./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/14_spin2003_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_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 625fe3116242f01f3f675685bea6e7f6e4cfa48a .............................................................................................................................................................................................................................................. 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_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 625fe3116242f01f3f675685bea6e7f6e4cfa48a ................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 15:01:29,547 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:01:29,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:01:29,556 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:01:29,556 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:01:29,557 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:01:29,558 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:01:29,559 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:01:29,560 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:01:29,560 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:01:29,561 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:01:29,561 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:01:29,562 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:01:29,562 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:01:29,563 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:01:29,564 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:01:29,564 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:01:29,565 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:01:29,567 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:01:29,568 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:01:29,568 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:01:29,569 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:01:29,571 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:01:29,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:01:29,571 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:01:29,572 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:01:29,573 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:01:29,573 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:01:29,574 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:01:29,574 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:01:29,575 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:01:29,575 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:01:29,575 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:01:29,575 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:01:29,576 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:01:29,577 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:01:29,577 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 15:01:29,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:01:29,588 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:01:29,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:01:29,588 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 15:01:29,589 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 15:01:29,589 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 15:01:29,590 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 15:01:29,590 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:01:29,590 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 15:01:29,590 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 15:01:29,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:01:29,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:01:29,591 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 15:01:29,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 15:01:29,592 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 15:01:29,592 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_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-12-02 15:01:29,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:01:29,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:01:29,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:01:29,628 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:01:29,628 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:01:29,629 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-02 15:01:29,672 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/aeaaee4b7/1e1400adeeca47908a0cd19bd6699d7f/FLAGd87980bd1 [2018-12-02 15:01:30,031 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:01:30,032 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-02 15:01:30,038 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/aeaaee4b7/1e1400adeeca47908a0cd19bd6699d7f/FLAGd87980bd1 [2018-12-02 15:01:30,415 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/aeaaee4b7/1e1400adeeca47908a0cd19bd6699d7f [2018-12-02 15:01:30,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:01:30,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:01:30,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:01:30,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:01:30,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:01:30,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ceaa519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30, skipping insertion in model container [2018-12-02 15:01:30,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:01:30,472 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:01:30,636 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:01:30,643 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:01:30,701 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:01:30,730 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:01:30,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30 WrapperNode [2018-12-02 15:01:30,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:01:30,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:01:30,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:01:30,731 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:01:30,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,756 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:01:30,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:01:30,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:01:30,757 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:01:30,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... [2018-12-02 15:01:30,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:01:30,771 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:01:30,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:01:30,771 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:01:30,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 15:01:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:01:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 15:01:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 15:01:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 15:01:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 15:01:30,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:01:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:01:30,805 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 15:01:30,867 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-02 15:01:30,868 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-02 15:01:30,918 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:01:30,918 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 15:01:30,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:30 BoogieIcfgContainer [2018-12-02 15:01:30,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:01:30,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 15:01:30,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 15:01:30,923 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 15:01:30,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:01:30" (1/3) ... [2018-12-02 15:01:30,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cec655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:01:30, skipping insertion in model container [2018-12-02 15:01:30,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:30" (2/3) ... [2018-12-02 15:01:30,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42cec655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:01:30, skipping insertion in model container [2018-12-02 15:01:30,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:30" (3/3) ... [2018-12-02 15:01:30,925 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-12-02 15:01:30,944 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,944 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,945 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:30,952 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 15:01:30,952 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 15:01:30,957 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 15:01:30,968 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 15:01:30,986 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 15:01:30,986 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 15:01:30,986 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 15:01:30,986 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 15:01:30,986 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 15:01:30,986 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 15:01:30,987 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 15:01:30,987 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 15:01:30,992 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-12-02 15:01:31,001 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 15:01:31,003 INFO L168 Benchmark]: Toolchain (without parser) took 581.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -100.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:01:31,004 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:01:31,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:31,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.41 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:31,006 INFO L168 Benchmark]: Boogie Preprocessor took 14.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:01:31,006 INFO L168 Benchmark]: RCFGBuilder took 147.