[INFO] fetching crate laputa-h2-futures-lite 0.4.19-beta.0...
[INFO] checking laputa-h2-futures-lite-0.4.19-beta.0 against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6 for pr-133502-30
[INFO] extracting crate laputa-h2-futures-lite 0.4.19-beta.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate laputa-h2-futures-lite 0.4.19-beta.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate laputa-h2-futures-lite 0.4.19-beta.0
[INFO] tweaked toml for crates.io crate laputa-h2-futures-lite 0.4.19-beta.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate laputa-h2-futures-lite 0.4.19-beta.0 on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate laputa-h2-futures-lite 0.4.19-beta.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" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265
[INFO] running `Command { std: "docker" "start" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]     Checking futures-core v0.3.33
[INFO] [stderr]     Checking fastrand v2.5.0
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking futures-sink v0.3.33
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]     Checking quickcheck v1.1.0
[INFO] [stderr]     Checking laputa-h2-futures-lite v0.4.19-beta.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/futures_codec/lines_codec.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{cmp, fmt, io, str, usize};
[INFO] [stdout]   |                              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/futures_codec/lines_codec.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |             max_length: usize::MAX,
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/futures_codec/lines_codec.rs:5:30
[INFO] [stdout]    |
[INFO] [stdout]  5 | use std::{cmp, fmt, io, str, usize};
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:91:24
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated constant `std::usize::MAX`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/futures_codec/lines_codec.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |             max_length: usize::MAX,
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]  --> examples/server.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]  --> examples/server.rs:9:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[tokio::main]
[INFO] [stdout]   |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]  --> examples/client.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]  --> examples/client.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[tokio::main]
[INFO] [stdout]   |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> benches/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tokio::net::{TcpListener, TcpStream};
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]  --> examples/akamai.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> examples/client.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     tokio::spawn(async move {
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]  --> examples/client.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub async fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laputa-h2-futures-lite` (example "client") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio_rustls` in this scope
[INFO] [stdout]  --> examples/akamai.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio_rustls::rustls::{pki_types::ServerName, RootCertStore};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_rustls`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio_rustls`, use `cargo add tokio_rustls` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tokio_rustls`
[INFO] [stdout]  --> examples/akamai.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio_rustls::TlsConnector;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_rustls`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tokio_rustls`, use `cargo add tokio_rustls` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> examples/akamai.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[tokio::main]
[INFO] [stdout]    |   ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/server.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("listening on {:?}", listener.local_addr());
[INFO] [stdout]    |                                            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio_rustls` in this scope
[INFO] [stdout]   --> examples/akamai.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |         let mut c = tokio_rustls::rustls::ClientConfig::builder()
[INFO] [stdout]    |                     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tokio_rustls`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio_rustls`, use `cargo add tokio_rustls` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `webpki_roots` in this scope
[INFO] [stdout]   --> examples/akamai.rs:18:51
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let root_store = RootCertStore::from_iter(webpki_roots::TLS_SERVER_ROOTS.iter().cloned());
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^ use of unresolved module or unlinked crate `webpki_roots`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `webpki_roots`, use `cargo add webpki_roots` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `local_addr` found for type `!` in the current scope
[INFO] [stdout]   --> examples/server.rs:15:44
[INFO] [stdout]    |
[INFO] [stdout] 15 |     println!("listening on {:?}", listener.local_addr());
[INFO] [stdout]    |                                            ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> examples/akamai.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     tokio::spawn(async move {
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/akamai.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let (_, mut body) = response.await?.into_parts();
[INFO] [stdout]    |                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]   --> examples/server.rs:18:52
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if let Ok((socket, _peer_addr)) = listener.accept().await {
[INFO] [stdout]    |                                                    ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]   --> examples/server.rs:18:52
[INFO] [stdout]    |
[INFO] [stdout] 18 |         if let Ok((socket, _peer_addr)) = listener.accept().await {
[INFO] [stdout]    |                                           -------- ^^^^^^ unreachable call
[INFO] [stdout]    |                                           |
[INFO] [stdout]    |                                           any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> examples/server.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             tokio::spawn(async move {
[INFO] [stdout]    |             ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> examples/server.rs:32:41
[INFO] [stdout]    |
[INFO] [stdout] 32 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `into_parts` found for type `!` in the current scope
[INFO] [stdout]   --> examples/akamai.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let (_, mut body) = response.await?.into_parts();
[INFO] [stdout]    |                                         ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]   --> examples/server.rs:32:41
[INFO] [stdout]    |
[INFO] [stdout] 32 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]    |                                         ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:324:18
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout]     |                  ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 324 -         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout] 324 +         let rt = Builder::new_multi_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:336:18
