./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label16.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_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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_6c985075-cc1d-4600-a716-7397772c0d1f/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 521ecb21a44481abd134a70daa874bfd77abccd47d2184b1e98394b3da5fb6e0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:46,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:46,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:46,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:46,209 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:46,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:46,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:46,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:46,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:46,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:46,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:46,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:46,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:46,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:46,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:46,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:46,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:46,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:46,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:46,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:46,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:46,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:46,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:46,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:46,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:46,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:46,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:46,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:46,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:46,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:46,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:46,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:46,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:46,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:46,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:46,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:46,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:46,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:46,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:46,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:46,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:46,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:04:46,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:46,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:46,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:46,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:46,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:46,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:46,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:46,322 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:46,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:46,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:46,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:46,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:46,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:46,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:46,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:46,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:46,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:46,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:46,324 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:46,325 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:46,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:46,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:46,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:46,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:46,326 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:46,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:46,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:46,326 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_6c985075-cc1d-4600-a716-7397772c0d1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 521ecb21a44481abd134a70daa874bfd77abccd47d2184b1e98394b3da5fb6e0 [2021-11-23 15:04:46,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:46,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:46,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:46,629 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:46,647 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:46,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2021-11-23 15:04:46,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/c94d5d53c/6b3ed01870fe4e08878904cbc9691650/FLAG5a4a98d55 [2021-11-23 15:04:49,429 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:49,429 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2021-11-23 15:04:49,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/c94d5d53c/6b3ed01870fe4e08878904cbc9691650/FLAG5a4a98d55 [2021-11-23 15:04:49,642 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/c94d5d53c/6b3ed01870fe4e08878904cbc9691650 [2021-11-23 15:04:49,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:49,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:49,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:49,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:49,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:49,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f76f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:49, skipping insertion in model container [2021-11-23 15:04:49,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:49" (1/1) ... [2021-11-23 15:04:49,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:50,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:05:03,259 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_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c[2775464,2775477] [2021-11-23 15:05:03,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:03,328 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:05:10,437 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_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c[2775464,2775477] [2021-11-23 15:05:10,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:05:11,675 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:05:11,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11 WrapperNode [2021-11-23 15:05:11,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:05:11,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:11,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:05:11,677 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:05:11,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:12,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:15,713 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2021-11-23 15:05:15,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:05:15,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:05:15,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:05:15,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:05:15,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:15,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:16,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:16,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:17,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:18,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:18,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:19,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:05:19,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:05:19,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:05:19,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:05:19,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:05:11" (1/1) ... [2021-11-23 15:05:19,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:05:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:05:19,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:05:19,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:05:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:05:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:05:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:05:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:05:19,280 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:05:19,281 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:58,304 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:05:58,417 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 15:05:58,423 INFO L158 Benchmark]: Toolchain (without parser) took 68774.26ms. Allocated memory was 188.7MB in the beginning and 8.3GB in the end (delta: 8.1GB). Free memory was 51.2MB in the beginning and 6.5GB in the end (delta: -6.5GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:05:58,425 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:58,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22028.09ms. Allocated memory was 188.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 51.2MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 4037.17ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.7GB in the end (delta: -1.5GB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,429 INFO L158 Benchmark]: Boogie Preprocessor took 3327.90ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.7GB in the beginning and 5.1GB in the end (delta: -2.4GB). Peak memory consumption was 332.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,431 INFO L158 Benchmark]: RCFGBuilder took 39376.53ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.1GB in the beginning and 6.5GB in the end (delta: -1.4GB). Peak memory consumption was 651.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:58,440 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22028.09ms. Allocated memory was 188.7MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 51.2MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 759.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4037.17ms. Allocated memory was 1.8GB in the beginning and 3.6GB in the end (delta: 1.8GB). Free memory was 1.1GB in the beginning and 2.7GB in the end (delta: -1.5GB). Peak memory consumption was 428.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3327.90ms. Allocated memory was 3.6GB in the beginning and 6.3GB in the end (delta: 2.7GB). Free memory was 2.7GB in the beginning and 5.1GB in the end (delta: -2.4GB). Peak memory consumption was 332.4MB. Max. memory is 16.1GB. * RCFGBuilder took 39376.53ms. Allocated memory was 6.3GB in the beginning and 8.3GB in the end (delta: 2.0GB). Free memory was 5.1GB in the beginning and 6.5GB in the end (delta: -1.4GB). Peak memory consumption was 651.4MB. 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 15:05:58,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label16.