./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.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_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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_b322b1d4-77b4-4635-8e29-3236afbf286d/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 b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:43,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:43,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:43,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:43,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:43,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:43,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:43,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:43,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:43,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:43,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:43,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:43,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:43,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:43,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:43,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:43,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:43,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:43,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:43,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:43,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:43,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:43,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:43,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:43,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:43,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:43,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:43,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:43,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:43,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:43,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:43,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:43,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:43,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:43,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:43,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:43,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:43,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:43,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:43,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:43,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:43,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:43,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:43,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:43,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:43,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:43,296 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:43,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:43,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:43,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:43,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:43,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:43,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:43,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:43,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:43,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:43,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:43,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:43,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:43,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:43,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:43,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:43,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:43,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:43,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:43,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:43,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:43,309 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:43,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:43,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:43,309 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_b322b1d4-77b4-4635-8e29-3236afbf286d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 [2021-11-23 15:02:43,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:43,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:43,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:43,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:43,650 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:43,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-11-23 15:02:43,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/983641b79/37ece7400aa04b73816373a4283c6f11/FLAG1372a1fe6 [2021-11-23 15:02:44,411 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:44,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-11-23 15:02:44,425 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/983641b79/37ece7400aa04b73816373a4283c6f11/FLAG1372a1fe6 [2021-11-23 15:02:44,657 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/983641b79/37ece7400aa04b73816373a4283c6f11 [2021-11-23 15:02:44,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:44,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:44,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:44,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:44,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:44,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:44" (1/1) ... [2021-11-23 15:02:44,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176f1a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:44, skipping insertion in model container [2021-11-23 15:02:44,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:44" (1/1) ... [2021-11-23 15:02:44,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:44,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:45,102 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_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-11-23 15:02:45,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:45,150 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:45,267 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_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-11-23 15:02:45,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:45,332 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:45,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45 WrapperNode [2021-11-23 15:02:45,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:45,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:45,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:45,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:45,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,466 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2021-11-23 15:02:45,466 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:45,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:45,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:45,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:45,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:45,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:45,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:45,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:45,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:45" (1/1) ... [2021-11-23 15:02:45,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:45,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:45,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:45,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:45,767 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:45,769 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:46,890 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:46,930 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 15:02:46,935 INFO L158 Benchmark]: Toolchain (without parser) took 2272.01ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 45.0MB in the beginning and 66.6MB in the end (delta: -21.6MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,936 INFO L158 Benchmark]: CDTParser took 1.17ms. Allocated memory is still 81.8MB. Free memory was 53.4MB in the beginning and 53.4MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:46,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.97ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 44.8MB in the beginning and 77.8MB in the end (delta: -33.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.99ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 72.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,938 INFO L158 Benchmark]: Boogie Preprocessor took 78.48ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 68.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,939 INFO L158 Benchmark]: RCFGBuilder took 1386.29ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:46,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17ms. Allocated memory is still 81.8MB. Free memory was 53.4MB in the beginning and 53.4MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.97ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 44.8MB in the beginning and 77.8MB in the end (delta: -33.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.99ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 72.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.48ms. Allocated memory is still 117.4MB. Free memory was 72.5MB in the beginning and 68.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1386.29ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). Peak memory consumption was 37.9MB. 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 15:02:46,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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_b322b1d4-77b4-4635-8e29-3236afbf286d/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 b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:49,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:49,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:49,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:49,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:49,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:49,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:49,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:49,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:49,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:49,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:49,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:49,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:49,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:49,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:49,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:49,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:49,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:49,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:49,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:49,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:49,811 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:49,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:49,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:49,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:49,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:49,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:49,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:49,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:49,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:49,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:49,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:49,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:49,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:49,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:49,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:49,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:49,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:49,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:49,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:49,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:49,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:49,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:49,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:49,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:49,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:49,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:49,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:49,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:49,866 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:49,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:49,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:49,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:49,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:49,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:49,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:49,868 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:49,868 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:49,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:49,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:49,869 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:49,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:49,869 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:49,870 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:49,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:49,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:49,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:49,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:49,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:49,872 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:49,872 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:49,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:49,872 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:49,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:49,873 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_b322b1d4-77b4-4635-8e29-3236afbf286d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6203532a9ef5ba90e15dbd2d5728025b7640a6606e85e563b08b8dcbd8cbea0 [2021-11-23 15:02:50,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:50,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:50,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:50,324 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:50,325 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:50,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-11-23 15:02:50,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/8749e4823/ff1116b125ef4af8b73846c150e9eaf3/FLAG76944760b [2021-11-23 15:02:51,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:51,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2021-11-23 15:02:51,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/8749e4823/ff1116b125ef4af8b73846c150e9eaf3/FLAG76944760b [2021-11-23 15:02:51,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/data/8749e4823/ff1116b125ef4af8b73846c150e9eaf3 [2021-11-23 15:02:51,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:51,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:51,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:51,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:51,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:51,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:51" (1/1) ... [2021-11-23 15:02:51,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@604c131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:51, skipping insertion in model container [2021-11-23 15:02:51,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:51" (1/1) ... [2021-11-23 15:02:51,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:51,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:51,780 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_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-11-23 15:02:51,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:51,857 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:51,958 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_b322b1d4-77b4-4635-8e29-3236afbf286d/sv-benchmarks/c/eca-rers2012/Problem02_label22.c[16445,16458] [2021-11-23 15:02:51,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:51,999 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:52,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52 WrapperNode [2021-11-23 15:02:52,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:52,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:52,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:52,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:52,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,141 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 666 [2021-11-23 15:02:52,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:52,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:52,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:52,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:52,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:52,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:52,219 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:52,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:52,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:52" (1/1) ... [2021-11-23 15:02:52,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:52,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:52,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:52,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:52,372 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:52,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:53,710 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:53,769 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 15:02:53,777 INFO L158 Benchmark]: Toolchain (without parser) took 2420.32ms. Allocated memory was 56.6MB in the beginning and 90.2MB in the end (delta: 33.6MB). Free memory was 32.8MB in the beginning and 58.6MB in the end (delta: -25.7MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,779 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:53,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.96ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.4MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.14ms. Allocated memory is still 71.3MB. Free memory was 39.4MB in the beginning and 50.5MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,782 INFO L158 Benchmark]: Boogie Preprocessor took 69.73ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 46.5MB in the end (delta: 4.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,784 INFO L158 Benchmark]: RCFGBuilder took 1555.36ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 58.6MB in the end (delta: -12.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,797 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.96ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 32.6MB in the beginning and 39.4MB in the end (delta: -6.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.14ms. Allocated memory is still 71.3MB. Free memory was 39.4MB in the beginning and 50.5MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.73ms. Allocated memory is still 71.3MB. Free memory was 50.5MB in the beginning and 46.5MB in the end (delta: 4.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1555.36ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.2MB in the beginning and 58.6MB in the end (delta: -12.4MB). Peak memory consumption was 21.5MB. 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 15:02:53,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b322b1d4-77b4-4635-8e29-3236afbf286d/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