[INFO] crate openvpn-plugin 0.3.0 is already in cache
[INFO] testing openvpn-plugin-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate openvpn-plugin 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate openvpn-plugin 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate openvpn-plugin 0.3.0
[INFO] finished tweaking crates.io crate openvpn-plugin 0.3.0
[INFO] tweaked toml for crates.io crate openvpn-plugin 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 94aba2d32cbbebf19633e0d2c397a33fa6cc08c440ecc3b0be8a7824a019f567
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "94aba2d32cbbebf19633e0d2c397a33fa6cc08c440ecc3b0be8a7824a019f567"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling openvpn-plugin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging.rs:56:54
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn format_panic(source: &str, panic_payload: Box<Any + Send + 'static>) -> String {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:433:16
[INFO] [stderr]     |
[INFO] [stderr] 433 |     cause: Box<::std::error::Error>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:443:43
[INFO] [stderr]     |
[INFO] [stderr] 443 |             cause: Box::new(cause) as Box<::std::error::Error>,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:451:14
[INFO] [stderr]     |
[INFO] [stderr] 451 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/ffi/parse.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 |             ParseError::NullPtr => f.write_str(self.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut error_iter = error.cause();
[INFO] [stderr]    |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         error_iter = e.cause();
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "94aba2d32cbbebf19633e0d2c397a33fa6cc08c440ecc3b0be8a7824a019f567"`
[INFO] running `"docker" "rm" "-f" "94aba2d32cbbebf19633e0d2c397a33fa6cc08c440ecc3b0be8a7824a019f567"`
[INFO] [stdout] 94aba2d32cbbebf19633e0d2c397a33fa6cc08c440ecc3b0be8a7824a019f567
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dbb97fe700066d342d45c9b6086e5aa193765bdc08daa7b066a211389f73d8ae
[INFO] running `"docker" "start" "-a" "dbb97fe700066d342d45c9b6086e5aa193765bdc08daa7b066a211389f73d8ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling openvpn-plugin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging.rs:56:54
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn format_panic(source: &str, panic_payload: Box<Any + Send + 'static>) -> String {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:433:16
[INFO] [stderr]     |
[INFO] [stderr] 433 |     cause: Box<::std::error::Error>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:443:43
[INFO] [stderr]     |
[INFO] [stderr] 443 |             cause: Box::new(cause) as Box<::std::error::Error>,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:451:14
[INFO] [stderr]     |
[INFO] [stderr] 451 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/ffi/parse.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 |             ParseError::NullPtr => f.write_str(self.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut error_iter = error.cause();
[INFO] [stderr]    |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         error_iter = e.cause();
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging.rs:56:54
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn format_panic(source: &str, panic_payload: Box<Any + Send + 'static>) -> String {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:433:16
[INFO] [stderr]     |
[INFO] [stderr] 433 |     cause: Box<::std::error::Error>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:443:43
[INFO] [stderr]     |
[INFO] [stderr] 443 |             cause: Box::new(cause) as Box<::std::error::Error>,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:451:14
[INFO] [stderr]     |
[INFO] [stderr] 451 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/ffi/parse.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 |             ParseError::NullPtr => f.write_str(self.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut error_iter = error.cause();
[INFO] [stderr]    |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         error_iter = e.cause();
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "dbb97fe700066d342d45c9b6086e5aa193765bdc08daa7b066a211389f73d8ae"`
[INFO] running `"docker" "rm" "-f" "dbb97fe700066d342d45c9b6086e5aa193765bdc08daa7b066a211389f73d8ae"`
[INFO] [stdout] dbb97fe700066d342d45c9b6086e5aa193765bdc08daa7b066a211389f73d8ae
