./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 574df94a903166a1b27be7d989c6ac88f507ceb5 .................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 574df94a903166a1b27be7d989c6ac88f507ceb5 .................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:32:32,632 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:32:32,633 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:32:32,639 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:32:32,639 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:32:32,639 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:32:32,640 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:32:32,641 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:32:32,642 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:32:32,643 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:32:32,643 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:32:32,643 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:32:32,644 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:32:32,644 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:32:32,645 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:32:32,645 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:32:32,646 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:32:32,647 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:32:32,648 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:32:32,649 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:32:32,649 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:32:32,650 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:32:32,651 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:32:32,651 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:32:32,651 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:32:32,652 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:32:32,652 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:32:32,653 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:32:32,653 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:32:32,654 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:32:32,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:32:32,654 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:32:32,654 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:32:32,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:32:32,655 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:32:32,655 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:32:32,656 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 13:32:32,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:32:32,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:32:32,664 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:32:32,664 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 13:32:32,664 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:32:32,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:32:32,664 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 13:32:32,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:32:32,664 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:32:32,665 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:32:32,665 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 13:32:32,666 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:32:32,666 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer 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 -> Automizer 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 -> 574df94a903166a1b27be7d989c6ac88f507ceb5 [2018-12-08 13:32:32,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:32:32,690 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:32:32,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:32:32,693 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:32:32,693 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:32:32,694 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-12-08 13:32:32,730 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/26ab55192/e1918358faab4444baa4315ecbfce914/FLAGe9454f723 [2018-12-08 13:32:33,193 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:32:33,194 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-12-08 13:32:33,202 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/26ab55192/e1918358faab4444baa4315ecbfce914/FLAGe9454f723 [2018-12-08 13:32:33,712 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/26ab55192/e1918358faab4444baa4315ecbfce914 [2018-12-08 13:32:33,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:32:33,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:32:33,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:32:33,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:32:33,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:32:33,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:32:33" (1/1) ... [2018-12-08 13:32:33,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a04c23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:33, skipping insertion in model container [2018-12-08 13:32:33,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:32:33" (1/1) ... [2018-12-08 13:32:33,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:32:33,748 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:32:33,973 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:32:34,012 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:32:34,046 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:32:34,115 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:32:34,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34 WrapperNode [2018-12-08 13:32:34,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:32:34,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:32:34,116 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:32:34,116 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:32:34,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:32:34,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:32:34,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:32:34,146 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:32:34,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... [2018-12-08 13:32:34,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:32:34,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:32:34,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:32:34,163 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:32:34,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/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 [2018-12-08 13:32:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 13:32:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:32:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:32:34,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 13:32:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 13:32:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 13:32:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2018-12-08 13:32:34,198 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2018-12-08 13:32:34,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:32:34,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:32:34,199 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 13:32:34,379 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:32:34,379 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-08 13:32:34,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:32:34 BoogieIcfgContainer [2018-12-08 13:32:34,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:32:34,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 13:32:34,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 13:32:34,383 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 13:32:34,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 01:32:33" (1/3) ... [2018-12-08 13:32:34,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edbb414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:32:34, skipping insertion in model container [2018-12-08 13:32:34,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:34" (2/3) ... [2018-12-08 13:32:34,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edbb414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:32:34, skipping insertion in model container [2018-12-08 13:32:34,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:32:34" (3/3) ... [2018-12-08 13:32:34,386 INFO L112 eAbstractionObserver]: Analyzing ICFG sigma_false-unreach-call.i [2018-12-08 13:32:34,407 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,407 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,407 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,407 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,408 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,408 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:34,413 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 13:32:34,413 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 13:32:34,418 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 13:32:34,427 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 13:32:34,442 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 13:32:34,442 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 13:32:34,442 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 13:32:34,442 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 13:32:34,443 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 13:32:34,443 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 13:32:34,443 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 13:32:34,443 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 13:32:34,443 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 13:32:34,449 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67places, 72 transitions [2018-12-08 13:32:34,459 FATAL L292 ToolchainWalker]: 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_thread at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-12-08 13:32:34,461 INFO L168 Benchmark]: Toolchain (without parser) took 746.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -81.0 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:34,462 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:32:34,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -118.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:34,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.29 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:34,463 INFO L168 Benchmark]: Boogie Preprocessor took 16.50 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. [2018-12-08 13:32:34,463 INFO L168 Benchmark]: RCFGBuilder took 217.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:34,464 INFO L168 Benchmark]: TraceAbstraction took 80.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:34,465 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -118.