./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_false-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-nondet/nondet-loop-bound-variant_false-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 924c2c8b252a881a87d805302d80fec6ce140fd5 ............................................................................................................................................................................................................................................. 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-nondet/nondet-loop-bound-variant_false-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 924c2c8b252a881a87d805302d80fec6ce140fd5 ................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 20:45:56,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:45:56,886 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:45:56,900 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:45:56,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:45:56,906 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:45:56,908 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:45:56,911 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:45:56,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:45:56,914 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:45:56,919 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:45:56,919 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:45:56,921 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:45:56,922 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:45:56,924 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:45:56,925 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:45:56,926 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:45:56,935 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:45:56,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:45:56,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:45:56,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:45:56,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:45:56,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:45:56,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:45:56,944 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:45:56,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:45:56,945 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:45:56,946 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:45:56,947 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:45:56,948 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:45:56,948 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:45:56,949 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:45:56,949 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:45:56,949 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:45:56,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:45:56,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:45:56,951 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 20:45:56,972 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:45:56,973 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:45:56,973 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:45:56,974 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:45:56,974 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:45:56,974 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:45:56,975 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:45:56,975 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:45:56,975 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:45:56,975 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 20:45:56,975 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:45:56,976 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:45:56,977 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:45:56,977 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:45:56,977 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:45:56,977 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:45:56,977 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:45:56,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:45:56,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:45:56,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:45:56,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:45:56,978 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:45:56,978 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 20:45:56,978 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:45:56,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 20:45:56,979 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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-11-28 20:45:57,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:45:57,035 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:45:57,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:45:57,042 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:45:57,042 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:45:57,043 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:45:57,115 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9446c3d/454a82440d5244bb97931eb7bfa8afbc/FLAGe6b8767d0 [2018-11-28 20:45:57,619 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:45:57,619 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:45:57,640 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9446c3d/454a82440d5244bb97931eb7bfa8afbc/FLAGe6b8767d0 [2018-11-28 20:45:57,922 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9446c3d/454a82440d5244bb97931eb7bfa8afbc [2018-11-28 20:45:57,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:45:57,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:45:57,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:45:57,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:45:57,932 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:45:57,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:45:57" (1/1) ... [2018-11-28 20:45:57,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3acf48ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:57, skipping insertion in model container [2018-11-28 20:45:57,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:45:57" (1/1) ... [2018-11-28 20:45:57,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:45:58,004 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:45:58,438 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:45:58,478 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:45:58,570 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:45:58,737 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:45:58,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58 WrapperNode [2018-11-28 20:45:58,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:45:58,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:45:58,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:45:58,739 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:45:58,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:45:58,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:45:58,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:45:58,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:45:58,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (1/1) ... [2018-11-28 20:45:58,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:45:58,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:45:58,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:45:58,840 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:45:58,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (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 20:45:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:45:58,899 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:45:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:45:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:45:58,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:45:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 20:45:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 20:45:58,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:45:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 20:45:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 20:45:58,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:45:58,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:45:58,903 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 20:45:59,538 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:45:59,539 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:45:59,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:45:59 BoogieIcfgContainer [2018-11-28 20:45:59,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:45:59,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:45:59,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:45:59,543 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:45:59,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:45:57" (1/3) ... [2018-11-28 20:45:59,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f886fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:45:59, skipping insertion in model container [2018-11-28 20:45:59,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:45:58" (2/3) ... [2018-11-28 20:45:59,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f886fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:45:59, skipping insertion in model container [2018-11-28 20:45:59,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:45:59" (3/3) ... [2018-11-28 20:45:59,548 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:45:59,584 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,585 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,585 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,585 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,586 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,586 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,586 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,586 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,586 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,587 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,587 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,587 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,587 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,588 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,588 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,589 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,589 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,589 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,589 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,589 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,590 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,590 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,590 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,590 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,590 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:45:59,610 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:45:59,611 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:45:59,619 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:45:59,638 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:45:59,664 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:45:59,665 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:45:59,665 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:45:59,665 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:45:59,665 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:45:59,666 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:45:59,666 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:45:59,666 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:45:59,666 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:45:59,676 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 20:45:59,700 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_thr2 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 20:45:59,704 INFO L168 Benchmark]: Toolchain (without parser) took 1777.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -119.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-28 20:45:59,706 INFO L168 Benchmark]: CDTParser took 0.16 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 20:45:59,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-28 20:45:59,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.77 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 20:45:59,708 INFO L168 Benchmark]: Boogie Preprocessor took 36.