./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label14.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_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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_e90fde48-198a-496f-9496-58b59efdb263/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 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:51,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:51,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:51,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:51,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:51,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:51,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:51,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:51,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:51,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:51,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:51,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:51,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:51,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:51,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:51,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:51,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:51,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:51,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:51,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:51,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:51,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:51,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:51,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:51,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:51,841 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:51,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:51,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:51,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:51,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:51,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:51,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:51,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:51,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:51,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:51,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:51,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:51,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:51,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:51,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:51,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:51,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:01:51,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:51,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:51,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:51,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:51,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:51,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:51,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:51,885 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:01:51,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:51,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:01:51,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:51,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:51,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:51,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:51,887 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:01:51,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:51,888 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:51,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:51,889 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:51,889 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:51,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:51,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:51,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:51,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:51,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:51,891 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:51,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:51,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:51,891 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_e90fde48-198a-496f-9496-58b59efdb263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 [2021-11-23 15:01:52,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:52,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:52,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:52,162 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:52,163 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:52,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 15:01:52,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/5806c653a/a12c4265cf744dc89c7013b4e849c75f/FLAG99bd28c7f [2021-11-23 15:01:53,235 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:53,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 15:01:53,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/5806c653a/a12c4265cf744dc89c7013b4e849c75f/FLAG99bd28c7f [2021-11-23 15:01:53,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/5806c653a/a12c4265cf744dc89c7013b4e849c75f [2021-11-23 15:01:53,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:53,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:53,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:53,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:53,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5f14cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53, skipping insertion in model container [2021-11-23 15:01:53,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:53,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:56,177 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_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 15:01:56,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:56,229 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:57,385 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_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 15:01:57,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:57,447 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:57,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57 WrapperNode [2021-11-23 15:01:57,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:57,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:57,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:57,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:57,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,983 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:01:57,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:57,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:57,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:57,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:57,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:58,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:58,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:58,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:58,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:58,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:58,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:58,929 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:58,931 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:05,038 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:05,100 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:05,105 INFO L158 Benchmark]: Toolchain (without parser) took 11349.06ms. Allocated memory was 134.2MB in the beginning and 790.6MB in the end (delta: 656.4MB). Free memory was 98.3MB in the beginning and 413.8MB in the end (delta: -315.5MB). Peak memory consumption was 343.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:05,106 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:05,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3692.28ms. Allocated memory was 134.2MB in the beginning and 228.6MB in the end (delta: 94.4MB). Free memory was 98.0MB in the beginning and 98.4MB in the end (delta: -372.7kB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:05,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 534.35ms. Allocated memory is still 228.6MB. Free memory was 98.4MB in the beginning and 106.4MB in the end (delta: -8.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:05,109 INFO L158 Benchmark]: Boogie Preprocessor took 637.89ms. Allocated memory was 228.6MB in the beginning and 446.7MB in the end (delta: 218.1MB). Free memory was 106.4MB in the beginning and 304.4MB in the end (delta: -198.0MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:05,111 INFO L158 Benchmark]: RCFGBuilder took 6478.89ms. Allocated memory was 446.7MB in the beginning and 790.6MB in the end (delta: 343.9MB). Free memory was 303.4MB in the beginning and 413.8MB in the end (delta: -110.4MB). Peak memory consumption was 235.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:05,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory was 59.9MB in the beginning and 59.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3692.28ms. Allocated memory was 134.2MB in the beginning and 228.6MB in the end (delta: 94.4MB). Free memory was 98.0MB in the beginning and 98.4MB in the end (delta: -372.7kB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 534.35ms. Allocated memory is still 228.6MB. Free memory was 98.4MB in the beginning and 106.4MB in the end (delta: -8.0MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 637.89ms. Allocated memory was 228.6MB in the beginning and 446.7MB in the end (delta: 218.1MB). Free memory was 106.4MB in the beginning and 304.4MB in the end (delta: -198.0MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6478.89ms. Allocated memory was 446.7MB in the beginning and 790.6MB in the end (delta: 343.9MB). Free memory was 303.4MB in the beginning and 413.8MB in the end (delta: -110.4MB). Peak memory consumption was 235.9MB. 