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.29 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.50 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 217.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 80.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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_thread de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:32:35,798 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:32:35,799 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:32:35,807 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:32:35,807 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:32:35,807 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:32:35,808 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:32:35,809 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:32:35,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:32:35,811 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:32:35,812 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:32:35,812 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:32:35,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:32:35,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:32:35,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:32:35,814 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:32:35,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:32:35,816 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:32:35,817 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:32:35,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:32:35,819 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:32:35,820 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:32:35,822 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:32:35,822 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:32:35,822 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:32:35,822 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:32:35,823 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:32:35,824 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:32:35,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:32:35,825 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:32:35,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:32:35,826 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:32:35,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:32:35,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:32:35,826 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:32:35,827 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:32:35,827 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 13:32:35,834 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:32:35,834 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:32:35,835 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:32:35,835 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 13:32:35,835 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:32:35,835 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:32:35,835 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 13:32:35,835 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:32:35,835 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:32:35,836 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:32:35,836 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 13:32:35,837 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 13:32:35,837 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer 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 -> Automizer 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 -> 574df94a903166a1b27be7d989c6ac88f507ceb5 [2018-12-08 13:32:35,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:32:35,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:32:35,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:32:35,866 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:32:35,867 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:32:35,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-12-08 13:32:35,904 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/5912b7013/d2e699a83b134a1d8e195c9c99afd033/FLAG8c7abe7dc [2018-12-08 13:32:36,356 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:32:36,356 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-12-08 13:32:36,364 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/5912b7013/d2e699a83b134a1d8e195c9c99afd033/FLAG8c7abe7dc [2018-12-08 13:32:36,372 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/data/5912b7013/d2e699a83b134a1d8e195c9c99afd033 [2018-12-08 13:32:36,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:32:36,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:32:36,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:32:36,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:32:36,377 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:32:36,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3578b93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36, skipping insertion in model container [2018-12-08 13:32:36,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:32:36,408 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:32:36,656 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:32:36,665 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:32:36,730 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:32:36,796 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:32:36,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36 WrapperNode [2018-12-08 13:32:36,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:32:36,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:32:36,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:32:36,797 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:32:36,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:32:36,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:32:36,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:32:36,826 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:32:36,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... [2018-12-08 13:32:36,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:32:36,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:32:36,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:32:36,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:32:36,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_48381bab-58f0-4103-8850-bb81d4187f72/bin-2019/uautomizer/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 [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2018-12-08 13:32:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2018-12-08 13:32:36,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:32:36,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:32:36,877 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 13:32:37,087 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:32:37,087 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-12-08 13:32:37,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:32:37 BoogieIcfgContainer [2018-12-08 13:32:37,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:32:37,088 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 13:32:37,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 13:32:37,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 13:32:37,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 01:32:36" (1/3) ... [2018-12-08 13:32:37,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f80fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:32:37, skipping insertion in model container [2018-12-08 13:32:37,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:32:36" (2/3) ... [2018-12-08 13:32:37,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f80fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 01:32:37, skipping insertion in model container [2018-12-08 13:32:37,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:32:37" (3/3) ... [2018-12-08 13:32:37,094 INFO L112 eAbstractionObserver]: Analyzing ICFG sigma_false-unreach-call.i [2018-12-08 13:32:37,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,113 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,114 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,114 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 13:32:37,119 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-08 13:32:37,119 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 13:32:37,124 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 13:32:37,133 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 13:32:37,147 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-08 13:32:37,148 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 13:32:37,148 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 13:32:37,148 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 13:32:37,148 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 13:32:37,148 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 13:32:37,148 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 13:32:37,148 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 13:32:37,148 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 13:32:37,154 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67places, 72 transitions [2018-12-08 13:32:37,169 FATAL L292 ToolchainWalker]: 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_thread at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-12-08 13:32:37,171 INFO L168 Benchmark]: Toolchain (without parser) took 796.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -104.1 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:37,173 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 13:32:37,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:37,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.16 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:37,174 INFO L168 Benchmark]: Boogie Preprocessor took 18.81 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. [2018-12-08 13:32:37,174 INFO L168 Benchmark]: RCFGBuilder took 242.91 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:37,175 INFO L168 Benchmark]: TraceAbstraction took 82.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:32:37,178 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 420.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.16 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.81 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 242.91 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: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 82.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 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_thread de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...