./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label41.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_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/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_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/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_cd064177-8594-4daf-a511-8502dc671770/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 ef59e7e1cbe8379c163d4c3adb9fd4e1e465174fb3d4c8eceb931dd1fbd56169 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:48,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:48,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:48,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:48,160 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:48,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:48,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:48,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:48,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:48,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:48,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:48,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:48,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:48,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:48,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:48,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:48,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:48,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:48,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:48,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:48,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:48,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:48,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:48,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:48,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:48,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:48,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:48,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:48,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:48,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:48,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:48,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:48,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:48,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:48,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:48,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:48,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:48,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:48,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:48,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:48,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:48,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:34:48,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:48,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:48,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:48,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:48,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:48,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:48,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:48,278 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:48,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:48,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:48,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:48,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:48,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:48,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:48,280 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:48,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:48,280 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:48,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:48,281 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:48,281 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:48,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:48,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:48,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:48,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:48,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:48,283 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:48,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:48,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:48,283 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_cd064177-8594-4daf-a511-8502dc671770/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef59e7e1cbe8379c163d4c3adb9fd4e1e465174fb3d4c8eceb931dd1fbd56169 [2021-11-23 15:34:48,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:48,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:48,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:48,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:48,578 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:48,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label41.c [2021-11-23 15:34:48,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/9ed1d3817/50d10d58665d4e39a33da9a8621fb2f6/FLAG0ec12f750 [2021-11-23 15:34:52,728 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:52,728 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c [2021-11-23 15:34:53,032 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/9ed1d3817/50d10d58665d4e39a33da9a8621fb2f6/FLAG0ec12f750 [2021-11-23 15:34:53,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/9ed1d3817/50d10d58665d4e39a33da9a8621fb2f6 [2021-11-23 15:34:53,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:53,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:53,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:53,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:53,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:53,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:53,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119b60b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:53, skipping insertion in model container [2021-11-23 15:34:53,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:53" (1/1) ... [2021-11-23 15:34:53,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:55,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:35:24,334 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_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406] [2021-11-23 15:35:24,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:24,507 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:35:39,547 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_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406] [2021-11-23 15:35:39,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:35:44,796 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:35:44,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44 WrapperNode [2021-11-23 15:35:44,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:35:44,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:44,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:35:44,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:35:44,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:46,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:53,036 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:35:53,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:35:53,037 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:35:53,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:35:53,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:35:53,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:53,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:54,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:54,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:56,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:58,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:58,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:59,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:35:59,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:35:59,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:35:59,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:35:59,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:35:44" (1/1) ... [2021-11-23 15:35:59,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:35:59,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:35:59,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:35:59,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:35:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:35:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:35:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:35:59,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:36:00,247 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:36:00,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:37:14,191 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:37:14,423 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 15:37:14,430 INFO L158 Benchmark]: Toolchain (without parser) took 140905.67ms. Allocated memory was 786.4MB in the beginning and 12.2GB in the end (delta: 11.4GB). Free memory was 482.4MB in the beginning and 8.4GB in the end (delta: -7.9GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:37:14,431 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 71.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:37:14,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 51272.22ms. Allocated memory was 786.4MB in the beginning and 7.6GB in the end (delta: 6.8GB). Free memory was 482.4MB in the beginning and 5.6GB in the end (delta: -5.1GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:37:14,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 8239.52ms. Allocated memory is still 7.6GB. Free memory was 5.6GB in the beginning and 4.9GB in the end (delta: 630.2MB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. [2021-11-23 15:37:14,434 INFO L158 Benchmark]: Boogie Preprocessor took 6781.73ms. Allocated memory was 7.6GB in the beginning and 10.5GB in the end (delta: 2.9GB). Free memory was 4.9GB in the beginning and 7.4GB in the end (delta: -2.4GB). Peak memory consumption was 822.1MB. Max. memory is 16.1GB. [2021-11-23 15:37:14,435 INFO L158 Benchmark]: RCFGBuilder took 74607.06ms. Allocated memory was 10.5GB in the beginning and 12.2GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.4GB in the end (delta: -1.0GB). Peak memory consumption was 992.0MB. Max. memory is 16.1GB. [2021-11-23 15:37:14,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.8MB in the end (delta: 71.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 51272.22ms. Allocated memory was 786.4MB in the beginning and 7.6GB in the end (delta: 6.8GB). Free memory was 482.4MB in the beginning and 5.6GB in the end (delta: -5.1GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 8239.52ms. Allocated memory is still 7.6GB. Free memory was 5.6GB in the beginning and 4.9GB in the end (delta: 630.2MB). Peak memory consumption was 799.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 6781.73ms. Allocated memory was 7.6GB in the beginning and 10.5GB in the end (delta: 2.9GB). Free memory was 4.9GB in the beginning and 7.4GB in the end (delta: -2.4GB). Peak memory consumption was 822.1MB. Max. memory is 16.1GB. * RCFGBuilder took 74607.06ms. Allocated memory was 10.5GB in the beginning and 12.2GB in the end (delta: 1.7GB). Free memory was 7.4GB in the beginning and 8.4GB in the end (delta: -1.0GB). Peak memory consumption was 992.0MB. 