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 15:02:05,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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_e90fde48-198a-496f-9496-58b59efdb263/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 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:07,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:07,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:07,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:07,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:07,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:07,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:07,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:07,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:07,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:07,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:07,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:07,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:07,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:07,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:07,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:07,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:07,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:07,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:07,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:07,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:07,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:07,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:07,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:07,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:07,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:07,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:07,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:07,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:07,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:07,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:07,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:07,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:07,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:07,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:07,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:07,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:07,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:07,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:07,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:07,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:07,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:07,740 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:07,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:07,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:07,741 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:07,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:07,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:07,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:07,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:07,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:07,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:07,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:07,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:07,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:07,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:07,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:07,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:07,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:07,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:07,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:07,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:07,747 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:07,747 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:07,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:07,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:07,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:07,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:07,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:07,749 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:07,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:07,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:07,749 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:07,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:07,750 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_e90fde48-198a-496f-9496-58b59efdb263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7bca2a9ca1fa5759a3bb742a2f007c84b4e12e8a9691b671c463c879a191c8 [2021-11-23 15:02:08,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:08,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:08,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:08,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:08,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:08,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 15:02:08,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/9e9fa6418/b953844609fb4258a562a2bbf35878ce/FLAG2ffa878c2 [2021-11-23 15:02:09,279 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:09,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2021-11-23 15:02:09,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/9e9fa6418/b953844609fb4258a562a2bbf35878ce/FLAG2ffa878c2 [2021-11-23 15:02:09,586 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/data/9e9fa6418/b953844609fb4258a562a2bbf35878ce [2021-11-23 15:02:09,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:09,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:09,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:09,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:09,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:09,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:09" (1/1) ... [2021-11-23 15:02:09,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbab14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:09, skipping insertion in model container [2021-11-23 15:02:09,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:09" (1/1) ... [2021-11-23 15:02:09,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:09,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:12,090 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_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 15:02:12,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:12,122 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:13,354 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_e90fde48-198a-496f-9496-58b59efdb263/sv-benchmarks/c/eca-rers2012/Problem06_label14.c[335294,335307] [2021-11-23 15:02:13,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:13,418 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:13,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13 WrapperNode [2021-11-23 15:02:13,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:13,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:13,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:13,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:13,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,932 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:02:13,933 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:13,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:13,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:13,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:13,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:13,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:14,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:14,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:14,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:14,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:13" (1/1) ... [2021-11-23 15:02:14,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:14,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:14,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:14,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:14,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:14,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:15,002 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:15,003 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:24,119 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:24,182 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 15:02:24,186 INFO L158 Benchmark]: Toolchain (without parser) took 14593.92ms. Allocated memory was 62.9MB in the beginning and 956.3MB in the end (delta: 893.4MB). Free memory was 28.1MB in the beginning and 770.9MB in the end (delta: -742.8MB). Peak memory consumption was 360.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:24,187 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:24,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3825.86ms. Allocated memory was 62.9MB in the beginning and 159.4MB in the end (delta: 96.5MB). Free memory was 27.9MB in the beginning and 53.2MB in the end (delta: -25.3MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:24,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 512.20ms. Allocated memory was 159.4MB in the beginning and 257.9MB in the end (delta: 98.6MB). Free memory was 53.2MB in the beginning and 128.7MB in the end (delta: -75.5MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:24,189 INFO L158 Benchmark]: Boogie Preprocessor took 710.82ms. Allocated memory was 257.9MB in the beginning and 528.5MB in the end (delta: 270.5MB). Free memory was 128.7MB in the beginning and 402.3MB in the end (delta: -273.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:24,190 INFO L158 Benchmark]: RCFGBuilder took 9523.37ms. Allocated memory was 528.5MB in the beginning and 956.3MB in the end (delta: 427.8MB). Free memory was 402.3MB in the beginning and 770.9MB in the end (delta: -368.6MB). Peak memory consumption was 268.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:24,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory is still 43.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3825.86ms. Allocated memory was 62.9MB in the beginning and 159.4MB in the end (delta: 96.5MB). Free memory was 27.9MB in the beginning and 53.2MB in the end (delta: -25.3MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 512.20ms. Allocated memory was 159.4MB in the beginning and 257.9MB in the end (delta: 98.6MB). Free memory was 53.2MB in the beginning and 128.7MB in the end (delta: -75.5MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 710.82ms. Allocated memory was 257.9MB in the beginning and 528.5MB in the end (delta: 270.5MB). Free memory was 128.7MB in the beginning and 402.3MB in the end (delta: -273.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9523.37ms. Allocated memory was 528.5MB in the beginning and 956.3MB in the end (delta: 427.8MB). Free memory was 402.3MB in the beginning and 770.9MB in the end (delta: -368.6MB). Peak memory consumption was 268.9MB. 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 15:02:24,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e90fde48-198a-496f-9496-58b59efdb263/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