./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_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 a426994b1a43501e199cdd5a77b142fc4e9017ad ............................................................................................................................................................................................................................................. 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_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 a426994b1a43501e199cdd5a77b142fc4e9017ad ................................................................................................................................................................................................................................................ 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 20:46:00,130 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:46:00,133 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:46:00,150 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:46:00,151 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:46:00,153 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:46:00,154 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:46:00,157 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:46:00,159 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:46:00,162 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:46:00,164 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:46:00,165 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:46:00,166 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:46:00,168 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:46:00,177 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:46:00,178 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:46:00,179 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:46:00,180 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:46:00,186 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:46:00,190 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:46:00,192 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:46:00,195 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:46:00,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:46:00,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:46:00,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:46:00,200 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:46:00,200 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:46:00,201 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:46:00,202 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:46:00,203 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:46:00,204 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:46:00,204 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:46:00,204 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:46:00,205 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:46:00,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:46:00,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:46:00,207 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 20:46:00,222 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:46:00,222 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:46:00,223 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:46:00,223 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:46:00,224 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:46:00,224 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:46:00,224 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:46:00,224 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:46:00,225 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:46:00,226 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:46:00,227 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:46:00,227 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:46:00,227 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:46:00,227 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:46:00,227 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:46:00,228 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:46:00,229 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:46:00,229 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:46:00,229 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:46:00,230 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:46:00,230 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:46:00,230 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:46:00,230 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 20:46:00,230 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:46:00,230 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 20:46:00,232 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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-28 20:46:00,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:46:00,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:46:00,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:46:00,294 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:46:00,296 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:46:00,297 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:00,368 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f2d25a1/ca0f772945b04a0c94fd170104f92af5/FLAG2be31c52f [2018-11-28 20:46:00,940 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:46:00,941 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:00,959 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f2d25a1/ca0f772945b04a0c94fd170104f92af5/FLAG2be31c52f [2018-11-28 20:46:01,222 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47f2d25a1/ca0f772945b04a0c94fd170104f92af5 [2018-11-28 20:46:01,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:46:01,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:46:01,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:01,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:46:01,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:46:01,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:01" (1/1) ... [2018-11-28 20:46:01,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ca5205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:01, skipping insertion in model container [2018-11-28 20:46:01,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:01" (1/1) ... [2018-11-28 20:46:01,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:46:01,295 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:46:01,787 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:01,829 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:46:02,019 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:02,113 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:46:02,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02 WrapperNode [2018-11-28 20:46:02,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:02,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:02,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:46:02,115 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:46:02,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:02,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:46:02,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:46:02,192 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:46:02,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (1/1) ... [2018-11-28 20:46:02,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:46:02,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:46:02,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:46:02,224 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:46:02,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (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 20:46:02,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:46:02,296 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:46:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:46:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:46:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:46:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 20:46:02,297 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 20:46:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:46:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 20:46:02,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 20:46:02,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:46:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:46:02,301 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 20:46:02,858 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:46:02,859 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:46:02,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:02 BoogieIcfgContainer [2018-11-28 20:46:02,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:46:02,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:46:02,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:46:02,865 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:46:02,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:46:01" (1/3) ... [2018-11-28 20:46:02,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6994faa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:02, skipping insertion in model container [2018-11-28 20:46:02,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:02" (2/3) ... [2018-11-28 20:46:02,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6994faa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:02, skipping insertion in model container [2018-11-28 20:46:02,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:02" (3/3) ... [2018-11-28 20:46:02,870 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:02,905 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,905 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,905 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,906 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,906 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,906 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,906 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,907 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,907 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,909 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,909 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,910 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,910 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,910 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,910 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,911 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,911 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,911 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,911 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,911 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,912 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,912 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:02,933 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:46:02,933 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:46:02,941 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:46:02,958 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:46:02,985 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:46:02,986 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:46:02,986 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:46:02,986 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:46:02,986 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:46:02,986 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:46:02,986 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:46:02,986 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:46:02,987 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:46:02,997 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 20:46:03,025 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 20:46:03,030 INFO L168 Benchmark]: Toolchain (without parser) took 1803.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -107.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:03,035 INFO L168 Benchmark]: CDTParser took 0.92 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 20:46:03,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 886.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:03,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.45 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 20:46:03,039 INFO L168 Benchmark]: Boogie Preprocessor took 31.56 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. [2018-11-28 20:46:03,041 INFO L168 Benchmark]: RCFGBuilder took 636.12 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:03,042 INFO L168 Benchmark]: TraceAbstraction took 168.31 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. [2018-11-28 20:46:03,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 886.