./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a426994b1a43501e199cdd5a77b142fc4e9017ad .......................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 0.1.23-aa41828 [2018-11-22 22:23:32,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:23:32,536 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:23:32,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:23:32,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:23:32,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:23:32,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:23:32,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:23:32,549 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:23:32,550 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:23:32,551 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:23:32,551 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:23:32,552 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:23:32,552 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:23:32,553 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:23:32,554 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:23:32,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:23:32,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:23:32,558 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:23:32,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:23:32,560 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:23:32,561 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:23:32,562 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:23:32,563 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:23:32,563 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:23:32,564 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:23:32,564 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:23:32,565 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:23:32,566 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:23:32,567 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:23:32,567 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:23:32,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:23:32,568 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:23:32,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:23:32,569 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:23:32,569 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:23:32,570 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:23:32,581 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:23:32,581 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:23:32,582 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:23:32,582 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:23:32,582 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:23:32,583 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:23:32,583 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:23:32,583 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:23:32,583 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:23:32,583 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:23:32,584 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:23:32,585 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:23:32,585 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:23:32,585 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:23:32,585 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:23:32,585 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:23:32,585 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:23:32,586 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:23:32,586 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:23:32,586 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:23:32,586 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:23:32,586 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:23:32,586 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:23:32,587 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:23:32,587 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-22 22:23:32,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:23:32,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:23:32,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:23:32,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:23:32,626 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:23:32,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:32,668 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/df107e663/1739e81f8b3949d5926048d766ade274/FLAGb9b0ff289 [2018-11-22 22:23:33,072 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:23:33,073 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:33,085 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/df107e663/1739e81f8b3949d5926048d766ade274/FLAGb9b0ff289 [2018-11-22 22:23:33,095 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/df107e663/1739e81f8b3949d5926048d766ade274 [2018-11-22 22:23:33,098 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:23:33,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:23:33,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:23:33,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:23:33,103 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:23:33,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a78139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33, skipping insertion in model container [2018-11-22 22:23:33,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:23:33,153 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:23:33,416 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:23:33,429 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:23:33,520 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:23:33,554 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:23:33,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33 WrapperNode [2018-11-22 22:23:33,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:23:33,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:23:33,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:23:33,556 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:23:33,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:23:33,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:23:33,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:23:33,594 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:23:33,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... [2018-11-22 22:23:33,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:23:33,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:23:33,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:23:33,619 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:23:33,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:23:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:23:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:23:33,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:23:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:23:33,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:23:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:23:33,669 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-22 22:23:33,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:23:33,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 22:23:33,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 22:23:33,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:23:33,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:23:33,671 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:23:33,964 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:23:33,964 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:23:33,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:23:33 BoogieIcfgContainer [2018-11-22 22:23:33,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:23:33,965 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:23:33,965 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:23:33,968 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:23:33,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:23:33" (1/3) ... [2018-11-22 22:23:33,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b66e25e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:23:33, skipping insertion in model container [2018-11-22 22:23:33,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:33" (2/3) ... [2018-11-22 22:23:33,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b66e25e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:23:33, skipping insertion in model container [2018-11-22 22:23:33,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:23:33" (3/3) ... [2018-11-22 22:23:33,970 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:33,990 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,990 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,990 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,990 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,990 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,991 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,992 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,993 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,994 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:33,998 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:23:33,999 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:23:34,005 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:23:34,015 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:23:34,030 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:23:34,031 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:23:34,031 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:23:34,031 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:23:34,031 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:23:34,032 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:23:34,032 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:23:34,032 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:23:34,032 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:23:34,040 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-22 22:23:34,058 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) [2018-11-22 22:23:34,061 INFO L168 Benchmark]: Toolchain (without parser) took 962.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -143.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:34,062 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:23:34,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:34,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.15 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. [2018-11-22 22:23:34,063 INFO L168 Benchmark]: Boogie Preprocessor took 24.47 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:34,064 INFO L168 Benchmark]: RCFGBuilder took 345.87 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:34,065 INFO L168 Benchmark]: TraceAbstraction took 95.38 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: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:34,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 456.