[INFO] [stdout]     |
[INFO] [stdout] 336 |         let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout]     |                  ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 336 -         let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout] 336 +         let rt = Builder::new_current_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> examples/akamai.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub async fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:343:14
[INFO] [stdout]     |
[INFO] [stdout] 343 |     let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout]     |              ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 343 -     let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout] 343 +     let rt = Builder::new_current_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:352:18
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout]     |                  ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 352 -         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout] 352 +         let rt = Builder::new_multi_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> examples/server.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         tokio::spawn(async move {
[INFO] [stdout]    |         ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:360:14
[INFO] [stdout]     |
[INFO] [stdout] 360 |     let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout]     |              ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 360 -     let rt = tokio::runtime::Builder::new_current_thread()
[INFO] [stdout] 360 +     let rt = Builder::new_current_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:369:18
[INFO] [stdout]     |
[INFO] [stdout] 369 |         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout]     |                  ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::client::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::server::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::thread::Builder;
[INFO] [stdout]     |
[INFO] [stdout]   1 + use env_logger::Builder;
[INFO] [stdout]     |
[INFO] [stdout]     = and 6 other candidates
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 369 -         let rt = tokio::runtime::Builder::new_multi_thread()
[INFO] [stdout] 369 +         let rt = Builder::new_multi_thread()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> benches/main.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         if let Ok((socket, _peer_addr)) = listener.accept().await {
[INFO] [stdout]    |                                                    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout]    = note: `#[warn(method_call_on_diverging_infer_var)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]   --> examples/server.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | async fn main() -> Result<(), Box<dyn Error + Send + Sync>> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]   --> benches/main.rs:74:52
[INFO] [stdout]    |
[INFO] [stdout] 74 |         if let Ok((socket, _peer_addr)) = listener.accept().await {
[INFO] [stdout]    |                                                    ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> benches/main.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             tokio::spawn(async move {
[INFO] [stdout]    |             ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laputa-h2-futures-lite` (example "akamai") due to 9 previous errors; 2 warnings emitted
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]   --> benches/main.rs:86:41
[INFO] [stdout]    |
[INFO] [stdout] 86 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider providing a type annotation
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]   --> benches/main.rs:86:41
[INFO] [stdout]    |
[INFO] [stdout] 86 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]    |                                         ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599, E0752.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]   --> benches/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         tokio::spawn(async move {
[INFO] [stdout]    |         ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 123 |     tokio::spawn(async move {
[INFO] [stdout]     |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:132:20
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let task = tokio::spawn(async move {
[INFO] [stdout]     |                    ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laputa-h2-futures-lite` (example "server") due to 8 previous errors; 5 warnings emitted
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]    --> benches/main.rs:168:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let addr = listener.local_addr()?;
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider providing a type annotation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `local_addr` found for type `!` in the current scope
[INFO] [stdout]    --> benches/main.rs:168:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let addr = listener.local_addr()?;
[INFO] [stdout]     |                         ^^^^^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     tokio::spawn(async move {
[INFO] [stdout]     |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]    --> benches/main.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let (socket, _peer_addr) = listener.accept().await.unwrap();
[INFO] [stdout]     |                                             ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> benches/main.rs:179:45
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let (socket, _peer_addr) = listener.accept().await.unwrap();
[INFO] [stdout]     |                                    -------- ^^^^^^ unreachable call
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    any code following this expression is unreachable
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |     tokio::spawn(async move {
[INFO] [stdout]     |     ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 206 |         handles.push(tokio::spawn(async move {
[INFO] [stdout]     |                      ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method call on a diverging inference variable
[INFO] [stdout]    --> benches/main.rs:249:41
[INFO] [stdout]     |
[INFO] [stdout] 249 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]     |                                         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider providing a type annotation
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #156047 <https://github.com/rust-lang/rust/issues/156047>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `accept` found for type `!` in the current scope
[INFO] [stdout]    --> benches/main.rs:249:41
[INFO] [stdout]     |
[INFO] [stdout] 249 |     while let Some(result) = connection.accept().await {
[INFO] [stdout]     |                                         ^^^^^^ method not found in `!`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `tokio` in this scope
[INFO] [stdout]    --> benches/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         tokio::spawn(async move {
[INFO] [stdout]     |         ^^^^^ use of unresolved module or unlinked crate `tokio`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laputa-h2-futures-lite` (bench "main") due to 20 previous errors; 9 warnings emitted
[INFO] [stderr] error: could not compile `laputa-h2-futures-lite` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265", kill_on_drop: false }`
[INFO] [stdout] 78a5e041c0995aa83828192c52479ec2e1be366de9da66328c745f0dd0ee3265