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ace8d3686dd769fb474007c22dac438dff6a3802425438f9e76f50201044225c
[INFO] running `"docker" "start" "-a" "ace8d3686dd769fb474007c22dac438dff6a3802425438f9e76f50201044225c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging.rs:56:54
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn format_panic(source: &str, panic_payload: Box<Any + Send + 'static>) -> String {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:433:16
[INFO] [stderr]     |
[INFO] [stderr] 433 |     cause: Box<::std::error::Error>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:443:43
[INFO] [stderr]     |
[INFO] [stderr] 443 |             cause: Box::new(cause) as Box<::std::error::Error>,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:451:14
[INFO] [stderr]     |
[INFO] [stderr] 451 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/ffi/parse.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 |             ParseError::NullPtr => f.write_str(self.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut error_iter = error.cause();
[INFO] [stderr]    |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         error_iter = e.cause();
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/logging.rs:56:54
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub fn format_panic(source: &str, panic_payload: Box<Any + Send + 'static>) -> String {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:433:16
[INFO] [stderr]     |
[INFO] [stderr] 433 |     cause: Box<::std::error::Error>,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:443:43
[INFO] [stderr]     |
[INFO] [stderr] 443 |             cause: Box::new(cause) as Box<::std::error::Error>,
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:460:32
[INFO] [stderr]     |
[INFO] [stderr] 460 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:451:14
[INFO] [stderr]     |
[INFO] [stderr] 451 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/ffi/parse.rs:29:53
[INFO] [stderr]    |
[INFO] [stderr] 29 |             ParseError::NullPtr => f.write_str(self.description()),
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut error_iter = error.cause();
[INFO] [stderr]    |                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/logging.rs:51:24
[INFO] [stderr]    |
[INFO] [stderr] 51 |         error_iter = e.cause();
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/openvpn_plugin-da7db4be9f81b0af
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test ffi::parse::tests::string_array_utf8_happy_path ... ok
[INFO] [stdout] test ffi::parse::tests::string_array_utf8_invalid ... ok
[INFO] [stdout] test ffi::parse::tests::env_utf8_happy_path ... ok
[INFO] [stdout] test ffi::parse::tests::string_array_null ... ok
[INFO] [stdout] test ffi::parse::tests::string_array_no_space_trim ... ok
[INFO] [stdout] test ffi::parse::tests::env_two_same_key ... ok
[INFO] [stdout] test ffi::parse::tests::env_one_value ... ok
[INFO] [stdout] test ffi::parse::tests::env_utf8_invalid ... ok
[INFO] [stdout] test types::tests::event_enum_to_str ... ok
[INFO] [stdout] test types::tests::from_int_first ... ok
[INFO] [stdout] test types::tests::from_int_negative ... ok
[INFO] [stdout] test types::tests::events_to_bitmask_many_events ... ok
[INFO] [stdout] test types::tests::events_to_bitmask_no_events ... ok
[INFO] [stdout] test types::tests::from_int_last ... ok
[INFO] [stdout] test types::tests::from_int_invalid ... ok
[INFO] [stdout] test ffi::parse::tests::string_array_two_strings ... ok
[INFO] [stdout] test ffi::parse::tests::env_double_equal ... ok
[INFO] [stdout] test types::tests::from_int_all_valid ... ok
[INFO] [stdout] test ffi::parse::tests::string_array_empty ... ok
[INFO] [stdout] test ffi::parse::tests::env_no_equal ... ok
[INFO] [stdout] test types::tests::events_to_bitmask_one_event ... ok
[INFO] [stdout] test types::tests::events_to_bitmask_another_event ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests openvpn-plugin
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs - openvpn_plugin (line 192) ... ok
[INFO] [stdout] test src/lib.rs - openvpn_plugin (line 153) ... ok
[INFO] [stdout] test src/lib.rs - openvpn_plugin (line 213) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ace8d3686dd769fb474007c22dac438dff6a3802425438f9e76f50201044225c"`
[INFO] running `"docker" "rm" "-f" "ace8d3686dd769fb474007c22dac438dff6a3802425438f9e76f50201044225c"`
[INFO] [stdout] ace8d3686dd769fb474007c22dac438dff6a3802425438f9e76f50201044225c