[INFO] fetching crate jmx 0.2.1...
[INFO] testing jmx-0.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate jmx 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate jmx 0.2.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jmx 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jmx 0.2.1
[INFO] tweaked toml for crates.io crate jmx 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded java-locator v0.1.5
[INFO] [stderr]   Downloaded j4rs v0.11.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15c6bdc1b5b9e69946805a0a1091be67f3eddae42bb6e65514d719b83cb833da
[INFO] running `Command { std: "docker" "start" "-a" "15c6bdc1b5b9e69946805a0a1091be67f3eddae42bb6e65514d719b83cb833da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15c6bdc1b5b9e69946805a0a1091be67f3eddae42bb6e65514d719b83cb833da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c6bdc1b5b9e69946805a0a1091be67f3eddae42bb6e65514d719b83cb833da", kill_on_drop: false }`
[INFO] [stdout] 15c6bdc1b5b9e69946805a0a1091be67f3eddae42bb6e65514d719b83cb833da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fd9dbc0b89e7642bbd2e91e91ff46d22d875033b8f381243d82065564cdae70
[INFO] running `Command { std: "docker" "start" "-a" "0fd9dbc0b89e7642bbd2e91e91ff46d22d875033b8f381243d82065564cdae70", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling java-locator v0.1.5
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling j4rs v0.11.2
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling jmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.65s
[INFO] running `Command { std: "docker" "inspect" "0fd9dbc0b89e7642bbd2e91e91ff46d22d875033b8f381243d82065564cdae70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd9dbc0b89e7642bbd2e91e91ff46d22d875033b8f381243d82065564cdae70", kill_on_drop: false }`
[INFO] [stdout] 0fd9dbc0b89e7642bbd2e91e91ff46d22d875033b8f381243d82065564cdae70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 544b233e525fbc5b3dcfda3c18bc36587cd725e59d98dca1d25b6f42d72e333f
[INFO] running `Command { std: "docker" "start" "-a" "544b233e525fbc5b3dcfda3c18bc36587cd725e59d98dca1d25b6f42d72e333f", kill_on_drop: false }`
[INFO] [stderr]    Compiling jmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "544b233e525fbc5b3dcfda3c18bc36587cd725e59d98dca1d25b6f42d72e333f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544b233e525fbc5b3dcfda3c18bc36587cd725e59d98dca1d25b6f42d72e333f", kill_on_drop: false }`
[INFO] [stdout] 544b233e525fbc5b3dcfda3c18bc36587cd725e59d98dca1d25b6f42d72e333f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d263130ffaf15d58178e133d5e71ed70db641cc3ec29743010f6fda9ab6ff7b2
[INFO] running `Command { std: "docker" "start" "-a" "d263130ffaf15d58178e133d5e71ed70db641cc3ec29743010f6fda9ab6ff7b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jmx-4f9fc63a8dc4ee3f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/0-intro.rs (/opt/rustwide/target/debug/deps/0_intro-cdc4c09ab7052514)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] Error: Exception thrown by the agent : java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d263130ffaf1: d263130ffaf1: Temporary failure in name resolution
[INFO] [stderr] sun.management.AgentConfigurationError: java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d263130ffaf1: d263130ffaf1: Temporary failure in name resolution
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:482)
[INFO] [stderr] 	at sun.management.Agent.startAgent(Agent.java:262)
[INFO] [stderr] 	at sun.management.Agent.startAgent(Agent.java:452)
[INFO] [stderr] Caused by: java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d263130ffaf1: d263130ffaf1: Temporary failure in name resolution
[INFO] [stderr] 	at javax.management.remote.JMXServiceURL.<init>(JMXServiceURL.java:289)
[INFO] [stderr] 	at javax.management.remote.JMXServiceURL.<init>(JMXServiceURL.java:253)
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.exportMBeanServer(ConnectorBootstrap.java:763)
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:470)
[INFO] [stderr] 	... 2 more
[INFO] [stderr] Exception in thread "main" org.astonbitecode.j4rs.errors.InvocationException: Error while invoking method connect of Class javax.management.remote.JMXConnectorFactory
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeStatic(JsonInvocationImpl.java:74)
[INFO] [stderr] Caused by: java.lang.reflect.InvocationTargetException
[INFO] [stderr] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[INFO] [stderr] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[INFO] [stderr] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[INFO] [stderr] 	at java.lang.reflect.Method.invoke(Method.java:498)
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeMethod(JsonInvocationImpl.java:170)
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeStatic(JsonInvocationImpl.java:71)
[INFO] [stderr] Caused by: java.io.IOException: Failed to retrieve RMIServer stub: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)]
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:369)
[INFO] [stderr] 	at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
[INFO] [stderr] 	at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
[INFO] [stderr] 	... 6 more
[INFO] [stderr] Caused by: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)]
