59 [INFO] [stderr] | [INFO] [stderr] 84 | fn update_by(&mut self, update: F) { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `row` [INFO] [stderr] --> src/mmap_table.rs:88:33 [INFO] [stderr] | [INFO] [stderr] 88 | fn append_row(&mut self, row: R) -> Result<(), TableError> where R: Row { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_row` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `column_name` [INFO] [stderr] --> src/mmap_table.rs:92:56 [INFO] [stderr] | [INFO] [stderr] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_column_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/mmap_table.rs:92:75 [INFO] [stderr] | [INFO] [stderr] 92 | fn add_column_with Value>(&mut self, column_name: &str, f: F) -> Result<(), TableError> { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_col` [INFO] [stderr] --> src/mmap_table.rs:96:33 [INFO] [stderr] | [INFO] [stderr] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_col` [INFO] [stderr] --> src/mmap_table.rs:96:48 [INFO] [stderr] | [INFO] [stderr] 96 | fn rename_column(&mut self, old_col :&str, new_col :&str) -> Result<(), TableError> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `column` [INFO] [stderr] --> src/mmap_table.rs:131:24 [INFO] [stderr] | [INFO] [stderr] 131 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mid` [INFO] [stderr] --> src/mmap_table.rs:151:29 [INFO] [stderr] | [INFO] [stderr] 151 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/mmap_table.rs:182:56 [INFO] [stderr] | [INFO] [stderr] 182 | let pos = self.column_map.iter().position(|(c, i)| c == column); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `read` [INFO] [stderr] --> src/mmap_table.rs:200:19 [INFO] [stderr] | [INFO] [stderr] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `written` [INFO] [stderr] --> src/mmap_table.rs:200:25 [INFO] [stderr] | [INFO] [stderr] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_written` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num_ends` [INFO] [stderr] --> src/mmap_table.rs:200:34 [INFO] [stderr] | [INFO] [stderr] 200 | let (res, read, written, num_ends) = reader.read_record(&table.mmap[offset..], &mut output, &mut ends); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_ends` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/mmap_table.rs:217:40 [INFO] [stderr] | [INFO] [stderr] 217 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/mmap_table.rs:255:40 [INFO] [stderr] | [INFO] [stderr] 255 | self.column_map.iter().map(|(c,i)| c.clone()).collect() [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `column` [INFO] [stderr] --> src/mmap_table.rs:258:24 [INFO] [stderr] | [INFO] [stderr] 258 | fn group_by(&self, column: &str) -> Result, TableError> { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_column` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mid` [INFO] [stderr] --> src/mmap_table.rs:281:29 [INFO] [stderr] | [INFO] [stderr] 281 | fn split_rows_at(&self, mid: usize) -> Result<(Self::TableSliceType, Self::TableSliceType), TableError> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_mid` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `compare` [INFO] [stderr] --> src/mmap_table.rs:287:75 [INFO] [stderr] | [INFO] [stderr] 287 | fn sort_by Ordering>(&self, compare: F) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_compare` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_col` [INFO] [stderr] --> src/mmap_table.rs:291:29 [INFO] [stderr] | [INFO] [stderr] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_col` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_col` [INFO] [stderr] --> src/mmap_table.rs:291:44 [INFO] [stderr] | [INFO] [stderr] 291 | fn rename_column(&self, old_col :&str, new_col :&str) -> Result { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_col` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mmap_table.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut mmap = unsafe { MmapMut::map_mut(&file)? }; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | self.append_row(row); [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] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:168:9 [INFO] [stderr] | [INFO] [stderr] 168 | csv.write_record(self.columns()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | / csv.write_record(self.columns().iter().map(|c| { [INFO] [stderr] 173 | | row.get(c).as_string() [INFO] [stderr] 174 | | })); [INFO] [stderr] | |________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/row_table.rs:344:13 [INFO] [stderr] | [INFO] [stderr] 344 | writeln!(f, "{:?}", self.table.lock().unwrap().rows[*row]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `large_table` (lib) generated 53 warnings [INFO] [stderr] warning: unused import: `chrono::Duration` [INFO] [stderr] --> src/mmap_table.rs:321:9 [INFO] [stderr] | [INFO] [stderr] 321 | use chrono::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/row_table.rs:504:9 [INFO] [stderr] | [INFO] [stderr] 504 | table.filter_by(|r| { r.get("B"); true }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/row_table.rs:506:31 [INFO] [stderr] | [INFO] [stderr] 506 | table.update_by(|r| { r.set("B", Value::Integer(7));} ); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: `large_table` (lib test) generated 56 warnings (53 duplicates) [INFO] [stdout] running 5 tests [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.14s [INFO] [stdout] test value::test::float ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/large_table-935dda052e616722) [INFO] [stdout] test value::test::integer ... ok [INFO] [stdout] test row_table::tests::to_from_csv ... ok [INFO] [stdout] test value::test::date_time ... ok [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test mmap_table::tests::new ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- mmap_table::tests::new stdout ---- [INFO] [stdout] thread 'mmap_table::tests::new' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/mmap_table.rs:335:79 