./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label33.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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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 7166744474158954665024dc8c8b3712d72f905c129b3d2684427468d2506fe1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:39,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:39,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:39,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:39,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:39,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:39,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:39,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:39,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:39,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:39,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:39,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:39,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:39,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:39,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:39,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:39,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:39,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:39,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:39,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:39,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:39,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:39,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:39,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:39,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:39,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:39,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:39,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:39,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:39,867 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:39,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:39,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:39,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:39,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:39,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:39,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:39,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:39,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:39,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:39,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:39,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:39,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:39,920 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:39,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:39,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:39,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:39,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:39,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:39,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:39,924 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:39,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:39,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:39,932 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:39,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:39,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:39,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:39,933 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:39,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:39,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:39,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:39,934 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:39,934 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:39,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:39,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:39,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:39,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:39,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:39,935 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:39,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:39,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:39,936 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7166744474158954665024dc8c8b3712d72f905c129b3d2684427468d2506fe1 [2021-11-23 15:55:40,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:40,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:40,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:40,277 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:40,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:40,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2021-11-23 15:55:40,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/cf2098806/71a0f7db9f29431d88e696666788310f/FLAGfd1820593 [2021-11-23 15:55:41,053 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:41,056 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2021-11-23 15:55:41,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/cf2098806/71a0f7db9f29431d88e696666788310f/FLAGfd1820593 [2021-11-23 15:55:41,255 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/cf2098806/71a0f7db9f29431d88e696666788310f [2021-11-23 15:55:41,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:41,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:41,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:41,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:41,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:41,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197718fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41, skipping insertion in model container [2021-11-23 15:55:41,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:41,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:41,549 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c[4121,4134] [2021-11-23 15:55:41,918 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:41,931 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:41,964 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c[4121,4134] [2021-11-23 15:55:42,131 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:42,160 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:42,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42 WrapperNode [2021-11-23 15:55:42,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:42,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:42,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:42,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:42,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,305 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-23 15:55:42,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:42,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:42,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:42,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:42,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:42,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:42,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:42,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:42,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:42" (1/1) ... [2021-11-23 15:55:42,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:42,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:42,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:42,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:42,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:42,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:42,564 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:42,566 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:44,390 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:44,441 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 15:55:44,452 INFO L158 Benchmark]: Toolchain (without parser) took 3190.47ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 53.5MB in the beginning and 81.9MB in the end (delta: -28.4MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:44,453 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:44,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 890.56ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 75.2MB in the beginning and 95.0MB in the end (delta: -19.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:44,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.62ms. Allocated memory is still 123.7MB. Free memory was 95.0MB in the beginning and 77.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:44,459 INFO L158 Benchmark]: Boogie Preprocessor took 114.04ms. Allocated memory is still 123.7MB. Free memory was 77.7MB in the beginning and 68.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:44,460 INFO L158 Benchmark]: RCFGBuilder took 2028.24ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 68.3MB in the beginning and 81.9MB in the end (delta: -13.6MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:44,471 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 890.56ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 75.2MB in the beginning and 95.0MB in the end (delta: -19.9MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.62ms. Allocated memory is still 123.7MB. Free memory was 95.0MB in the beginning and 77.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.04ms. Allocated memory is still 123.7MB. Free memory was 77.7MB in the beginning and 68.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2028.24ms. Allocated memory was 123.7MB in the beginning and 174.1MB in the end (delta: 50.3MB). Free memory was 68.3MB in the beginning and 81.9MB in the end (delta: -13.6MB). Peak memory consumption was 44.8MB. 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 15:55:44,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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 7166744474158954665024dc8c8b3712d72f905c129b3d2684427468d2506fe1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:46,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:46,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:46,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:46,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:46,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:46,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:46,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:46,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:46,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:46,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:46,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:46,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:46,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:46,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:46,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:46,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:46,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:47,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:47,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:47,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:47,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:47,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:47,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:47,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:47,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:47,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:47,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:47,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:47,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:47,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:47,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:47,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:47,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:47,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:47,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:47,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:47,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:47,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:47,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:47,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:47,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:47,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:47,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:47,095 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:47,095 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:47,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:47,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:47,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:47,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:47,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:47,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:47,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:47,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:47,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:47,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:47,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:47,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:47,100 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:47,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:47,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:47,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:47,101 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:47,101 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:47,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:47,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:47,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:47,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:47,102 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:47,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:47,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:47,103 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:47,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:47,103 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7166744474158954665024dc8c8b3712d72f905c129b3d2684427468d2506fe1 [2021-11-23 15:55:47,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:47,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:47,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:47,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:47,499 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:47,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2021-11-23 15:55:47,573 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/fc41f5ebd/c5a1c84e14474c179e6078af6a7acb02/FLAGcf6ac761d [2021-11-23 15:55:48,199 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:48,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c [2021-11-23 15:55:48,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/fc41f5ebd/c5a1c84e14474c179e6078af6a7acb02/FLAGcf6ac761d [2021-11-23 15:55:48,403 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/data/fc41f5ebd/c5a1c84e14474c179e6078af6a7acb02 [2021-11-23 15:55:48,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:48,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:48,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:48,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:48,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:48,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7141a054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:48, skipping insertion in model container [2021-11-23 15:55:48,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:48" (1/1) ... [2021-11-23 15:55:48,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:48,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:48,781 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c[4121,4134] [2021-11-23 15:55:49,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:49,130 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:49,150 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_2f60c46f-27f7-4fe9-aedf-41955b07dd91/sv-benchmarks/c/eca-rers2012/Problem11_label33.c[4121,4134] [2021-11-23 15:55:49,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:49,320 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:49,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49 WrapperNode [2021-11-23 15:55:49,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:49,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:49,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:49,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:49,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,461 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 997 [2021-11-23 15:55:49,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:49,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:49,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:49,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:49,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:49,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:49,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:49,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:49,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:49" (1/1) ... [2021-11-23 15:55:49,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:49,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:49,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:49,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:49,772 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:49,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:57,240 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:57,278 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 15:55:57,283 INFO L158 Benchmark]: Toolchain (without parser) took 8872.00ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 50.5MB in the beginning and 80.7MB in the end (delta: -30.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,283 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 88.1MB. Free memory was 70.1MB in the beginning and 70.0MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:57,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 908.04ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 57.2MB in the end (delta: -6.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.77ms. Allocated memory is still 88.1MB. Free memory was 57.2MB in the beginning and 48.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,286 INFO L158 Benchmark]: Boogie Preprocessor took 98.69ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 41.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,287 INFO L158 Benchmark]: RCFGBuilder took 7711.73ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 41.5MB in the beginning and 80.7MB in the end (delta: -39.3MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:57,290 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 88.1MB. Free memory was 70.1MB in the beginning and 70.0MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 908.04ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 57.2MB in the end (delta: -6.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.77ms. Allocated memory is still 88.1MB. Free memory was 57.2MB in the beginning and 48.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.69ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 41.5MB in the end (delta: 6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7711.73ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 41.5MB in the beginning and 80.7MB in the end (delta: -39.3MB). Peak memory consumption was 25.6MB. 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 15:55:57,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f60c46f-27f7-4fe9-aedf-41955b07dd91/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