/usr/bin/ld: /root/testing/target/debug/deps/libreqwest-e63f940b995b3a5a.rlib(reqwest-e63f940b995b3a5a.reqwest.2b69ba60e2e131ae-cgu.03.rcgu.o): in function 'openssl::ssl::SslStream<S>::ssl_read_uninit': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-0.10.66/src/ssl/mod.rs:3786: undefined reference to 'SSL_read_ex' /usr/bin/ld: /root/testing/target/debug/deps/libreqwest-e63f940b995b3a5a.rlib(reqwest-e63f940b995b3a5a.reqwest.2b69ba60e2e131ae-cgu.03.rcgu.o): in function 'openssl::ssl::SslStream<S>::ssl_read_uninit': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-0.10.66/src/ssl/mod.rs:3786: undefined reference to 'SSL_read_ex' /usr/bin/ld: /root/testing/target/debug/deps/libreqwest-e63f940b995b3a5a.rlib(reqwest-e63f940b995b3a5a.reqwest.2b69ba60e2e131ae-cgu.03.rcgu.o): in function 'openssl::ssl::SslStream<S>::ssl_write': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-0.10.66/src/ssl/mod.rs:3827: undefined reference to 'SSL_write_ex' /usr/bin/ld: /root/testing/target/debug/deps/libreqwest-e63f940b995b3a5a.rlib(reqwest-e63f940b995b3a5a.reqwest.2b69ba60e2e131ae-cgu.03.rcgu.o): in function 'openssl::ssl::SslStream<S>::ssl_write': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-0.10.66/src/ssl/mod.rs:3827: undefined reference to 'SSL_write_ex' /usr/bin/ld: /root/testing/target/debug/deps/libopenssl_sys-4170f4211535d644.rlib(openssl_sys-4170f4211535d644.openssl_sys.74c5284e5add6480-cgu.0.rcgu.o): in function 'openssl_sys::openssl::ssl::SSL_CTX_set_mode': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.103/src/./ssl.rs:246: undefined reference to 'SSL_CTX_ctrl' /usr/bin/ld: /root/testing/target/debug/deps/libopenssl_sys-4170f4211535d644.rlib(openssl_sys-4170f4211535d644.openssl_sys.74c5284e5add6480-cgu.0.rcgu.o): in function 'openssl_sys::openssl::ssl::SSL_CTX_add_extra_chain_cert': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.103/src/./ssl.rs:384: undefined reference to 'SSL_CTX_ctrl' /usr/bin/ld: /root/testing/target/debug/deps/libopenssl_sys-4170f4211535d644.rlib(openssl_sys-4170f4211535d644.openssl_sys.74c5284e5add6480-cgu.0.rcgu.o): in function 'openssl_sys::openssl::tls1::SSL_set_tlsext_host_name': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.103/src/./tls1.rs:24: undefined reference to 'SSL_ctrl' /usr/bin/ld: /root/testing/target/debug/deps/libopenssl_sys-4170f4211535d644.rlib(openssl_sys-4170f4211535d644.openssl_sys.74c5284e5add6480-cgu.0.rcgu.o): in function 'openssl_sys::openssl::ssl::SSL_CTX_set_min_proto_version': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.103/src/./ssl.rs:459: undefined reference to 'SSL_CTX_ctrl' /usr/bin/ld: /root/testing/target/debug/deps/libopenssl_sys-4170f4211535d644.rlib(openssl_sys-4170f4211535d644.openssl_sys.74c5284e5add6480-cgu.0.rcgu.o): in function 'openssl_sys::openssl::ssl::SSL_CTX_set_max_proto_version': /root/.cargo/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.103/src/./ssl.rs:468: undefined reference to 'SSL_CTX_ctrl' collect2: error: ld returned 1 exit status

confirmed to have non conflicting versions;

`apt search ^libssl | grep installed

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

libssl-dev/focal-updates,focal-security,now 1.1.1f-1ubuntu2.23 amd64 [installed]
libssl1.1/focal-updates,focal-security,now 1.1.1f-1ubuntu2.23 amd64 [installed]`