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x563ab3b8e3f0 - std::backtrace_rs::backtrace::libunwind::trace::ha0ad43e8a952bfe7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x563ab3b8e3f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h6830419c0c4130dc [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x563ab3b8e3f0 - std::sys_common::backtrace::_print_fmt::h8f3516631ffa1ef5 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x563ab3b8e3f0 - ::fmt::he1640d5f0d93f618 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x563ab3bb253c - core::fmt::write::h88012e1f01caeebf [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x563ab3b8b495 - std::io::Write::write_fmt::h7728c39ea5632753 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x563ab3b9055b - std::sys_common::backtrace::_print::ha1f00492f406a015 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x563ab3b9055b - std::sys_common::backtrace::print::hd54561b13feb6af3 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x563ab3b9055b - std::panicking::default_hook::{{closure}}::h84fe124cd0864662 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x563ab3b9006c - std::panicking::default_hook::h5a8e74a76ce290a7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x563ab3b90c24 - std::panicking::rust_panic_with_hook::h67c812a4fe9d4c91 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x563ab3b90707 - std::panicking::begin_panic_handler::{{closure}}::h33f9c1b96af300d7 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x563ab3b8e8ec - std::sys_common::backtrace::__rust_end_short_backtrace::h51bae64be5921f0e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x563ab3b90669 - rust_begin_unwind [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x563ab3a92531 - core::panicking::panic_fmt::h12a3a3c256485fca [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x563ab3a92623 - core::result::unwrap_failed::h2d8d0952e3250de9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1599:5 [INFO] [stdout] 16: 0x563ab3aa50f1 - core::result::Result::unwrap::h9953393e73890763 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1281:23 [INFO] [stdout] 17: 0x563ab3aa457a - large_table::mmap_table::tests::new::hd32a3ac61130faa6 [INFO] [stdout] at /opt/rustwide/workdir/src/mmap_table.rs:335:21 [INFO] [stdout] 18: 0x563ab3aa450a - large_table::mmap_table::tests::new::{{closure}}::hc3a7827df42fe6d8 [INFO] [stdout] at /opt/rustwide/workdir/src/mmap_table.rs:331:5 [INFO] [stdout] 19: 0x563ab3a9cb2e - core::ops::function::FnOnce::call_once::h7333c6f1f9e337a2 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x563ab3adf073 - core::ops::function::FnOnce::call_once::h5aba9a5d361d6c79 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x563ab3adf073 - test::__rust_begin_short_backtrace::h705bb53b2b1d45e6 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:578:5 [INFO] [stdout] 22: 0x563ab3addb28 - as core::ops::function::FnOnce>::call_once::ha20f614d7c0b2b6d [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x563ab3addb28 - as core::ops::function::FnOnce<()>>::call_once::hf02f19eeb64ceabd [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x563ab3addb28 - std::panicking::try::do_call::h4bfab65eb3b4b036 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x563ab3addb28 - std::panicking::try::h6613a46a6d2b6f88 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x563ab3addb28 - std::panic::catch_unwind::h9f07b17b60991273 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x563ab3addb28 - test::run_test_in_process::hc38797eecf07854f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:601:18 [INFO] [stdout] 28: 0x563ab3addb28 - test::run_test::run_test_inner::{{closure}}::hac209db8bce0fd77 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:493:39 [INFO] [stdout] 29: 0x563ab3aac2bd - test::run_test::run_test_inner::{{closure}}::h4aefdd4b4a423e20 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/test/src/lib.rs:520:37 [INFO] [stdout] 30: 0x563ab3aac2bd - std::sys_common::backtrace::__rust_begin_short_backtrace::h652c9e2663704700 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x563ab3ab0a98 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hd84fd5e0b5b1f45f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x563ab3ab0a98 - as core::ops::function::FnOnce<()>>::call_once::he23556962a2ae14b [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x563ab3ab0a98 - std::panicking::try::do_call::h67d4f93e1fbaa5f9 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x563ab3ab0a98 - std::panicking::try::h396886e678db815e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x563ab3ab0a98 - std::panic::catch_unwind::hc1d64dcecf0a00e0 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x563ab3ab0a98 - std::thread::Builder::spawn_unchecked::{{closure}}::hc2644cf33cb61d8e [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x563ab3ab0a98 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h4473c2c77b66963f [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x563ab3b957b7 - as core::ops::function::FnOnce>::call_once::h6bff7798948b1075 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x563ab3b957b7 - as core::ops::function::FnOnce>::call_once::hc2d25ac38f6b2342 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x563ab3b957b7 - std::sys::unix::thread::Thread::new::thread_start::hbba5bc368baac205 [INFO] [stdout] at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys/unix/thread.rs:74:17 [INFO] [stdout] 41: 0x7f0e26cbd609 - start_thread [INFO] [stdout] 42: 0x7f0e26a8f293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] mmap_table::tests::new [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "67747a6788410361387ce960524050db1d9e3fc4cf4d850e3096db1a7582bb49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67747a6788410361387ce960524050db1d9e3fc4cf4d850e3096db1a7582bb49", kill_on_drop: false }` [INFO] [stdout] 67747a6788410361387ce960524050db1d9e3fc4cf4d850e3096db1a7582bb49