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:31,007 INFO L168 Benchmark]: TraceAbstraction took 83.62 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:31,009 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.41 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.12 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 147.65 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83.62 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 15:01:32,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 15:01:32,278 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 15:01:32,286 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 15:01:32,286 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 15:01:32,287 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 15:01:32,288 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 15:01:32,289 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 15:01:32,290 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 15:01:32,291 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 15:01:32,291 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 15:01:32,292 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 15:01:32,292 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 15:01:32,293 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 15:01:32,294 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 15:01:32,294 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 15:01:32,295 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 15:01:32,296 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 15:01:32,298 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 15:01:32,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 15:01:32,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 15:01:32,300 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 15:01:32,302 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 15:01:32,302 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 15:01:32,302 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 15:01:32,303 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 15:01:32,303 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 15:01:32,304 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 15:01:32,304 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 15:01:32,305 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 15:01:32,305 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 15:01:32,306 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 15:01:32,306 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 15:01:32,306 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 15:01:32,307 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 15:01:32,307 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 15:01:32,307 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 15:01:32,318 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 15:01:32,318 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 15:01:32,319 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 15:01:32,319 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 15:01:32,319 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 15:01:32,319 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 15:01:32,319 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 15:01:32,319 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 15:01:32,319 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 15:01:32,320 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 15:01:32,320 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 15:01:32,320 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 15:01:32,320 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 15:01:32,320 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 15:01:32,321 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 15:01:32,322 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 15:01:32,322 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 15:01:32,322 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 15:01:32,323 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 15:01:32,323 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_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-12-02 15:01:32,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 15:01:32,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 15:01:32,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 15:01:32,359 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 15:01:32,360 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 15:01:32,360 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-02 15:01:32,397 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/25aa587f8/2b46f26b3d2e446c9a79f761fbd9910d/FLAGd71dcb24f [2018-12-02 15:01:32,769 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 15:01:32,769 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/sv-benchmarks/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-02 15:01:32,778 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/25aa587f8/2b46f26b3d2e446c9a79f761fbd9910d/FLAGd71dcb24f [2018-12-02 15:01:33,136 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/bin-2019/utaipan/data/25aa587f8/2b46f26b3d2e446c9a79f761fbd9910d [2018-12-02 15:01:33,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 15:01:33,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 15:01:33,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 15:01:33,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 15:01:33,146 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 15:01:33,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39933d25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33, skipping insertion in model container [2018-12-02 15:01:33,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 15:01:33,181 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 15:01:33,336 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:01:33,345 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 15:01:33,370 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 15:01:33,448 INFO L195 MainTranslator]: Completed translation [2018-12-02 15:01:33,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33 WrapperNode [2018-12-02 15:01:33,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 15:01:33,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 15:01:33,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 15:01:33,449 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 15:01:33,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 15:01:33,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 15:01:33,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 15:01:33,475 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 15:01:33,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... [2018-12-02 15:01:33,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 15:01:33,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 15:01:33,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 15:01:33,492 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 15:01:33,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2d3756b5-b4e3-4628-8ca0-d23a9843d015/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 15:01:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 15:01:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-02 15:01:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-02 15:01:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 15:01:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 15:01:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 15:01:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 15:01:33,526 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 15:01:33,588 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-02 15:01:33,589 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-02 15:01:33,638 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 15:01:33,638 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-02 15:01:33,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:33 BoogieIcfgContainer [2018-12-02 15:01:33,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 15:01:33,639 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 15:01:33,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 15:01:33,641 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 15:01:33,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:01:33" (1/3) ... [2018-12-02 15:01:33,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a6eccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:01:33, skipping insertion in model container [2018-12-02 15:01:33,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:01:33" (2/3) ... [2018-12-02 15:01:33,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27a6eccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:01:33, skipping insertion in model container [2018-12-02 15:01:33,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:01:33" (3/3) ... [2018-12-02 15:01:33,642 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-12-02 15:01:33,658 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,659 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,659 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,659 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 15:01:33,663 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-02 15:01:33,663 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 15:01:33,667 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-02 15:01:33,676 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-02 15:01:33,689 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 15:01:33,689 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 15:01:33,690 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 15:01:33,690 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 15:01:33,690 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 15:01:33,690 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 15:01:33,690 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 15:01:33,690 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 15:01:33,690 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 15:01:33,694 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-12-02 15:01:33,702 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 15:01:33,704 INFO L168 Benchmark]: Toolchain (without parser) took 564.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 15:01:33,705 INFO L168 Benchmark]: CDTParser took 0.17 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 15:01:33,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:33,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:33,706 INFO L168 Benchmark]: Boogie Preprocessor took 16.64 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 15:01:33,707 INFO L168 Benchmark]: RCFGBuilder took 146.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-02 15:01:33,707 INFO L168 Benchmark]: TraceAbstraction took 65.40 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 15:01:33,709 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 306.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -176.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.64 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 146.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 65.40 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...