[INFO] cloning repository https://github.com/PhilipDaniels/async-std-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilipDaniels/async-std-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipDaniels%2Fasync-std-demo", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c595a3e938b6d6a1831927bd376980a83d07d52e
[INFO] testing PhilipDaniels/async-std-demo against 1.63.0 for beta-1.64-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilipDaniels%2Fasync-std-demo" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PhilipDaniels/async-std-demo on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/PhilipDaniels/async-std-demo
[INFO] tweaked toml for git repo https://github.com/PhilipDaniels/async-std-demo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/PhilipDaniels/async-std-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] 8a7afc176bf297bb8c6cbafd55cd74b3fc210ce8e7561ac476f2d95f771e0f2c
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[INFO] [stderr]    Compiling serde_json v1.0.42
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[INFO] [stderr]    Compiling async-attributes v1.1.1
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[INFO] [stderr]    Compiling futures-macro v0.3.1
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[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/main.rs:194:20
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 Ok(body) => {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/main.rs:210:20
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 Ok(body) => { // Possibly do something useful with the body of the request here.
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_two_async_fns` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn demo_waiting_for_two_async_fns() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_both_sleepers` is never used
[INFO] [stdout]   --> src/main.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | async fn call_both_sleepers() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_sleeper` is never used
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | async fn first_sleeper() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second_sleeper` is never used
[INFO] [stdout]   --> src/main.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | async fn second_sleeper() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print` is never used
[INFO] [stdout]   --> src/main.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | async fn sleep_and_print(future_number: u32, sleep_millis: u64) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps` is never used
[INFO] [stdout]   --> src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn demo_waiting_for_multiple_random_sleeps() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print_and_return_value` is never used
[INFO] [stdout]   --> src/main.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 | async fn sleep_and_print_and_return_value(future_number: u32, sleep_millis: u64) -> u32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps_with_return_values` is never used
[INFO] [stdout]   --> src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn demo_waiting_for_multiple_random_sleeps_with_return_values() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print_and_return_error` is never used
[INFO] [stdout]    --> src/main.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 | async fn sleep_and_print_and_return_error(future_number: u32, sleep_millis: u64) -> Result<u32, String> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps_with_errors` is never used
[INFO] [stdout]    --> src/main.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn demo_waiting_for_multiple_random_sleeps_with_errors() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_downloading_urls_on_one_thread` is never used
[INFO] [stdout]    --> src/main.rs:184:4
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn demo_downloading_urls_on_one_thread() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "8a7afc176bf297bb8c6cbafd55cd74b3fc210ce8e7561ac476f2d95f771e0f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7afc176bf297bb8c6cbafd55cd74b3fc210ce8e7561ac476f2d95f771e0f2c", kill_on_drop: false }`
[INFO] [stdout] 8a7afc176bf297bb8c6cbafd55cd74b3fc210ce8e7561ac476f2d95f771e0f2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d3bad7a7eba18ec842b5109a40b32b86f47d1ecb062fd3b413ca721e50339d6
[INFO] running `Command { std: "docker" "start" "-a" "4d3bad7a7eba18ec842b5109a40b32b86f47d1ecb062fd3b413ca721e50339d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling asss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/main.rs:194:20
[INFO] [stdout]     |
[INFO] [stdout] 194 |                 Ok(body) => {
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/main.rs:210:20
[INFO] [stdout]     |
[INFO] [stdout] 210 |                 Ok(body) => { // Possibly do something useful with the body of the request here.
