[INFO] cloning repository https://github.com/Futurematic/EchoServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Futurematic/EchoServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuturematic%2FEchoServer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuturematic%2FEchoServer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d35d597101c0c5b54c7225e5a68b18aa44cb62e
[INFO] fixing Futurematic/EchoServer against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuturematic%2FEchoServer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Futurematic/EchoServer
[INFO] finished tweaking git repo https://github.com/Futurematic/EchoServer
[INFO] tweaked toml for git repo https://github.com/Futurematic/EchoServer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Futurematic/EchoServer on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Futurematic/EchoServer 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.5.9
[INFO] [stderr]   Downloaded tokio v1.44.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e
[INFO] running `Command { std: "docker" "start" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e", 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" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking echoserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `;`
[INFO] [stdout]  --> examples/sirocco_echo_server_std1.rs:4:55
[INFO] [stdout]   |
[INFO] [stdout] 4 | const SIROCCO_SERVER_ADDRESS: &str = "127.0.0.1:8000"^;
[INFO] [stdout]   |                                                       ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]  --> examples/echo_client_tokio_simple2.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `echoserver` (example "sirocco_echo_server_std1") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::net::Shutdown`
[INFO] [stdout]  --> examples/karin_async.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::net::Shutdown;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> examples/karin_async.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> examples/karin_async.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> examples/echo_client_std.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let len = stream.read(&mut buffer).unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `echoserver` (example "echo_client_tokio_simple") due to 2 previous errors
[INFO] [stdout] error[E0433]: cannot find type `Shutdown` in this scope
[INFO] [stdout]   --> examples/echo_client_tokio_simple.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 |         stream.shutdown(Shutdown::Write).unwrap(); // <-- Wichtig
[INFO] [stdout]    |                         ^^^^^^^^ use of undeclared type `Shutdown`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout]  1 + use std::net::Shutdown;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> examples/echo_client_tokio_simple.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if let Ok(mut stream) = TcpStream::connect(ECHO_SERVER_ADDRESS) {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^   --------------------------------------- this expression has type `impl Future<Output = Result<tokio::net::TcpStream, std::io::Error>>`
[INFO] [stdout]   |            |
[INFO] [stdout]   |            expected future, found `Result<_, _>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected opaque type `impl Future<Output = Result<tokio::net::TcpStream, std::io::Error>>`
[INFO] [stdout]                     found enum `Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e", kill_on_drop: false }`
[INFO] [stdout] f47bf1044825a207d46a30707207d15be76c3d2195b09dedd89215d5864ba29e