[INFO] [stderr] 	at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:136)
[INFO] [stderr] 	at com.sun.jndi.toolkit.url.GenericURLContext.lookup(GenericURLContext.java:218)
[INFO] [stderr] 	at javax.naming.InitialContext.lookup(InitialContext.java:417)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.findRMIServerJNDI(RMIConnector.java:1955)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.findRMIServer(RMIConnector.java:1922)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:287)
[INFO] [stderr] 	... 8 more
[INFO] [stderr] Caused by: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:623)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202)
[INFO] [stderr] 	at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:343)
[INFO] [stderr] 	at sun.rmi.registry.RegistryImpl_Stub.lookup(RegistryImpl_Stub.java:116)
[INFO] [stderr] 	at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:132)
[INFO] [stderr] 	... 13 more
[INFO] [stderr] Caused by: java.net.ConnectException: Connection refused (Connection refused)
[INFO] [stderr] 	at java.net.PlainSocketImpl.socketConnect(Native Method)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
[INFO] [stderr] 	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
[INFO] [stderr] 	at java.net.Socket.connect(Socket.java:607)
[INFO] [stderr] 	at java.net.Socket.connect(Socket.java:556)
[INFO] [stderr] 	at java.net.Socket.<init>(Socket.java:452)
[INFO] [stderr] 	at java.net.Socket.<init>(Socket.java:229)
[INFO] [stderr] 	at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40)
[INFO] [stderr] 	at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:148)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:617)
[INFO] [stderr] 	... 18 more
[INFO] [stdout] test introduction ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- introduction stdout ----
[INFO] [stdout] thread 'introduction' panicked at tests/0-intro.rs:51:10:
[INFO] [stdout] Failed to connect to the JMX test server: Error(JavaError("An Exception was thrown by Java... Please check the logs or the console.")
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/convert/mod.rs:757:9
[INFO] [stdout]    5: failure::context::Context<D>::with_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/context.rs:105:40
[INFO] [stdout]    6: failure::Fail::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/lib.rs:160:9
[INFO] [stdout]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::with_context::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/result_ext.rs:174:13
[INFO] [stdout]    8: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:829:27
[INFO] [stdout]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::with_context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/result_ext.rs:172:9
[INFO] [stdout]   10: jmx::mbean_client::MBeanClient::mbean_server
[INFO] [stdout]              at src/mbean_client.rs:75:22
[INFO] [stdout]   11: jmx::mbean_client::MBeanClient::connect_service_url
[INFO] [stdout]              at src/mbean_client.rs:56:22
[INFO] [stdout]   12: jmx::mbean_client::MBeanClient::connect_with_options
[INFO] [stdout]              at src/mbean_client.rs:49:9
[INFO] [stdout]   13: jmx::mbean_client::MBeanClient::connect
[INFO] [stdout]              at src/mbean_client.rs:40:9
[INFO] [stdout]   14: _0_intro::run_test
[INFO] [stdout]              at tests/0-intro.rs:50:18
[INFO] [stdout]   15: _0_intro::introduction
[INFO] [stdout]              at tests/0-intro.rs:38:5
[INFO] [stdout]   16: _0_intro::introduction::{{closure}}
[INFO] [stdout]              at tests/0-intro.rs:25:18
[INFO] [stdout]   17: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   19: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   20: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]       std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   21: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]       std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   23: <unknown>
[INFO] [stdout]   24: __clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] could not invoke static method 'javax.management.remote.JMXConnectorFactory.connect')
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55f83409cf2c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55f83409cf2c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55f83409cf2c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55f83409cf2c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55f8340c7b10 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55f8340c7b10 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55f83409a4bf - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x55f83409cd14 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55f83409cd14 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55f83409e9d7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x55f83409e6c3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55f833eec727 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x55f833eec727 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55f83409efe8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x55f83409efe8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55f83409ed3e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55f83409d3f6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x55f83409eaa2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55f833eb3f35 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55f833eb44c3 - core::result::unwrap_failed::hddb4fea594200c52
