./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-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_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/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 ce2afa61292a8240697391f1349aae682d6634c4 ....................................................................................................................................................................................................................................................................... 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_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/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 ce2afa61292a8240697391f1349aae682d6634c4 ................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:51:07,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:51:07,596 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:51:07,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:51:07,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:51:07,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:51:07,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:51:07,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:51:07,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:51:07,606 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:51:07,607 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:51:07,607 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:51:07,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:51:07,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:51:07,609 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:51:07,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:51:07,610 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:51:07,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:51:07,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:51:07,612 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:51:07,613 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:51:07,613 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:51:07,615 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:51:07,615 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:51:07,615 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:51:07,616 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:51:07,616 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:51:07,617 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:51:07,617 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:51:07,618 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:51:07,618 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:51:07,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:51:07,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:51:07,619 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:51:07,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:51:07,620 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:51:07,620 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 22:51:07,627 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:51:07,627 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:51:07,628 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:51:07,628 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 22:51:07,628 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 22:51:07,628 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 22:51:07,628 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 22:51:07,628 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 22:51:07,628 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 22:51:07,629 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 22:51:07,629 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 22:51:07,629 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 22:51:07,629 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 22:51:07,629 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:51:07,629 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:51:07,630 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:51:07,631 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 22:51:07,631 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:51:07,631 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:51:07,632 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 22:51:07,632 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:51:07,632 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:51:07,632 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 22:51:07,632 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_e025450a-77cb-4f75-a537-fdd5e7308b37/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 -> ce2afa61292a8240697391f1349aae682d6634c4 [2018-12-02 22:51:07,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:51:07,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:51:07,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:51:07,663 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:51:07,663 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:51:07,664 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-02 22:51:07,704 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/ee366ea23/0bce9c30ed2d4183bfbe5947ec53ca43/FLAGa3a0851de [2018-12-02 22:51:08,194 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:51:08,194 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-02 22:51:08,200 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/ee366ea23/0bce9c30ed2d4183bfbe5947ec53ca43/FLAGa3a0851de [2018-12-02 22:51:08,209 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/ee366ea23/0bce9c30ed2d4183bfbe5947ec53ca43 [2018-12-02 22:51:08,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:51:08,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:51:08,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:51:08,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:51:08,216 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:51:08,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7300e139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08, skipping insertion in model container [2018-12-02 22:51:08,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:51:08,249 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:51:08,413 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:51:08,419 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:51:08,478 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:51:08,506 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:51:08,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08 WrapperNode [2018-12-02 22:51:08,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:51:08,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:51:08,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:51:08,507 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:51:08,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:51:08,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:51:08,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:51:08,532 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:51:08,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... [2018-12-02 22:51:08,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:51:08,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:51:08,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:51:08,547 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:51:08,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/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 22:51:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 22:51:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 22:51:08,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 22:51:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 22:51:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2018-12-02 22:51:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2018-12-02 22:51:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 22:51:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 22:51:08,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:51:08,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:51:08,579 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 22:51:08,742 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:51:08,742 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 22:51:08,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:08 BoogieIcfgContainer [2018-12-02 22:51:08,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:51:08,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 22:51:08,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 22:51:08,744 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 22:51:08,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:51:08" (1/3) ... [2018-12-02 22:51:08,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113f43a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:51:08, skipping insertion in model container [2018-12-02 22:51:08,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (2/3) ... [2018-12-02 22:51:08,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113f43a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:51:08, skipping insertion in model container [2018-12-02 22:51:08,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:08" (3/3) ... [2018-12-02 22:51:08,746 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant_true-unreach-call.i [2018-12-02 22:51:08,766 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,767 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,768 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,768 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,768 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,768 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,770 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,771 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,772 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,772 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,772 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:08,776 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 22:51:08,776 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 22:51:08,781 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 22:51:08,790 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 22:51:08,806 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 22:51:08,806 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 22:51:08,806 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 22:51:08,806 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 22:51:08,806 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 22:51:08,806 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 22:51:08,806 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 22:51:08,806 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 22:51:08,812 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55places, 59 transitions [2018-12-02 22:51:08,820 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_thr 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 22:51:08,822 INFO L168 Benchmark]: Toolchain (without parser) took 609.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -124.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:08,823 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:51:08,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:08,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.56 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 22:51:08,824 INFO L168 Benchmark]: Boogie Preprocessor took 14.81 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:08,824 INFO L168 Benchmark]: RCFGBuilder took 195.33 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:08,825 INFO L168 Benchmark]: TraceAbstraction took 78.65 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:08,827 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -167.