[INFO] cloning repository https://github.com/wcygan/rust-web-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wcygan/rust-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcygan%2Frust-web-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcygan%2Frust-web-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c74b9ca76fdd2d78263f4f5e1e735f229bbfdea9 [INFO] testing wcygan/rust-web-server against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwcygan%2Frust-web-server" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wcygan/rust-web-server on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wcygan/rust-web-server [INFO] finished tweaking git repo https://github.com/wcygan/rust-web-server [INFO] tweaked toml for git repo https://github.com/wcygan/rust-web-server written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/wcygan/rust-web-server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4c1469117de9d5fec7ea5b88ed0a24b9acff42f7ece1aa12607b2a49561ab6f [INFO] running `Command { std: "docker" "start" "-a" "b4c1469117de9d5fec7ea5b88ed0a24b9acff42f7ece1aa12607b2a49561ab6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4c1469117de9d5fec7ea5b88ed0a24b9acff42f7ece1aa12607b2a49561ab6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4c1469117de9d5fec7ea5b88ed0a24b9acff42f7ece1aa12607b2a49561ab6f", kill_on_drop: false }` [INFO] [stdout] b4c1469117de9d5fec7ea5b88ed0a24b9acff42f7ece1aa12607b2a49561ab6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 226eba26d04950cb7b684b0d4f0eadf85a06903e3577c558ad8cdac866569acb [INFO] running `Command { std: "docker" "start" "-a" "226eba26d04950cb7b684b0d4f0eadf85a06903e3577c558ad8cdac866569acb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.71 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.14 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling futures-io v0.3.14 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.6 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.4.1 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling futures-sink v0.3.14 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling futures-task v0.3.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling futures-channel v0.3.14 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling futures-lite v1.11.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling futures-macro v0.3.14 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling futures-util v0.3.14 [INFO] [stderr] Compiling polling v2.0.3 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.4.1 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.9.0 [INFO] [stderr] Compiling futures-executor v0.3.14 [INFO] [stderr] Compiling futures v0.3.14 [INFO] [stderr] Compiling rust-web-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::prelude::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use async_std::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_web_server::ThreadPool` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rust_web_server::ThreadPool; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::TcpStream` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use async_std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.25s [INFO] running `Command { std: "docker" "inspect" "226eba26d04950cb7b684b0d4f0eadf85a06903e3577c558ad8cdac866569acb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226eba26d04950cb7b684b0d4f0eadf85a06903e3577c558ad8cdac866569acb", kill_on_drop: false }` [INFO] [stdout] 226eba26d04950cb7b684b0d4f0eadf85a06903e3577c558ad8cdac866569acb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2798e0b20daacb40f26439c419ae889ee7666152a2869e2fabb40c8faa6fa2ea [INFO] running `Command { std: "docker" "start" "-a" "2798e0b20daacb40f26439c419ae889ee7666152a2869e2fabb40c8faa6fa2ea", kill_on_drop: false }` [INFO] [stderr] Compiling rust-web-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_web_server::ThreadPool` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rust_web_server::ThreadPool; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::TcpStream` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use async_std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/main.rs:108:12 [INFO] [stdout] | [INFO] [stdout] 108 | stream.read(&mut buf).await.unwrap(); [INFO] [stdout] | ^^^^ multiple `read` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `ReadExt` for the type `T` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `AsyncReadExt` for the type `R` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 108 | ReadExt::read(&mut stream, &mut buf).await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 108 | AsyncReadExt::read(&mut stream, &mut buf).await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::prelude` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use async_std::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-web-server` due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "2798e0b20daacb40f26439c419ae889ee7666152a2869e2fabb40c8faa6fa2ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2798e0b20daacb40f26439c419ae889ee7666152a2869e2fabb40c8faa6fa2ea", kill_on_drop: false }` [INFO] [stdout] 2798e0b20daacb40f26439c419ae889ee7666152a2869e2fabb40c8faa6fa2ea