[INFO] crate async-port-scanner 0.1.4 is already in cache
[INFO] checking async-port-scanner-0.1.4 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate async-port-scanner 0.1.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate async-port-scanner 0.1.4 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate async-port-scanner 0.1.4
[INFO] finished tweaking crates.io crate async-port-scanner 0.1.4
[INFO] tweaked toml for crates.io crate async-port-scanner 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3c2fab769f9a83a93aa474a9e2bc826acf6ea1801c8e7742bb651b023e5c2732
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3c2fab769f9a83a93aa474a9e2bc826acf6ea1801c8e7742bb651b023e5c2732"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking piper v0.1.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.10
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking async-port-scanner v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `async_std::io`
[INFO] [stderr]   --> src/lib.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |     use async_std::io;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:109:47
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                                               ^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:110:29
[INFO] [stderr]     |
[INFO] [stderr] 110 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:109:29
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:110:29
[INFO] [stderr]     |
[INFO] [stderr] 110 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:128:47
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                                               ^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:128:29
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:128:29
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:128:29
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:128:29
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:129:29
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:128:29
[INFO] [stderr]     |
[INFO] [stderr] 128 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:129:29
[INFO] [stderr]     |
[INFO] [stderr] 129 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:148:47
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                                               ^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:149:29
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:148:29
[INFO] [stderr]     |
[INFO] [stderr] 148 |             let listener1 = TcpListener::bind(sock_addr1).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:149:29
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:149:29
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let listener3 = TcpListener::bind(sock_addr3).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:149:29
[INFO] [stderr]     |
[INFO] [stderr] 149 |             let listener2 = TcpListener::bind(sock_addr2).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let listener3 = TcpListener::bind(sock_addr3).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let listener3 = TcpListener::bind(sock_addr3).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:151:29
[INFO] [stderr]     |
[INFO] [stderr] 151 |             let listener4 = TcpListener::bind(sock_addr4).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0698]: type inside `async` block must be known in this context
[INFO] [stderr]    --> src/lib.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |             let listener3 = TcpListener::bind(sock_addr3).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `A` declared on the associated function `bind`
[INFO] [stderr]     |
[INFO] [stderr] note: the type is part of the `async` block because of this `await`
[INFO] [stderr]    --> src/lib.rs:151:29
[INFO] [stderr]     |
[INFO] [stderr] 151 |             let listener4 = TcpListener::bind(sock_addr4).await.unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 16 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0698`.
[INFO] [stderr] error: could not compile `async-port-scanner`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3c2fab769f9a83a93aa474a9e2bc826acf6ea1801c8e7742bb651b023e5c2732"`
[INFO] running `"docker" "rm" "-f" "3c2fab769f9a83a93aa474a9e2bc826acf6ea1801c8e7742bb651b023e5c2732"`
[INFO] [stdout] 3c2fab769f9a83a93aa474a9e2bc826acf6ea1801c8e7742bb651b023e5c2732