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_two_async_fns` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn demo_waiting_for_two_async_fns() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `call_both_sleepers` is never used
[INFO] [stdout]   --> src/main.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | async fn call_both_sleepers() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_sleeper` is never used
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | async fn first_sleeper() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second_sleeper` is never used
[INFO] [stdout]   --> src/main.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | async fn second_sleeper() {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print` is never used
[INFO] [stdout]   --> src/main.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | async fn sleep_and_print(future_number: u32, sleep_millis: u64) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps` is never used
[INFO] [stdout]   --> src/main.rs:50:4
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn demo_waiting_for_multiple_random_sleeps() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print_and_return_value` is never used
[INFO] [stdout]   --> src/main.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 | async fn sleep_and_print_and_return_value(future_number: u32, sleep_millis: u64) -> u32 {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps_with_return_values` is never used
[INFO] [stdout]   --> src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn demo_waiting_for_multiple_random_sleeps_with_return_values() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sleep_and_print_and_return_error` is never used
[INFO] [stdout]    --> src/main.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 | async fn sleep_and_print_and_return_error(future_number: u32, sleep_millis: u64) -> Result<u32, String> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_waiting_for_multiple_random_sleeps_with_errors` is never used
[INFO] [stdout]    --> src/main.rs:123:4
[INFO] [stdout]     |
[INFO] [stdout] 123 | fn demo_waiting_for_multiple_random_sleeps_with_errors() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `demo_downloading_urls_on_one_thread` is never used
[INFO] [stdout]    --> src/main.rs:184:4
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn demo_downloading_urls_on_one_thread() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "4d3bad7a7eba18ec842b5109a40b32b86f47d1ecb062fd3b413ca721e50339d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d3bad7a7eba18ec842b5109a40b32b86f47d1ecb062fd3b413ca721e50339d6", kill_on_drop: false }`
[INFO] [stdout] 4d3bad7a7eba18ec842b5109a40b32b86f47d1ecb062fd3b413ca721e50339d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 12d7b2d6c49fa0a41a5abe1c2108cdf72654a312c40765867d719e5a70904b2b
[INFO] running `Command { std: "docker" "start" "-a" "12d7b2d6c49fa0a41a5abe1c2108cdf72654a312c40765867d719e5a70904b2b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]    --> src/main.rs:194:20
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 Ok(body) => {
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `body`
[INFO] [stderr]    --> src/main.rs:210:20
[INFO] [stderr]     |
[INFO] [stderr] 210 |                 Ok(body) => { // Possibly do something useful with the body of the request here.
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo_waiting_for_two_async_fns` is never used
[INFO] [stderr]   --> src/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn demo_waiting_for_two_async_fns() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `call_both_sleepers` is never used
[INFO] [stderr]   --> src/main.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 | async fn call_both_sleepers() {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `first_sleeper` is never used
[INFO] [stderr]   --> src/main.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | async fn first_sleeper() {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `second_sleeper` is never used
[INFO] [stderr]   --> src/main.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | async fn second_sleeper() {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sleep_and_print` is never used
[INFO] [stderr]   --> src/main.rs:42:10
[INFO] [stderr]    |
[INFO] [stderr] 42 | async fn sleep_and_print(future_number: u32, sleep_millis: u64) {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo_waiting_for_multiple_random_sleeps` is never used
[INFO] [stderr]   --> src/main.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn demo_waiting_for_multiple_random_sleeps() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sleep_and_print_and_return_value` is never used
[INFO] [stderr]   --> src/main.rs:80:10
[INFO] [stderr]    |
[INFO] [stderr] 80 | async fn sleep_and_print_and_return_value(future_number: u32, sleep_millis: u64) -> u32 {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo_waiting_for_multiple_random_sleeps_with_return_values` is never used
[INFO] [stderr]   --> src/main.rs:88:4
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn demo_waiting_for_multiple_random_sleeps_with_return_values() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sleep_and_print_and_return_error` is never used
[INFO] [stderr]    --> src/main.rs:111:10
[INFO] [stderr]     |
[INFO] [stderr] 111 | async fn sleep_and_print_and_return_error(future_number: u32, sleep_millis: u64) -> Result<u32, String> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo_waiting_for_multiple_random_sleeps_with_errors` is never used
[INFO] [stderr]    --> src/main.rs:123:4
[INFO] [stderr]     |
[INFO] [stderr] 123 | fn demo_waiting_for_multiple_random_sleeps_with_errors() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `demo_downloading_urls_on_one_thread` is never used
[INFO] [stderr]    --> src/main.rs:184:4
[INFO] [stderr]     |
[INFO] [stderr] 184 | fn demo_downloading_urls_on_one_thread() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `asss` (bin "asss" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/asss-099e061183fb0c6d)
[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" "12d7b2d6c49fa0a41a5abe1c2108cdf72654a312c40765867d719e5a70904b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d7b2d6c49fa0a41a5abe1c2108cdf72654a312c40765867d719e5a70904b2b", kill_on_drop: false }`
[INFO] [stdout] 12d7b2d6c49fa0a41a5abe1c2108cdf72654a312c40765867d719e5a70904b2b