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 15:37:14,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/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_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/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_cd064177-8594-4daf-a511-8502dc671770/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 ef59e7e1cbe8379c163d4c3adb9fd4e1e465174fb3d4c8eceb931dd1fbd56169 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:37:17,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:37:17,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:37:17,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:37:17,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:37:17,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:37:17,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:37:17,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:37:17,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:37:17,293 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:37:17,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:37:17,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:37:17,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:37:17,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:37:17,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:37:17,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:37:17,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:37:17,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:37:17,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:37:17,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:37:17,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:37:17,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:37:17,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:37:17,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:37:17,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:37:17,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:37:17,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:37:17,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:37:17,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:37:17,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:37:17,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:37:17,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:37:17,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:37:17,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:37:17,365 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:37:17,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:37:17,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:37:17,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:37:17,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:37:17,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:37:17,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:37:17,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:37:17,406 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:37:17,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:37:17,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:37:17,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:37:17,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:37:17,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:37:17,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:37:17,414 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:37:17,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:37:17,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:37:17,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:37:17,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:37:17,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:37:17,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:37:17,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:37:17,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:37:17,416 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:37:17,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:37:17,417 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:37:17,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:37:17,418 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:37:17,418 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:37:17,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:37:17,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:37:17,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:37:17,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:37:17,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:37:17,420 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:37:17,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:37:17,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:37:17,421 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:37:17,421 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:37:17,421 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_cd064177-8594-4daf-a511-8502dc671770/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef59e7e1cbe8379c163d4c3adb9fd4e1e465174fb3d4c8eceb931dd1fbd56169 [2021-11-23 15:37:17,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:37:17,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:37:17,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:37:17,850 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:37:17,852 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:37:17,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label41.c [2021-11-23 15:37:17,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/459d0fed0/52e0ad9656874166a30ec4fb67c68b05/FLAG1afff5247 [2021-11-23 15:37:23,230 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:37:23,232 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c [2021-11-23 15:37:23,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/459d0fed0/52e0ad9656874166a30ec4fb67c68b05/FLAG1afff5247 [2021-11-23 15:37:24,077 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/data/459d0fed0/52e0ad9656874166a30ec4fb67c68b05 [2021-11-23 15:37:24,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:37:24,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:37:24,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:37:24,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:37:24,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:37:24,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:24" (1/1) ... [2021-11-23 15:37:24,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5755bd28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:37:24, skipping insertion in model container [2021-11-23 15:37:24,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:37:24" (1/1) ... [2021-11-23 15:37:24,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:37:26,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:37:54,905 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_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406] [2021-11-23 15:37:55,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:37:55,077 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:09,364 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_cd064177-8594-4daf-a511-8502dc671770/sv-benchmarks/c/eca-programs/Problem102_label41.c[5712393,5712406] [2021-11-23 15:38:09,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:13,971 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:13,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13 WrapperNode [2021-11-23 15:38:13,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:13,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:13,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:13,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:13,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:15,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:21,375 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:38:21,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:21,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:21,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:21,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:21,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:21,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:22,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:22,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:24,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:25,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:25,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:26,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:26,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:26,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:26,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:26,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:13" (1/1) ... [2021-11-23 15:38:26,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:26,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:26,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:26,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:38:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:26,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:26,609 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:26,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:10,397 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:10,650 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 15:40:10,654 INFO L158 Benchmark]: Toolchain (without parser) took 166570.42ms. Allocated memory was 1.1GB in the beginning and 12.5GB in the end (delta: 11.3GB). Free memory was 819.2MB in the beginning and 8.5GB in the end (delta: -7.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:40:10,654 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:10,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 49888.90ms. Allocated memory was 1.1GB in the beginning and 5.4GB in the end (delta: 4.3GB). Free memory was 819.2MB in the beginning and 3.5GB in the end (delta: -2.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:40:10,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 7402.30ms. Allocated memory was 5.4GB in the beginning and 8.7GB in the end (delta: 3.3GB). Free memory was 3.5GB in the beginning and 6.1GB in the end (delta: -2.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:40:10,659 INFO L158 Benchmark]: Boogie Preprocessor took 4942.87ms. Allocated memory is still 8.7GB. Free memory was 6.1GB in the beginning and 5.5GB in the end (delta: 617.6MB). Peak memory consumption was 651.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:10,660 INFO L158 Benchmark]: RCFGBuilder took 104331.28ms. Allocated memory was 8.7GB in the beginning and 12.5GB in the end (delta: 3.8GB). Free memory was 5.5GB in the beginning and 8.5GB in the end (delta: -3.0GB). Peak memory consumption was 864.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:10,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 49888.90ms. Allocated memory was 1.1GB in the beginning and 5.4GB in the end (delta: 4.3GB). Free memory was 819.2MB in the beginning and 3.5GB in the end (delta: -2.7GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 7402.30ms. Allocated memory was 5.4GB in the beginning and 8.7GB in the end (delta: 3.3GB). Free memory was 3.5GB in the beginning and 6.1GB in the end (delta: -2.6GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Boogie Preprocessor took 4942.87ms. Allocated memory is still 8.7GB. Free memory was 6.1GB in the beginning and 5.5GB in the end (delta: 617.6MB). Peak memory consumption was 651.2MB. Max. memory is 16.1GB. * RCFGBuilder took 104331.28ms. Allocated memory was 8.7GB in the beginning and 12.5GB in the end (delta: 3.8GB). Free memory was 5.5GB in the beginning and 8.5GB in the end (delta: -3.0GB). Peak memory consumption was 864.0MB. 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 15:40:10,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd064177-8594-4daf-a511-8502dc671770/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