build output

cargo:rustc-check-cfg=cfg(osslconf, values("OPENSSL_NO_OCB", "OPENSSL_NO_SM4", "OPENSSL_NO_SEED", "OPENSSL_NO_CHACHA", "OPENSSL_NO_CAST", "OPENSSL_NO_IDEA", "OPENSSL_NO_CAMELLIA", "OPENSSL_NO_RC4", "OPENSSL_NO_BF", "OPENSSL_NO_PSK", "OPENSSL_NO_DEPRECATED_3_0", "OPENSSL_NO_SCRYPT", "OPENSSL_NO_SM3", "OPENSSL_NO_RMD160", "OPENSSL_NO_EC2M", "OPENSSL_NO_OCSP", "OPENSSL_NO_CMS", "OPENSSL_NO_COMP", "OPENSSL_NO_SOCK", "OPENSSL_NO_STDIO")) cargo:rustc-check-cfg=cfg(openssl) cargo:rustc-check-cfg=cfg(libressl) cargo:rustc-check-cfg=cfg(boringssl) cargo:rustc-check-cfg=cfg(libressl250) cargo:rustc-check-cfg=cfg(libressl251) cargo:rustc-check-cfg=cfg(libressl252) cargo:rustc-check-cfg=cfg(libressl261) cargo:rustc-check-cfg=cfg(libressl270) cargo:rustc-check-cfg=cfg(libressl271) cargo:rustc-check-cfg=cfg(libressl273) cargo:rustc-check-cfg=cfg(libressl280) cargo:rustc-check-cfg=cfg(libressl281) cargo:rustc-check-cfg=cfg(libressl291) cargo:rustc-check-cfg=cfg(libressl310) cargo:rustc-check-cfg=cfg(libressl321) cargo:rustc-check-cfg=cfg(libressl332) cargo:rustc-check-cfg=cfg(libressl340) cargo:rustc-check-cfg=cfg(libressl350) cargo:rustc-check-cfg=cfg(libressl360) cargo:rustc-check-cfg=cfg(libressl361) cargo:rustc-check-cfg=cfg(libressl370) cargo:rustc-check-cfg=cfg(libressl380) cargo:rustc-check-cfg=cfg(libressl381) cargo:rustc-check-cfg=cfg(libressl382) cargo:rustc-check-cfg=cfg(libressl390) cargo:rustc-check-cfg=cfg(libressl400) cargo:rustc-check-cfg=cfg(ossl101) cargo:rustc-check-cfg=cfg(ossl102) cargo:rustc-check-cfg=cfg(ossl102f) cargo:rustc-check-cfg=cfg(ossl102h) cargo:rustc-check-cfg=cfg(ossl110) cargo:rustc-check-cfg=cfg(ossl110f) cargo:rustc-check-cfg=cfg(ossl110g) cargo:rustc-check-cfg=cfg(ossl110h) cargo:rustc-check-cfg=cfg(ossl111) cargo:rustc-check-cfg=cfg(ossl111b) cargo:rustc-check-cfg=cfg(ossl111c) cargo:rustc-check-cfg=cfg(ossl111d) cargo:rustc-check-cfg=cfg(ossl300) cargo:rustc-check-cfg=cfg(ossl310) cargo:rustc-check-cfg=cfg(ossl320) cargo:rustc-check-cfg=cfg(ossl330) cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIB_DIR X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIB_DIR unset cargo:rerun-if-env-changed=OPENSSL_LIB_DIR OPENSSL_LIB_DIR = /usr/lib/x86_64-linux-gnu cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_INCLUDE_DIR X86_64_UNKNOWN_LINUX_GNU_OPENSSL_INCLUDE_DIR unset cargo:rerun-if-env-changed=OPENSSL_INCLUDE_DIR OPENSSL_INCLUDE_DIR = /usr/include/openssl cargo:rustc-link-search=native=/usr/lib/x86_64-linux-gnu cargo:include=/usr/include/openssl cargo:rerun-if-changed=build/expando.c OPT_LEVEL = Some(0) TARGET = Some(x86_64-unknown-linux-gnu) OUT_DIR = Some(/root/testing/target/debug/build/openssl-sys-0276375ae411a7a7/out) HOST = Some(x86_64-unknown-linux-gnu) cargo:rerun-if-env-changed=CC_x86_64-unknown-linux-gnu CC_x86_64-unknown-linux-gnu = None cargo:rerun-if-env-changed=CC_x86_64_unknown_linux_gnu CC_x86_64_unknown_linux_gnu = None cargo:rerun-if-env-changed=HOST_CC HOST_CC = None cargo:rerun-if-env-changed=CC CC = None cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT RUSTC_WRAPPER = None cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS CRATE_CC_NO_DEFAULTS = None DEBUG = Some(true) CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2) cargo:rerun-if-env-changed=CFLAGS_x86_64-unknown-linux-gnu CFLAGS_x86_64-unknown-linux-gnu = None cargo:rerun-if-env-changed=CFLAGS_x86_64_unknown_linux_gnu CFLAGS_x86_64_unknown_linux_gnu = None cargo:rerun-if-env-changed=HOST_CFLAGS HOST_CFLAGS = None cargo:rerun-if-env-changed=CFLAGS CFLAGS = None cargo:rustc-cfg=osslconf="OPENSSL_NO_IDEA" cargo:rustc-cfg=osslconf="OPENSSL_NO_SSL3_METHOD" cargo:conf=OPENSSL_NO_IDEA,OPENSSL_NO_SSL3_METHOD cargo:rustc-cfg=openssl cargo:rustc-cfg=ossl101 cargo:rustc-cfg=ossl102 cargo:rustc-cfg=ossl102f cargo:rustc-cfg=ossl102h cargo:rustc-cfg=ossl110 cargo:rustc-cfg=ossl110f cargo:rustc-cfg=ossl110g cargo:rustc-cfg=ossl110h cargo:rustc-cfg=ossl111 cargo:rustc-cfg=ossl111b cargo:rustc-cfg=ossl111c cargo:rustc-cfg=ossl111d cargo:version_number=1010106f cargo:version=111 cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIBS X86_64_UNKNOWN_LINUX_GNU_OPENSSL_LIBS unset cargo:rerun-if-env-changed=OPENSSL_LIBS OPENSSL_LIBS unset cargo:rerun-if-env-changed=X86_64_UNKNOWN_LINUX_GNU_OPENSSL_STATIC X86_64_UNKNOWN_LINUX_GNU_OPENSSL_STATIC unset cargo:rerun-if-env-changed=OPENSSL_STATIC OPENSSL_STATIC unset cargo:rustc-link-lib=dylib=ssl cargo:rustc-link-lib=dylib=crypto