./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:16,941 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:17,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:32:17,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:17,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:17,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:17,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:17,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:17,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:17,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:17,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:17,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:17,110 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:17,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:17,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:17,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:17,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:17,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:17,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:17,114 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:17,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:17,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:17,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:17,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:17,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:17,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:17,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:17,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:17,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:17,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:17,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:17,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:17,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:17,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-19 03:32:17,501 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:17,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:17,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:17,533 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:17,534 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:17,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-19 03:32:20,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:21,035 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:21,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-19 03:32:21,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/661353575/68074ade7cc44a6788bcf4f23e0bf41a/FLAGd8baf2dca [2023-11-19 03:32:21,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/661353575/68074ade7cc44a6788bcf4f23e0bf41a [2023-11-19 03:32:21,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:21,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:21,092 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:21,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:21,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:21,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:21,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d76a92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21, skipping insertion in model container [2023-11-19 03:32:21,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:21,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:21,398 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:32:21,739 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-19 03:32:21,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:21,791 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:21,820 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:32:21,845 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-19 03:32:21,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:21,960 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:21,961 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:21,961 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:21,968 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:21,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21 WrapperNode [2023-11-19 03:32:21,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:21,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:21,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:21,971 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:21,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,050 INFO L138 Inliner]: procedures = 325, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40 [2023-11-19 03:32:22,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:22,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:22,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:22,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:22,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:22,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:22,107 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:22,107 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:22,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:22,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:22,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:22,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:22,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:22,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:32:22,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-19 03:32:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-19 03:32:22,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:22,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:22,199 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:22,199 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:32:22,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:32:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:22,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:22,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:22,204 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:22,351 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:22,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:22,636 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:22,655 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:22,655 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:32:22,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:22 BoogieIcfgContainer [2023-11-19 03:32:22,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:22,660 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:22,660 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:22,669 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:22,670 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,671 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:22,674 INFO L158 Benchmark]: Toolchain (without parser) took 1582.46ms. Allocated memory is still 184.5MB. Free memory was 139.2MB in the beginning and 83.4MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:22,675 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 184.5MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:22,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.07ms. Allocated memory is still 184.5MB. Free memory was 139.2MB in the beginning and 105.5MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:22,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.09ms. Allocated memory is still 184.5MB. Free memory was 105.5MB in the beginning and 103.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:22,677 INFO L158 Benchmark]: Boogie Preprocessor took 55.30ms. Allocated memory is still 184.5MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:22,678 INFO L158 Benchmark]: RCFGBuilder took 552.18ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 84.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:32:22,678 INFO L158 Benchmark]: CodeCheck took 12.99ms. Allocated memory is still 184.5MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:22,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 184.5MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.07ms. Allocated memory is still 184.5MB. Free memory was 139.2MB in the beginning and 105.5MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.09ms. Allocated memory is still 184.5MB. Free memory was 105.5MB in the beginning and 103.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.30ms. Allocated memory is still 184.5MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.18ms. Allocated memory is still 184.5MB. Free memory was 101.5MB in the beginning and 84.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12.99ms. Allocated memory is still 184.5MB. Free memory was 84.7MB in the beginning and 83.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:22,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:25,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:25,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:25,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:25,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:25,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:25,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:25,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:25,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:25,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:25,438 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:25,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:25,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:25,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:25,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:25,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:25,442 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:25,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:25,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:25,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:25,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:25,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:25,445 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:25,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:25,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:25,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:25,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:25,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:25,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:25,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:25,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:25,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:25,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:25,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:25,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:25,451 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:25,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:25,451 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2023-11-19 03:32:25,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:25,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:25,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:25,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:25,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:25,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-19 03:32:28,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:29,348 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:29,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2023-11-19 03:32:29,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/1664d605b/de6ebcdaa5e141f7a2cf74fe3adfd7f8/FLAG622c88098 [2023-11-19 03:32:29,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/data/1664d605b/de6ebcdaa5e141f7a2cf74fe3adfd7f8 [2023-11-19 03:32:29,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:29,384 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:29,386 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:29,386 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:29,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:29,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:29" (1/1) ... [2023-11-19 03:32:29,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6925bfc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:29, skipping insertion in model container [2023-11-19 03:32:29,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:29" (1/1) ... [2023-11-19 03:32:29,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:29,652 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:32:30,039 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-19 03:32:30,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:30,089 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:30,117 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:32:30,137 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2023-11-19 03:32:30,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:30,261 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:30,262 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:30,262 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:30,269 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:30,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30 WrapperNode [2023-11-19 03:32:30,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:30,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:30,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:30,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:30,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,326 INFO L138 Inliner]: procedures = 328, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-11-19 03:32:30,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:30,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:30,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:30,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:30,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:30,390 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:30,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:30,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:30,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:30,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:30,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:30,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:30,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:30,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:30,483 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2023-11-19 03:32:30,483 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2023-11-19 03:32:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:30,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:30,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:30,485 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:30,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:32:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:30,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:30,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:30,488 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:30,666 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:30,669 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:30,965 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:30,991 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:30,991 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:32:30,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:30 BoogieIcfgContainer [2023-11-19 03:32:30,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:30,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:31,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:31,010 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:31,010 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:30" (1/1) ... [2023-11-19 03:32:31,011 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:31,017 INFO L158 Benchmark]: Toolchain (without parser) took 1631.87ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 42.7MB in the beginning and 48.2MB in the end (delta: -5.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:31,018 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:31,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 884.35ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 42.5MB in the beginning and 71.9MB in the end (delta: -29.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2023-11-19 03:32:31,020 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.37ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 69.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:31,021 INFO L158 Benchmark]: Boogie Preprocessor took 62.80ms. Allocated memory is still 100.7MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:31,021 INFO L158 Benchmark]: RCFGBuilder took 607.80ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 49.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:32:31,022 INFO L158 Benchmark]: CodeCheck took 16.06ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 48.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:31,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 884.35ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 42.5MB in the beginning and 71.9MB in the end (delta: -29.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.37ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 69.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.80ms. Allocated memory is still 100.7MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 607.80ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 49.2MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.06ms. Allocated memory is still 100.7MB. Free memory was 49.2MB in the beginning and 48.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:31,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6072c7a-604a-4c0e-815d-7c69a06f6ea2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported