./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-array-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-array-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd7f48506d18b6e9cdd68178e930b6c5cab4d379 ......................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-array-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bd7f48506d18b6e9cdd68178e930b6c5cab4d379 ........................................................................................................................................................................................................................... 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 0.1.24-cad4683 [2019-11-15 20:39:30,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:39:30,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:39:30,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:39:30,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:39:30,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:39:30,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:39:30,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:39:30,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:39:30,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:39:30,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:39:30,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:39:30,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:39:30,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:39:30,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:39:30,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:39:30,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:39:30,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:39:30,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:39:30,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:39:30,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:39:30,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:39:30,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:39:30,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:39:30,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:39:30,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:39:30,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:39:30,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:39:30,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:39:30,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:39:30,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:39:30,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:39:30,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:39:30,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:39:30,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:39:30,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:39:30,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:39:30,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:39:30,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:39:30,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:39:30,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:39:30,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:39:30,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:39:30,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:39:30,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:39:30,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:39:30,774 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:39:30,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:39:30,775 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:39:30,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:39:30,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:39:30,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:39:30,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:39:30,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:39:30,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:39:30,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:39:30,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:39:30,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:39:30,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:39:30,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:39:30,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:39:30,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:39:30,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:39:30,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:39:30,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:39:30,780 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:39:30,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:39:30,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:39:30,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:39:30,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:39:30,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd7f48506d18b6e9cdd68178e930b6c5cab4d379 [2019-11-15 20:39:30,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:39:30,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:39:30,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:39:30,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:39:30,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:39:30,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-array-1.i [2019-11-15 20:39:30,892 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/beb11dfc5/a73c25de3995452f8fbd1b109bb4f561/FLAGef44130ff [2019-11-15 20:39:31,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:39:31,369 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/sv-benchmarks/c/pthread-nondet/nondet-array-1.i [2019-11-15 20:39:31,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/beb11dfc5/a73c25de3995452f8fbd1b109bb4f561/FLAGef44130ff [2019-11-15 20:39:31,713 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/beb11dfc5/a73c25de3995452f8fbd1b109bb4f561 [2019-11-15 20:39:31,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:39:31,717 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:39:31,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:39:31,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:39:31,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:39:31,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:39:31" (1/1) ... [2019-11-15 20:39:31,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fda6529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:31, skipping insertion in model container [2019-11-15 20:39:31,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:39:31" (1/1) ... [2019-11-15 20:39:31,731 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:39:31,783 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:39:32,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:39:32,137 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:39:32,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:39:32,269 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:39:32,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32 WrapperNode [2019-11-15 20:39:32,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:39:32,271 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:39:32,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:39:32,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:39:32,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:39:32,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:39:32,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:39:32,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:39:32,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... [2019-11-15 20:39:32,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:39:32,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:39:32,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:39:32,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:39:32,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:39:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-15 20:39:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 20:39:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:39:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-11-15 20:39:32,459 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-11-15 20:39:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:39:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:39:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:39:32,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:39:32,461 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:39:32,865 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:39:32,865 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-15 20:39:32,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:39:32 BoogieIcfgContainer [2019-11-15 20:39:32,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:39:32,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:39:32,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:39:32,870 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:39:32,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:39:31" (1/3) ... [2019-11-15 20:39:32,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f964d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:39:32, skipping insertion in model container [2019-11-15 20:39:32,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:32" (2/3) ... [2019-11-15 20:39:32,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f964d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:39:32, skipping insertion in model container [2019-11-15 20:39:32,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:39:32" (3/3) ... [2019-11-15 20:39:32,886 INFO L109 eAbstractionObserver]: Analyzing ICFG nondet-array-1.i [2019-11-15 20:39:32,920 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,921 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,922 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,922 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,922 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,922 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,923 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:32,931 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:39:32,931 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:39:32,939 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:39:32,950 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:39:32,970 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:39:32,970 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:39:32,970 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:39:32,970 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:39:32,970 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:39:32,971 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:39:32,971 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:39:32,971 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:39:32,984 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 64 transitions [2019-11-15 20:39:33,002 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-11-15 20:39:33,008 INFO L168 Benchmark]: Toolchain (without parser) took 1289.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:33,008 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:39:33,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:33,010 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:33,011 INFO L168 Benchmark]: Boogie Preprocessor took 65.57 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. [2019-11-15 20:39:33,011 INFO L168 Benchmark]: RCFGBuilder took 461.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:33,012 INFO L168 Benchmark]: TraceAbstraction took 137.90 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:33,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.57 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 461.