./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label25.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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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 72f92f25e4e59fa95b8789bfa42e8fcf3cc5f940b4a99df7cabdcfbbf5ccf30f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:41,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:41,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:41,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:41,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:41,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:41,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:41,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:41,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:41,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:41,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:41,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:41,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:41,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:41,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:41,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:41,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:41,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:41,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:41,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:41,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:41,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:41,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:41,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:41,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:41,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:41,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:41,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:41,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:41,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:41,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:41,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:41,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:41,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:41,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:41,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:41,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:41,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:41,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:41,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:41,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:41,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:41,931 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:41,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:41,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:41,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:41,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:41,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:41,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:41,934 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:41,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:41,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:41,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:41,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:41,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:41,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:41,937 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:41,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:41,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:41,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:41,937 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:41,938 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:41,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:41,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:41,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:41,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:41,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:41,939 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:41,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:41,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:41,940 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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72f92f25e4e59fa95b8789bfa42e8fcf3cc5f940b4a99df7cabdcfbbf5ccf30f [2021-11-23 15:55:42,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:42,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:42,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:42,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:42,231 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:42,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2021-11-23 15:55:42,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/944a5d6d1/9d448b8e72344da2a87da1330582de89/FLAG03a851243 [2021-11-23 15:55:43,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:43,087 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2021-11-23 15:55:43,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/944a5d6d1/9d448b8e72344da2a87da1330582de89/FLAG03a851243 [2021-11-23 15:55:43,152 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/944a5d6d1/9d448b8e72344da2a87da1330582de89 [2021-11-23 15:55:43,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:43,158 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:43,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:43,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:43,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342c5ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43, skipping insertion in model container [2021-11-23 15:55:43,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:43,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:43,666 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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c[3529,3542] [2021-11-23 15:55:45,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,027 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:45,067 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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c[3529,3542] [2021-11-23 15:55:45,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,864 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:45,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45 WrapperNode [2021-11-23 15:55:45,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:45,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:45,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:45,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:45,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:45,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,777 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:55:46,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:46,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:46,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:46,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:46,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:47,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:47,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:47,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:45" (1/1) ... [2021-11-23 15:55:47,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:47,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:47,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:47,654 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:47,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:53,242 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:53,305 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 15:55:53,315 INFO L158 Benchmark]: Toolchain (without parser) took 10155.69ms. Allocated memory was 98.6MB in the beginning and 685.8MB in the end (delta: 587.2MB). Free memory was 67.9MB in the beginning and 410.9MB in the end (delta: -342.9MB). Peak memory consumption was 416.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,317 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 98.6MB. Free memory was 52.2MB in the beginning and 52.2MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:53,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2705.82ms. Allocated memory was 98.6MB in the beginning and 163.6MB in the end (delta: 65.0MB). Free memory was 67.6MB in the beginning and 83.7MB in the end (delta: -16.1MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 920.64ms. Allocated memory was 163.6MB in the beginning and 320.9MB in the end (delta: 157.3MB). Free memory was 83.7MB in the beginning and 174.5MB in the end (delta: -90.8MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,320 INFO L158 Benchmark]: Boogie Preprocessor took 678.51ms. Allocated memory is still 320.9MB. Free memory was 174.5MB in the beginning and 157.6MB in the end (delta: 16.8MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,321 INFO L158 Benchmark]: RCFGBuilder took 5844.72ms. Allocated memory was 320.9MB in the beginning and 685.8MB in the end (delta: 364.9MB). Free memory was 157.6MB in the beginning and 410.9MB in the end (delta: -253.3MB). Peak memory consumption was 284.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:53,330 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 98.6MB. Free memory was 52.2MB in the beginning and 52.2MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2705.82ms. Allocated memory was 98.6MB in the beginning and 163.6MB in the end (delta: 65.0MB). Free memory was 67.6MB in the beginning and 83.7MB in the end (delta: -16.1MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 920.64ms. Allocated memory was 163.6MB in the beginning and 320.9MB in the end (delta: 157.3MB). Free memory was 83.7MB in the beginning and 174.5MB in the end (delta: -90.8MB). Peak memory consumption was 72.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 678.51ms. Allocated memory is still 320.9MB. Free memory was 174.5MB in the beginning and 157.6MB in the end (delta: 16.8MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * RCFGBuilder took 5844.72ms. Allocated memory was 320.9MB in the beginning and 685.8MB in the end (delta: 364.9MB). Free memory was 157.6MB in the beginning and 410.9MB in the end (delta: -253.3MB). Peak memory consumption was 284.9MB. 