./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12_variant.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/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant.i -s /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 0228a160fd13e0c962ae1702163a4f13b80b28e5 ................................................................................................................................................................................................................................................... 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/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant.i -s /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 0228a160fd13e0c962ae1702163a4f13b80b28e5 ..................................................................................................................................................................................................................................................... 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 [2019-10-22 08:54:54,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:54,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:54,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:54,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:54,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:54,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:54,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:54,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:54,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:54,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:54,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:54,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:54,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:54,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:54,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:54,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:54,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:54,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:54,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:54,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:54,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:54,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:54,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:54,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:54,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:54,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:54,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:54,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:54,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:54,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:54,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:54,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:54,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:54,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:54,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:54,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:54,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:54,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:54,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:54,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:54,670 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:54:54,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:54,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:54,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:54,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:54,683 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:54,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:54,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:54:54,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:54:54,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:54:54,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:54:54,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:54:54,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:54,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:54:54,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:54:54,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:54:54,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:54:54,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:54:54,687 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/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 -> 0228a160fd13e0c962ae1702163a4f13b80b28e5 [2019-10-22 08:54:54,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:54:54,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:54:54,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:54:54,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:54:54,724 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:54:54,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-10-22 08:54:54,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a994e483c/51326a4226c44dd69bda717b10fa3589/FLAGe55893904 [2019-10-22 08:54:55,211 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:54:55,211 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-10-22 08:54:55,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a994e483c/51326a4226c44dd69bda717b10fa3589/FLAGe55893904 [2019-10-22 08:54:55,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a994e483c/51326a4226c44dd69bda717b10fa3589 [2019-10-22 08:54:55,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:54:55,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:54:55,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:55,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:54:55,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:54:55,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46fbf80b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55, skipping insertion in model container [2019-10-22 08:54:55,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,259 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:54:55,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:54:55,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:55,770 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:54:55,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:55,907 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:54:55,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55 WrapperNode [2019-10-22 08:54:55,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:55,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:55,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:54:55,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:54:55,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:54:55,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:54:55,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:54:55,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:54:55,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... [2019-10-22 08:54:55,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:54:55,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:54:55,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:54:55,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:54:55,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 [2019-10-22 08:54:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-10-22 08:54:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:54:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:54:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:54:56,056 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:54:56,378 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:54:56,378 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-22 08:54:56,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:56 BoogieIcfgContainer [2019-10-22 08:54:56,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:54:56,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:54:56,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:54:56,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:54:56,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:54:55" (1/3) ... [2019-10-22 08:54:56,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5193ad1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:56, skipping insertion in model container [2019-10-22 08:54:56,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:55" (2/3) ... [2019-10-22 08:54:56,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5193ad1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:54:56, skipping insertion in model container [2019-10-22 08:54:56,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:54:56" (3/3) ... [2019-10-22 08:54:56,386 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2019-10-22 08:54:56,414 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,414 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,414 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,414 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,415 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,415 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,415 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,416 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,416 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,416 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,416 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,417 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,418 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,418 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,418 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,418 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,418 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,419 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,419 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,419 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,419 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,419 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,420 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,420 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,421 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,421 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:54:56,427 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:54:56,427 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:54:56,435 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:54:56,445 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:54:56,465 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:54:56,467 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:54:56,468 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:54:56,468 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:54:56,468 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:54:56,468 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:54:56,468 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:54:56,469 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:54:56,479 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 59 transitions [2019-10-22 08:54:56,493 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) [2019-10-22 08:54:56,506 INFO L168 Benchmark]: Toolchain (without parser) took 1260.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -116.0 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:56,506 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:54:56,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:56,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.01 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. [2019-10-22 08:54:56,511 INFO L168 Benchmark]: Boogie Preprocessor took 36.64 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. [2019-10-22 08:54:56,511 INFO L168 Benchmark]: RCFGBuilder took 393.56 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:54:56,512 INFO L168 Benchmark]: TraceAbstraction took 123.36 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. [2019-10-22 08:54:56,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 661.