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 137.90 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: 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_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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 20:39:35,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:39:35,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:39:35,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:39:35,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:39:35,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:39:35,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:39:35,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:39:35,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:39:35,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:39:35,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:39:35,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:39:35,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:39:35,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:39:35,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:39:35,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:39:35,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:39:35,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:39:35,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:39:35,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:39:35,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:39:35,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:39:35,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:39:35,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:39:35,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:39:35,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:39:35,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:39:35,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:39:35,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:39:35,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:39:35,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:39:35,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:39:35,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:39:35,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:39:35,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:39:35,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:39:35,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:39:35,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:39:35,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:39:35,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:39:35,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:39:35,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 20:39:35,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:39:35,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:39:35,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:39:35,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:39:35,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:39:35,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:39:35,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:39:35,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:39:35,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 20:39:35,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:39:35,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:39:35,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:39:35,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:39:35,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:39:35,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:39:35,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:39:35,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:39:35,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:39:35,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:39:35,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:39:35,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:39:35,137 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 20:39:35,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 20:39:35,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:39:35,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 20:39:35,137 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd7f48506d18b6e9cdd68178e930b6c5cab4d379 [2019-11-15 20:39:35,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:39:35,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:39:35,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:39:35,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:39:35,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:39:35,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-array-1.i [2019-11-15 20:39:35,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/607854570/278d221c3df6477da9275f9a79fcee14/FLAG92171b2e5 [2019-11-15 20:39:35,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:39:35,704 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/sv-benchmarks/c/pthread-nondet/nondet-array-1.i [2019-11-15 20:39:35,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/607854570/278d221c3df6477da9275f9a79fcee14/FLAG92171b2e5 [2019-11-15 20:39:35,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/data/607854570/278d221c3df6477da9275f9a79fcee14 [2019-11-15 20:39:35,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:39:35,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:39:35,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:39:35,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:39:36,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:39:36,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:39:35" (1/1) ... [2019-11-15 20:39:36,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da13ea6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36, skipping insertion in model container [2019-11-15 20:39:36,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:39:35" (1/1) ... [2019-11-15 20:39:36,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:39:36,054 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:39:36,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:39:36,503 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:39:36,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:39:36,622 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:39:36,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36 WrapperNode [2019-11-15 20:39:36,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:39:36,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:39:36,623 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:39:36,623 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:39:36,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:39:36,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:39:36,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:39:36,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:39:36,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... [2019-11-15 20:39:36,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:39:36,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:39:36,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:39:36,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:39:36,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83b357b2-eda8-417f-bb56-1aba31c560f9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:39:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 20:39:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-15 20:39:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-11-15 20:39:36,796 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-11-15 20:39:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:39:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:39:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 20:39:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:39:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:39:36,798 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 20:39:37,125 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:39:37,125 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-15 20:39:37,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:39:37 BoogieIcfgContainer [2019-11-15 20:39:37,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:39:37,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:39:37,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:39:37,130 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:39:37,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:39:35" (1/3) ... [2019-11-15 20:39:37,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343ddf9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:39:37, skipping insertion in model container [2019-11-15 20:39:37,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:39:36" (2/3) ... [2019-11-15 20:39:37,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@343ddf9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:39:37, skipping insertion in model container [2019-11-15 20:39:37,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:39:37" (3/3) ... [2019-11-15 20:39:37,133 INFO L109 eAbstractionObserver]: Analyzing ICFG nondet-array-1.i [2019-11-15 20:39:37,158 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,159 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,159 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,159 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,159 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,160 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,160 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 20:39:37,171 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 20:39:37,172 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:39:37,178 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:39:37,188 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:39:37,205 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:39:37,205 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:39:37,205 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:39:37,205 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:39:37,205 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:39:37,205 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:39:37,206 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:39:37,206 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:39:37,214 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 64 transitions [2019-11-15 20:39:37,226 FATAL L? ?]: 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:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-11-15 20:39:37,230 INFO L168 Benchmark]: Toolchain (without parser) took 1231.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:37,230 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:39:37,231 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:37,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.99 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:37,232 INFO L168 Benchmark]: Boogie Preprocessor took 41.94 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. [2019-11-15 20:39:37,233 INFO L168 Benchmark]: RCFGBuilder took 383.14 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:37,233 INFO L168 Benchmark]: TraceAbstraction took 100.62 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-15 20:39:37,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 623.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.99 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.94 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 383.14 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 100.62 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: 6.6 MB). Peak memory consumption was 6.6 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:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...