[INFO] fetching crate rustlearn 0.5.0...
[INFO] checking rustlearn-0.5.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate rustlearn 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustlearn 0.5.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustlearn 0.5.0
[INFO] finished tweaking crates.io crate rustlearn 0.5.0
[INFO] tweaked toml for crates.io crate rustlearn 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.2.3
[INFO] [stderr]   Downloaded unicode-bidi v0.2.6
[INFO] [stderr]   Downloaded hyper v0.7.2
[INFO] [stderr]   Downloaded csv v0.14.7
[INFO] [stderr]   Downloaded url v0.5.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8cbbe4f228ec91f76234dc9fcddc0254a2ada7b35eaf9c54a278231d4f4c8926
[INFO] running `Command { std: "docker" "start" "-a" "8cbbe4f228ec91f76234dc9fcddc0254a2ada7b35eaf9c54a278231d4f4c8926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cbbe4f228ec91f76234dc9fcddc0254a2ada7b35eaf9c54a278231d4f4c8926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cbbe4f228ec91f76234dc9fcddc0254a2ada7b35eaf9c54a278231d4f4c8926", kill_on_drop: false }`
[INFO] [stdout] 8cbbe4f228ec91f76234dc9fcddc0254a2ada7b35eaf9c54a278231d4f4c8926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bc0a9721d875e81a0c0fec3037417142a0dc24fd4f65f724a9f44aa8836fc29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1bc0a9721d875e81a0c0fec3037417142a0dc24fd4f65f724a9f44aa8836fc29", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking unicode-bidi v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.2.3
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling rustlearn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr] warning: src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr] warning:   121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr] warning:       |                                ~~~~~~~~~^~~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr] warning: src/openssl_shim.c:132:7: error: dereferencing pointer to incomplete type 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning:   132 |     dh->p = p;
[INFO] [stderr] warning:       |       ^~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr] warning: src/openssl_shim.c:143:13: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning:   143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr] warning:       |             ^~
[INFO] [stderr] warning: src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning:   144 | }
[INFO] [stderr] warning:       | ^
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `openssl-sys-extras v0.7.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-extras-00a4c9a7f6576d57/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-05f9fed10a1bde35/out/src/openssl_shim.o" "-c" "src/openssl_shim.c"
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr]   cargo:warning=  121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr]   cargo:warning=      |                                ~~~~~~~~~^~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:132:7: error: dereferencing pointer to incomplete type 'DH' {aka 'struct dh_st'}
[INFO] [stderr]   cargo:warning=  132 |     dh->p = p;
[INFO] [stderr]   cargo:warning=      |       ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:143:13: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=  143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr]   cargo:warning=      |             ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr]   cargo:warning=  144 | }
[INFO] [stderr]   cargo:warning=      | ^
[INFO] [stderr]   exit code: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr]   Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-05f9fed10a1bde35/out/src/openssl_shim.o" "-c" "src/openssl_shim.c" with args "cc" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr]   ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56174d18c9d0 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x56174d18c9d0 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x56174d18c9d0 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x56174d18c9d0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3cd15d7003dec37a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x56174d1ac07c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x56174d188fd7 - std::io::Write::write_fmt::hac61caff894c35ae
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/io/mod.rs:1517
[INFO] [stderr]      6:     0x56174d18eeb0 - std::sys_common::backtrace::_print::haa2f390fb7957e3e
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x56174d18eeb0 - std::sys_common::backtrace::print::h48c7cbbad9013bb1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x56174d18eeb0 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x56174d18ebfc - std::panicking::default_hook::h2f00c78800d98e4c
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x56174d18f513 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x56174d18f0e9 - std::panicking::begin_panic_handler::{{closure}}::hec242f1b136b5ff2
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x56174d18ce3c - std::sys_common::backtrace::__rust_end_short_backtrace::h1f3cc383ee6c0374
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x56174d18f0a9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x56174d18f05b - std::panicking::begin_panic_fmt::hebfdcd945bbd27b1
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:437
[INFO] [stderr]     15:     0x56174d14b047 - gcc::fail::hdd31ed862fae78eb
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672
[INFO] [stderr]     16:     0x56174d13cd5c - gcc::Build::compile::hdf608fa1a19a0cf9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785
[INFO] [stderr]     17:     0x56174d13645c - build_script_build::main::h6e26bc3f39f6b4b2
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-extras-0.7.14/build.rs:19
[INFO] [stderr]     18:     0x56174d137cbb - core::ops::function::FnOnce::call_once::hd408223c2b01e633
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x56174d137fee - std::sys_common::backtrace::__rust_begin_short_backtrace::hde733e31a31ebc3a
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x56174d137fc1 - std::rt::lang_start::{{closure}}::h78f27f468c2420e7
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x56174d18f911 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hecc21eb9018cc197
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x56174d18f911 - std::panicking::try::do_call::h174ad655d084b5c7
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x56174d18f911 - std::panicking::try::h479e6054ce28de10
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x56174d18f911 - std::panic::catch_unwind::hb558ddea2b3e9c45
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x56174d18f911 - std::rt::lang_start_internal::h163149047f0a8b61
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x56174d137f97 - std::rt::lang_start::hc2856e4748774e12
[INFO] [stderr]                                  at /rustc/72f88fc4e9458f89516a0b8b0868f3718aec5b47/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x56174d13772a - main
[INFO] [stderr]     28:     0x7f5e41a360b3 - __libc_start_main
[INFO] [stderr]     29:     0x56174d1360be - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_SSL_clone':
[INFO] [stderr] warning: src/c_helpers.c:4:5: warning: implicit declaration of function 'CRYPTO_add' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: src/c_helpers.c:4:20: error: dereferencing pointer to incomplete type 'SSL' {aka 'struct ssl_st'}
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |                    ^~
[INFO] [stderr] warning: src/c_helpers.c:4:37: error: 'CRYPTO_LOCK_SSL' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |                                     ^~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                     CRYPTO_LOCK
[INFO] [stderr] warning: src/c_helpers.c:4:37: note: each undeclared identifier is reported only once for each function it appears in
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_SSL_CTX_clone':
[INFO] [stderr] warning: src/c_helpers.c:8:20: error: dereferencing pointer to incomplete type 'SSL_CTX' {aka 'struct ssl_ctx_st'}
[INFO] [stderr] warning:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning:       |                    ^~
[INFO] [stderr] warning: src/c_helpers.c:8:35: error: 'CRYPTO_LOCK_SSL_CTX' undeclared (first use in this function); did you mean 'CRYPTO_EX_INDEX_SSL_CTX'?
[INFO] [stderr] warning:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning:       |                                   ^~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                   CRYPTO_EX_INDEX_SSL_CTX
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_X509_clone':
[INFO] [stderr] warning: src/c_helpers.c:12:21: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning:       |                     ^~
[INFO] [stderr] warning: src/c_helpers.c:12:36: error: 'CRYPTO_LOCK_X509' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning:       |                                    ^~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                    CRYPTO_LOCK
[INFO] [stderr] 
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp: In function 'void print_string_stdout(const char*)':
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp:41:45: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    41 | static void print_string_stdout(const char *s)
[INFO] [stderr] warning:       |                                 ~~~~~~~~~~~~^
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1bc0a9721d875e81a0c0fec3037417142a0dc24fd4f65f724a9f44aa8836fc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc0a9721d875e81a0c0fec3037417142a0dc24fd4f65f724a9f44aa8836fc29", kill_on_drop: false }`
[INFO] [stdout] 1bc0a9721d875e81a0c0fec3037417142a0dc24fd4f65f724a9f44aa8836fc29
