./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/03_incdec_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f 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/03_incdec_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 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 ............................................................................................................................................................................................................................................................. 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/03_incdec_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 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 .............................................................................................................................................................................................................................................................. 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 0.1.24-0ed9222-m [2019-01-12 22:26:21,118 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:26:21,120 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:26:21,137 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:26:21,138 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:26:21,139 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:26:21,143 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:26:21,145 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:26:21,149 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:26:21,150 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:26:21,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:26:21,153 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:26:21,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:26:21,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:26:21,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:26:21,166 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:26:21,167 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:26:21,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:26:21,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:26:21,177 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:26:21,179 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:26:21,182 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:26:21,187 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:26:21,188 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:26:21,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:26:21,189 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:26:21,190 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:26:21,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:26:21,193 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:26:21,195 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:26:21,197 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:26:21,198 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:26:21,198 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:26:21,198 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:26:21,200 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:26:21,201 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:26:21,203 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 22:26:21,216 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:26:21,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:26:21,218 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:26:21,218 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:26:21,218 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:26:21,219 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:26:21,219 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:26:21,219 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 22:26:21,219 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:26:21,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:26:21,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:26:21,220 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:26:21,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:26:21,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:26:21,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:26:21,223 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:26:21,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:26:21,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:26:21,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:26:21,224 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:26:21,224 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 22:26:21,224 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:26:21,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 22:26:21,224 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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2019-01-12 22:26:21,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:26:21,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:26:21,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:26:21,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:26:21,276 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:26:21,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/03_incdec_true-unreach-call.i [2019-01-12 22:26:21,328 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0ee7d59b/ab274cc60c99498f92e1a6844b7c3447/FLAG03d145dfe [2019-01-12 22:26:21,835 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:26:21,840 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/03_incdec_true-unreach-call.i [2019-01-12 22:26:21,853 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0ee7d59b/ab274cc60c99498f92e1a6844b7c3447/FLAG03d145dfe [2019-01-12 22:26:22,104 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0ee7d59b/ab274cc60c99498f92e1a6844b7c3447 [2019-01-12 22:26:22,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:26:22,109 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:26:22,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:26:22,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:26:22,114 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:26:22,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba9f442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22, skipping insertion in model container [2019-01-12 22:26:22,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:26:22,184 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:26:22,530 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:26:22,543 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:26:22,706 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:26:22,786 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:26:22,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22 WrapperNode [2019-01-12 22:26:22,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:26:22,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:26:22,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:26:22,788 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:26:22,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:26:22,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:26:22,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:26:22,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:26:22,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (1/1) ... [2019-01-12 22:26:22,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:26:22,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:26:22,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:26:22,900 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:26:22,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (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 [2019-01-12 22:26:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:26:22,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:26:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 22:26:22,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:26:22,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:26:22,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:26:22,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:26:22,968 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:26:23,103 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:26:23,105 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:26:23,106 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-01-12 22:26:23,107 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-01-12 22:26:23,111 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-01-12 22:26:23,113 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2019-01-12 22:26:23,114 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2019-01-12 22:26:23,115 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2019-01-12 22:26:23,122 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2019-01-12 22:26:23,123 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2019-01-12 22:26:23,445 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:26:23,446 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-12 22:26:23,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:26:23 BoogieIcfgContainer [2019-01-12 22:26:23,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:26:23,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:26:23,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:26:23,452 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:26:23,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:26:22" (1/3) ... [2019-01-12 22:26:23,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a59f665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:26:23, skipping insertion in model container [2019-01-12 22:26:23,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:22" (2/3) ... [2019-01-12 22:26:23,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a59f665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:26:23, skipping insertion in model container [2019-01-12 22:26:23,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:26:23" (3/3) ... [2019-01-12 22:26:23,456 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2019-01-12 22:26:23,491 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,492 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,492 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,494 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,494 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,495 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,495 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,496 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,497 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,497 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,498 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,499 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,499 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,500 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,500 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,500 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,500 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,501 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,501 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,502 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:23,506 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:26:23,506 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:26:23,513 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-12 22:26:23,530 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-12 22:26:23,553 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:26:23,554 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:26:23,554 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:26:23,554 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:26:23,554 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:26:23,554 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:26:23,555 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:26:23,555 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:26:23,555 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:26:23,563 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56places, 61 transitions [2019-01-12 22:26:23,573 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) [2019-01-12 22:26:23,576 INFO L168 Benchmark]: Toolchain (without parser) took 1467.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:23,578 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-01-12 22:26:23,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:23,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:26:23,581 INFO L168 Benchmark]: Boogie Preprocessor took 47.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 22:26:23,581 INFO L168 Benchmark]: RCFGBuilder took 547.63 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:23,582 INFO L168 Benchmark]: TraceAbstraction took 127.24 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:23,587 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 677.