./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/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant.i -s /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/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/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12_variant.i -s /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/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 [2019-11-16 00:22:57,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:22:57,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:22:57,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:22:57,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:22:57,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:22:57,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:22:57,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:22:57,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:22:57,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:22:57,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:22:57,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:22:57,766 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:22:57,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:22:57,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:22:57,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:22:57,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:22:57,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:22:57,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:22:57,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:22:57,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:22:57,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:22:57,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:22:57,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:22:57,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:22:57,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:22:57,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:22:57,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:22:57,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:22:57,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:22:57,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:22:57,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:22:57,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:22:57,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:22:57,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:22:57,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:22:57,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:22:57,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:22:57,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:22:57,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:22:57,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:22:57,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:22:57,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:22:57,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:22:57,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:22:57,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:22:57,809 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:22:57,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:22:57,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:22:57,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:22:57,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:22:57,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:22:57,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:22:57,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:22:57,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:22:57,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:22:57,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:22:57,812 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:22:57,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:22:57,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:22:57,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:22:57,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:22:57,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:22:57,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:22:57,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:22:57,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:22:57,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:22:57,815 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:22:57,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:22:57,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:22:57,816 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_88bec517-641b-4bde-b7af-197f8d1eb8e4/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 [2019-11-16 00:22:57,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:22:57,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:22:57,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:22:57,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:22:57,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:22:57,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-11-16 00:22:57,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/02682c0b2/a396ff95c21b48858d95d28247818b3d/FLAG687d642fb [2019-11-16 00:22:58,411 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:22:58,412 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-11-16 00:22:58,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/02682c0b2/a396ff95c21b48858d95d28247818b3d/FLAG687d642fb [2019-11-16 00:22:58,751 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/02682c0b2/a396ff95c21b48858d95d28247818b3d [2019-11-16 00:22:58,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:22:58,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:22:58,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:22:58,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:22:58,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:22:58,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:22:58" (1/1) ... [2019-11-16 00:22:58,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e097a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:58, skipping insertion in model container [2019-11-16 00:22:58,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:22:58" (1/1) ... [2019-11-16 00:22:58,771 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:22:58,838 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:22:59,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:22:59,373 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:22:59,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:22:59,545 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:22:59,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59 WrapperNode [2019-11-16 00:22:59,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:22:59,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:22:59,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:22:59,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:22:59,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:22:59,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:22:59,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:22:59,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:22:59,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... [2019-11-16 00:22:59,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:22:59,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:22:59,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:22:59,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:22:59,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/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 [2019-11-16 00:22:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-16 00:22:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-11-16 00:22:59,710 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-11-16 00:22:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:22:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:22:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-16 00:22:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:22:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:22:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-16 00:22:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:22:59,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:22:59,717 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:23:00,245 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:23:00,246 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-16 00:23:00,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:00 BoogieIcfgContainer [2019-11-16 00:23:00,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:23:00,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:23:00,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:23:00,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:23:00,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:22:58" (1/3) ... [2019-11-16 00:23:00,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46fb8ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:00, skipping insertion in model container [2019-11-16 00:23:00,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:22:59" (2/3) ... [2019-11-16 00:23:00,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46fb8ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:00, skipping insertion in model container [2019-11-16 00:23:00,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:00" (3/3) ... [2019-11-16 00:23:00,255 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2019-11-16 00:23:00,293 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,293 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,294 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,294 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,295 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,295 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,296 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,296 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,297 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,298 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,299 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,299 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,299 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,300 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,300 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,300 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,301 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,301 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,301 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,301 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,302 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,302 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,303 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,303 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,304 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,304 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,305 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:00,315 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:23:00,315 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:23:00,324 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:23:00,337 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:23:00,360 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:23:00,361 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:23:00,362 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:23:00,362 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:23:00,362 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:23:00,362 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:23:00,363 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:23:00,364 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:23:00,380 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 55 places, 59 transitions [2019-11-16 00:23:00,394 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) [2019-11-16 00:23:00,400 INFO L168 Benchmark]: Toolchain (without parser) took 1643.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -93.3 MB). Peak memory consumption was 44.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:00,401 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:23:00,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:00,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.77 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:00,404 INFO L168 Benchmark]: Boogie Preprocessor took 31.30 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. [2019-11-16 00:23:00,405 INFO L168 Benchmark]: RCFGBuilder took 617.26 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:00,405 INFO L168 Benchmark]: TraceAbstraction took 148.88 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:00,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 790.