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1653:5
[INFO] [stdout]   20:     0x55f833eb55ee - core::result::Result<T,E>::expect::h27c3f8428aea3ea9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/result.rs:1034:23
[INFO] [stdout]   21:     0x55f833eb87fe - _0_intro::run_test::h125027151dab3379
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:50:18
[INFO] [stdout]   22:     0x55f833eb8cf4 - _0_intro::introduction::h9a961b2cb9fd804c
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:38:5
[INFO] [stdout]   23:     0x55f833eb8a87 - _0_intro::introduction::{{closure}}::h0ba379d28aec8890
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:25:18
[INFO] [stdout]   24:     0x55f833eb4eb6 - core::ops::function::FnOnce::call_once::h6d651f2edc58dcd7
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55f833ef1d7f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55f833ef1d7f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x55f833ef0d95 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x55f833ef0d95 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55f833ef0d95 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55f833ef0d95 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55f833ef0d95 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55f833ef0d95 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x55f833ef0d95 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x55f833eb9056 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x55f833eb9056 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x55f833ebe107 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55f833ebe107 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55f833ebe107 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55f833ebe107 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55f833ebe107 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55f833ebe107 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55f833ebe107 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55f8340a41b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x55f8340a41b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x55f8340a41b5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f7a8deb0ac3 - <unknown>
[INFO] [stdout]   47:     0x7f7a8df41bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     introduction
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test 0-intro`
[INFO] running `Command { std: "docker" "inspect" "d263130ffaf15d58178e133d5e71ed70db641cc3ec29743010f6fda9ab6ff7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d263130ffaf15d58178e133d5e71ed70db641cc3ec29743010f6fda9ab6ff7b2", kill_on_drop: false }`
[INFO] [stdout] d263130ffaf15d58178e133d5e71ed70db641cc3ec29743010f6fda9ab6ff7b2
[INFO] testing jmx-0.2.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate jmx 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate jmx 0.2.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jmx 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jmx 0.2.1
[INFO] tweaked toml for crates.io crate jmx 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 849967f51d1c810a50c6ab7f0650dec9d4cc77257f81bda2e95db535d87a2853
[INFO] running `Command { std: "docker" "start" "-a" "849967f51d1c810a50c6ab7f0650dec9d4cc77257f81bda2e95db535d87a2853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "849967f51d1c810a50c6ab7f0650dec9d4cc77257f81bda2e95db535d87a2853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849967f51d1c810a50c6ab7f0650dec9d4cc77257f81bda2e95db535d87a2853", kill_on_drop: false }`
[INFO] [stdout] 849967f51d1c810a50c6ab7f0650dec9d4cc77257f81bda2e95db535d87a2853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b36078749037ce8fdf94bbbba29cdafa9b3fe6c14ab5488dea77a7dea5e9adeb
[INFO] running `Command { std: "docker" "start" "-a" "b36078749037ce8fdf94bbbba29cdafa9b3fe6c14ab5488dea77a7dea5e9adeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling java-locator v0.1.5
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling j4rs v0.11.2
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling jmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "b36078749037ce8fdf94bbbba29cdafa9b3fe6c14ab5488dea77a7dea5e9adeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b36078749037ce8fdf94bbbba29cdafa9b3fe6c14ab5488dea77a7dea5e9adeb", kill_on_drop: false }`
[INFO] [stdout] b36078749037ce8fdf94bbbba29cdafa9b3fe6c14ab5488dea77a7dea5e9adeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e31cb01ffc1b9cb21637c9f1ccd78dadec26e668e629d5256b2571aedba1a733
[INFO] running `Command { std: "docker" "start" "-a" "e31cb01ffc1b9cb21637c9f1ccd78dadec26e668e629d5256b2571aedba1a733", kill_on_drop: false }`
[INFO] [stderr]    Compiling jmx v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "e31cb01ffc1b9cb21637c9f1ccd78dadec26e668e629d5256b2571aedba1a733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e31cb01ffc1b9cb21637c9f1ccd78dadec26e668e629d5256b2571aedba1a733", kill_on_drop: false }`