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.55 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 47.74 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 547.63 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 127.24 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: 7.0 MB). Peak memory consumption was 7.0 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 0.1.24-0ed9222-m [2019-01-12 22:26:25,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 22:26:25,856 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 22:26:25,868 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 22:26:25,869 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 22:26:25,870 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 22:26:25,872 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 22:26:25,873 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 22:26:25,875 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 22:26:25,876 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 22:26:25,878 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 22:26:25,878 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 22:26:25,879 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 22:26:25,880 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 22:26:25,881 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 22:26:25,882 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 22:26:25,883 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 22:26:25,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 22:26:25,887 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 22:26:25,889 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 22:26:25,890 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 22:26:25,895 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 22:26:25,898 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 22:26:25,898 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 22:26:25,898 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 22:26:25,899 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 22:26:25,903 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 22:26:25,904 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 22:26:25,906 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 22:26:25,909 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 22:26:25,910 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 22:26:25,911 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 22:26:25,911 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 22:26:25,912 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 22:26:25,913 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 22:26:25,916 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 22:26:25,916 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 22:26:25,943 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 22:26:25,944 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 22:26:25,945 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 22:26:25,946 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 22:26:25,946 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 22:26:25,946 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 22:26:25,947 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 22:26:25,948 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 22:26:25,949 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 22:26:25,949 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 22:26:25,950 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 22:26:25,950 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 22:26:25,950 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 22:26:25,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 22:26:25,950 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 22:26:25,951 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 22:26:25,951 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 22:26:25,951 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 22:26:25,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 22:26:25,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 22:26:25,952 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 22:26:25,954 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 22:26:25,954 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 22:26:25,954 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 22:26:25,954 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 22:26:25,955 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 -> 5d94e0d2b105fa89c52eebd12fb0dd08c69e1229 [2019-01-12 22:26:26,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 22:26:26,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 22:26:26,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 22:26:26,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 22:26:26,041 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 22:26:26,041 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/03_incdec_true-unreach-call.i [2019-01-12 22:26:26,101 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa02dc75/34ef32c454514626afb33e149e25aa1c/FLAGdaa3e73f2 [2019-01-12 22:26:26,605 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 22:26:26,607 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/03_incdec_true-unreach-call.i [2019-01-12 22:26:26,620 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa02dc75/34ef32c454514626afb33e149e25aa1c/FLAGdaa3e73f2 [2019-01-12 22:26:26,927 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fa02dc75/34ef32c454514626afb33e149e25aa1c [2019-01-12 22:26:26,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 22:26:26,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 22:26:26,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 22:26:26,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 22:26:26,938 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 22:26:26,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:26:26" (1/1) ... [2019-01-12 22:26:26,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348d6f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:26, skipping insertion in model container [2019-01-12 22:26:26,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 10:26:26" (1/1) ... [2019-01-12 22:26:26,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 22:26:27,001 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 22:26:27,445 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:26:27,462 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 22:26:27,605 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 22:26:27,696 INFO L195 MainTranslator]: Completed translation [2019-01-12 22:26:27,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27 WrapperNode [2019-01-12 22:26:27,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 22:26:27,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 22:26:27,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 22:26:27,697 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 22:26:27,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 22:26:27,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 22:26:27,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 22:26:27,756 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 22:26:27,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (1/1) ... [2019-01-12 22:26:27,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 22:26:27,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 22:26:27,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 22:26:27,792 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 22:26:27,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (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 [2019-01-12 22:26:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-01-12 22:26:27,852 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-01-12 22:26:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 22:26:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 22:26:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 22:26:27,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 22:26:27,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 22:26:27,855 WARN L204 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-01-12 22:26:28,069 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-01-12 22:26:28,069 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-01-12 22:26:28,071 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-01-12 22:26:28,071 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-01-12 22:26:28,073 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-01-12 22:26:28,080 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#3 [2019-01-12 22:26:28,081 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#4 [2019-01-12 22:26:28,081 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#5 [2019-01-12 22:26:28,082 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#4 [2019-01-12 22:26:28,082 INFO L1501 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#6 [2019-01-12 22:26:28,355 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 22:26:28,355 INFO L286 CfgBuilder]: Removed 9 assue(true) statements. [2019-01-12 22:26:28,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:26:28 BoogieIcfgContainer [2019-01-12 22:26:28,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 22:26:28,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 22:26:28,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 22:26:28,362 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 22:26:28,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 10:26:26" (1/3) ... [2019-01-12 22:26:28,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12dabc7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:26:28, skipping insertion in model container [2019-01-12 22:26:28,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 10:26:27" (2/3) ... [2019-01-12 22:26:28,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12dabc7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 10:26:28, skipping insertion in model container [2019-01-12 22:26:28,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 10:26:28" (3/3) ... [2019-01-12 22:26:28,366 INFO L112 eAbstractionObserver]: Analyzing ICFG 03_incdec_true-unreach-call.i [2019-01-12 22:26:28,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,396 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,396 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,396 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,397 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,397 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,397 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,398 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~r~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,398 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,398 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,399 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,399 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,399 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,400 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,400 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,400 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,400 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,401 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,401 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,401 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,401 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,402 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,402 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~ret3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,402 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,402 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,402 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,403 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,403 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,403 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,403 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,404 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_inc_~inc_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,404 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_inc_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,404 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_dec_~dec_v~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,404 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 22:26:28,421 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-01-12 22:26:28,421 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 22:26:28,429 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-12 22:26:28,446 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-12 22:26:28,467 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 22:26:28,468 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 22:26:28,469 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 22:26:28,469 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 22:26:28,469 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 22:26:28,469 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 22:26:28,469 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 22:26:28,469 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 22:26:28,469 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 22:26:28,479 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56places, 61 transitions [2019-01-12 22:26:28,491 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) [2019-01-12 22:26:28,495 INFO L168 Benchmark]: Toolchain (without parser) took 1563.20 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -95.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:28,497 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-12 22:26:28,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 762.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:28,498 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.90 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. [2019-01-12 22:26:28,499 INFO L168 Benchmark]: Boogie Preprocessor took 34.63 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. [2019-01-12 22:26:28,500 INFO L168 Benchmark]: RCFGBuilder took 565.65 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: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:28,500 INFO L168 Benchmark]: TraceAbstraction took 136.48 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2019-01-12 22:26:28,505 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 762.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -134.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.90 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. * Boogie Preprocessor took 34.63 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. * RCFGBuilder took 565.65 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: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 136.48 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: 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_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...