./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_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_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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_764516a4-6677-4812-b986-41f41df0e7a1/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 6ddc1ddd07d278e25ebe26918ac0621f69b2cb741efe335469cb15b4b39d6849 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:02,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:02,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:02,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:02,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:02,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:02,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:02,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:02,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:02,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:02,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:02,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:02,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:02,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:02,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:02,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:02,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:02,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:02,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:02,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:02,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:02,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:02,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:02,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:02,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:02,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:02,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:02,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:02,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:02,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:02,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:02,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:02,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:02,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:02,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:02,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:02,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:02,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:02,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:02,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:02,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:02,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:02,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:02,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:02,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:02,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:02,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:02,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:02,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:02,902 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:02,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:02,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:02,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:02,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:02,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:02,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:02,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:02,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:02,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:02,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:02,912 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:02,912 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:02,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:02,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:02,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:02,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:02,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:02,913 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:02,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:02,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:02,914 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_764516a4-6677-4812-b986-41f41df0e7a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ddc1ddd07d278e25ebe26918ac0621f69b2cb741efe335469cb15b4b39d6849 [2021-11-23 15:50:03,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:03,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:03,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:03,243 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:03,245 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:03,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label33.c [2021-11-23 15:50:03,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/cb8b4ff95/d6be325571214e02a89e5215bc2bf331/FLAG4e33ff870 [2021-11-23 15:50:06,904 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:06,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c [2021-11-23 15:50:07,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/cb8b4ff95/d6be325571214e02a89e5215bc2bf331/FLAG4e33ff870 [2021-11-23 15:50:07,230 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/cb8b4ff95/d6be325571214e02a89e5215bc2bf331 [2021-11-23 15:50:07,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:07,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:07,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:07,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:07,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:07,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:07" (1/1) ... [2021-11-23 15:50:07,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f32a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:07, skipping insertion in model container [2021-11-23 15:50:07,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:07" (1/1) ... [2021-11-23 15:50:07,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:09,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:35,308 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_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c[5715428,5715441] [2021-11-23 15:50:35,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:35,438 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:48,846 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_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c[5715428,5715441] [2021-11-23 15:50:48,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:53,932 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:53,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53 WrapperNode [2021-11-23 15:50:53,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:53,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:53,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:53,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:53,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:55,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:50:59,991 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:50:59,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:59,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:59,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:59,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:59,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:00,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:01,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:01,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:03,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:04,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:04,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:05,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:05,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:05,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:05,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:05,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:53" (1/1) ... [2021-11-23 15:51:05,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:05,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:05,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:05,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:05,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:05,557 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:05,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:15,312 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:15,586 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 15:52:15,597 INFO L158 Benchmark]: Toolchain (without parser) took 128361.99ms. Allocated memory was 436.2MB in the beginning and 11.8GB in the end (delta: 11.4GB). Free memory was 189.7MB in the beginning and 8.0GB in the end (delta: -7.8GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2021-11-23 15:52:15,599 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:15,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46698.91ms. Allocated memory was 436.2MB in the beginning and 6.3GB in the end (delta: 5.9GB). Free memory was 189.7MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-11-23 15:52:15,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 6058.35ms. Allocated memory is still 6.3GB. Free memory was 4.4GB in the beginning and 3.7GB in the end (delta: 707.8MB). Peak memory consumption was 737.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:15,603 INFO L158 Benchmark]: Boogie Preprocessor took 5233.79ms. Allocated memory was 6.3GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 3.7GB in the beginning and 5.8GB in the end (delta: -2.0GB). Peak memory consumption was 598.7MB. Max. memory is 16.1GB. [2021-11-23 15:52:15,604 INFO L158 Benchmark]: RCFGBuilder took 70367.08ms. Allocated memory was 8.9GB in the beginning and 11.8GB in the end (delta: 2.9GB). Free memory was 5.8GB in the beginning and 8.0GB in the end (delta: -2.2GB). Peak memory consumption was 864.0MB. Max. memory is 16.1GB. [2021-11-23 15:52:15,614 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46698.91ms. Allocated memory was 436.2MB in the beginning and 6.3GB in the end (delta: 5.9GB). Free memory was 189.7MB in the beginning and 4.4GB in the end (delta: -4.2GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6058.35ms. Allocated memory is still 6.3GB. Free memory was 4.4GB in the beginning and 3.7GB in the end (delta: 707.8MB). Peak memory consumption was 737.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5233.79ms. Allocated memory was 6.3GB in the beginning and 8.9GB in the end (delta: 2.5GB). Free memory was 3.7GB in the beginning and 5.8GB in the end (delta: -2.0GB). Peak memory consumption was 598.7MB. Max. memory is 16.1GB. * RCFGBuilder took 70367.08ms. Allocated memory was 8.9GB in the beginning and 11.8GB in the end (delta: 2.9GB). Free memory was 5.8GB in the beginning and 8.0GB in the end (delta: -2.2GB). Peak memory consumption was 864.0MB. 