[INFO] [stdout] e31cb01ffc1b9cb21637c9f1ccd78dadec26e668e629d5256b2571aedba1a733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2e94ffef95752311b55a042b9d4463d4057638e1801f055a121600ba75b89aa
[INFO] running `Command { std: "docker" "start" "-a" "d2e94ffef95752311b55a042b9d4463d4057638e1801f055a121600ba75b89aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jmx-8bcc94f0f841030f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/0-intro.rs (/opt/rustwide/target/debug/deps/0_intro-db3ce3632775e1f6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] Error: Exception thrown by the agent : java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d2e94ffef957: d2e94ffef957: Temporary failure in name resolution
[INFO] [stderr] sun.management.AgentConfigurationError: java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d2e94ffef957: d2e94ffef957: Temporary failure in name resolution
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:482)
[INFO] [stderr] 	at sun.management.Agent.startAgent(Agent.java:262)
[INFO] [stderr] 	at sun.management.Agent.startAgent(Agent.java:452)
[INFO] [stderr] Caused by: java.net.MalformedURLException: Local host name unknown: java.net.UnknownHostException: d2e94ffef957: d2e94ffef957: Temporary failure in name resolution
[INFO] [stderr] 	at javax.management.remote.JMXServiceURL.<init>(JMXServiceURL.java:289)
[INFO] [stderr] 	at javax.management.remote.JMXServiceURL.<init>(JMXServiceURL.java:253)
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.exportMBeanServer(ConnectorBootstrap.java:763)
[INFO] [stderr] 	at sun.management.jmxremote.ConnectorBootstrap.startRemoteConnectorServer(ConnectorBootstrap.java:470)
[INFO] [stderr] 	... 2 more
[INFO] [stderr] Exception in thread "main" org.astonbitecode.j4rs.errors.InvocationException: Error while invoking method connect of Class javax.management.remote.JMXConnectorFactory
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeStatic(JsonInvocationImpl.java:74)
[INFO] [stderr] Caused by: java.lang.reflect.InvocationTargetException
[INFO] [stderr] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[INFO] [stderr] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[INFO] [stderr] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[INFO] [stderr] 	at java.lang.reflect.Method.invoke(Method.java:498)
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeMethod(JsonInvocationImpl.java:170)
[INFO] [stderr] 	at org.astonbitecode.j4rs.api.invocation.JsonInvocationImpl.invokeStatic(JsonInvocationImpl.java:71)
[INFO] [stderr] Caused by: java.io.IOException: Failed to retrieve RMIServer stub: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)]
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:369)
[INFO] [stderr] 	at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:270)
[INFO] [stderr] 	at javax.management.remote.JMXConnectorFactory.connect(JMXConnectorFactory.java:229)
[INFO] [stderr] 	... 6 more
[INFO] [stderr] Caused by: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)]
[INFO] [stderr] 	at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:136)
[INFO] [stderr] 	at com.sun.jndi.toolkit.url.GenericURLContext.lookup(GenericURLContext.java:218)
[INFO] [stderr] 	at javax.naming.InitialContext.lookup(InitialContext.java:417)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.findRMIServerJNDI(RMIConnector.java:1955)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.findRMIServer(RMIConnector.java:1922)
[INFO] [stderr] 	at javax.management.remote.rmi.RMIConnector.connect(RMIConnector.java:287)
[INFO] [stderr] 	... 8 more
[INFO] [stderr] Caused by: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: 
[INFO] [stderr] 	java.net.ConnectException: Connection refused (Connection refused)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:623)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202)
[INFO] [stderr] 	at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:343)
[INFO] [stderr] 	at sun.rmi.registry.RegistryImpl_Stub.lookup(RegistryImpl_Stub.java:116)
[INFO] [stderr] 	at com.sun.jndi.rmi.registry.RegistryContext.lookup(RegistryContext.java:132)
[INFO] [stderr] 	... 13 more
[INFO] [stderr] Caused by: java.net.ConnectException: Connection refused (Connection refused)
[INFO] [stderr] 	at java.net.PlainSocketImpl.socketConnect(Native Method)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
[INFO] [stderr] 	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
[INFO] [stderr] 	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
[INFO] [stderr] 	at java.net.Socket.connect(Socket.java:607)
[INFO] [stderr] 	at java.net.Socket.connect(Socket.java:556)
[INFO] [stderr] 	at java.net.Socket.<init>(Socket.java:452)
[INFO] [stderr] 	at java.net.Socket.<init>(Socket.java:229)
[INFO] [stderr] 	at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40)
[INFO] [stderr] 	at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:148)
[INFO] [stderr] 	at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:617)
[INFO] [stderr] 	... 18 more
[INFO] [stdout] test introduction ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- introduction stdout ----
[INFO] [stdout] thread 'introduction' panicked at tests/0-intro.rs:51:10:
[INFO] [stdout] Failed to connect to the JMX test server: Error(JavaError("An Exception was thrown by Java... Please check the logs or the console.")
