[INFO] fetching crate zmq-sys 0.12.0...
[INFO] testing zmq-sys-0.12.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate zmq-sys 0.12.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate zmq-sys 0.12.0
[INFO] finished tweaking crates.io crate zmq-sys 0.12.0
[INFO] tweaked toml for crates.io crate zmq-sys 0.12.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zmq-sys 0.12.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 51 packages to latest compatible versions
[INFO] [stderr]       Adding system-deps v6.2.2 (available: v7.0.8)
[INFO] [stderr]       Adding zeromq-src v0.2.6+4.3.4 (available: v0.3.6+4.3.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d567f06338131a65300d90fb86e7154007ea2814135e6ad86eb4eaef28f7e3e
[INFO] running `Command { std: "docker" "start" "-a" "2d567f06338131a65300d90fb86e7154007ea2814135e6ad86eb4eaef28f7e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d567f06338131a65300d90fb86e7154007ea2814135e6ad86eb4eaef28f7e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d567f06338131a65300d90fb86e7154007ea2814135e6ad86eb4eaef28f7e3e", kill_on_drop: false }`
[INFO] [stdout] 2d567f06338131a65300d90fb86e7154007ea2814135e6ad86eb4eaef28f7e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e01cb7f2b57ac3ab5e3062fe734f572c12cfb93cd6645a6dc52daa0ec697e572
[INFO] running `Command { std: "docker" "start" "-a" "e01cb7f2b57ac3ab5e3062fe734f572c12cfb93cd6645a6dc52daa0ec697e572", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling version-compare v0.2.1
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling jwalk v0.8.1
[INFO] [stderr]    Compiling dircpy v0.3.20
[INFO] [stderr]    Compiling zeromq-src v0.2.6+4.3.4
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling system-deps v6.2.2
[INFO] [stderr]    Compiling zmq-sys v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp: In function 'void zmq::set_socket_priority(fd_t, int)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:37: warning: unused parameter 's_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                ~~~~~^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:45: warning: unused parameter 'priority_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~^~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp: In member function 'void zmq::session_base_t::engine_error(bool, zmq::i_engine::error_reason_t)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:453:46: warning: unused parameter 'handshaked_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   453 | void zmq::session_base_t::engine_error (bool handshaked_,
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:481:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning: zmq-sys@0.12.0:   481 |             if (_active) {
[INFO] [stderr] warning: zmq-sys@0.12.0:       |             ^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:486:9: note: here
[INFO] [stderr] warning: zmq-sys@0.12.0:   486 |         case i_engine::protocol_error:
[INFO] [stderr] warning: zmq-sys@0.12.0:       |         ^~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp: In member function 'bool zmq::zmtp_engine_t::handshake_v3_x(bool)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp:345:53: warning: unused parameter 'downgrade_sub_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   345 | bool zmq::zmtp_engine_t::handshake_v3_x (const bool downgrade_sub_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                          ~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "e01cb7f2b57ac3ab5e3062fe734f572c12cfb93cd6645a6dc52daa0ec697e572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01cb7f2b57ac3ab5e3062fe734f572c12cfb93cd6645a6dc52daa0ec697e572", kill_on_drop: false }`
[INFO] [stdout] e01cb7f2b57ac3ab5e3062fe734f572c12cfb93cd6645a6dc52daa0ec697e572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 415d0de8d0e5f59dfbbee2b28d506f0c408f4e373773cad9d77d7016b3c94d97
[INFO] running `Command { std: "docker" "start" "-a" "415d0de8d0e5f59dfbbee2b28d506f0c408f4e373773cad9d77d7016b3c94d97", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp: In function 'void zmq::set_socket_priority(fd_t, int)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:37: warning: unused parameter 's_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                ~~~~~^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:45: warning: unused parameter 'priority_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~^~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp: In member function 'void zmq::session_base_t::engine_error(bool, zmq::i_engine::error_reason_t)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:453:46: warning: unused parameter 'handshaked_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   453 | void zmq::session_base_t::engine_error (bool handshaked_,
