[INFO] fetching crate sawtooth-zmq 0.8.2-dev5...
[INFO] checking sawtooth-zmq-0.8.2-dev5 against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] extracting crate sawtooth-zmq 0.8.2-dev5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate sawtooth-zmq 0.8.2-dev5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sawtooth-zmq 0.8.2-dev5
[INFO] tweaked toml for crates.io crate sawtooth-zmq 0.8.2-dev5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sawtooth-zmq 0.8.2-dev5 on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 114 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.3.5 (available: v0.11.10)
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.29)
[INFO] [stderr]       Adding nix v0.7.0 (available: v0.31.3)
[INFO] [stderr]       Adding quickcheck v0.4.1 (available: v1.1.0)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.10.1)
[INFO] [stderr]       Adding tempfile v2.2.0 (available: v3.27.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zmq-sys v0.8.3 (available: v0.12.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v2.2.0
[INFO] [stderr]   Downloaded zmq-sys v0.8.3
[INFO] [stderr]   Downloaded env_logger v0.3.5
[INFO] [stderr]   Downloaded pulse v0.5.3
[INFO] [stderr]   Downloaded timebomb v0.1.2
[INFO] [stderr]   Downloaded miow v0.6.1
[INFO] [stderr]   Downloaded quickcheck v0.4.1
[INFO] [stderr]   Downloaded tester v0.9.1
[INFO] [stderr]   Downloaded clippy v0.0.302
[INFO] [stderr]   Downloaded rustfix v0.8.7
[INFO] [stderr]   Downloaded compiletest_rs v0.11.2
[INFO] [stderr]   Downloaded nix v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c09fea295fbc94119ba6806e7d4c76450d45d14e40a6bf8a74849dd9e3d4a587
[INFO] running `Command { std: "docker" "start" "-a" "c09fea295fbc94119ba6806e7d4c76450d45d14e40a6bf8a74849dd9e3d4a587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c09fea295fbc94119ba6806e7d4c76450d45d14e40a6bf8a74849dd9e3d4a587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09fea295fbc94119ba6806e7d4c76450d45d14e40a6bf8a74849dd9e3d4a587", kill_on_drop: false }`
[INFO] [stdout] c09fea295fbc94119ba6806e7d4c76450d45d14e40a6bf8a74849dd9e3d4a587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce8f1062b8491fa65919a56b419faf0953f8f01f45948ad1cc6cbba79a36ada
[INFO] running `Command { std: "docker" "start" "-a" "1ce8f1062b8491fa65919a56b419faf0953f8f01f45948ad1cc6cbba79a36ada", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking timebomb v0.1.2
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling sawtooth-zmq v0.8.2-dev5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]  --> build.rs:7:63
[INFO] [stdout]   |
[INFO] [stdout] 7 |     for has in ["ipc", "pgm", "tipc", "norm", "curve", "gssapi"].into_iter() {
[INFO] [stdout]   |                                                                  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this changes meaning in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]   = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]   |
[INFO] [stdout] 7 -     for has in ["ipc", "pgm", "tipc", "norm", "curve", "gssapi"].into_iter() {
[INFO] [stdout] 7 +     for has in ["ipc", "pgm", "tipc", "norm", "curve", "gssapi"].iter() {
[INFO] [stdout]   |
[INFO] [stdout] help: or remove `.into_iter()` to iterate by value
[INFO] [stdout]   |
[INFO] [stdout] 7 -     for has in ["ipc", "pgm", "tipc", "norm", "curve", "gssapi"].into_iter() {
[INFO] [stdout] 7 +     for has in ["ipc", "pgm", "tipc", "norm", "curve", "gssapi"] {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]     --> src/lib.rs:1138:7
[INFO] [stdout]      |
[INFO] [stdout] 1138 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]     --> src/lib.rs:1145:7
[INFO] [stdout]      |
[INFO] [stdout] 1145 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sockopt.rs:111:27
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let result: i32 = try!(get(sock, opt));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:67:27
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut msg = try!(Message::with_capacity_unallocated(len));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut msg = try!(Message::with_capacity_unallocated(data.len()));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:934:11
[INFO] [stdout]     |
[INFO] [stdout] 934 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:941:11
[INFO] [stdout]     |
[INFO] [stdout] 941 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:948:11
[INFO] [stdout]     |
[INFO] [stdout] 948 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:955:11
[INFO] [stdout]     |
[INFO] [stdout] 955 |     #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:961:11
[INFO] [stdout]     |
[INFO] [stdout] 961 |     #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 767 | /     sockopts! {
[INFO] [stdout] 768 | |         /// Accessor for the `ZMQ_IPV6` option.
