[INFO] fetching crate uptown_funk 0.1.2...
[INFO] checking uptown_funk-0.1.2 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate uptown_funk 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate uptown_funk 0.1.2 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uptown_funk 0.1.2
[INFO] finished tweaking crates.io crate uptown_funk 0.1.2
[INFO] tweaked toml for crates.io crate uptown_funk 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer-object v1.0.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f4d61c431b34ef65076f9689efd0608366525cb036ed7da93ace424217a2967
[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" "8f4d61c431b34ef65076f9689efd0608366525cb036ed7da93ace424217a2967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4d61c431b34ef65076f9689efd0608366525cb036ed7da93ace424217a2967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4d61c431b34ef65076f9689efd0608366525cb036ed7da93ace424217a2967", kill_on_drop: false }`
[INFO] [stdout] 8f4d61c431b34ef65076f9689efd0608366525cb036ed7da93ace424217a2967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2eeb4684b2a55dfa1c2eb644492f278ed364a155d116a03938e6b157e501a5f
[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" "e2eeb4684b2a55dfa1c2eb644492f278ed364a155d116a03938e6b157e501a5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling uptown_funk_macro v0.1.2
[INFO] [stderr]     Checking uptown_funk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     data: Option<D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/memory.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         unsafe {
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/lib.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     data: Option<D>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/add_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/add_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/custom_type_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, Executor, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/custom_type_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/trap_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, Executor, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/trap_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/mutable_state_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, Executor, HostFunctions, StateMarker};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/mutable_state_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `common::*`
[INFO] [stdout]   --> tests/mutable_state_test.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use common::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> tests/add_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn add(&self, a: i32, b: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> tests/custom_type_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn add(&self, a: MyNumber, b: MyNumber) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `trap`
[INFO] [stdout]   --> tests/trap_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn trap(&self) -> Traps {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/ref_str_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create`
[INFO] [stdout]   --> tests/mutable_state_test.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn create(&mut self, number: i32) -> MyNumber {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `value`
[INFO] [stdout]   --> tests/mutable_state_test.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn value(&self, number: MyNumber) -> i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> tests/mutable_state_test.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn add(&mut self, a: MyNumber, b: MyNumber) -> MyNumber {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sum`
[INFO] [stdout]   --> tests/mutable_state_test.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn sum(&self) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> tests/mutable_state_test.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn new(value: i32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/ref_str_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/pointer_test.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/pointer_test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count_a`
[INFO] [stdout]   --> tests/ref_str_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn count_a(&self, words: &str) -> i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> tests/ref_str_test.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn add(&self, a: &str, b: &str, c: &mut [u8]) {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/custom_type_return_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, Executor, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/custom_type_return_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> tests/pointer_test.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn write(&self, value: f64, mut destination: Pointer<f64>) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/ioslice_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/ioslice_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/multivalue_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/multivalue_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HostFunctions`, `memory::Memory`
[INFO] [stdout]  --> tests/multiple_namespaces_test.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use uptown_funk::{host_functions, memory::Memory, HostFunctions};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read`
[INFO] [stdout]  --> tests/multiple_namespaces_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `return_7`
[INFO] [stdout]   --> tests/custom_type_return_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn return_7(&self) -> MyNumber {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `return_1_2_3`
[INFO] [stdout]   --> tests/custom_type_return_test.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn return_1_2_3(&self) -> (MyNumber, MyNumber, MyNumber) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `leet`
[INFO] [stdout]   --> tests/multivalue_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn leet(&self) -> (i32, f32, i64) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vectored_read`
[INFO] [stdout]   --> tests/ioslice_test.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn vectored_read(&self, bufs: &mut [IoSliceMut<'_>]) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `vectored_write`
[INFO] [stdout]   --> tests/ioslice_test.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn vectored_write(&self, _bufs: &[std::io::IoSlice<'_>]) {}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> tests/multiple_namespaces_test.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn add(&self, a: i32, b: i32) -> i32 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `Command { std: "docker" "inspect" "e2eeb4684b2a55dfa1c2eb644492f278ed364a155d116a03938e6b157e501a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2eeb4684b2a55dfa1c2eb644492f278ed364a155d116a03938e6b157e501a5f", kill_on_drop: false }`
[INFO] [stdout] e2eeb4684b2a55dfa1c2eb644492f278ed364a155d116a03938e6b157e501a5f