./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 .......................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 ........................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 19:35:54,732 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:35:54,734 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:35:54,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:35:54,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:35:54,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:35:54,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:35:54,759 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:35:54,761 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:35:54,762 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:35:54,763 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:35:54,763 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:35:54,764 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:35:54,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:35:54,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:35:54,767 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:35:54,768 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:35:54,770 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:35:54,775 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:35:54,776 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:35:54,780 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:35:54,781 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:35:54,787 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:35:54,787 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:35:54,787 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:35:54,788 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:35:54,789 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:35:54,790 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:35:54,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:35:54,792 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:35:54,792 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:35:54,793 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:35:54,793 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:35:54,794 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:35:54,795 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:35:54,798 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:35:54,798 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 19:35:54,813 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:35:54,814 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:35:54,814 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:35:54,815 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:35:54,815 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:35:54,815 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:35:54,816 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:35:54,816 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:35:54,816 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:35:54,816 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 19:35:54,816 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:35:54,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:35:54,817 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:35:54,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:35:54,817 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:35:54,817 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:35:54,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:35:54,818 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:35:54,818 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:35:54,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:35:54,818 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:35:54,819 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:35:54,819 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:35:54,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:35:54,819 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:35:54,819 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:35:54,820 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:35:54,820 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 19:35:54,820 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:35:54,820 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 19:35:54,820 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 [2018-11-28 19:35:54,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:35:54,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:35:54,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:35:54,911 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:35:54,911 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:35:54,912 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:35:54,982 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759f84bb6/7017bfed1b4448d5b743c5ae8a55e2e9/FLAG6272f69d8 [2018-11-28 19:35:55,613 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:35:55,613 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:35:55,634 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759f84bb6/7017bfed1b4448d5b743c5ae8a55e2e9/FLAG6272f69d8 [2018-11-28 19:35:55,831 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759f84bb6/7017bfed1b4448d5b743c5ae8a55e2e9 [2018-11-28 19:35:55,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:35:55,837 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:35:55,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:55,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:35:55,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:35:55,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:55" (1/1) ... [2018-11-28 19:35:55,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab5c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:55, skipping insertion in model container [2018-11-28 19:35:55,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:35:55" (1/1) ... [2018-11-28 19:35:55,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:35:55,905 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:35:56,331 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:56,346 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:35:56,493 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:35:56,582 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:35:56,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56 WrapperNode [2018-11-28 19:35:56,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:35:56,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:56,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:35:56,585 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:35:56,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:35:56,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:35:56,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:35:56,654 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:35:56,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... [2018-11-28 19:35:56,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:35:56,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:35:56,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:35:56,720 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:35:56,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 19:35:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 19:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:35:56,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 19:35:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:35:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 19:35:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:35:56,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:35:56,795 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:35:56,968 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:35:56,972 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:35:57,328 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:35:57,329 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 19:35:57,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:57 BoogieIcfgContainer [2018-11-28 19:35:57,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:35:57,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:35:57,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:35:57,335 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:35:57,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:35:55" (1/3) ... [2018-11-28 19:35:57,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67288561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:57, skipping insertion in model container [2018-11-28 19:35:57,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:35:56" (2/3) ... [2018-11-28 19:35:57,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67288561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:35:57, skipping insertion in model container [2018-11-28 19:35:57,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:35:57" (3/3) ... [2018-11-28 19:35:57,339 INFO L112 eAbstractionObserver]: Analyzing ICFG 11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:35:57,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,374 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,374 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,375 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,375 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,377 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,377 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,377 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,378 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,378 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,378 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,378 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,378 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,379 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,379 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,379 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,379 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,379 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,380 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,381 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,382 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,383 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,383 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,383 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,384 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,384 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,388 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,389 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,392 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,392 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,393 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,393 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,393 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,394 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:35:57,417 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:35:57,417 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:35:57,428 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:35:57,446 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:35:57,473 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:35:57,474 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:35:57,474 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:35:57,474 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:35:57,475 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:35:57,475 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:35:57,475 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:35:57,475 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:35:57,475 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:35:57,486 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 61 transitions [2018-11-28 19:35:57,499 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_thr1 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) [2018-11-28 19:35:57,503 INFO L168 Benchmark]: Toolchain (without parser) took 1666.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:57,505 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:35:57,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:57,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.04 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. [2018-11-28 19:35:57,507 INFO L168 Benchmark]: Boogie Preprocessor took 60.65 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. [2018-11-28 19:35:57,508 INFO L168 Benchmark]: RCFGBuilder took 610.52 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:57,508 INFO L168 Benchmark]: TraceAbstraction took 170.39 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-11-28 19:35:57,513 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 744.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 36.