[INFO] [stdout] 769 | |         (is_ipv6, set_ipv6) => ZMQ_IPV6 as bool,
[INFO] [stdout] 770 | |         /// Accessor for the `ZMQ_IMMEDIATE` option.
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |         },
[INFO] [stdout] 785 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 767 | /     sockopts! {
[INFO] [stdout] 768 | |         /// Accessor for the `ZMQ_IPV6` option.
[INFO] [stdout] 769 | |         (is_ipv6, set_ipv6) => ZMQ_IPV6 as bool,
[INFO] [stdout] 770 | |         /// Accessor for the `ZMQ_IMMEDIATE` option.
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |         },
[INFO] [stdout] 785 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967 | /     sockopts! {
[INFO] [stdout] 968 | |         (_, set_socks_proxy) => ZMQ_SOCKS_PROXY as Option<&str>,
[INFO] [stdout] 969 | |         (_, set_plain_username) => ZMQ_PLAIN_USERNAME as Option<&str>,
[INFO] [stdout] 970 | |         (_, set_plain_password) => ZMQ_PLAIN_PASSWORD as Option<&str>,
[INFO] [stdout] ...   |
[INFO] [stdout] 981 | |         },
[INFO] [stdout] 982 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967 | /     sockopts! {
[INFO] [stdout] 968 | |         (_, set_socks_proxy) => ZMQ_SOCKS_PROXY as Option<&str>,
[INFO] [stdout] 969 | |         (_, set_plain_username) => ZMQ_PLAIN_USERNAME as Option<&str>,
[INFO] [stdout] 970 | |         (_, set_plain_password) => ZMQ_PLAIN_PASSWORD as Option<&str>,
[INFO] [stdout] ...   |
[INFO] [stdout] 981 | |         },
[INFO] [stdout] 982 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:685:19
[INFO] [stdout]     |
[INFO] [stdout] 685 |         let msg = try!(Message::from_slice(data));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |         try!(self.send(last_part, flags));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |             try!(self.send(part, flags | SNDMORE));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:731:23
[INFO] [stdout]     |
[INFO] [stdout] 731 |         let mut msg = try!(Message::new());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:756:24
[INFO] [stdout]     |
[INFO] [stdout] 756 |             let part = try!(self.recv_bytes(flags));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:759:30
[INFO] [stdout]     |
[INFO] [stdout] 759 |             let more_parts = try!(self.get_rcvmore());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_ZMQ_HAS`
[INFO] [stdout]     --> src/lib.rs:1127:13
[INFO] [stdout]      |
[INFO] [stdout] 1127 |     if cfg!(ZMQ_HAS_ZMQ_HAS) {
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_ZMQ_HAS)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_ZMQ_HAS)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1275:17
[INFO] [stdout]      |
[INFO] [stdout] 1275 |     let c_str = try!(ffi::CString::new(data));
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int64_t`: Use i64 instead.
[INFO] [stdout]  --> src/sockopt.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{c_int, c_uint, size_t, int64_t, uint64_t};
[INFO] [stdout]   |                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/sockopt.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{c_int, c_uint, size_t, int64_t, uint64_t};
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int64_t`: Use i64 instead.
