[INFO] fetching crate generic-async-http-client 0.1.1...
[INFO] checking generic-async-http-client-0.1.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate generic-async-http-client 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate generic-async-http-client 0.1.1 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 crates.io crate generic-async-http-client 0.1.1
[INFO] finished tweaking crates.io crate generic-async-http-client 0.1.1
[INFO] tweaked toml for crates.io crate generic-async-http-client 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cookie_store v0.15.0
[INFO] [stderr]   Downloaded publicsuffix v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 69150a6824c013ea72ac4c310bc84a127816e4bb2479dbad845c14db1706acfc
[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" "69150a6824c013ea72ac4c310bc84a127816e4bb2479dbad845c14db1706acfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69150a6824c013ea72ac4c310bc84a127816e4bb2479dbad845c14db1706acfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69150a6824c013ea72ac4c310bc84a127816e4bb2479dbad845c14db1706acfc", kill_on_drop: false }`
[INFO] [stdout] 69150a6824c013ea72ac4c310bc84a127816e4bb2479dbad845c14db1706acfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c6dfc2286996966cc2cb2eb8cbf49ac315f35d32829fce196d8ac849022d5ec
[INFO] running `Command { std: "docker" "start" "-a" "5c6dfc2286996966cc2cb2eb8cbf49ac315f35d32829fce196d8ac849022d5ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking futures-channel v0.3.17
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]     Checking value-bag v1.0.0-alpha.7
[INFO] [stderr]     Checking futures-util v0.3.17
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-std v1.10.0
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking generic-async-http-client v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::fmt::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/header.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn try_from(t: &'a str) -> Result<HeaderName, Self::Error> {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/header.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn try_from(t: &'a [u8]) -> Result<Self, Self::Error> {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/header.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn try_from(t: Vec<u8>) -> Result<Self, Self::Error> {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]   --> src/header.rs:96:18
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn eq(&self, other: &str) -> bool {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/header.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn try_from(t: &'a [u8]) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/header.rs:177:18
[INFO] [stdout]     |
[INFO] [stdout] 177 |     fn eq(&self, other: &str) -> bool {
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/header.rs:189:18
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn eq(&self, other: &[u8]) -> bool {
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpStream` in this scope
[INFO] [stdout]    --> src/lib.rs:273:41
[INFO] [stdout]     |
[INFO] [stdout] 273 |     async fn assert_stream(stream: &mut TcpStream, should_be: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]     |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::net::TcpStream;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::net::TcpStream;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::net::TcpStream;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpListener` in this scope
[INFO] [stdout]    --> src/lib.rs:286:35
[INFO] [stdout]     |
[INFO] [stdout] 286 |         async fn server(listener: TcpListener) -> std::io::Result<bool> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `block_on` in this scope
[INFO] [stdout]    --> src/lib.rs:299:9
[INFO] [stdout]     |
[INFO] [stdout] 299 |         block_on(async {
[INFO] [stdout]     |         ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::task::block_on;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpListener`
[INFO] [stdout]    --> src/lib.rs:300:28
[INFO] [stdout]     |
[INFO] [stdout] 300 |             let listener = TcpListener::bind("127.0.0.1:4657").await?;
[INFO] [stdout]     |                            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stdout]    --> src/lib.rs:301:21
[INFO] [stdout]     |
[INFO] [stdout] 301 |             let t = spawn(server(listener));
[INFO] [stdout]     |                     ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::task::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::thread::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TcpListener` in this scope
[INFO] [stdout]    --> src/lib.rs:313:35
[INFO] [stdout]     |
[INFO] [stdout] 313 |         async fn server(listener: TcpListener) -> std::io::Result<bool> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `block_on` in this scope
[INFO] [stdout]    --> src/lib.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         block_on(async {
[INFO] [stdout]     |         ^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::task::block_on;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpListener`
[INFO] [stdout]    --> src/lib.rs:328:28
[INFO] [stdout]     |
[INFO] [stdout] 328 |             let listener = TcpListener::bind("127.0.0.1:5657").await?;
[INFO] [stdout]     |                            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::net::TcpListener;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope
[INFO] [stdout]    --> src/lib.rs:329:21
[INFO] [stdout]     |
[INFO] [stdout] 329 |             let t = spawn(server(listener));
[INFO] [stdout]     |                     ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use async_std::task::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use std::thread::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 283 |     use tokio::spawn;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Display`
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | use std::fmt::Display;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generic-async-http-client` due to 10 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5c6dfc2286996966cc2cb2eb8cbf49ac315f35d32829fce196d8ac849022d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6dfc2286996966cc2cb2eb8cbf49ac315f35d32829fce196d8ac849022d5ec", kill_on_drop: false }`
[INFO] [stdout] 5c6dfc2286996966cc2cb2eb8cbf49ac315f35d32829fce196d8ac849022d5ec