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.04 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. * Boogie Preprocessor took 60.65 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 610.52 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 170.39 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: 13.5 MB). Peak memory consumption was 13.5 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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 0.1.24-91b1670 [2018-11-28 19:36:00,004 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 19:36:00,006 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 19:36:00,019 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 19:36:00,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 19:36:00,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 19:36:00,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 19:36:00,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 19:36:00,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 19:36:00,028 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 19:36:00,030 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 19:36:00,030 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 19:36:00,031 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 19:36:00,032 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 19:36:00,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 19:36:00,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 19:36:00,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 19:36:00,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 19:36:00,041 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 19:36:00,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 19:36:00,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 19:36:00,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 19:36:00,049 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 19:36:00,049 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 19:36:00,049 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 19:36:00,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 19:36:00,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 19:36:00,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 19:36:00,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 19:36:00,054 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 19:36:00,055 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 19:36:00,056 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 19:36:00,056 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 19:36:00,056 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 19:36:00,057 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 19:36:00,058 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 19:36:00,059 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 19:36:00,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 19:36:00,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 19:36:00,088 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 19:36:00,088 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 19:36:00,089 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 19:36:00,089 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 19:36:00,089 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 19:36:00,089 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 19:36:00,089 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 19:36:00,090 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 19:36:00,091 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 19:36:00,091 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 19:36:00,091 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 19:36:00,091 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 19:36:00,091 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 19:36:00,091 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 19:36:00,092 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 19:36:00,092 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 19:36:00,092 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 19:36:00,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 19:36:00,092 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 19:36:00,093 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 19:36:00,094 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 02a79ba6804ef963c1fd638bf144a7a1c55e14e1 [2018-11-28 19:36:00,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 19:36:00,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 19:36:00,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 19:36:00,161 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 19:36:00,162 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 19:36:00,162 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:36:00,231 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b4f8d3f/0c007a0e3c32468eb63d2c9ceb9c4895/FLAGb681b1886 [2018-11-28 19:36:00,818 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 19:36:00,821 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:36:00,842 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b4f8d3f/0c007a0e3c32468eb63d2c9ceb9c4895/FLAGb681b1886 [2018-11-28 19:36:01,089 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b4f8d3f/0c007a0e3c32468eb63d2c9ceb9c4895 [2018-11-28 19:36:01,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 19:36:01,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 19:36:01,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:01,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 19:36:01,107 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 19:36:01,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab5c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01, skipping insertion in model container [2018-11-28 19:36:01,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 19:36:01,172 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 19:36:01,540 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:01,558 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 19:36:01,767 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 19:36:01,863 INFO L195 MainTranslator]: Completed translation [2018-11-28 19:36:01,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01 WrapperNode [2018-11-28 19:36:01,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 19:36:01,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:01,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 19:36:01,865 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 19:36:01,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 19:36:01,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 19:36:01,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 19:36:01,927 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 19:36:01,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... [2018-11-28 19:36:01,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 19:36:01,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 19:36:01,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 19:36:01,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 19:36:01,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-11-28 19:36:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 19:36:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 19:36:02,055 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 19:36:02,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 19:36:02,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 19:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 19:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 19:36:02,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 19:36:02,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 19:36:02,059 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 19:36:02,238 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-11-28 19:36:02,239 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-11-28 19:36:02,622 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 19:36:02,623 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-28 19:36:02,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:02 BoogieIcfgContainer [2018-11-28 19:36:02,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 19:36:02,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 19:36:02,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 19:36:02,628 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 19:36:02,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:36:01" (1/3) ... [2018-11-28 19:36:02,630 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51fe30cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:02, skipping insertion in model container [2018-11-28 19:36:02,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:36:01" (2/3) ... [2018-11-28 19:36:02,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51fe30cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:36:02, skipping insertion in model container [2018-11-28 19:36:02,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:36:02" (3/3) ... [2018-11-28 19:36:02,635 INFO L112 eAbstractionObserver]: Analyzing ICFG 11_fmaxsymopt_true-unreach-call.i [2018-11-28 19:36:02,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,667 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,667 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,668 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,668 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~offset~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,669 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,669 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#in~offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,670 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,674 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,674 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,675 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,675 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,675 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,676 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,676 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,676 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,676 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,676 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,678 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,678 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,679 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,679 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,679 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,679 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,681 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,681 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,682 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,682 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,682 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,682 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~my_max~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,682 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~e~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,684 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,684 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,684 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,684 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_findMax_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,685 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_findMax_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 19:36:02,708 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 19:36:02,708 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 19:36:02,722 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 19:36:02,746 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 19:36:02,769 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 19:36:02,770 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 19:36:02,770 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 19:36:02,770 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 19:36:02,770 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 19:36:02,770 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 19:36:02,770 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 19:36:02,771 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 19:36:02,771 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 19:36:02,781 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54places, 60 transitions [2018-11-28 19:36:02,793 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_thr1 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) [2018-11-28 19:36:02,797 INFO L168 Benchmark]: Toolchain (without parser) took 1701.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:02,799 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 19:36:02,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:02,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.20 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. [2018-11-28 19:36:02,801 INFO L168 Benchmark]: Boogie Preprocessor took 46.81 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. [2018-11-28 19:36:02,802 INFO L168 Benchmark]: RCFGBuilder took 649.37 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:02,803 INFO L168 Benchmark]: TraceAbstraction took 172.08 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-28 19:36:02,808 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 765.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.20 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. * Boogie Preprocessor took 46.81 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 649.37 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 172.08 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: 7.1 MB). Peak memory consumption was 7.1 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_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: 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...