[INFO] [stdout]   --> src/sockopt.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | getsockopt_num!(int64_t, i64);
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/sockopt.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | getsockopt_num!(uint64_t, u64);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1198:52
[INFO] [stdout]      |
[INFO] [stdout] 1198 |             EncodeError::FromUtf8Error(ref e) => e.description(),
[INFO] [stdout]      |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1256:47
[INFO] [stdout]      |
[INFO] [stdout] 1256 |             DecodeError::NulError(ref e) => e.description(),
[INFO] [stdout]      |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:545:24
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 panic!(errno_to_error());
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 panic!("{}", errno_to_error());
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 545 -                 panic!(errno_to_error());
[INFO] [stdout] 545 +                 std::panic::panic_any(errno_to_error());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:985:25
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn as_poll_item(&self, events: PollEvents) -> PollItem {
[INFO] [stdout]     |                         ^^^^^                         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn as_poll_item(&self, events: PollEvents) -> PollItem<'_> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 - static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout] 8 + static LOGGER_INIT: Once = Once::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> tests/test.rs:141:7
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> tests/test.rs:457:7
[INFO] [stdout]     |
[INFO] [stdout] 457 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> tests/test.rs:465:7
[INFO] [stdout]     |
[INFO] [stdout] 465 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> tests/test.rs:473:7
[INFO] [stdout]     |
[INFO] [stdout] 473 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> tests/test.rs:481:7
[INFO] [stdout]     |
[INFO] [stdout] 481 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> tests/test.rs:513:7
[INFO] [stdout]     |
[INFO] [stdout] 513 | #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> tests/test.rs:521:7
[INFO] [stdout]     |
[INFO] [stdout] 521 | #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> tests/test.rs:529:7
[INFO] [stdout]     |
[INFO] [stdout] 529 | #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> tests/test.rs:537:7
[INFO] [stdout]     |
[INFO] [stdout] 537 | #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> examples/zguide/monitor/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     drop(socket);
[INFO] [stdout]    |     ^^^^^------^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&mut Socket`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 61 -     drop(socket);
[INFO] [stdout] 61 +     let _ = socket;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> tests/test.rs:545:7
[INFO] [stdout]     |
[INFO] [stdout] 545 | #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 - static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout] 8 + static LOGGER_INIT: Once = Once::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> examples/zguide/fileio3/main.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let size = try!(file.read(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> tests/test.rs:129:20
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let desc = err.description();
[INFO] [stdout]     |                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 - static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout] 8 + static LOGGER_INIT: Once = Once::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:6:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::{Once, ONCE_INIT};
[INFO] [stdout]   |                       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> tests/common/mod.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 - static LOGGER_INIT: Once = ONCE_INIT;
[INFO] [stdout] 8 + static LOGGER_INIT: Once = Once::new();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]     --> src/lib.rs:1138:7
[INFO] [stdout]      |
[INFO] [stdout] 1138 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]      = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]     --> src/lib.rs:1145:7
[INFO] [stdout]      |
[INFO] [stdout] 1145 | #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sockopt.rs:111:27
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let result: i32 = try!(get(sock, opt));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:67:27
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let mut msg = try!(Message::with_capacity_unallocated(len));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let mut msg = try!(Message::with_capacity_unallocated(data.len()));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:934:11
[INFO] [stdout]     |
[INFO] [stdout] 934 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:941:11
[INFO] [stdout]     |
[INFO] [stdout] 941 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:948:11
[INFO] [stdout]     |
[INFO] [stdout] 948 |     #[cfg(ZMQ_HAS_CURVE = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:955:11
[INFO] [stdout]     |
[INFO] [stdout] 955 |     #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:961:11
[INFO] [stdout]     |
[INFO] [stdout] 961 |     #[cfg(ZMQ_HAS_GSSAPI = "1")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 767 | /     sockopts! {
[INFO] [stdout] 768 | |         /// Accessor for the `ZMQ_IPV6` option.
[INFO] [stdout] 769 | |         (is_ipv6, set_ipv6) => ZMQ_IPV6 as bool,
[INFO] [stdout] 770 | |         /// Accessor for the `ZMQ_IMMEDIATE` option.
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |         },
[INFO] [stdout] 785 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 767 | /     sockopts! {
[INFO] [stdout] 768 | |         /// Accessor for the `ZMQ_IPV6` option.
[INFO] [stdout] 769 | |         (is_ipv6, set_ipv6) => ZMQ_IPV6 as bool,
[INFO] [stdout] 770 | |         /// Accessor for the `ZMQ_IMMEDIATE` option.
