./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c55c80e859fbca0c55d2995f212ed1b2a780533 ............................................................................................................................................................................................................................................................ 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_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2c55c80e859fbca0c55d2995f212ed1b2a780533 ............................................................................................................................................................................................................................................................... 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 0.1.23-635dfa2 [2018-12-02 01:36:02,301 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:36:02,302 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:36:02,308 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:36:02,308 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:36:02,308 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:36:02,309 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:36:02,310 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:36:02,310 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:36:02,311 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:36:02,311 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:36:02,311 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:36:02,312 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:36:02,312 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:36:02,313 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:36:02,313 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:36:02,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:36:02,314 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:36:02,315 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:36:02,316 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:36:02,316 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:36:02,317 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:36:02,318 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:36:02,318 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:36:02,318 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:36:02,319 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:36:02,319 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:36:02,320 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:36:02,320 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:36:02,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:36:02,321 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:36:02,321 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:36:02,321 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:36:02,321 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:36:02,322 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:36:02,322 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:36:02,322 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 01:36:02,329 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:36:02,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:36:02,330 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 01:36:02,330 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 01:36:02,330 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 01:36:02,331 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:36:02,331 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:36:02,332 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:36:02,332 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:36:02,333 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 01:36:02,333 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan 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 -> Taipan 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 -> 2c55c80e859fbca0c55d2995f212ed1b2a780533 [2018-12-02 01:36:02,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:36:02,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:36:02,359 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:36:02,360 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:36:02,360 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:36:02,360 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:02,397 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/894feb790/78b56fa7811645149f4955ed621055e8/FLAG69c32cb66 [2018-12-02 01:36:02,792 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:36:02,792 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:02,800 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/894feb790/78b56fa7811645149f4955ed621055e8/FLAG69c32cb66 [2018-12-02 01:36:03,140 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/894feb790/78b56fa7811645149f4955ed621055e8 [2018-12-02 01:36:03,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:36:03,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:36:03,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:36:03,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:36:03,154 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:36:03,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@848fc21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03, skipping insertion in model container [2018-12-02 01:36:03,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:36:03,185 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:36:03,337 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:36:03,344 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:36:03,403 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:36:03,430 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:36:03,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03 WrapperNode [2018-12-02 01:36:03,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:36:03,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:36:03,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:36:03,432 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:36:03,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:36:03,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:36:03,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:36:03,457 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:36:03,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... [2018-12-02 01:36:03,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:36:03,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:36:03,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:36:03,473 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:36:03,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/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 [2018-12-02 01:36:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:36:03,514 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-02 01:36:03,514 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-02 01:36:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 01:36:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 01:36:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:36:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:36:03,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:36:03,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:36:03,516 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 01:36:03,672 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:36:03,673 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-02 01:36:03,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:36:03 BoogieIcfgContainer [2018-12-02 01:36:03,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:36:03,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:36:03,674 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:36:03,676 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:36:03,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:36:03" (1/3) ... [2018-12-02 01:36:03,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c688376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:36:03, skipping insertion in model container [2018-12-02 01:36:03,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:03" (2/3) ... [2018-12-02 01:36:03,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c688376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:36:03, skipping insertion in model container [2018-12-02 01:36:03,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:36:03" (3/3) ... [2018-12-02 01:36:03,678 INFO L112 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:03,696 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,696 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,696 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,696 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,697 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,697 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,697 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,697 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,698 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,699 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,700 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:03,706 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 01:36:03,706 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:36:03,711 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 01:36:03,721 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 01:36:03,734 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:36:03,735 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:36:03,735 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:36:03,735 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:36:03,735 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:36:03,735 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:36:03,735 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:36:03,735 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:36:03,740 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57places, 67 transitions [2018-12-02 01:36:03,753 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) [2018-12-02 01:36:03,756 INFO L168 Benchmark]: Toolchain (without parser) took 609.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -92.1 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,757 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:36:03,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,759 INFO L168 Benchmark]: Boogie Preprocessor took 15.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,759 INFO L168 Benchmark]: RCFGBuilder took 200.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,760 INFO L168 Benchmark]: TraceAbstraction took 81.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:03,762 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 976.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 281.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 200.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 81.