[INFO] fetching crate zmq-sys 0.11.0...
[INFO] testing zmq-sys-0.11.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate zmq-sys 0.11.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate zmq-sys 0.11.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zmq-sys 0.11.0
[INFO] finished tweaking crates.io crate zmq-sys 0.11.0
[INFO] tweaked toml for crates.io crate zmq-sys 0.11.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 85a227bb83eaf198b56aafff6428249c5347d388afee64c30d23f6ee886311b1
[INFO] running `Command { std: "docker" "start" "-a" "85a227bb83eaf198b56aafff6428249c5347d388afee64c30d23f6ee886311b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a227bb83eaf198b56aafff6428249c5347d388afee64c30d23f6ee886311b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a227bb83eaf198b56aafff6428249c5347d388afee64c30d23f6ee886311b1", kill_on_drop: false }`
[INFO] [stdout] 85a227bb83eaf198b56aafff6428249c5347d388afee64c30d23f6ee886311b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 443a14a0ce66649b7a487d98e4ef72fed4962fc305697adb0f64da52c174e736
[INFO] running `Command { std: "docker" "start" "-a" "443a14a0ce66649b7a487d98e4ef72fed4962fc305697adb0f64da52c174e736", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:35:35
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:37:35
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:42:38
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:47:38
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:50:38
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:52:38
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:58:38
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `Command { std: "docker" "inspect" "443a14a0ce66649b7a487d98e4ef72fed4962fc305697adb0f64da52c174e736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443a14a0ce66649b7a487d98e4ef72fed4962fc305697adb0f64da52c174e736", kill_on_drop: false }`
[INFO] [stdout] 443a14a0ce66649b7a487d98e4ef72fed4962fc305697adb0f64da52c174e736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e14f0c5574625717cb88438cfaf9837f8bcd3e0e00930347bfb4bb85fd430267
[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" "e14f0c5574625717cb88438cfaf9837f8bcd3e0e00930347bfb4bb85fd430267", kill_on_drop: false }`
[INFO] [stderr]    Compiling zmq-sys v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:35:35
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:37:35
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:42:38
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:47:38
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:50:38
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:52:38
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:58:38
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:34:35
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:35:35
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:36:35
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:37:35
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:41:38
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:42:38
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:38
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:38
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:38
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:38
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:47:38
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:48:38
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:49:38
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:50:38
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:52:38
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:53:38
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:54:38
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:58:38
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e14f0c5574625717cb88438cfaf9837f8bcd3e0e00930347bfb4bb85fd430267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e14f0c5574625717cb88438cfaf9837f8bcd3e0e00930347bfb4bb85fd430267", kill_on_drop: false }`
[INFO] [stdout] e14f0c5574625717cb88438cfaf9837f8bcd3e0e00930347bfb4bb85fd430267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] b996a0a1ab7008f86d180f923a0a1a6d92e716c130b0a59d613f98031e82856a
[INFO] running `Command { std: "docker" "start" "-a" "b996a0a1ab7008f86d180f923a0a1a6d92e716c130b0a59d613f98031e82856a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:35:35
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:37:35
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:41:38
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:42:38
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:44:38
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:45:38
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:46:38
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:47:38
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:49:38
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:50:38
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:51:38
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:52:38
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:53:38
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:54:38
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:55:38
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:56:38
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:57:38
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:58:38
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:35:35
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:37:35
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:41:38
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:42:38
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:44:38
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:45:38
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:46:38
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:47:38
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:49:38
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:50:38
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:51:38
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:52:38
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:53:38
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:54:38
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:55:38
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:56:38
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:57:38
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:58:38
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zmq_sys-61615bb3dacf3f10
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test ffi::bindgen_test_layout_zmq_pollitem_t ... ok
[INFO] [stderr]    Doc-tests zmq-sys
[INFO] [stdout] test ffi::bindgen_test_layout_zmq_msg_t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:34:35
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub const EFSM:             i32 = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:35:35
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub const ENOCOMPATPROTO:   i32 = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:36:35
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub const ETERM:            i32 = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:37:35
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub const EMTHREAD:         i32 = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:41:38
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub const ENOTSUP_ALT:         i32 = (ZMQ_HAUSNUMERO + 1);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:42:38
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub const EPROTONOSUPPORT_ALT: i32 = (ZMQ_HAUSNUMERO + 2);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:43:38
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub const ENOBUFS_ALT:         i32 = (ZMQ_HAUSNUMERO + 3);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:44:38
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const ENETDOWN_ALT:        i32 = (ZMQ_HAUSNUMERO + 4);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:45:38
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const EADDRINUSE_ALT:      i32 = (ZMQ_HAUSNUMERO + 5);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:46:38
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const EADDRNOTAVAIL_ALT:   i32 = (ZMQ_HAUSNUMERO + 6);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:47:38
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub const ECONNREFUSED_ALT:    i32 = (ZMQ_HAUSNUMERO + 7);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:48:38
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub const EINPROGRESS_ALT:     i32 = (ZMQ_HAUSNUMERO + 8);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:49:38
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub const ENOTSOCK_ALT:        i32 = (ZMQ_HAUSNUMERO + 9);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:50:38
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub const EMSGSIZE_ALT:        i32 = (ZMQ_HAUSNUMERO + 10);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:51:38
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub const EAFNOSUPPORT_ALT:    i32 = (ZMQ_HAUSNUMERO + 11);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:52:38
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub const ENETUNREACH_ALT:     i32 = (ZMQ_HAUSNUMERO + 12);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:53:38
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub const ECONNABORTED_ALT:    i32 = (ZMQ_HAUSNUMERO + 13);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:54:38
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub const ECONNRESET_ALT:      i32 = (ZMQ_HAUSNUMERO + 14);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:55:38
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub const ENOTCONN_ALT:        i32 = (ZMQ_HAUSNUMERO + 15);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:56:38
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub const ETIMEDOUT_ALT:       i32 = (ZMQ_HAUSNUMERO + 16);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:57:38
[INFO] [stderr]    |
[INFO] [stderr] 57 | pub const EHOSTUNREACH_ALT:    i32 = (ZMQ_HAUSNUMERO + 17);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/errno.rs:58:38
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub const ENETRESET_ALT:       i32 = (ZMQ_HAUSNUMERO + 18);
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 22 warnings emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b996a0a1ab7008f86d180f923a0a1a6d92e716c130b0a59d613f98031e82856a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b996a0a1ab7008f86d180f923a0a1a6d92e716c130b0a59d613f98031e82856a", kill_on_drop: false }`
[INFO] [stdout] b996a0a1ab7008f86d180f923a0a1a6d92e716c130b0a59d613f98031e82856a