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 15:52:15,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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 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_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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_764516a4-6677-4812-b986-41f41df0e7a1/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 6ddc1ddd07d278e25ebe26918ac0621f69b2cb741efe335469cb15b4b39d6849 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:18,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:18,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:18,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:18,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:18,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:18,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:18,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:18,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:18,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:18,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:18,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:18,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:18,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:18,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:18,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:18,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:18,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:18,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:18,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:18,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:18,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:18,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:18,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:18,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:18,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:18,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:18,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:18,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:18,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:18,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:18,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:18,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:18,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:18,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:18,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:18,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:18,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:18,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:18,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:18,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:18,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:18,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:18,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:18,387 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:18,387 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:18,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:18,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:18,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:18,389 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:18,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:18,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:18,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:18,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:18,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:18,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:18,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:18,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:18,392 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:18,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:18,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:18,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:18,393 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:18,394 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:18,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:18,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:18,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:18,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:18,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:18,395 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:18,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:18,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:18,396 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:18,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:18,396 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_764516a4-6677-4812-b986-41f41df0e7a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ddc1ddd07d278e25ebe26918ac0621f69b2cb741efe335469cb15b4b39d6849 [2021-11-23 15:52:18,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:18,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:18,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:18,814 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:18,815 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:18,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label33.c [2021-11-23 15:52:18,897 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/32a0f83f4/b76a1a21bf3b4adfaed0e1f13b48f5eb/FLAGbde7f800e [2021-11-23 15:52:22,756 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:22,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c [2021-11-23 15:52:23,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/32a0f83f4/b76a1a21bf3b4adfaed0e1f13b48f5eb/FLAGbde7f800e [2021-11-23 15:52:23,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/data/32a0f83f4/b76a1a21bf3b4adfaed0e1f13b48f5eb [2021-11-23 15:52:23,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:23,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:23,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:23,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:23,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:23,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:23" (1/1) ... [2021-11-23 15:52:23,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e905e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:23, skipping insertion in model container [2021-11-23 15:52:23,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:23" (1/1) ... [2021-11-23 15:52:23,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:24,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:50,934 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_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c[5715428,5715441] [2021-11-23 15:52:51,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:51,061 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:04,992 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_764516a4-6677-4812-b986-41f41df0e7a1/sv-benchmarks/c/eca-programs/Problem102_label33.c[5715428,5715441] [2021-11-23 15:53:04,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:09,726 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:09,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09 WrapperNode [2021-11-23 15:53:09,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:09,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:09,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:09,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:09,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:11,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:16,421 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:53:16,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:16,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:16,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:16,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:16,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:16,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:17,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:17,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:20,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:20,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:21,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:22,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:22,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:22,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:22,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:22,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:09" (1/1) ... [2021-11-23 15:53:22,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:22,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:22,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:22,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:22,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:22,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:22,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:22,562 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:22,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:14,851 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:15,074 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 15:55:15,079 INFO L158 Benchmark]: Toolchain (without parser) took 171824.38ms. Allocated memory was 591.4MB in the beginning and 12.3GB in the end (delta: 11.7GB). Free memory was 267.7MB in the beginning and 8.6GB in the end (delta: -8.4GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:55:15,080 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:15,080 INFO L158 Benchmark]: CACSL2BoogieTranslator took 46472.63ms. Allocated memory was 591.4MB in the beginning and 5.6GB in the end (delta: 5.0GB). Free memory was 267.7MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2021-11-23 15:55:15,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 6693.76ms. Allocated memory was 5.6GB in the beginning and 8.1GB in the end (delta: 2.5GB). Free memory was 3.6GB in the beginning and 5.5GB in the end (delta: -1.9GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,082 INFO L158 Benchmark]: Boogie Preprocessor took 5864.50ms. Allocated memory was 8.1GB in the beginning and 10.9GB in the end (delta: 2.8GB). Free memory was 5.5GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 652.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,083 INFO L158 Benchmark]: RCFGBuilder took 112788.46ms. Allocated memory was 10.9GB in the beginning and 12.3GB in the end (delta: 1.4GB). Free memory was 7.8GB in the beginning and 8.6GB in the end (delta: -887.1MB). Peak memory consumption was 965.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:15,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 46472.63ms. Allocated memory was 591.4MB in the beginning and 5.6GB in the end (delta: 5.0GB). Free memory was 267.7MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6693.76ms. Allocated memory was 5.6GB in the beginning and 8.1GB in the end (delta: 2.5GB). Free memory was 3.6GB in the beginning and 5.5GB in the end (delta: -1.9GB). Peak memory consumption was 853.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5864.50ms. Allocated memory was 8.1GB in the beginning and 10.9GB in the end (delta: 2.8GB). Free memory was 5.5GB in the beginning and 7.8GB in the end (delta: -2.3GB). Peak memory consumption was 652.2MB. Max. memory is 16.1GB. * RCFGBuilder took 112788.46ms. Allocated memory was 10.9GB in the beginning and 12.3GB in the end (delta: 1.4GB). Free memory was 7.8GB in the beginning and 8.6GB in the end (delta: -887.1MB). Peak memory consumption was 965.7MB. 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 15:55:15,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764516a4-6677-4812-b986-41f41df0e7a1/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