[INFO] fetching crate developing 0.1.0...
[INFO] testing developing-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate developing 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate developing 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate developing 0.1.0
[INFO] finished tweaking crates.io crate developing 0.1.0
[INFO] tweaked toml for crates.io crate developing 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate developing 0.1.0 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22c64420ca2ddfc552f8fcd68c65253ad211a94243736de744aba8296af69598
[INFO] running `Command { std: "docker" "start" "-a" "22c64420ca2ddfc552f8fcd68c65253ad211a94243736de744aba8296af69598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c64420ca2ddfc552f8fcd68c65253ad211a94243736de744aba8296af69598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c64420ca2ddfc552f8fcd68c65253ad211a94243736de744aba8296af69598", kill_on_drop: false }`
[INFO] [stdout] 22c64420ca2ddfc552f8fcd68c65253ad211a94243736de744aba8296af69598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20ec09c9ea394c0a286bf6a943340ce1d0cf3d493166c5abf0be0b6c6cb0198f
[INFO] running `Command { std: "docker" "start" "-a" "20ec09c9ea394c0a286bf6a943340ce1d0cf3d493166c5abf0be0b6c6cb0198f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling developing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut hasher = &mut DefaultHasher::new();
[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: fields `hash_register` and `hasher` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct HashSetMapBuilder<T> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 14 |     hash_register: HashSetMap<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     hasher: Option<Rc<dyn Hasher>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn insert(&mut self, hasher: &'a mut dyn Hasher, input: T) -> Option<Rc<T>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_capacity` is never used
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new_with_hasher(hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_capacity_and_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new_with_capacity_and_hasher(capacity: usize, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build` is never used
[INFO] [stdout]   --> src/lib.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn build(self) -> HashMap<Rc<u64>, Rc<T>> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_hasher(mut self, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hasher` is never used
[INFO] [stdout]   --> src/lib.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn hasher(&mut self, hasher: Rc<dyn Hasher>) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]   --> src/lib.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/lib.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/lib.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "20ec09c9ea394c0a286bf6a943340ce1d0cf3d493166c5abf0be0b6c6cb0198f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ec09c9ea394c0a286bf6a943340ce1d0cf3d493166c5abf0be0b6c6cb0198f", kill_on_drop: false }`
[INFO] [stdout] 20ec09c9ea394c0a286bf6a943340ce1d0cf3d493166c5abf0be0b6c6cb0198f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dccc2010ce77ff4edaa4fa993772f5e8237d6f5cf2a6eb5edcde169f2e6d367c
[INFO] running `Command { std: "docker" "start" "-a" "dccc2010ce77ff4edaa4fa993772f5e8237d6f5cf2a6eb5edcde169f2e6d367c", kill_on_drop: false }`
[INFO] [stderr]    Compiling developing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut hasher = &mut DefaultHasher::new();
[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: fields `hash_register` and `hasher` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct HashSetMapBuilder<T> {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 14 |     hash_register: HashSetMap<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     hasher: Option<Rc<dyn Hasher>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert` is never used
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn insert(&mut self, hasher: &'a mut dyn Hasher, input: T) -> Option<Rc<T>> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_capacity` is never used
[INFO] [stdout]   --> src/lib.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new_with_hasher(hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_capacity_and_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new_with_capacity_and_hasher(capacity: usize, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build` is never used
[INFO] [stdout]   --> src/lib.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn build(self) -> HashMap<Rc<u64>, Rc<T>> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_hasher` is never used
[INFO] [stdout]   --> src/lib.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn with_hasher(mut self, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hasher` is never used
[INFO] [stdout]   --> src/lib.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn hasher(&mut self, hasher: Rc<dyn Hasher>) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `len` is never used
[INFO] [stdout]   --> src/lib.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/lib.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn is_empty(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear` is never used
[INFO] [stdout]   --> src/lib.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn clear(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "dccc2010ce77ff4edaa4fa993772f5e8237d6f5cf2a6eb5edcde169f2e6d367c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccc2010ce77ff4edaa4fa993772f5e8237d6f5cf2a6eb5edcde169f2e6d367c", kill_on_drop: false }`
[INFO] [stdout] dccc2010ce77ff4edaa4fa993772f5e8237d6f5cf2a6eb5edcde169f2e6d367c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 820cedeaa2740ba3ba303417813f41e84a3b006dfedb6db055d3069229c6229d
[INFO] running `Command { std: "docker" "start" "-a" "820cedeaa2740ba3ba303417813f41e84a3b006dfedb6db055d3069229c6229d", kill_on_drop: false }`
[INFO] [stderr] warning: found module declaration for lib.rs
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod lib;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: lib.rs is the root of this crate's library target
[INFO] [stderr]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stderr]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut hasher = &mut DefaultHasher::new();
[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: fields `hash_register` and `hasher` are never read
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct HashSetMapBuilder<T> {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 14 |     hash_register: HashSetMap<T>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 15 |     hasher: Option<Rc<dyn Hasher>>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `insert` is never used
[INFO] [stderr]   --> src/lib.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn insert(&mut self, hasher: &'a mut dyn Hasher, input: T) -> Option<Rc<T>> {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lib.rs:32:12
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_with_capacity` is never used
[INFO] [stderr]   --> src/lib.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new_with_capacity(capacity: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_with_hasher` is never used
[INFO] [stderr]   --> src/lib.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new_with_hasher(hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new_with_capacity_and_hasher` is never used
[INFO] [stderr]   --> src/lib.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 50 |     pub fn new_with_capacity_and_hasher(capacity: usize, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `build` is never used
[INFO] [stderr]   --> src/lib.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn build(self) -> HashMap<Rc<u64>, Rc<T>> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `with_hasher` is never used
[INFO] [stderr]   --> src/lib.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn with_hasher(mut self, hasher: Rc<dyn Hasher>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `hasher` is never used
[INFO] [stderr]   --> src/lib.rs:66:12
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn hasher(&mut self, hasher: Rc<dyn Hasher>) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `len` is never used
[INFO] [stderr]   --> src/lib.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn len(&self) -> usize {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_empty` is never used
[INFO] [stderr]   --> src/lib.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `clear` is never used
[INFO] [stderr]   --> src/lib.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn clear(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `developing` (bin "developing" test) generated 14 warnings (run `cargo fix --bin "developing" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/developing-cd640d240e346d9c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/developing-3c4c2a4e2efa43ac)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests developing
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] [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" "820cedeaa2740ba3ba303417813f41e84a3b006dfedb6db055d3069229c6229d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820cedeaa2740ba3ba303417813f41e84a3b006dfedb6db055d3069229c6229d", kill_on_drop: false }`
[INFO] [stdout] 820cedeaa2740ba3ba303417813f41e84a3b006dfedb6db055d3069229c6229d