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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_6c985075-cc1d-4600-a716-7397772c0d1f/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 521ecb21a44481abd134a70daa874bfd77abccd47d2184b1e98394b3da5fb6e0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:06:01,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:06:01,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:06:01,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:06:01,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:06:01,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:06:01,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:06:01,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:06:01,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:06:01,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:06:01,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:06:01,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:06:01,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:06:01,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:06:01,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:06:01,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:06:01,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:06:01,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:06:01,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:06:01,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:06:01,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:06:01,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:06:01,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:06:01,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:06:01,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:06:01,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:06:01,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:06:01,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:06:01,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:06:01,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:06:01,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:06:01,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:06:01,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:06:01,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:06:01,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:06:01,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:06:01,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:06:01,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:06:01,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:06:01,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:06:01,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:06:01,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:06:01,249 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:06:01,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:06:01,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:06:01,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:06:01,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:06:01,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:06:01,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:06:01,256 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:06:01,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:06:01,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:06:01,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:06:01,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:06:01,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:06:01,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:06:01,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:06:01,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:06:01,259 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:06:01,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:06:01,260 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:06:01,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:06:01,261 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:06:01,261 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:06:01,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:06:01,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:01,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:06:01,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:06:01,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:06:01,263 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:06:01,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:06:01,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:06:01,264 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:06:01,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:06:01,264 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_6c985075-cc1d-4600-a716-7397772c0d1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 521ecb21a44481abd134a70daa874bfd77abccd47d2184b1e98394b3da5fb6e0 [2021-11-23 15:06:01,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:06:01,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:06:01,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:06:01,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:06:01,728 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:06:01,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2021-11-23 15:06:01,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/f2687a3f0/2a9da6aaa0af48aabb0cc30269a28cda/FLAGf4e8238ff [2021-11-23 15:06:04,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:06:04,819 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c [2021-11-23 15:06:05,152 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/f2687a3f0/2a9da6aaa0af48aabb0cc30269a28cda/FLAGf4e8238ff [2021-11-23 15:06:05,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/data/f2687a3f0/2a9da6aaa0af48aabb0cc30269a28cda [2021-11-23 15:06:05,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:06:05,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:06:05,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:05,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:06:05,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:06:05,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:05" (1/1) ... [2021-11-23 15:06:05,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b6bae5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:05, skipping insertion in model container [2021-11-23 15:06:05,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:05" (1/1) ... [2021-11-23 15:06:05,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:06:06,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:06:18,587 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_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c[2775464,2775477] [2021-11-23 15:06:18,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:18,664 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:06:25,957 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_6c985075-cc1d-4600-a716-7397772c0d1f/sv-benchmarks/c/eca-rers2012/Problem07_label16.c[2775464,2775477] [2021-11-23 15:06:25,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:06:27,414 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:06:27,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27 WrapperNode [2021-11-23 15:06:27,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:06:27,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:27,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:06:27,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:06:27,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:28,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:31,369 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83726 [2021-11-23 15:06:31,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:06:31,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:06:31,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:06:31,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:06:31,378 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:31,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:31,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:31,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:33,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:34,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:34,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:35,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:06:35,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:06:35,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:06:35,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:06:35,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:27" (1/1) ... [2021-11-23 15:06:35,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:06:35,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:06:35,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:06:35,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:06:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:06:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:06:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:06:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:06:35,372 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:06:35,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:07:33,607 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:07:33,780 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 15:07:33,787 INFO L158 Benchmark]: Toolchain (without parser) took 88491.27ms. Allocated memory was 836.8MB in the beginning and 8.1GB in the end (delta: 7.3GB). Free memory was 695.5MB in the beginning and 6.5GB in the end (delta: -5.8GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 15:07:33,788 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:07:33,790 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22104.39ms. Allocated memory was 836.8MB in the beginning and 3.2GB in the end (delta: 2.4GB). Free memory was 695.5MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 868.2MB. Max. memory is 16.1GB. [2021-11-23 15:07:33,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 3953.39ms. Allocated memory was 3.2GB in the beginning and 5.2GB in the end (delta: 2.0GB). Free memory was 2.5GB in the beginning and 4.2GB in the end (delta: -1.7GB). Peak memory consumption was 511.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:33,792 INFO L158 Benchmark]: Boogie Preprocessor took 3750.67ms. Allocated memory is still 5.2GB. Free memory was 4.2GB in the beginning and 3.9GB in the end (delta: 286.3MB). Peak memory consumption was 359.7MB. Max. memory is 16.1GB. [2021-11-23 15:07:33,793 INFO L158 Benchmark]: RCFGBuilder took 58662.79ms. Allocated memory was 5.2GB in the beginning and 8.1GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.5GB in the end (delta: -2.6GB). Peak memory consumption was 568.3MB. Max. memory is 16.1GB. [2021-11-23 15:07:33,798 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory is still 31.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22104.39ms. Allocated memory was 836.8MB in the beginning and 3.2GB in the end (delta: 2.4GB). Free memory was 695.5MB in the beginning and 2.5GB in the end (delta: -1.8GB). Peak memory consumption was 868.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3953.39ms. Allocated memory was 3.2GB in the beginning and 5.2GB in the end (delta: 2.0GB). Free memory was 2.5GB in the beginning and 4.2GB in the end (delta: -1.7GB). Peak memory consumption was 511.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3750.67ms. Allocated memory is still 5.2GB. Free memory was 4.2GB in the beginning and 3.9GB in the end (delta: 286.3MB). Peak memory consumption was 359.7MB. Max. memory is 16.1GB. * RCFGBuilder took 58662.79ms. Allocated memory was 5.2GB in the beginning and 8.1GB in the end (delta: 2.9GB). Free memory was 3.9GB in the beginning and 6.5GB in the end (delta: -2.6GB). Peak memory consumption was 568.3MB. 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 15:07:33,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c985075-cc1d-4600-a716-7397772c0d1f/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