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.01 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 36.64 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 393.56 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 123.36 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_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 [2019-10-22 08:54:58,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:54:58,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:54:58,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:54:58,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:54:58,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:54:58,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:54:58,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:54:58,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:54:58,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:54:58,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:54:58,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:54:58,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:54:58,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:54:58,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:54:58,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:54:58,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:54:58,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:54:58,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:54:58,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:54:58,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:54:58,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:54:58,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:54:58,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:54:58,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:54:58,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:54:58,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:54:58,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:54:58,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:54:58,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:54:58,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:54:58,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:54:58,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:54:58,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:54:58,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:54:58,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:54:58,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:54:58,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:54:58,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:54:58,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:54:58,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:54:58,492 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:54:58,504 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:54:58,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:54:58,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:54:58,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:54:58,505 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:54:58,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:54:58,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:54:58,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:54:58,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:54:58,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:54:58,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:54:58,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:54:58,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:54:58,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:54:58,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:54:58,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:54:58,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:54:58,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:54:58,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:54:58,510 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/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 -> 0228a160fd13e0c962ae1702163a4f13b80b28e5 [2019-10-22 08:54:58,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:54:58,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:54:58,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:54:58,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:54:58,553 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:54:58,553 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-10-22 08:54:58,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a1c9963dc/cf82c71e73024da7a967ec78ed7c9a5a/FLAG275922e8a [2019-10-22 08:54:59,030 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:54:59,031 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-10-22 08:54:59,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a1c9963dc/cf82c71e73024da7a967ec78ed7c9a5a/FLAG275922e8a [2019-10-22 08:54:59,341 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/bin/uautomizer/data/a1c9963dc/cf82c71e73024da7a967ec78ed7c9a5a [2019-10-22 08:54:59,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:54:59,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:54:59,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:54:59,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:54:59,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:54:59,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:59" (1/1) ... [2019-10-22 08:54:59,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1cf3d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:54:59, skipping insertion in model container [2019-10-22 08:54:59,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:54:59" (1/1) ... [2019-10-22 08:54:59,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:54:59,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:54:59,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:54:59,934 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:54:59,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:00,101 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:00,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00 WrapperNode [2019-10-22 08:55:00,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:00,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:00,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:00,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:00,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:00,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:00,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:00,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:00,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... [2019-10-22 08:55:00,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:00,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:00,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:00,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:00,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_19aa4a4e-3201-40d4-a203-56ea66aef599/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 [2019-10-22 08:55:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 08:55:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-10-22 08:55:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-10-22 08:55:00,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 08:55:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:00,236 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:55:00,538 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:00,539 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-10-22 08:55:00,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:00 BoogieIcfgContainer [2019-10-22 08:55:00,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:00,541 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:00,541 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:00,544 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:00,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:54:59" (1/3) ... [2019-10-22 08:55:00,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3b4a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:00, skipping insertion in model container [2019-10-22 08:55:00,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:00" (2/3) ... [2019-10-22 08:55:00,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3b4a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:00, skipping insertion in model container [2019-10-22 08:55:00,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:00" (3/3) ... [2019-10-22 08:55:00,548 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2019-10-22 08:55:00,576 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,577 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,578 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,578 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,578 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,579 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,579 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,579 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,579 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,579 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,580 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,581 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,582 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,582 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,583 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,583 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:55:00,589 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:55:00,589 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:00,597 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:55:00,607 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:55:00,626 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:00,626 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:00,626 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:00,626 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:00,626 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:00,627 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:00,627 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:00,627 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:00,635 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54 places, 58 transitions [2019-10-22 08:55:00,646 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) [2019-10-22 08:55:00,651 INFO L168 Benchmark]: Toolchain (without parser) took 1305.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.6 MB in the beginning and 1.0 GB in the end (delta: -85.5 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:00,651 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-10-22 08:55:00,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:00,652 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.91 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. [2019-10-22 08:55:00,653 INFO L168 Benchmark]: Boogie Preprocessor took 28.90 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:00,654 INFO L168 Benchmark]: RCFGBuilder took 358.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:00,654 INFO L168 Benchmark]: TraceAbstraction took 107.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:00,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 757.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.4 MB). Peak memory consumption was 37.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.90 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 358.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 107.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_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...