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.77 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.30 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 617.26 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: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 148.88 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: 7.0 MB). Peak memory consumption was 7.0 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 [2019-11-16 00:23:02,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:23:02,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:23:02,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:23:02,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:23:02,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:23:02,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:23:02,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:23:02,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:23:02,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:23:02,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:23:02,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:23:02,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:23:02,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:23:02,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:23:02,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:23:02,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:23:02,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:23:02,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:23:02,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:23:02,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:23:02,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:23:02,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:23:02,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:23:02,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:23:02,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:23:02,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:23:02,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:23:02,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:23:02,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:23:02,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:23:02,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:23:02,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:23:02,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:23:02,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:23:02,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:23:02,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:23:02,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:23:02,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:23:02,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:23:02,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:23:02,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:23:02,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:23:02,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:23:02,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:23:02,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:23:02,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:23:02,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:23:02,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:23:02,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:23:02,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:23:02,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:23:02,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:23:02,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:23:02,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:23:02,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:23:02,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:23:02,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:23:02,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:23:02,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:23:02,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:23:02,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:23:02,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:23:02,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:23:02,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:23:02,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:23:02,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:23:02,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:23:02,856 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:23:02,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:23:02,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:23:02,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:23:02,857 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_88bec517-641b-4bde-b7af-197f8d1eb8e4/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 [2019-11-16 00:23:02,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:23:02,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:23:02,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:23:02,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:23:02,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:23:02,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-11-16 00:23:03,007 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/066845ea8/565263223e6f4143a8c2ce71d727b6c8/FLAG32a92bcd4 [2019-11-16 00:23:03,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:23:03,538 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/sv-benchmarks/c/pthread-lit/sssc12_variant.i [2019-11-16 00:23:03,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/066845ea8/565263223e6f4143a8c2ce71d727b6c8/FLAG32a92bcd4 [2019-11-16 00:23:03,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/bin/uautomizer/data/066845ea8/565263223e6f4143a8c2ce71d727b6c8 [2019-11-16 00:23:03,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:23:03,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:23:03,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:23:03,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:23:03,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:23:03,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:23:03" (1/1) ... [2019-11-16 00:23:03,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213a6361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:03, skipping insertion in model container [2019-11-16 00:23:03,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:23:03" (1/1) ... [2019-11-16 00:23:03,780 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:23:03,831 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:23:04,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:23:04,486 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:23:04,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:23:04,675 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:23:04,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04 WrapperNode [2019-11-16 00:23:04,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:23:04,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:23:04,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:23:04,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:23:04,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:23:04,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:23:04,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:23:04,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:23:04,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... [2019-11-16 00:23:04,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:23:04,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:23:04,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:23:04,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:23:04,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_88bec517-641b-4bde-b7af-197f8d1eb8e4/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 [2019-11-16 00:23:04,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-16 00:23:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-11-16 00:23:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2019-11-16 00:23:04,849 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2019-11-16 00:23:04,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:23:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:23:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:23:04,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-11-16 00:23:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-16 00:23:04,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:23:04,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:23:04,856 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:23:05,321 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:23:05,321 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-16 00:23:05,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:05 BoogieIcfgContainer [2019-11-16 00:23:05,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:23:05,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:23:05,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:23:05,331 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:23:05,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:23:03" (1/3) ... [2019-11-16 00:23:05,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a46895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:05, skipping insertion in model container [2019-11-16 00:23:05,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:23:04" (2/3) ... [2019-11-16 00:23:05,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a46895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:23:05, skipping insertion in model container [2019-11-16 00:23:05,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:23:05" (3/3) ... [2019-11-16 00:23:05,336 INFO L109 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2019-11-16 00:23:05,374 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,375 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,375 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,375 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,376 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,376 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,376 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,377 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,377 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,378 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,378 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,378 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,379 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,379 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,379 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~end~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,380 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,380 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,380 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,381 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,381 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,381 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,382 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,382 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,382 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,383 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,383 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,383 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,384 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,384 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,385 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,385 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr_~c~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:23:05,393 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:23:05,393 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:23:05,402 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:23:05,412 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:23:05,430 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:23:05,431 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:23:05,431 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:23:05,431 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:23:05,431 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:23:05,432 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:23:05,432 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:23:05,432 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:23:05,442 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 54 places, 58 transitions [2019-11-16 00:23:05,454 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) [2019-11-16 00:23:05,460 INFO L168 Benchmark]: Toolchain (without parser) took 1695.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -94.7 MB). Peak memory consumption was 44.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:05,461 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:23:05,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 911.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:05,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.78 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. [2019-11-16 00:23:05,463 INFO L168 Benchmark]: Boogie Preprocessor took 39.11 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. [2019-11-16 00:23:05,464 INFO L168 Benchmark]: RCFGBuilder took 547.41 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:05,464 INFO L168 Benchmark]: TraceAbstraction took 133.71 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:23:05,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 911.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.78 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. * Boogie Preprocessor took 39.11 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 547.41 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: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 133.71 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: 13.2 MB). Peak memory consumption was 13.2 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...