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:36:05,092 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:36:05,093 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:36:05,099 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:36:05,099 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:36:05,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:36:05,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:36:05,101 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:36:05,102 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:36:05,102 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:36:05,102 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:36:05,103 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:36:05,103 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:36:05,103 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:36:05,104 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:36:05,104 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:36:05,105 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:36:05,106 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:36:05,106 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:36:05,107 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:36:05,108 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:36:05,108 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:36:05,109 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:36:05,109 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:36:05,110 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:36:05,110 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:36:05,111 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:36:05,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:36:05,111 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:36:05,112 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:36:05,112 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:36:05,112 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:36:05,112 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:36:05,113 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:36:05,113 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:36:05,113 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:36:05,114 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 01:36:05,121 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:36:05,121 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:36:05,122 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 01:36:05,122 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 01:36:05,122 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 01:36:05,123 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:36:05,123 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:36:05,124 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 01:36:05,124 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:36:05,124 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:36:05,124 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_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan 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 -> Taipan 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 -> 2c55c80e859fbca0c55d2995f212ed1b2a780533 [2018-12-02 01:36:05,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:36:05,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:36:05,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:36:05,153 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:36:05,154 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:36:05,154 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:05,191 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/710d49f64/c2b613bfe8a2480e8a0a81eaf974efcb/FLAG8410b57b5 [2018-12-02 01:36:05,613 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:36:05,614 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:05,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/710d49f64/c2b613bfe8a2480e8a0a81eaf974efcb/FLAG8410b57b5 [2018-12-02 01:36:05,629 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/data/710d49f64/c2b613bfe8a2480e8a0a81eaf974efcb [2018-12-02 01:36:05,631 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:36:05,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:36:05,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:36:05,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:36:05,634 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:36:05,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d6b1f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05, skipping insertion in model container [2018-12-02 01:36:05,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:36:05,660 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:36:05,827 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:36:05,835 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:36:05,862 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:36:05,933 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:36:05,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05 WrapperNode [2018-12-02 01:36:05,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:36:05,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:36:05,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:36:05,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:36:05,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:36:05,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:36:05,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:36:05,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:36:05,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... [2018-12-02 01:36:05,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:36:05,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:36:05,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:36:05,979 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:36:05,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7be58d3e-7bde-4096-9a0f-7af7d249fa65/bin-2019/utaipan/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 [2018-12-02 01:36:06,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:36:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-12-02 01:36:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-12-02 01:36:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 01:36:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 01:36:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:36:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:36:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:36:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:36:06,012 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-02 01:36:06,181 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:36:06,181 INFO L280 CfgBuilder]: Removed 15 assue(true) statements. [2018-12-02 01:36:06,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:36:06 BoogieIcfgContainer [2018-12-02 01:36:06,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:36:06,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 01:36:06,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 01:36:06,185 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 01:36:06,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:36:05" (1/3) ... [2018-12-02 01:36:06,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dcdc7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:36:06, skipping insertion in model container [2018-12-02 01:36:06,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:36:05" (2/3) ... [2018-12-02 01:36:06,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dcdc7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:36:06, skipping insertion in model container [2018-12-02 01:36:06,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:36:06" (3/3) ... [2018-12-02 01:36:06,187 INFO L112 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf_false-unreach-call.i [2018-12-02 01:36:06,213 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,213 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,213 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,214 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,214 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,215 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,215 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,216 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,216 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,216 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,216 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,216 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,217 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,217 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,217 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,217 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,218 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,218 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,218 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,218 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,218 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,219 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,219 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,219 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,220 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,220 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,220 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:36:06,228 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 01:36:06,228 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 01:36:06,234 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 01:36:06,243 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 01:36:06,257 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 01:36:06,258 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 01:36:06,258 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 01:36:06,258 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 01:36:06,258 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 01:36:06,258 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 01:36:06,258 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 01:36:06,258 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 01:36:06,258 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 01:36:06,264 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56places, 66 transitions [2018-12-02 01:36:06,275 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) [2018-12-02 01:36:06,277 INFO L168 Benchmark]: Toolchain (without parser) took 645.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:36:06,278 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:36:06,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:06,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.31 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:06,279 INFO L168 Benchmark]: Boogie Preprocessor took 17.46 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. [2018-12-02 01:36:06,280 INFO L168 Benchmark]: RCFGBuilder took 203.47 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:06,280 INFO L168 Benchmark]: TraceAbstraction took 93.98 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:36:06,282 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 301.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.31 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.46 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 203.47 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 93.98 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...