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -182.9 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.15 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 24.47 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 345.87 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 95.38 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: 10.2 MB). Peak memory consumption was 10.2 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 0.1.23-aa41828 [2018-11-22 22:23:35,649 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:23:35,650 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:23:35,661 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:23:35,661 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:23:35,662 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:23:35,663 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:23:35,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:23:35,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:23:35,666 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:23:35,667 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:23:35,667 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:23:35,668 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:23:35,669 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:23:35,670 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:23:35,670 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:23:35,671 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:23:35,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:23:35,674 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:23:35,675 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:23:35,676 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:23:35,677 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:23:35,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:23:35,680 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:23:35,680 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:23:35,681 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:23:35,681 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:23:35,682 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:23:35,683 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:23:35,684 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:23:35,684 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:23:35,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:23:35,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:23:35,685 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:23:35,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:23:35,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:23:35,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-22 22:23:35,698 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:23:35,699 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:23:35,699 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:23:35,700 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:23:35,700 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:23:35,700 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:23:35,701 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:23:35,701 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:23:35,702 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:23:35,703 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:23:35,703 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:23:35,703 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:23:35,703 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:23:35,703 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:23:35,704 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 22:23:35,704 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 22:23:35,705 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-22 22:23:35,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:23:35,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:23:35,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:23:35,757 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:23:35,757 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:23:35,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:35,813 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/84971654c/46b9a344fdcd4f27bb9b8d88e3709d82/FLAG50008994d [2018-11-22 22:23:36,208 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:23:36,208 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:36,219 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/84971654c/46b9a344fdcd4f27bb9b8d88e3709d82/FLAG50008994d [2018-11-22 22:23:36,232 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/data/84971654c/46b9a344fdcd4f27bb9b8d88e3709d82 [2018-11-22 22:23:36,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:23:36,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:23:36,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:23:36,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:23:36,240 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:23:36,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@199d0ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36, skipping insertion in model container [2018-11-22 22:23:36,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:23:36,287 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:23:36,569 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:23:36,587 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:23:36,683 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:23:36,746 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:23:36,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36 WrapperNode [2018-11-22 22:23:36,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:23:36,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:23:36,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:23:36,747 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:23:36,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:23:36,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:23:36,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:23:36,784 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:23:36,791 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... [2018-11-22 22:23:36,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:23:36,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:23:36,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:23:36,808 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:23:36,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa79c8c6-2e07-4052-b936-903ded351ca4/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:23:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:23:36,853 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-22 22:23:36,853 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-22 22:23:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-22 22:23:36,854 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-22 22:23:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-22 22:23:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 22:23:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 22:23:36,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 22:23:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-22 22:23:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-22 22:23:36,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:23:36,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:23:36,857 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-22 22:23:37,143 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:23:37,143 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 22:23:37,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:23:37 BoogieIcfgContainer [2018-11-22 22:23:37,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:23:37,145 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:23:37,145 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:23:37,148 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:23:37,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:23:36" (1/3) ... [2018-11-22 22:23:37,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583c83b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:23:37, skipping insertion in model container [2018-11-22 22:23:37,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:23:36" (2/3) ... [2018-11-22 22:23:37,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583c83b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:23:37, skipping insertion in model container [2018-11-22 22:23:37,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:23:37" (3/3) ... [2018-11-22 22:23:37,150 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-22 22:23:37,180 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,181 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,181 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,182 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,182 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,183 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,183 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,184 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,184 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,184 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,184 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,184 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,185 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,185 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,185 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,185 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,185 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 22:23:37,196 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-22 22:23:37,196 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:23:37,202 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-22 22:23:37,213 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-22 22:23:37,230 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:23:37,231 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:23:37,231 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:23:37,231 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:23:37,231 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:23:37,231 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:23:37,231 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:23:37,232 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:23:37,232 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:23:37,239 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-22 22:23:37,258 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) [2018-11-22 22:23:37,261 INFO L168 Benchmark]: Toolchain (without parser) took 1025.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.4 MB in the beginning and 1.0 GB in the end (delta: -102.8 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:37,263 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:23:37,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:37,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.18 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:37,265 INFO L168 Benchmark]: Boogie Preprocessor took 23.58 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. [2018-11-22 22:23:37,265 INFO L168 Benchmark]: RCFGBuilder took 336.58 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:37,266 INFO L168 Benchmark]: TraceAbstraction took 115.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:23:37,269 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 509.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 40.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.18 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.58 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 336.58 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: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 115.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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...