[INFO] [stdout] 
[INFO] [stdout]    0: failure::backtrace::internal::InternalBacktrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/backtrace/internal.rs:46:44
[INFO] [stdout]    1: failure::backtrace::Backtrace::new
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/backtrace/mod.rs:121:35
[INFO] [stdout]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/error/error_impl.rs:19:17
[INFO] [stdout]    3: <failure::error::Error as core::convert::From<F>>::from
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/error/mod.rs:36:18
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/convert/mod.rs:757:9
[INFO] [stdout]    5: failure::context::Context<D>::with_err
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/context.rs:105:40
[INFO] [stdout]    6: failure::Fail::context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/lib.rs:160:9
[INFO] [stdout]    7: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::with_context::{{closure}}
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/result_ext.rs:174:13
[INFO] [stdout]    8: core::result::Result<T,E>::map_err
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:829:27
[INFO] [stdout]    9: <core::result::Result<T,E> as failure::result_ext::ResultExt<T,E>>::with_context
[INFO] [stdout]              at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/failure-0.1.8/src/result_ext.rs:172:9
[INFO] [stdout]   10: jmx::mbean_client::MBeanClient::mbean_server
[INFO] [stdout]              at src/mbean_client.rs:75:22
[INFO] [stdout]   11: jmx::mbean_client::MBeanClient::connect_service_url
[INFO] [stdout]              at src/mbean_client.rs:56:22
[INFO] [stdout]   12: jmx::mbean_client::MBeanClient::connect_with_options
[INFO] [stdout]              at src/mbean_client.rs:49:9
[INFO] [stdout]   13: jmx::mbean_client::MBeanClient::connect
[INFO] [stdout]              at src/mbean_client.rs:40:9
[INFO] [stdout]   14: _0_intro::run_test
[INFO] [stdout]              at tests/0-intro.rs:50:18
[INFO] [stdout]   15: _0_intro::introduction
[INFO] [stdout]              at tests/0-intro.rs:38:5
[INFO] [stdout]   16: _0_intro::introduction::{{closure}}
[INFO] [stdout]              at tests/0-intro.rs:25:18
[INFO] [stdout]   17: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   18: core::ops::function::FnOnce::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]       test::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   19: test::run_test_in_process::{{closure}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]       test::run_test_in_process
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]       test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   20: test::run_test::{{closure}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]       std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   21: std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]       <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]       std::panicking::try::do_call
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]       std::panicking::try
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]       std::panic::catch_unwind
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]       std::thread::Builder::spawn_unchecked_::{{closure}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]       <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start
[INFO] [stdout]              at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   23: <unknown>
[INFO] [stdout]   24: __clone
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] could not invoke static method 'javax.management.remote.JMXConnectorFactory.connect')
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55cfa239f786 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55cfa239f786 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55cfa239f786 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55cfa239f786 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55cfa23c9670 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55cfa23c9670 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55cfa239cdaf - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55cfa239f564 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55cfa239f564 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55cfa23a12d7 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x55cfa23a0fbd - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55cfa21ec7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55cfa21ec7a7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55cfa23a18f6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55cfa23a18f6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55cfa23a1642 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55cfa239fc86 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55cfa23a13a0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55cfa21b2f25 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55cfa21b34c3 - core::result::unwrap_failed::hbe14f498be1452f9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1649:5
[INFO] [stdout]   20:     0x55cfa21b46ee - core::result::Result<T,E>::expect::hbfbf8cc4639dda23
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/result.rs:1030:23
[INFO] [stdout]   21:     0x55cfa21b78ee - _0_intro::run_test::hfb6ebe1cdd8a286a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:50:18
[INFO] [stdout]   22:     0x55cfa21b7dd4 - _0_intro::introduction::h40e3ca4089300a8d
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:38:5
[INFO] [stdout]   23:     0x55cfa21b7b67 - _0_intro::introduction::{{closure}}::h8d59491ccdca0631
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/0-intro.rs:25:18
[INFO] [stdout]   24:     0x55cfa21b3f66 - core::ops::function::FnOnce::call_once::h38c0694a9c4fd60b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55cfa21f207f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55cfa21f207f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x55cfa21f0e01 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x55cfa21f0e01 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x55cfa21f0e01 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x55cfa21f0e01 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x55cfa21f0e01 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x55cfa21f0e01 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x55cfa21f0e01 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x55cfa21b8136 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x55cfa21b8136 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x55cfa21bd197 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x55cfa21bd197 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x55cfa21bd197 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x55cfa21bd197 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x55cfa21bd197 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x55cfa21bd197 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x55cfa21bd197 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x55cfa23a6ae5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x55cfa23a6ae5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x55cfa23a6ae5 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f2ba9710ac3 - <unknown>
[INFO] [stdout]   47:     0x7f2ba97a1bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     introduction
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.14s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test 0-intro`
[INFO] running `Command { std: "docker" "inspect" "d2e94ffef95752311b55a042b9d4463d4057638e1801f055a121600ba75b89aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e94ffef95752311b55a042b9d4463d4057638e1801f055a121600ba75b89aa", kill_on_drop: false }`
[INFO] [stdout] d2e94ffef95752311b55a042b9d4463d4057638e1801f055a121600ba75b89aa
