[INFO] cloning repository https://github.com/rbutenuth/rfpl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbutenuth/rfpl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbutenuth%2Frfpl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbutenuth%2Frfpl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1594ba8d5baf9593f8b4d75917eaca68feebf77
[INFO] testing rbutenuth/rfpl against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbutenuth%2Frfpl" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rbutenuth/rfpl
[INFO] finished tweaking git repo https://github.com/rbutenuth/rfpl
[INFO] tweaked toml for git repo https://github.com/rbutenuth/rfpl written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rbutenuth/rfpl on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rbutenuth/rfpl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 797c215bdfdf7ee5dee4b303fa1ab6e45c04ce025d771150b1053215c4c56301
[INFO] running `Command { std: "docker" "start" "-a" "797c215bdfdf7ee5dee4b303fa1ab6e45c04ce025d771150b1053215c4c56301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "797c215bdfdf7ee5dee4b303fa1ab6e45c04ce025d771150b1053215c4c56301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797c215bdfdf7ee5dee4b303fa1ab6e45c04ce025d771150b1053215c4c56301", kill_on_drop: false }`
[INFO] [stdout] 797c215bdfdf7ee5dee4b303fa1ab6e45c04ce025d771150b1053215c4c56301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6422aa0e4bbae8d0c817b21d0c6af56e2cba39c14119dc9498b276ac7e81302f
[INFO] running `Command { std: "docker" "start" "-a" "6422aa0e4bbae8d0c817b21d0c6af56e2cba39c14119dc9498b276ac7e81302f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfpl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt, sync::Arc};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/list/access.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/list/access.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bucket`
[INFO] [stdout]  --> src/list/access.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Bucket, FplList};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/list/access.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if (self.buckets.len() > 0) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         if (self.buckets.len() > 0) {
[INFO] [stdout] 36 +         if self.buckets.len() > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct FplError{
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FplError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_SIZE` is never used
[INFO] [stdout]  --> src/list/construct.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const BASE_SIZE: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FACTOR` is never used
[INFO] [stdout]  --> src/list/construct.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const FACTOR: usize = 4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `experiment` is never used
[INFO] [stdout]   --> src/list/construct.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn experiment() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "6422aa0e4bbae8d0c817b21d0c6af56e2cba39c14119dc9498b276ac7e81302f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6422aa0e4bbae8d0c817b21d0c6af56e2cba39c14119dc9498b276ac7e81302f", kill_on_drop: false }`
[INFO] [stdout] 6422aa0e4bbae8d0c817b21d0c6af56e2cba39c14119dc9498b276ac7e81302f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf850885a3898e725afa46b92f08bbae7a299f84dbc8f4a88680a977404025e1
[INFO] running `Command { std: "docker" "start" "-a" "bf850885a3898e725afa46b92f08bbae7a299f84dbc8f4a88680a977404025e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfpl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt, sync::Arc};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/list/access.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/list/access.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bucket`
[INFO] [stdout]  --> src/list/access.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Bucket, FplList};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/list/access.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if (self.buckets.len() > 0) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         if (self.buckets.len() > 0) {
[INFO] [stdout] 36 +         if self.buckets.len() > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct FplError{
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FplError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_SIZE` is never used
[INFO] [stdout]  --> src/list/construct.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const BASE_SIZE: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FACTOR` is never used
[INFO] [stdout]  --> src/list/construct.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const FACTOR: usize = 4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `experiment` is never used
[INFO] [stdout]   --> src/list/construct.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn experiment() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/lib.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt, sync::Arc};
[INFO] [stdout]   |                              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/list/access.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/list/access.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bucket`
[INFO] [stdout]  --> src/list/access.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use super::{Bucket, FplList};
[INFO] [stdout]   |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/list/access.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |         if (self.buckets.len() > 0) {
[INFO] [stdout]    |            ^                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -         if (self.buckets.len() > 0) {
[INFO] [stdout] 36 +         if self.buckets.len() > 0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]   --> src/lib.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct FplError{
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 50 |     message: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FplError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BASE_SIZE` is never used
[INFO] [stdout]  --> src/list/construct.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const BASE_SIZE: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FACTOR` is never used
[INFO] [stdout]  --> src/list/construct.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const FACTOR: usize = 4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `experiment` is never used
[INFO] [stdout]   --> src/list/construct.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn experiment() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "bf850885a3898e725afa46b92f08bbae7a299f84dbc8f4a88680a977404025e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf850885a3898e725afa46b92f08bbae7a299f84dbc8f4a88680a977404025e1", kill_on_drop: false }`
[INFO] [stdout] bf850885a3898e725afa46b92f08bbae7a299f84dbc8f4a88680a977404025e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75976b33069a2de8f0dd00bc475481981a7aea29e32ddb11a1221422fe91fe2b
[INFO] running `Command { std: "docker" "start" "-a" "75976b33069a2de8f0dd00bc475481981a7aea29e32ddb11a1221422fe91fe2b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `sync::Arc`
[INFO] [stderr]  --> src/lib.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error::Error, fmt, sync::Arc};
[INFO] [stderr]   |                              ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/list/access.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]  --> src/list/access.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::sync::Arc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Bucket`
[INFO] [stderr]  --> src/list/access.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use super::{Bucket, FplList};
[INFO] [stderr]   |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/list/access.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |         if (self.buckets.len() > 0) {
[INFO] [stderr]    |            ^                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 36 -         if (self.buckets.len() > 0) {
[INFO] [stderr] 36 +         if self.buckets.len() > 0 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `message` is never read
[INFO] [stderr]   --> src/lib.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub struct FplError{
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 50 |     message: String,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FplError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `BASE_SIZE` is never used
[INFO] [stderr]  --> src/list/construct.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const BASE_SIZE: usize = 8;
[INFO] [stderr]   |       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FACTOR` is never used
[INFO] [stderr]  --> src/list/construct.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const FACTOR: usize = 4;
[INFO] [stderr]   |       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `experiment` is never used
[INFO] [stderr]   --> src/list/construct.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub fn experiment() {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rfpl` (lib) generated 9 warnings (run `cargo fix --lib -p rfpl` to apply 5 suggestions)
[INFO] [stderr] warning: `rfpl` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rfpl-beb1a66ed859c15a)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test list::access::tests::test_empty_has_len_0_and_get_fails ... ok
[INFO] [stdout] test list::access::tests::test_get_with_index_out_of_bounds_fails ... ok
[INFO] [stdout] test list::construct::tests::test_clone ... ok
[INFO] [stdout] test list::construct::tests::test_from_value_has_size_1 ... ok
[INFO] [stdout] test list::access::tests::test_get_with_negative_index_fails ... ok
[INFO] [stdout] test list::construct::tests::test_empty_has_size_0 ... ok
[INFO] [stdout] test list::access::tests::test_get_first ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rfpl-12b6f387d05b777a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rfpl
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/list/access.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |         if (self.buckets.len() > 0) {
[INFO] [stderr]    |            ^                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 36 -         if (self.buckets.len() > 0) {
[INFO] [stderr] 36 +         if self.buckets.len() > 0 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75976b33069a2de8f0dd00bc475481981a7aea29e32ddb11a1221422fe91fe2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75976b33069a2de8f0dd00bc475481981a7aea29e32ddb11a1221422fe91fe2b", kill_on_drop: false }`
[INFO] [stdout] 75976b33069a2de8f0dd00bc475481981a7aea29e32ddb11a1221422fe91fe2b