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 15:55:53,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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 72f92f25e4e59fa95b8789bfa42e8fcf3cc5f940b4a99df7cabdcfbbf5ccf30f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:55,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:55,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:55,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:55,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:55,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:55,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:55,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:55,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:55,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:55,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:55,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:55,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:55,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:55,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:55,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:55,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:55,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:55,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:55,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:55,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:55,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:55,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:55,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:55,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:55,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:55,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:55,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:55,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:55,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:55,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:55,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:55,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:55,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:55,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:55,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:55,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:55,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:55,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:55,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:55,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:55,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:56,010 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:56,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:56,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:56,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:56,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:56,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:56,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:56,014 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:56,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:56,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:56,016 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:56,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:56,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:56,016 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:56,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:56,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:56,017 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:56,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:56,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:56,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:56,018 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:56,018 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:56,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:56,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:56,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:56,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:56,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:56,019 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:56,020 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:56,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:56,020 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:56,020 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:56,021 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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72f92f25e4e59fa95b8789bfa42e8fcf3cc5f940b4a99df7cabdcfbbf5ccf30f [2021-11-23 15:55:56,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:56,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:56,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:56,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:56,391 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:56,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2021-11-23 15:55:56,467 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/de7338792/3e0ce744de7b49e98b888ae560fdc055/FLAGbab4f0906 [2021-11-23 15:55:57,275 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:57,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c [2021-11-23 15:55:57,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/de7338792/3e0ce744de7b49e98b888ae560fdc055/FLAGbab4f0906 [2021-11-23 15:55:57,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/data/de7338792/3e0ce744de7b49e98b888ae560fdc055 [2021-11-23 15:55:57,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:57,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:57,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:57,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:57,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:57,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@571e50cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:57, skipping insertion in model container [2021-11-23 15:55:57,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:57" (1/1) ... [2021-11-23 15:55:57,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:57,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:58,214 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c[3529,3542] [2021-11-23 15:55:59,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:59,596 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:59,630 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_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/sv-benchmarks/c/eca-rers2012/Problem13_label25.c[3529,3542] [2021-11-23 15:56:00,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:00,417 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:00,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00 WrapperNode [2021-11-23 15:56:00,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:00,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:00,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:00,420 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:00,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,800 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:56:00,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:00,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:00,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:00,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:00,811 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:00,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:01,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:01,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:01,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:01,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:01,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:01,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:01,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:01,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:00" (1/1) ... [2021-11-23 15:56:01,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:01,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:01,270 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:01,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:01,461 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:01,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:48,837 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:48,905 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 15:56:48,914 INFO L158 Benchmark]: Toolchain (without parser) took 51126.45ms. Allocated memory was 81.8MB in the beginning and 471.9MB in the end (delta: 390.1MB). Free memory was 49.6MB in the beginning and 264.1MB in the end (delta: -214.6MB). Peak memory consumption was 263.8MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,915 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:48,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2632.05ms. Allocated memory was 81.8MB in the beginning and 142.6MB in the end (delta: 60.8MB). Free memory was 49.4MB in the beginning and 71.5MB in the end (delta: -22.2MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 381.22ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 64.3MB in the end (delta: 7.3MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,919 INFO L158 Benchmark]: Boogie Preprocessor took 420.88ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 64.3MB in the beginning and 142.0MB in the end (delta: -77.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,920 INFO L158 Benchmark]: RCFGBuilder took 47686.44ms. Allocated memory was 241.2MB in the beginning and 471.9MB in the end (delta: 230.7MB). Free memory was 142.0MB in the beginning and 264.1MB in the end (delta: -122.1MB). Peak memory consumption was 197.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:48,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 81.8MB. Free memory is still 63.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2632.05ms. Allocated memory was 81.8MB in the beginning and 142.6MB in the end (delta: 60.8MB). Free memory was 49.4MB in the beginning and 71.5MB in the end (delta: -22.2MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 381.22ms. Allocated memory is still 142.6MB. Free memory was 71.5MB in the beginning and 64.3MB in the end (delta: 7.3MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 420.88ms. Allocated memory was 142.6MB in the beginning and 241.2MB in the end (delta: 98.6MB). Free memory was 64.3MB in the beginning and 142.0MB in the end (delta: -77.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * RCFGBuilder took 47686.44ms. Allocated memory was 241.2MB in the beginning and 471.9MB in the end (delta: 230.7MB). Free memory was 142.0MB in the beginning and 264.1MB in the end (delta: -122.1MB). Peak memory consumption was 197.6MB. 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 15:56:48,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b0c6edc-6e95-4362-9a52-d47bbbce46dd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable