[INFO] cloning repository https://github.com/AgustinRamiroDiaz/rust-hash-tables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AgustinRamiroDiaz/rust-hash-tables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinRamiroDiaz%2Frust-hash-tables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinRamiroDiaz%2Frust-hash-tables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d0c69d3df3f2d54152b5d5898d45c4578312ff7
[INFO] testing AgustinRamiroDiaz/rust-hash-tables against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAgustinRamiroDiaz%2Frust-hash-tables" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AgustinRamiroDiaz/rust-hash-tables
[INFO] finished tweaking git repo https://github.com/AgustinRamiroDiaz/rust-hash-tables
[INFO] tweaked toml for git repo https://github.com/AgustinRamiroDiaz/rust-hash-tables written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AgustinRamiroDiaz/rust-hash-tables on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AgustinRamiroDiaz/rust-hash-tables 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9aed43ca0e166dc30fc293a3c8844a8a2f057a112b6da08068be900d216b9c3
[INFO] running `Command { std: "docker" "start" "-a" "b9aed43ca0e166dc30fc293a3c8844a8a2f057a112b6da08068be900d216b9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9aed43ca0e166dc30fc293a3c8844a8a2f057a112b6da08068be900d216b9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9aed43ca0e166dc30fc293a3c8844a8a2f057a112b6da08068be900d216b9c3", kill_on_drop: false }`
[INFO] [stdout] b9aed43ca0e166dc30fc293a3c8844a8a2f057a112b6da08068be900d216b9c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2090b07ee88d99beaf44a6cdb02d1688cb1583f88fd347a1d80d82dbfdc27b8a
[INFO] running `Command { std: "docker" "start" "-a" "2090b07ee88d99beaf44a6cdb02d1688cb1583f88fd347a1d80d82dbfdc27b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-tables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "2090b07ee88d99beaf44a6cdb02d1688cb1583f88fd347a1d80d82dbfdc27b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2090b07ee88d99beaf44a6cdb02d1688cb1583f88fd347a1d80d82dbfdc27b8a", kill_on_drop: false }`
[INFO] [stdout] 2090b07ee88d99beaf44a6cdb02d1688cb1583f88fd347a1d80d82dbfdc27b8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dbe7ef6a727ecc42f6fd19ad08727e06796aa712c1d9548842e844d0ac40c2e
[INFO] running `Command { std: "docker" "start" "-a" "2dbe7ef6a727ecc42f6fd19ad08727e06796aa712c1d9548842e844d0ac40c2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-tables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `TABLE_SIZE` is never used
[INFO] [stdout]  --> examples/3-struct.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash` is never used
[INFO] [stdout]  --> examples/3-struct.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hash(key: &str) -> usize {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashTable` is never constructed
[INFO] [stdout]   --> examples/3-struct.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct HashTable {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> examples/3-struct.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl HashTable {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 17 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn insert(&mut self, word: String) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn search(&self, word: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TABLE_SIZE` is never used
[INFO] [stdout]  --> examples/1-basic.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash` is never used
[INFO] [stdout]  --> examples/1-basic.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hash(key: &str) -> usize {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert` is never used
[INFO] [stdout]   --> examples/1-basic.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn insert(table: &mut [String], word: String) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]   --> examples/1-basic.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn search(table: &[String], word: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TABLE_SIZE` is never used
[INFO] [stdout]  --> examples/4-hash-trait.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashTable` is never constructed
[INFO] [stdout]  --> examples/4-hash-trait.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct HashTable<T>
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_hash` is never used
[INFO] [stdout]   --> examples/4-hash-trait.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn calculate_hash<H: Hash>(t: &H) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stdout]   --> examples/4-hash-trait.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | / impl<T> HashTable<T>
[INFO] [stdout] 19 | | where
[INFO] [stdout] 20 | |     T: Hash + PartialEq,
[INFO] [stdout]    | |________________________- associated items in this implementation
[INFO] [stdout] 21 |   {
[INFO] [stdout] 22 |       fn new() -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |       fn insert(&mut self, word: T) {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |       fn search(&self, word: &T) -> bool {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HashTable` is never constructed
[INFO] [stdout]  --> examples/5-vec-the-table.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct HashTable<T>
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `calculate_hash`, `insert`, and `search` are never used
[INFO] [stdout]   --> examples/5-vec-the-table.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | / impl<T> HashTable<T>
[INFO] [stdout] 12 | | where
[INFO] [stdout] 13 | |     T: Hash + PartialEq,
[INFO] [stdout]    | |________________________- associated items in this implementation
[INFO] [stdout] 14 |   {
[INFO] [stdout] 15 |       fn new(table_size: usize) -> Self {
[INFO] [stdout]    |          ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |       fn calculate_hash<H: Hash>(&self, t: &H) -> usize {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |       fn insert(&mut self, word: T) {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |       fn search(&self, word: T) -> bool {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TABLE_SIZE` is never used
[INFO] [stdout]  --> examples/2-handle-collisions.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hash` is never used
[INFO] [stdout]  --> examples/2-handle-collisions.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn hash(key: &str) -> usize {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert` is never used
