./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5475680adeb1b8ab2177cc25a578963fd36ccce8 ...................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5475680adeb1b8ab2177cc25a578963fd36ccce8 ................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:23:35,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:23:35,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:23:35,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:23:35,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:23:35,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:23:35,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:23:35,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:23:35,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:23:35,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:23:35,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:23:35,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:23:35,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:23:35,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:23:35,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:23:35,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:23:35,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:23:35,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:23:35,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:23:35,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:23:35,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:23:35,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:23:35,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:23:35,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:23:35,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:23:35,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:23:35,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:23:35,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:23:35,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:23:35,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:23:35,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:23:35,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:23:35,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:23:35,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:23:35,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:23:35,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:23:35,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:23:35,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:23:35,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:23:35,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:23:35,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:23:35,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:23:35,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:23:35,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:23:35,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:23:35,453 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:23:35,454 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:23:35,454 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:23:35,455 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:23:35,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:23:35,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:23:35,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:23:35,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:23:35,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:35,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:23:35,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:23:35,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:23:35,458 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:23:35,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:23:35,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:23:35,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:23:35,460 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 5475680adeb1b8ab2177cc25a578963fd36ccce8 [2019-10-22 11:23:35,491 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:23:35,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:23:35,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:23:35,505 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:23:35,505 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:23:35,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i [2019-10-22 11:23:35,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/74e7f6e72/f0596ed81c2644c094a02f623f9318e2/FLAGa354c62a8 [2019-10-22 11:23:36,051 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:23:36,054 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i [2019-10-22 11:23:36,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/74e7f6e72/f0596ed81c2644c094a02f623f9318e2/FLAGa354c62a8 [2019-10-22 11:23:36,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/74e7f6e72/f0596ed81c2644c094a02f623f9318e2 [2019-10-22 11:23:36,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:23:36,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:23:36,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:36,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:23:36,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:23:36,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:36" (1/1) ... [2019-10-22 11:23:36,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ac23be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:36, skipping insertion in model container [2019-10-22 11:23:36,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:36" (1/1) ... [2019-10-22 11:23:36,546 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:23:36,589 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:23:37,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:37,019 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:23:37,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:37,143 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:23:37,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37 WrapperNode [2019-10-22 11:23:37,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:37,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:37,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:23:37,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:23:37,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:37,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:23:37,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:23:37,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:23:37,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... [2019-10-22 11:23:37,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:23:37,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:23:37,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:23:37,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:23:37,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:23:37,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:23:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:23:37,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:23:37,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:23:37,301 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:23:37,436 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:23:37,438 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:23:37,631 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:23:37,634 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-22 11:23:37,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:37 BoogieIcfgContainer [2019-10-22 11:23:37,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:23:37,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:23:37,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:23:37,639 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:23:37,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:23:36" (1/3) ... [2019-10-22 11:23:37,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c0d5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:37, skipping insertion in model container [2019-10-22 11:23:37,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:37" (2/3) ... [2019-10-22 11:23:37,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c0d5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:37, skipping insertion in model container [2019-10-22 11:23:37,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:37" (3/3) ... [2019-10-22 11:23:37,642 INFO L109 eAbstractionObserver]: Analyzing ICFG 30_Function_Pointer3_vs.i [2019-10-22 11:23:37,676 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,677 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,677 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,677 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,677 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,677 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,678 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,678 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,678 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,678 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,678 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,679 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,680 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,680 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,680 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,680 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,680 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,681 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,682 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,683 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,684 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,685 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,686 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,687 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,688 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~int~X~int~TO~int_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,689 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,690 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,690 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,690 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,690 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,691 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:37,700 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:23:37,700 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:23:37,707 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 11:23:37,717 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 11:23:37,735 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:23:37,735 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:23:37,735 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:23:37,735 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:23:37,735 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:23:37,735 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:23:37,735 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:23:37,736 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:23:37,744 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 75 transitions [2019-10-22 11:23:37,759 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 11:23:37,764 INFO L168 Benchmark]: Toolchain (without parser) took 1233.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -119.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,765 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:37,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,766 INFO L168 Benchmark]: Boogie Preprocessor took 41.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,767 INFO L168 Benchmark]: RCFGBuilder took 401.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,767 INFO L168 Benchmark]: TraceAbstraction took 126.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:37,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 612.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 401.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 126.