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.56 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 14.81 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 195.33 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: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 78.65 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: 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 22:51:10,116 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:51:10,117 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:51:10,124 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:51:10,124 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:51:10,125 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:51:10,126 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:51:10,127 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:51:10,128 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:51:10,129 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:51:10,129 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:51:10,129 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:51:10,130 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:51:10,130 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:51:10,131 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:51:10,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:51:10,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:51:10,133 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:51:10,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:51:10,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:51:10,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:51:10,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:51:10,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:51:10,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:51:10,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:51:10,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:51:10,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:51:10,141 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:51:10,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:51:10,142 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:51:10,142 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:51:10,142 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:51:10,143 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:51:10,143 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:51:10,143 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:51:10,144 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:51:10,144 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 22:51:10,154 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:51:10,154 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:51:10,155 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:51:10,155 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 22:51:10,155 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 22:51:10,155 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 22:51:10,155 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 22:51:10,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:51:10,156 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:51:10,157 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 22:51:10,157 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 22:51:10,158 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 22:51:10,158 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 22:51:10,158 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_e025450a-77cb-4f75-a537-fdd5e7308b37/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 -> ce2afa61292a8240697391f1349aae682d6634c4 [2018-12-02 22:51:10,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:51:10,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:51:10,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:51:10,190 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:51:10,190 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:51:10,191 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-02 22:51:10,228 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/3a0689606/affebbb9ff54464cbf1dc1ace9eef089/FLAG342c588b1 [2018-12-02 22:51:10,685 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:51:10,686 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/sv-benchmarks/c/pthread-lit/sssc12_variant_true-unreach-call.i [2018-12-02 22:51:10,695 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/3a0689606/affebbb9ff54464cbf1dc1ace9eef089/FLAG342c588b1 [2018-12-02 22:51:10,706 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/bin-2019/utaipan/data/3a0689606/affebbb9ff54464cbf1dc1ace9eef089 [2018-12-02 22:51:10,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:51:10,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:51:10,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:51:10,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:51:10,713 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:51:10,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:10" (1/1) ... [2018-12-02 22:51:10,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5554d819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:10, skipping insertion in model container [2018-12-02 22:51:10,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:10" (1/1) ... [2018-12-02 22:51:10,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:51:10,749 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:51:10,940 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:51:10,948 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:51:11,014 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:51:11,054 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:51:11,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11 WrapperNode [2018-12-02 22:51:11,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:51:11,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:51:11,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:51:11,055 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:51:11,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:51:11,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:51:11,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:51:11,081 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:51:11,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... [2018-12-02 22:51:11,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:51:11,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:51:11,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:51:11,099 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:51:11,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e025450a-77cb-4f75-a537-fdd5e7308b37/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 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2018-12-02 22:51:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 22:51:11,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:51:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:51:11,132 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 22:51:11,302 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:51:11,302 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 22:51:11,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:11 BoogieIcfgContainer [2018-12-02 22:51:11,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:51:11,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 22:51:11,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 22:51:11,305 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 22:51:11,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:51:10" (1/3) ... [2018-12-02 22:51:11,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b3ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:51:11, skipping insertion in model container [2018-12-02 22:51:11,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:11" (2/3) ... [2018-12-02 22:51:11,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20b3ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:51:11, skipping insertion in model container [2018-12-02 22:51:11,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:11" (3/3) ... [2018-12-02 22:51:11,307 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant_true-unreach-call.i [2018-12-02 22:51:11,324 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,324 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,325 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,326 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,327 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,328 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,328 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,328 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,328 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,328 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:51:11,332 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 22:51:11,332 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 22:51:11,339 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 22:51:11,347 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 22:51:11,360 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 22:51:11,361 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 22:51:11,361 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 22:51:11,361 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 22:51:11,361 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 22:51:11,361 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 22:51:11,361 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 22:51:11,361 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 22:51:11,361 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 22:51:11,366 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54places, 58 transitions [2018-12-02 22:51:11,373 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_thr 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 22:51:11,375 INFO L168 Benchmark]: Toolchain (without parser) took 665.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -135.1 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:11,376 INFO L168 Benchmark]: CDTParser took 0.16 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 22:51:11,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:11,377 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:51:11,377 INFO L168 Benchmark]: Boogie Preprocessor took 17.97 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:11,378 INFO L168 Benchmark]: RCFGBuilder took 203.95 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:11,378 INFO L168 Benchmark]: TraceAbstraction took 71.11 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: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-02 22:51:11,381 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.97 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 203.95 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: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 71.11 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: 13.6 MB). Peak memory consumption was 13.6 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_thr de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr: 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...