[INFO] cloning repository https://github.com/focusedride/rust_hello_tokio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/focusedride/rust_hello_tokio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocusedride%2Frust_hello_tokio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocusedride%2Frust_hello_tokio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a14a31ff195cb55cec1b8d4c512cfe445838932d
[INFO] building focusedride/rust_hello_tokio against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocusedride%2Frust_hello_tokio" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/focusedride/rust_hello_tokio on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/focusedride/rust_hello_tokio
[INFO] finished tweaking git repo https://github.com/focusedride/rust_hello_tokio
[INFO] tweaked toml for git repo https://github.com/focusedride/rust_hello_tokio written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/focusedride/rust_hello_tokio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mini-redis v0.4.0
[INFO] [stderr]   Downloaded atoi v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a498849ff58a1269f06f8940520a6bf6bf41f2942ab5e958030f11bd97718cc
[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" "1a498849ff58a1269f06f8940520a6bf6bf41f2942ab5e958030f11bd97718cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a498849ff58a1269f06f8940520a6bf6bf41f2942ab5e958030f11bd97718cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a498849ff58a1269f06f8940520a6bf6bf41f2942ab5e958030f11bd97718cc", kill_on_drop: false }`
[INFO] [stdout] 1a498849ff58a1269f06f8940520a6bf6bf41f2942ab5e958030f11bd97718cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa523c7e1cc3ffcb7c580813ef4e41b9dcf97b859faf588e5c47fd1007623b15
[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" "aa523c7e1cc3ffcb7c580813ef4e41b9dcf97b859faf588e5c47fd1007623b15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling atoi v0.3.3
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling tracing-subscriber v0.2.17
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tokio-stream v0.1.5
[INFO] [stderr]    Compiling mini-redis v0.4.0
[INFO] [stderr]    Compiling hello_tokio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Cursor`
[INFO] [stdout]   --> src/main.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut buf = Cursor::new(&self.buffer[..]);
[INFO] [stdout]    |                       ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::linked_list::Cursor;
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::io::Cursor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::mpsc`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tokio::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_buf` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:36:33
[INFO] [stdout]     |
[INFO] [stdout] 36  |             if 0 == self.stream.read_buf(&mut self.buffer).await? {
[INFO] [stdout]     |                                 ^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_read_ext.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |         fn read_buf<'a, B>(&'a mut self, buf: &'a mut B) -> ReadBuf<'a, Self, B>
[INFO] [stdout]     |            -------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncReadExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0698]: type inside `async fn` body must be known in this context
[INFO] [stdout]   --> src/main.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |             if 0 == self.stream.read_buf(&mut self.buffer).await? {
[INFO] [stdout]    |                ^ cannot infer type for type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: the type is part of the `async fn` body because of this `await`
[INFO] [stdout]   --> src/main.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |             if 0 == self.stream.read_buf(&mut self.buffer).await? {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_u8` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:48:29
[INFO] [stdout]     |
[INFO] [stdout] 48  |                 self.stream.write_u8(b'+').await?;
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:312:16
[INFO] [stdout]     |
[INFO] [stdout] 312 |             fn write_u8(&mut self, n: u8) -> WriteU8;
[INFO] [stdout]     |                -------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:49:29
[INFO] [stdout]     |
[INFO] [stdout] 49  |                 self.stream.write_all(val.as_bytes()).await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:50:29
[INFO] [stdout]     |
[INFO] [stdout] 50  |                 self.stream.write_all(b"\r\n").await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_u8` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:53:29
[INFO] [stdout]     |
[INFO] [stdout] 53  |                 self.stream.write_u8(b'-').await?;
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:312:16
[INFO] [stdout]     |
[INFO] [stdout] 312 |             fn write_u8(&mut self, n: u8) -> WriteU8;
[INFO] [stdout]     |                -------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:54:29
[INFO] [stdout]     |
[INFO] [stdout] 54  |                 self.stream.write_all(val.as_bytes()).await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:55:29
[INFO] [stdout]     |
[INFO] [stdout] 55  |                 self.stream.write_all(b"\r\n").await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_u8` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:58:29
[INFO] [stdout]     |
[INFO] [stdout] 58  |                 self.stream.write_u8(b':').await?;
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:312:16
[INFO] [stdout]     |
[INFO] [stdout] 312 |             fn write_u8(&mut self, n: u8) -> WriteU8;
[INFO] [stdout]     |                -------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_decimal` found for mutable reference `&mut Connection` in the current scope
[INFO] [stdout]   --> src/main.rs:59:22
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 self.write_decimal(*val).await?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ method not found in `&mut Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:62:29
[INFO] [stdout]     |
[INFO] [stdout] 62  |                 self.stream.write_all(b"$-1\r\n").await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_u8` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:67:29
[INFO] [stdout]     |
[INFO] [stdout] 67  |                 self.stream.write_u8(b'$').await?;
[INFO] [stdout]     |                             ^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:312:16
[INFO] [stdout]     |
[INFO] [stdout] 312 |             fn write_u8(&mut self, n: u8) -> WriteU8;
[INFO] [stdout]     |                -------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_decimal` found for mutable reference `&mut Connection` in the current scope
[INFO] [stdout]   --> src/main.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 self.write_decimal(len as u64).await?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ method not found in `&mut Connection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:69:29
[INFO] [stdout]     |
[INFO] [stdout] 69  |                 self.stream.write_all(val).await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write_all` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:70:29
[INFO] [stdout]     |
[INFO] [stdout] 70  |                 self.stream.write_all(b"\r\n").await?;
[INFO] [stdout]     |                             ^^^^^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:269:12
[INFO] [stdout]     |
[INFO] [stdout] 269 |         fn write_all<'a>(&'a mut self, src: &'a [u8]) -> WriteAll<'a, Self>
[INFO] [stdout]     |            --------- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `flush` found for struct `tokio::io::BufWriter<tokio::net::TcpStream>` in the current scope
[INFO] [stdout]    --> src/main.rs:75:21
[INFO] [stdout]     |
[INFO] [stdout] 75  |         self.stream.flush().await;
[INFO] [stdout]     |                     ^^^^^ method not found in `tokio::io::BufWriter<tokio::net::TcpStream>`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.5.0/src/io/util/async_write_ext.rs:999:12
[INFO] [stdout]     |
[INFO] [stdout] 999 |         fn flush(&mut self) -> Flush<'_, Self>
[INFO] [stdout]     |            ----- the method is available for `tokio::io::BufWriter<tokio::net::TcpStream>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use tokio::io::AsyncWriteExt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `advance` found for struct `BytesMut` in the current scope
[INFO] [stdout]    --> src/main.rs:88:29
[INFO] [stdout]     |
[INFO] [stdout] 88  |                 self.buffer.advance(len);
[INFO] [stdout]     |                             ^^^^^^^ method not found in `BytesMut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.0.1/src/buf/buf_impl.rs:203:8
[INFO] [stdout]     |
[INFO] [stdout] 203 |     fn advance(&mut self, cnt: usize);
[INFO] [stdout]     |        ------- the method is available for `BytesMut` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   | use bytes::Buf;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599, E0698.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_tokio`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "aa523c7e1cc3ffcb7c580813ef4e41b9dcf97b859faf588e5c47fd1007623b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa523c7e1cc3ffcb7c580813ef4e41b9dcf97b859faf588e5c47fd1007623b15", kill_on_drop: false }`
[INFO] [stdout] aa523c7e1cc3ffcb7c580813ef4e41b9dcf97b859faf588e5c47fd1007623b15
