./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem19_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53488701891f7957ccd87880d541113b96029e2bdccebffd97b079052b1e532d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:14,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:14,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:14,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:14,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:14,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:14,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:14,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:14,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:14,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:14,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:14,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:14,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:14,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:14,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:14,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:14,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:14,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:14,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:14,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:14,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:14,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:14,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:14,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:14,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:14,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:14,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:14,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:14,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:14,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:14,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:14,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:14,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:14,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:14,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:14,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:14,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:14,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:14,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:14,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:14,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:14,586 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:34:14,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:14,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:14,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:14,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:14,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:14,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:14,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:14,642 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:14,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:14,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:14,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:14,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:14,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:14,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:14,653 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:14,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:14,653 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:14,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:14,654 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:14,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:14,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:14,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:14,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:14,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:14,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:14,656 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:14,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:14,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:14,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53488701891f7957ccd87880d541113b96029e2bdccebffd97b079052b1e532d [2021-11-23 15:34:14,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:14,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:15,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:15,004 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:15,005 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:15,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label29.c [2021-11-23 15:34:15,094 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/d33618b3a/10e00d6ef51f4145aab7939ff336c5ac/FLAG841456083 [2021-11-23 15:34:16,277 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:16,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c [2021-11-23 15:34:16,333 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/d33618b3a/10e00d6ef51f4145aab7939ff336c5ac/FLAG841456083 [2021-11-23 15:34:16,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/d33618b3a/10e00d6ef51f4145aab7939ff336c5ac [2021-11-23 15:34:16,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:16,508 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:16,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:16,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:16,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:16,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:16,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25331baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:16, skipping insertion in model container [2021-11-23 15:34:16,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:16" (1/1) ... [2021-11-23 15:34:16,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:16,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:17,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c[3135,3148] [2021-11-23 15:34:19,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:19,415 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:19,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c[3135,3148] [2021-11-23 15:34:20,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:20,844 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:20,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20 WrapperNode [2021-11-23 15:34:20,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:20,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:20,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:20,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:20,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:20,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,099 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9425 [2021-11-23 15:34:22,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:22,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:22,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:22,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:22,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:22,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:23,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:23,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:23,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:23,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:23,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:20" (1/1) ... [2021-11-23 15:34:23,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:23,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:23,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:23,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:23,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:23,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:23,305 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:23,307 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:33,526 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:33,631 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:33,638 INFO L158 Benchmark]: Toolchain (without parser) took 17127.76ms. Allocated memory was 92.3MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 53.3MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 477.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:33,639 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:33,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4335.83ms. Allocated memory was 92.3MB in the beginning and 222.3MB in the end (delta: 130.0MB). Free memory was 53.0MB in the beginning and 108.4MB in the end (delta: -55.4MB). Peak memory consumption was 116.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:33,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 1253.03ms. Allocated memory was 222.3MB in the beginning and 352.3MB in the end (delta: 130.0MB). Free memory was 108.4MB in the beginning and 159.7MB in the end (delta: -51.3MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:33,643 INFO L158 Benchmark]: Boogie Preprocessor took 1020.18ms. Allocated memory was 352.3MB in the beginning and 763.4MB in the end (delta: 411.0MB). Free memory was 159.7MB in the beginning and 501.5MB in the end (delta: -341.8MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2021-11-23 15:34:33,644 INFO L158 Benchmark]: RCFGBuilder took 10513.11ms. Allocated memory was 763.4MB in the beginning and 1.6GB in the end (delta: 847.2MB). Free memory was 501.5MB in the beginning and 1.1GB in the end (delta: -621.7MB). Peak memory consumption was 257.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:33,654 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4335.83ms. Allocated memory was 92.3MB in the beginning and 222.3MB in the end (delta: 130.0MB). Free memory was 53.0MB in the beginning and 108.4MB in the end (delta: -55.4MB). Peak memory consumption was 116.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1253.03ms. Allocated memory was 222.3MB in the beginning and 352.3MB in the end (delta: 130.0MB). Free memory was 108.4MB in the beginning and 159.7MB in the end (delta: -51.3MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1020.18ms. Allocated memory was 352.3MB in the beginning and 763.4MB in the end (delta: 411.0MB). Free memory was 159.7MB in the beginning and 501.5MB in the end (delta: -341.8MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10513.11ms. Allocated memory was 763.4MB in the beginning and 1.6GB in the end (delta: 847.2MB). Free memory was 501.5MB in the beginning and 1.1GB in the end (delta: -621.7MB). Peak memory consumption was 257.