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:45:59,709 INFO L168 Benchmark]: RCFGBuilder took 699.63 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 20:45:59,710 INFO L168 Benchmark]: TraceAbstraction took 162.77 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 20:45:59,716 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 810.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -158.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.77 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 36.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 699.63 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 162.77 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java: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 20:46:02,138 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:46:02,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:46:02,161 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:46:02,162 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:46:02,163 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:46:02,166 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:46:02,169 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:46:02,174 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:46:02,175 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:46:02,176 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:46:02,176 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:46:02,177 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:46:02,183 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:46:02,186 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:46:02,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:46:02,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:46:02,189 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:46:02,203 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:46:02,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:46:02,206 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:46:02,209 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:46:02,217 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:46:02,217 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:46:02,217 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:46:02,218 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:46:02,219 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:46:02,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:46:02,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:46:02,224 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:46:02,224 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:46:02,229 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:46:02,230 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:46:02,230 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:46:02,231 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:46:02,232 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:46:02,232 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 20:46:02,259 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:46:02,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:46:02,260 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:46:02,260 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:46:02,262 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:46:02,262 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:46:02,262 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:46:02,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:46:02,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:46:02,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:46:02,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:46:02,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:46:02,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:46:02,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:46:02,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:46:02,267 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:46:02,267 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:46:02,267 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:46:02,267 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:46:02,268 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:46:02,268 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:46:02,268 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:46:02,268 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:46:02,268 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 20:46:02,269 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:46:02,269 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 20:46:02,269 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 20:46:02,269 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 -> 924c2c8b252a881a87d805302d80fec6ce140fd5 [2018-11-28 20:46:02,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:46:02,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:46:02,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:46:02,357 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:46:02,358 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:46:02,359 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:46:02,422 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb47aace/23de2392bfa54077a8cf7f3a387b16bf/FLAG866da44c7 [2018-11-28 20:46:03,014 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:46:03,015 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:46:03,027 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb47aace/23de2392bfa54077a8cf7f3a387b16bf/FLAG866da44c7 [2018-11-28 20:46:03,256 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb47aace/23de2392bfa54077a8cf7f3a387b16bf [2018-11-28 20:46:03,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:46:03,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:46:03,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:03,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:46:03,271 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:46:03,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:03" (1/1) ... [2018-11-28 20:46:03,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f581eb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:03, skipping insertion in model container [2018-11-28 20:46:03,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:03" (1/1) ... [2018-11-28 20:46:03,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:46:03,339 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:46:03,791 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:03,828 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:46:03,990 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:04,104 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:46:04,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04 WrapperNode [2018-11-28 20:46:04,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:04,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:04,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:46:04,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:46:04,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:04,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:46:04,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:46:04,190 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:46:04,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (1/1) ... [2018-11-28 20:46:04,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:46:04,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:46:04,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:46:04,280 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:46:04,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (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 20:46:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:46:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:46:04,367 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:46:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:46:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 20:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 20:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 20:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 20:46:04,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 20:46:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:46:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:46:04,378 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 20:46:04,993 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:46:04,993 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:46:04,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:04 BoogieIcfgContainer [2018-11-28 20:46:04,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:46:04,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:46:04,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:46:04,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:46:04,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:46:03" (1/3) ... [2018-11-28 20:46:04,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e1afaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:04, skipping insertion in model container [2018-11-28 20:46:05,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:04" (2/3) ... [2018-11-28 20:46:05,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36e1afaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:05, skipping insertion in model container [2018-11-28 20:46:05,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:04" (3/3) ... [2018-11-28 20:46:05,002 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_false-unreach-call.i [2018-11-28 20:46:05,038 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,038 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,038 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,039 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,039 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,039 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,040 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,041 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,041 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,041 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,041 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,042 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,042 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,042 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,042 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,042 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,043 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,043 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:05,076 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:46:05,076 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:46:05,086 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:46:05,120 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:46:05,149 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:46:05,150 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:46:05,150 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:46:05,150 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:46:05,150 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:46:05,150 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:46:05,150 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:46:05,150 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:46:05,151 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:46:05,161 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 20:46:05,183 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_thr2 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 20:46:05,187 INFO L168 Benchmark]: Toolchain (without parser) took 1924.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -83.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:05,190 INFO L168 Benchmark]: CDTParser took 0.16 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 20:46:05,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:05,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:05,192 INFO L168 Benchmark]: Boogie Preprocessor took 87.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:46:05,193 INFO L168 Benchmark]: RCFGBuilder took 714.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:05,194 INFO L168 Benchmark]: TraceAbstraction took 191.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:05,199 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 840.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.63 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 714.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 191.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...