[INFO] cloning repository https://github.com/QuietMisdreavus/whismur
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QuietMisdreavus/whismur" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuietMisdreavus%2Fwhismur", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuietMisdreavus%2Fwhismur'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c577c2d7a79144469bbf97abfed6cd77f265de4
[INFO] checking QuietMisdreavus/whismur against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuietMisdreavus%2Fwhismur" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/QuietMisdreavus/whismur on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/QuietMisdreavus/whismur
[INFO] finished tweaking git repo https://github.com/QuietMisdreavus/whismur
[INFO] tweaked toml for git repo https://github.com/QuietMisdreavus/whismur written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/QuietMisdreavus/whismur already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-integer v0.1.34
[INFO] [stderr]   Downloaded serde_derive v1.0.2
[INFO] [stderr]   Downloaded serde v1.0.2
[INFO] [stderr]   Downloaded chrono v0.3.1
[INFO] [stderr]   Downloaded rustc-serialize v0.3.23
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.0
[INFO] [stderr]   Downloaded irc v0.11.6
[INFO] [stderr]   Downloaded serde_json v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dfafd8d5040260e862b8e405a15c3570d484b1008bc7f751d25ce80638340e8
[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" "4dfafd8d5040260e862b8e405a15c3570d484b1008bc7f751d25ce80638340e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dfafd8d5040260e862b8e405a15c3570d484b1008bc7f751d25ce80638340e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dfafd8d5040260e862b8e405a15c3570d484b1008bc7f751d25ce80638340e8", kill_on_drop: false }`
[INFO] [stdout] 4dfafd8d5040260e862b8e405a15c3570d484b1008bc7f751d25ce80638340e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 533bedef8d5dd9d9bcf28c143a4902284a51a0a40ae024c7a032e461fa02b30f
[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" "533bedef8d5dd9d9bcf28c143a4902284a51a0a40ae024c7a032e461fa02b30f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking serde v1.0.2
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking rustc-serialize v0.3.23
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking openssl-sys v0.7.17
[INFO] [stderr]     Checking time v0.1.36
[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] error: failed to run custom build command for `openssl v0.7.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-2d4253ae08a2e546/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]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-o" "/opt/rustwide/target/debug/build/openssl-ecf2831d4b259815/out/src/c_helpers.o" "-c" "src/c_helpers.c"
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_SSL_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:5: warning: implicit declaration of function 'CRYPTO_add' [-Wimplicit-function-declaration]
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |     ^~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:20: error: dereferencing pointer to incomplete type 'SSL' {aka 'struct ssl_st'}
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |                    ^~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:37: error: 'CRYPTO_LOCK_SSL' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |                                     ^~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=      |                                     CRYPTO_LOCK
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:37: note: each undeclared identifier is reported only once for each function it appears in
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_SSL_CTX_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:8:20: error: dereferencing pointer to incomplete type 'SSL_CTX' {aka 'struct ssl_ctx_st'}
[INFO] [stderr]   cargo:warning=    8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr]   cargo:warning=      |                    ^~
[INFO] [stderr]   cargo: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]   cargo:warning=    8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr]   cargo:warning=      |                                   ^~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=      |                                   CRYPTO_EX_INDEX_SSL_CTX
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_X509_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:12:21: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=   12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr]   cargo:warning=      |                     ^~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:12:36: error: 'CRYPTO_LOCK_X509' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr]   cargo:warning=   12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr]   cargo:warning=      |                                    ^~~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=      |                                    CRYPTO_LOCK
[INFO] [stderr]   ExitStatus(ExitStatus(256))
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   command did not execute successfully, got: exit code: 1
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'explicit panic', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:1152:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a8756ddc45 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x55a8756ddc45 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55a8756ddc45 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x55a8756ddc45 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x55a8757026fc - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x55a8756d9f32 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x55a8756e03d0 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x55a8756e03d0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x55a8756e03d0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x55a8756e011c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x55a8756e0a13 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x55a8756bfc29 - std::panicking::begin_panic::h9213fb36c8e20de4
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/panicking.rs:456
[INFO] [stderr]     12:     0x55a8756a7d79 - gcc::fail::h041fa98fb9cb48ea
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:1152
[INFO] [stderr]     13:     0x55a8756a70c8 - gcc::run::hd054198bc0da7d08
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:1096
[INFO] [stderr]     14:     0x55a87569df0a - gcc::Config::compile_object::h1094bbde59fd8bf3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:482
[INFO] [stderr]     15:     0x55a87569d809 - gcc::Config::compile_objects::h8e730e69e870bfac
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:448
[INFO] [stderr]     16:     0x55a87569c7c0 - gcc::Config::compile::h90948a7e14cad1db
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.45/src/lib.rs:398
[INFO] [stderr]     17:     0x55a87569b6a4 - build_script_build::main::heb267d86b1dde8f3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-0.7.14/build.rs:15
[INFO] [stderr]     18:     0x55a87569b2cb - std::rt::lang_start::{{closure}}::ha23578c53cdddd35
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     19:     0x55a8756e0de3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     20:     0x55a8756e0de3 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     21:     0x55a8756e0de3 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     22:     0x55a8756e0de3 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     23:     0x55a8756e0de3 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     24:     0x55a87569b2a7 - std::rt::lang_start::h31ad75bc0f1fe632
[INFO] [stderr]                                  at /rustc/cfbc6d4cf1acbac5c025acf8ed68929caa551df3/src/libstd/rt.rs:67
[INFO] [stderr]     25:     0x55a87569b7da - main
[INFO] [stderr]     26:     0x7f9fe5cd10b3 - __libc_start_main
[INFO] [stderr]     27:     0x55a87569b19e - _start
[INFO] [stderr]     28:                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/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] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "533bedef8d5dd9d9bcf28c143a4902284a51a0a40ae024c7a032e461fa02b30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533bedef8d5dd9d9bcf28c143a4902284a51a0a40ae024c7a032e461fa02b30f", kill_on_drop: false }`
[INFO] [stdout] 533bedef8d5dd9d9bcf28c143a4902284a51a0a40ae024c7a032e461fa02b30f