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.45 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 31.56 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. * RCFGBuilder took 636.12 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: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 168.31 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_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 20:46:05,450 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 20:46:05,452 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 20:46:05,465 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 20:46:05,465 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 20:46:05,467 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 20:46:05,468 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 20:46:05,470 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 20:46:05,472 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 20:46:05,473 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 20:46:05,474 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 20:46:05,474 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 20:46:05,476 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 20:46:05,477 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 20:46:05,478 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 20:46:05,481 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 20:46:05,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 20:46:05,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 20:46:05,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 20:46:05,497 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 20:46:05,501 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 20:46:05,508 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 20:46:05,510 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 20:46:05,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 20:46:05,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 20:46:05,515 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 20:46:05,516 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 20:46:05,519 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 20:46:05,522 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 20:46:05,523 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 20:46:05,523 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 20:46:05,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 20:46:05,527 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 20:46:05,528 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 20:46:05,529 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 20:46:05,532 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 20:46:05,532 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 20:46:05,555 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 20:46:05,556 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 20:46:05,556 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 20:46:05,557 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 20:46:05,557 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 20:46:05,557 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 20:46:05,558 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 20:46:05,559 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 20:46:05,559 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 20:46:05,559 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 20:46:05,559 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 20:46:05,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 20:46:05,560 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 20:46:05,563 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 20:46:05,564 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 20:46:05,564 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 20:46:05,564 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 20:46:05,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 20:46:05,564 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 20:46:05,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 20:46:05,566 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 20:46:05,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 20:46:05,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 20:46:05,567 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 20:46:05,567 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 20:46:05,567 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 20:46:05,567 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 20:46:05,567 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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-28 20:46:05,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 20:46:05,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 20:46:05,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 20:46:05,669 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 20:46:05,670 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 20:46:05,672 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:05,732 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/943067547/871cf7116f0f4cb7b20ce3c9def6a89f/FLAGe1ee298cf [2018-11-28 20:46:06,253 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 20:46:06,254 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:06,281 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/943067547/871cf7116f0f4cb7b20ce3c9def6a89f/FLAGe1ee298cf [2018-11-28 20:46:06,534 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/943067547/871cf7116f0f4cb7b20ce3c9def6a89f [2018-11-28 20:46:06,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 20:46:06,542 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 20:46:06,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:06,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 20:46:06,549 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 20:46:06,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:06" (1/1) ... [2018-11-28 20:46:06,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460492eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:06, skipping insertion in model container [2018-11-28 20:46:06,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:46:06" (1/1) ... [2018-11-28 20:46:06,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 20:46:06,626 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 20:46:07,067 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:07,098 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 20:46:07,276 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 20:46:07,373 INFO L195 MainTranslator]: Completed translation [2018-11-28 20:46:07,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07 WrapperNode [2018-11-28 20:46:07,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 20:46:07,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:07,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 20:46:07,375 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 20:46:07,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 20:46:07,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 20:46:07,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 20:46:07,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 20:46:07,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (1/1) ... [2018-11-28 20:46:07,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 20:46:07,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 20:46:07,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 20:46:07,476 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 20:46:07,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (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 20:46:07,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 20:46:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 20:46:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 20:46:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 20:46:07,556 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 20:46:07,556 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 20:46:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 20:46:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 20:46:07,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 20:46:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 20:46:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 20:46:07,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 20:46:07,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 20:46:07,560 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 20:46:08,192 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 20:46:08,192 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 20:46:08,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:08 BoogieIcfgContainer [2018-11-28 20:46:08,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 20:46:08,194 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 20:46:08,194 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 20:46:08,197 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 20:46:08,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:46:06" (1/3) ... [2018-11-28 20:46:08,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b786eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:08, skipping insertion in model container [2018-11-28 20:46:08,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:46:07" (2/3) ... [2018-11-28 20:46:08,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b786eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:46:08, skipping insertion in model container [2018-11-28 20:46:08,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:46:08" (3/3) ... [2018-11-28 20:46:08,201 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 20:46:08,238 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,238 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,239 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,239 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,240 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,240 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,240 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,240 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,240 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,243 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,244 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,244 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,244 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,244 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,245 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,245 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,246 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,246 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,246 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,246 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,246 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,247 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,247 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,247 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,247 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 20:46:08,258 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 20:46:08,258 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 20:46:08,267 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 20:46:08,284 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 20:46:08,305 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 20:46:08,306 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 20:46:08,306 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 20:46:08,306 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 20:46:08,306 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 20:46:08,306 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 20:46:08,306 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 20:46:08,306 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 20:46:08,307 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 20:46:08,316 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 20:46:08,340 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 20:46:08,344 INFO L168 Benchmark]: Toolchain (without parser) took 1803.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -138.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:08,346 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 20:46:08,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:08,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:08,349 INFO L168 Benchmark]: Boogie Preprocessor took 42.31 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 20:46:08,350 INFO L168 Benchmark]: RCFGBuilder took 717.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:08,350 INFO L168 Benchmark]: TraceAbstraction took 149.57 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 20:46:08,356 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 830.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.31 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 717.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 149.57 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: 13.0 MB). Peak memory consumption was 13.0 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_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...