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:23:39,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:23:39,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:23:39,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:23:39,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:23:39,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:23:39,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:23:39,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:23:39,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:23:39,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:23:39,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:23:39,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:23:39,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:23:39,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:23:39,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:23:39,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:23:39,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:23:39,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:23:39,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:23:39,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:23:39,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:23:39,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:23:39,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:23:39,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:23:39,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:23:39,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:23:39,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:23:39,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:23:39,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:23:39,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:23:39,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:23:39,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:23:39,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:23:39,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:23:39,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:23:39,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:23:39,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:23:39,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:23:39,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:23:39,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:23:39,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:23:39,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:23:39,788 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:23:39,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:23:39,789 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:23:39,789 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:23:39,790 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:23:39,790 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:23:39,790 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:23:39,790 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:23:39,791 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:23:39,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:23:39,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:23:39,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:23:39,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:23:39,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:23:39,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:23:39,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:23:39,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:23:39,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:23:39,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:23:39,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:23:39,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:23:39,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:23:39,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:23:39,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:23:39,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:23:39,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:23:39,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:39,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:23:39,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:23:39,796 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan 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 -> 5475680adeb1b8ab2177cc25a578963fd36ccce8 [2019-10-22 11:23:39,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:23:39,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:23:39,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:23:39,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:23:39,839 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:23:39,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/../../sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i [2019-10-22 11:23:39,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/0c92b0ff9/9209bf4938ca470ab459f5bc26481d9a/FLAGe42462cc5 [2019-10-22 11:23:40,328 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:23:40,329 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/sv-benchmarks/c/pthread-ext/30_Function_Pointer3_vs.i [2019-10-22 11:23:40,341 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/0c92b0ff9/9209bf4938ca470ab459f5bc26481d9a/FLAGe42462cc5 [2019-10-22 11:23:40,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/data/0c92b0ff9/9209bf4938ca470ab459f5bc26481d9a [2019-10-22 11:23:40,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:23:40,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:23:40,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:40,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:23:40,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:23:40,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:40" (1/1) ... [2019-10-22 11:23:40,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af25c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:40, skipping insertion in model container [2019-10-22 11:23:40,664 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:40" (1/1) ... [2019-10-22 11:23:40,671 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:23:40,709 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:23:41,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:41,121 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:23:41,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:41,236 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:23:41,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41 WrapperNode [2019-10-22 11:23:41,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:41,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:41,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:23:41,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:23:41,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:41,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:23:41,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:23:41,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:23:41,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... [2019-10-22 11:23:41,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:23:41,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:23:41,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:23:41,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:23:41,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d89a85c8-f6af-4e20-9d6e-58e94e987403/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:41,366 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:23:41,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:23:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:23:41,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:23:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:23:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:23:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:23:41,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:23:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:23:41,369 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:23:41,497 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:23:41,499 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:23:41,659 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:23:41,659 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-22 11:23:41,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:41 BoogieIcfgContainer [2019-10-22 11:23:41,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:23:41,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:23:41,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:23:41,664 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:23:41,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:23:40" (1/3) ... [2019-10-22 11:23:41,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b207478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:41, skipping insertion in model container [2019-10-22 11:23:41,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:41" (2/3) ... [2019-10-22 11:23:41,666 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b207478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:41, skipping insertion in model container [2019-10-22 11:23:41,666 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:41" (3/3) ... [2019-10-22 11:23:41,667 INFO L109 eAbstractionObserver]: Analyzing ICFG 30_Function_Pointer3_vs.i [2019-10-22 11:23:41,719 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,720 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,720 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,720 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,720 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,721 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,722 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,722 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,722 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,722 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,722 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~pf~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,723 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,723 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,723 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,723 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,723 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,724 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,725 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#in~#fp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,726 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,726 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,726 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,726 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,734 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,735 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#~4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,736 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,736 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,736 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,736 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,736 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,737 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,738 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,738 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#in~y| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,738 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,738 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,738 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f2_~y not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_f1_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,739 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,740 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f2_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,740 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,740 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_f1_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,740 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,741 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,741 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,741 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,741 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,741 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,742 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,742 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,742 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~ret11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,742 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#t~funptrres10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,742 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_##fun~C_INT~X~C_INT~TO~C_INT_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,743 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,743 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,743 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,743 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,744 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,744 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,744 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,744 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,745 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,745 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,745 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:23:41,757 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:23:41,757 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:23:41,764 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 11:23:41,775 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 11:23:41,791 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:23:41,791 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:23:41,792 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:23:41,792 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:23:41,792 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:23:41,792 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:23:41,792 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:23:41,792 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:23:41,803 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 71 transitions [2019-10-22 11:23:41,830 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 11:23:41,834 INFO L168 Benchmark]: Toolchain (without parser) took 1177.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -155.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:41,835 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:41,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:41,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:41,836 INFO L168 Benchmark]: Boogie Preprocessor took 26.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:41,837 INFO L168 Benchmark]: RCFGBuilder took 355.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:41,837 INFO L168 Benchmark]: TraceAbstraction took 170.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:41,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 581.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -206.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 355.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 170.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...