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:481:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning: zmq-sys@0.12.0:   481 |             if (_active) {
[INFO] [stderr] warning: zmq-sys@0.12.0:       |             ^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:486:9: note: here
[INFO] [stderr] warning: zmq-sys@0.12.0:   486 |         case i_engine::protocol_error:
[INFO] [stderr] warning: zmq-sys@0.12.0:       |         ^~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp: In member function 'bool zmq::zmtp_engine_t::handshake_v3_x(bool)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp:345:53: warning: unused parameter 'downgrade_sub_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   345 | bool zmq::zmtp_engine_t::handshake_v3_x (const bool downgrade_sub_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                          ~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr]    Compiling zmq-sys v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:245:19
[INFO] [stdout]     |
[INFO] [stdout] 245 |         unsafe { &(*(::std::ptr::null::<zmq_msg_t>())).__ as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:430:19
[INFO] [stdout]     |
[INFO] [stdout] 430 |         unsafe { &(*(::std::ptr::null::<zmq_pollitem_t>())).socket as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:440:19
[INFO] [stdout]     |
[INFO] [stdout] 440 |         unsafe { &(*(::std::ptr::null::<zmq_pollitem_t>())).fd as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:450:19
[INFO] [stdout]     |
[INFO] [stdout] 450 |         unsafe { &(*(::std::ptr::null::<zmq_pollitem_t>())).events as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: dereferencing a null pointer
[INFO] [stdout]    --> src/ffi.rs:460:19
[INFO] [stdout]     |
[INFO] [stdout] 460 |         unsafe { &(*(::std::ptr::null::<zmq_pollitem_t>())).revents as *const _ as usize },
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp: In function 'void zmq::set_socket_priority(fd_t, int)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:37: warning: unused parameter 's_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                ~~~~~^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/ip.cpp:233:45: warning: unused parameter 'priority_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   233 | void zmq::set_socket_priority (fd_t s_, int priority_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~^~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp: In member function 'void zmq::session_base_t::engine_error(bool, zmq::i_engine::error_reason_t)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:453:46: warning: unused parameter 'handshaked_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   453 | void zmq::session_base_t::engine_error (bool handshaked_,
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                         ~~~~~^~~~~~~~~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:481:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning: zmq-sys@0.12.0:   481 |             if (_active) {
[INFO] [stderr] warning: zmq-sys@0.12.0:       |             ^~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/session_base.cpp:486:9: note: here
[INFO] [stderr] warning: zmq-sys@0.12.0:   486 |         case i_engine::protocol_error:
[INFO] [stderr] warning: zmq-sys@0.12.0:       |         ^~~~
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp: In member function 'bool zmq::zmtp_engine_t::handshake_v3_x(bool)':
[INFO] [stderr] warning: zmq-sys@0.12.0: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zeromq-src-0.2.6+4.3.4/vendor/src/zmtp_engine.cpp:345:53: warning: unused parameter 'downgrade_sub_' [-Wunused-parameter]
[INFO] [stderr] warning: zmq-sys@0.12.0:   345 | bool zmq::zmtp_engine_t::handshake_v3_x (const bool downgrade_sub_)
[INFO] [stderr] warning: zmq-sys@0.12.0:       |                                          ~~~~~~~~~~~^~~~~~~~~~~~~~
[INFO] [stderr] error: could not compile `zmq-sys` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "415d0de8d0e5f59dfbbee2b28d506f0c408f4e373773cad9d77d7016b3c94d97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "415d0de8d0e5f59dfbbee2b28d506f0c408f4e373773cad9d77d7016b3c94d97", kill_on_drop: false }`
[INFO] [stdout] 415d0de8d0e5f59dfbbee2b28d506f0c408f4e373773cad9d77d7016b3c94d97