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |         },
[INFO] [stdout] 785 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_CURVE`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967 | /     sockopts! {
[INFO] [stdout] 968 | |         (_, set_socks_proxy) => ZMQ_SOCKS_PROXY as Option<&str>,
[INFO] [stdout] 969 | |         (_, set_plain_username) => ZMQ_PLAIN_USERNAME as Option<&str>,
[INFO] [stdout] 970 | |         (_, set_plain_password) => ZMQ_PLAIN_PASSWORD as Option<&str>,
[INFO] [stdout] ...   |
[INFO] [stdout] 981 | |         },
[INFO] [stdout] 982 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_CURVE, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_CURVE, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_GSSAPI`
[INFO] [stdout]    --> src/lib.rs:580:33
[INFO] [stdout]     |
[INFO] [stdout] 580 |           sockopt_seq!(META { cfg($feature = "1") $($meta)* }, $($inner)*);
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967 | /     sockopts! {
[INFO] [stdout] 968 | |         (_, set_socks_proxy) => ZMQ_SOCKS_PROXY as Option<&str>,
[INFO] [stdout] 969 | |         (_, set_plain_username) => ZMQ_PLAIN_USERNAME as Option<&str>,
[INFO] [stdout] 970 | |         (_, set_plain_password) => ZMQ_PLAIN_PASSWORD as Option<&str>,
[INFO] [stdout] ...   |
[INFO] [stdout] 981 | |         },
[INFO] [stdout] 982 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_GSSAPI, values("1"))'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_GSSAPI, values(\"1\"))");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: this warning originates in the macro `sockopt_seq` which comes from the expansion of the macro `sockopts` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:685:19
[INFO] [stdout]     |
[INFO] [stdout] 685 |         let msg = try!(Message::from_slice(data));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:708:9
[INFO] [stdout]     |
[INFO] [stdout] 708 |         try!(self.send(last_part, flags));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |             try!(self.send(part, flags | SNDMORE));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:731:23
[INFO] [stdout]     |
[INFO] [stdout] 731 |         let mut msg = try!(Message::new());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:756:24
[INFO] [stdout]     |
[INFO] [stdout] 756 |             let part = try!(self.recv_bytes(flags));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:759:30
[INFO] [stdout]     |
[INFO] [stdout] 759 |             let more_parts = try!(self.get_rcvmore());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `ZMQ_HAS_ZMQ_HAS`
[INFO] [stdout]     --> src/lib.rs:1127:13
[INFO] [stdout]      |
[INFO] [stdout] 1127 |     if cfg!(ZMQ_HAS_ZMQ_HAS) {
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider using a Cargo feature instead
[INFO] [stdout]      = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]               [lints.rust]
[INFO] [stdout]               unexpected_cfgs = { level = "warn", check-cfg = ['cfg(ZMQ_HAS_ZMQ_HAS)'] }
[INFO] [stdout]      = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(ZMQ_HAS_ZMQ_HAS)");` to the top of the `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/lib.rs:1275:17
[INFO] [stdout]      |
[INFO] [stdout] 1275 |     let c_str = try!(ffi::CString::new(data));
[INFO] [stdout]      |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int64_t`: Use i64 instead.
[INFO] [stdout]  --> src/sockopt.rs:3:35
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{c_int, c_uint, size_t, int64_t, uint64_t};
[INFO] [stdout]   |                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]  --> src/sockopt.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{c_int, c_uint, size_t, int64_t, uint64_t};
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::int64_t`: Use i64 instead.
[INFO] [stdout]   --> src/sockopt.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 | getsockopt_num!(int64_t, i64);
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `libc::uint64_t`: Use u64 instead.
[INFO] [stdout]   --> src/sockopt.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 | getsockopt_num!(uint64_t, u64);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1198:52
[INFO] [stdout]      |
[INFO] [stdout] 1198 |             EncodeError::FromUtf8Error(ref e) => e.description(),
[INFO] [stdout]      |                                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/lib.rs:1256:47
[INFO] [stdout]      |
[INFO] [stdout] 1256 |             DecodeError::NulError(ref e) => e.description(),
[INFO] [stdout]      |                                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:545:24
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 panic!(errno_to_error());
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 panic!("{}", errno_to_error());
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 545 -                 panic!(errno_to_error());
[INFO] [stdout] 545 +                 std::panic::panic_any(errno_to_error());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:985:25
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn as_poll_item(&self, events: PollEvents) -> PollItem {
[INFO] [stdout]     |                         ^^^^^                         ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn as_poll_item(&self, events: PollEvents) -> PollItem<'_> {
[INFO] [stdout]     |                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1ce8f1062b8491fa65919a56b419faf0953f8f01f45948ad1cc6cbba79a36ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce8f1062b8491fa65919a56b419faf0953f8f01f45948ad1cc6cbba79a36ada", kill_on_drop: false }`
[INFO] [stdout] 1ce8f1062b8491fa65919a56b419faf0953f8f01f45948ad1cc6cbba79a36ada