[INFO] [stdout]   --> examples/2-handle-collisions.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn insert(table: &mut [Vec<String>], word: String) {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search` is never used
[INFO] [stdout]   --> examples/2-handle-collisions.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn search(table: &[Vec<String>], word: &str) -> bool {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "2dbe7ef6a727ecc42f6fd19ad08727e06796aa712c1d9548842e844d0ac40c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbe7ef6a727ecc42f6fd19ad08727e06796aa712c1d9548842e844d0ac40c2e", kill_on_drop: false }`
[INFO] [stdout] 2dbe7ef6a727ecc42f6fd19ad08727e06796aa712c1d9548842e844d0ac40c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 769f8ea892df9b088b82586335fbdde7bcc753eb82ea7b9549f6b30d35a4c1d3
[INFO] running `Command { std: "docker" "start" "-a" "769f8ea892df9b088b82586335fbdde7bcc753eb82ea7b9549f6b30d35a4c1d3", kill_on_drop: false }`
[INFO] [stderr] warning: constant `TABLE_SIZE` is never used
[INFO] [stderr]  --> examples/1-basic.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `hash` is never used
[INFO] [stderr]  --> examples/1-basic.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn hash(key: &str) -> usize {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `insert` is never used
[INFO] [stderr]   --> examples/1-basic.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn insert(table: &mut [String], word: String) {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `search` is never used
[INFO] [stderr]   --> examples/1-basic.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn search(table: &[String], word: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hash-tables` (example "1-basic") generated 4 warnings
[INFO] [stderr] warning: constant `TABLE_SIZE` is never used
[INFO] [stderr]  --> examples/3-struct.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `hash` is never used
[INFO] [stderr]  --> examples/3-struct.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn hash(key: &str) -> usize {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HashTable` is never constructed
[INFO] [stderr]   --> examples/3-struct.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct HashTable {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stderr]   --> examples/3-struct.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl HashTable {
[INFO] [stderr]    | -------------- associated items in this implementation
[INFO] [stderr] 17 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     fn insert(&mut self, word: String) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 29 |     fn search(&self, word: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TABLE_SIZE` is never used
[INFO] [stderr]  --> examples/4-hash-trait.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HashTable` is never constructed
[INFO] [stderr]  --> examples/4-hash-trait.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct HashTable<T>
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `calculate_hash` is never used
[INFO] [stderr]   --> examples/4-hash-trait.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn calculate_hash<H: Hash>(t: &H) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `insert`, and `search` are never used
[INFO] [stderr]   --> examples/4-hash-trait.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | / impl<T> HashTable<T>
[INFO] [stderr] 19 | | where
[INFO] [stderr] 20 | |     T: Hash + PartialEq,
[INFO] [stderr]    | |________________________- associated items in this implementation
[INFO] [stderr] 21 |   {
[INFO] [stderr] 22 |       fn new() -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |       fn insert(&mut self, word: T) {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 33 |       fn search(&self, word: &T) -> bool {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `TABLE_SIZE` is never used
[INFO] [stderr]  --> examples/2-handle-collisions.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | const TABLE_SIZE: usize = 10;
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `hash` is never used
[INFO] [stderr]  --> examples/2-handle-collisions.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn hash(key: &str) -> usize {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `insert` is never used
[INFO] [stderr]   --> examples/2-handle-collisions.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn insert(table: &mut [Vec<String>], word: String) {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `search` is never used
[INFO] [stderr]   --> examples/2-handle-collisions.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn search(table: &[Vec<String>], word: &str) -> bool {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HashTable` is never constructed
[INFO] [stderr]  --> examples/5-vec-the-table.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct HashTable<T>
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `calculate_hash`, `insert`, and `search` are never used
[INFO] [stderr]   --> examples/5-vec-the-table.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | / impl<T> HashTable<T>
[INFO] [stderr] 12 | | where
[INFO] [stderr] 13 | |     T: Hash + PartialEq,
[INFO] [stderr]    | |________________________- associated items in this implementation
[INFO] [stderr] 14 |   {
[INFO] [stderr] 15 |       fn new(table_size: usize) -> Self {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |       fn calculate_hash<H: Hash>(&self, t: &H) -> usize {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 27 |       fn insert(&mut self, word: T) {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |       fn search(&self, word: T) -> bool {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hash-tables` (example "3-struct") generated 4 warnings
[INFO] [stderr] warning: `hash-tables` (example "4-hash-trait") generated 4 warnings
[INFO] [stderr] warning: `hash-tables` (example "2-handle-collisions") generated 4 warnings
[INFO] [stderr] warning: `hash-tables` (example "5-vec-the-table") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hash_tables-4143be94edc90ea4)
[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" "769f8ea892df9b088b82586335fbdde7bcc753eb82ea7b9549f6b30d35a4c1d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769f8ea892df9b088b82586335fbdde7bcc753eb82ea7b9549f6b30d35a4c1d3", kill_on_drop: false }`
[INFO] [stdout] 769f8ea892df9b088b82586335fbdde7bcc753eb82ea7b9549f6b30d35a4c1d3