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:34:33,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem19_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53488701891f7957ccd87880d541113b96029e2bdccebffd97b079052b1e532d --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:36,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:36,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:36,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:36,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:36,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:36,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:36,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:36,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:36,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:36,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:36,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:36,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:36,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:36,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:36,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:36,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:36,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:36,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:36,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:36,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:36,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:36,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:36,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:36,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:36,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:36,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:36,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:36,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:36,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:36,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:36,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:36,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:36,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:36,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:36,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:36,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:36,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:36,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:36,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:36,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:36,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:34:36,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:36,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:36,279 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:36,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:36,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:36,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:36,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:36,282 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:36,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:36,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:36,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:36,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:36,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:36,285 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:36,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:36,285 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:36,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:36,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:36,286 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:36,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:36,286 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:36,287 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:36,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:36,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:36,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:36,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:36,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:36,288 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:36,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:36,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:36,289 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:36,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:36,290 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53488701891f7957ccd87880d541113b96029e2bdccebffd97b079052b1e532d [2021-11-23 15:34:36,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:36,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:36,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:36,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:36,727 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:36,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem19_label29.c [2021-11-23 15:34:36,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/688cef9e5/8bc276ed68ae4bf4a9ab5d88a3a75a0e/FLAGccfae12cb [2021-11-23 15:34:37,842 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:37,843 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c [2021-11-23 15:34:37,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/688cef9e5/8bc276ed68ae4bf4a9ab5d88a3a75a0e/FLAGccfae12cb [2021-11-23 15:34:38,158 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/data/688cef9e5/8bc276ed68ae4bf4a9ab5d88a3a75a0e [2021-11-23 15:34:38,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:38,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:38,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:38,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:38,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:38,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:38" (1/1) ... [2021-11-23 15:34:38,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9f81ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:38, skipping insertion in model container [2021-11-23 15:34:38,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:38" (1/1) ... [2021-11-23 15:34:38,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:38,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:38,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c[3135,3148] [2021-11-23 15:34:40,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:40,790 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:40,812 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/sv-benchmarks/c/eca-rers2012/Problem19_label29.c[3135,3148] [2021-11-23 15:34:42,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:42,117 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:42,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42 WrapperNode [2021-11-23 15:34:42,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:42,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:42,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:42,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:42,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:42,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:42,553 INFO L137 Inliner]: procedures = 19, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 9418 [2021-11-23 15:34:42,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:42,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:42,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:42,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:42,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:42,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:42,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:42,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:43,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:43,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:43,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:43,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:43,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:43,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:43,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:43,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:42" (1/1) ... [2021-11-23 15:34:43,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:43,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:43,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:43,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:43,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:43,622 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:43,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:35:57,007 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:35:57,100 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:35:57,111 INFO L158 Benchmark]: Toolchain (without parser) took 78945.03ms. Allocated memory was 62.9MB in the beginning and 910.2MB in the end (delta: 847.2MB). Free memory was 29.1MB in the beginning and 681.5MB in the end (delta: -652.4MB). Peak memory consumption was 302.7MB. Max. memory is 16.1GB. [2021-11-23 15:35:57,111 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:35:57,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3954.41ms. Allocated memory was 62.9MB in the beginning and 232.8MB in the end (delta: 169.9MB). Free memory was 28.9MB in the beginning and 148.8MB in the end (delta: -119.8MB). Peak memory consumption was 143.3MB. Max. memory is 16.1GB. [2021-11-23 15:35:57,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 434.15ms. Allocated memory is still 232.8MB. Free memory was 148.8MB in the beginning and 84.8MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-11-23 15:35:57,116 INFO L158 Benchmark]: Boogie Preprocessor took 719.13ms. Allocated memory was 232.8MB in the beginning and 465.6MB in the end (delta: 232.8MB). Free memory was 84.8MB in the beginning and 337.4MB in the end (delta: -252.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2021-11-23 15:35:57,117 INFO L158 Benchmark]: RCFGBuilder took 73831.53ms. Allocated memory was 465.6MB in the beginning and 910.2MB in the end (delta: 444.6MB). Free memory was 337.4MB in the beginning and 681.5MB in the end (delta: -344.1MB). Peak memory consumption was 210.1MB. Max. memory is 16.1GB. [2021-11-23 15:35:57,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3954.41ms. Allocated memory was 62.9MB in the beginning and 232.8MB in the end (delta: 169.9MB). Free memory was 28.9MB in the beginning and 148.8MB in the end (delta: -119.8MB). Peak memory consumption was 143.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 434.15ms. Allocated memory is still 232.8MB. Free memory was 148.8MB in the beginning and 84.8MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 719.13ms. Allocated memory was 232.8MB in the beginning and 465.6MB in the end (delta: 232.8MB). Free memory was 84.8MB in the beginning and 337.4MB in the end (delta: -252.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. * RCFGBuilder took 73831.53ms. Allocated memory was 465.6MB in the beginning and 910.2MB in the end (delta: 444.6MB). Free memory was 337.4MB in the beginning and 681.5MB in the end (delta: -344.1MB). Peak memory consumption was 210.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:35:57,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46df519a-e352-42f1-bc10-32843f8e29cc/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable