./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label05.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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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 fded81c09b9d8c0d8f8205fc7679bdbf8d13358fde44415d030b5e8efc11d833 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:31,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:31,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:31,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:31,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:31,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:31,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:31,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:31,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:31,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:31,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:31,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:31,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:31,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:31,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:31,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:31,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:31,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:31,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:31,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:31,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:31,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:31,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:31,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:31,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:31,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:31,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:31,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:31,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:31,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:31,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:31,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:31,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:31,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:31,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:31,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:31,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:31,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:31,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:31,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:31,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:31,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:31,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:31,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:31,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:31,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:31,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:31,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:31,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:31,295 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:31,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:31,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:31,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:31,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:31,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:31,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:31,306 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:31,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:31,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:31,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:31,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:31,307 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:31,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:31,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:31,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:31,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:31,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:31,309 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:31,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:31,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:31,310 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fded81c09b9d8c0d8f8205fc7679bdbf8d13358fde44415d030b5e8efc11d833 [2021-11-23 15:56:31,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:31,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:31,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:31,716 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:31,718 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:31,720 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label05.c [2021-11-23 15:56:31,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/b325982da/d651e2db15a842e0965467f72b9718a4/FLAG1505bed02 [2021-11-23 15:56:36,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:36,256 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c [2021-11-23 15:56:36,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/b325982da/d651e2db15a842e0965467f72b9718a4/FLAG1505bed02 [2021-11-23 15:56:36,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/b325982da/d651e2db15a842e0965467f72b9718a4 [2021-11-23 15:56:36,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:36,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:36,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:36,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:36,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:36,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4001967e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:36, skipping insertion in model container [2021-11-23 15:56:36,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:36" (1/1) ... [2021-11-23 15:56:36,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:38,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:06,306 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c[5709859,5709872] [2021-11-23 15:57:06,469 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:06,480 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:21,396 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c[5709859,5709872] [2021-11-23 15:57:21,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:26,923 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:26,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26 WrapperNode [2021-11-23 15:57:26,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:26,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:26,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:26,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:26,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:28,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:33,013 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184295 [2021-11-23 15:57:33,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:33,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:33,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:33,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:33,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:33,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:33,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:33,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:36,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:36,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:37,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:38,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:38,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:38,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:38,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:38,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:26" (1/1) ... [2021-11-23 15:57:38,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:38,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:38,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:38,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:57:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:39,026 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:39,028 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:44,538 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:44,755 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 15:58:44,761 INFO L158 Benchmark]: Toolchain (without parser) took 127941.39ms. Allocated memory was 727.7MB in the beginning and 12.0GB in the end (delta: 11.3GB). Free memory was 470.4MB in the beginning and 8.4GB in the end (delta: -8.0GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 15:58:44,762 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:44,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 50106.13ms. Allocated memory was 727.7MB in the beginning and 7.3GB in the end (delta: 6.5GB). Free memory was 469.9MB in the beginning and 5.3GB in the end (delta: -4.9GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 15:58:44,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 6086.94ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 5.3GB in the beginning and 7.1GB in the end (delta: -1.8GB). Peak memory consumption was 820.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,765 INFO L158 Benchmark]: Boogie Preprocessor took 5686.76ms. Allocated memory is still 9.7GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 415.2MB). Peak memory consumption was 835.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:44,767 INFO L158 Benchmark]: RCFGBuilder took 66056.07ms. Allocated memory was 9.7GB in the beginning and 12.0GB in the end (delta: 2.3GB). Free memory was 6.7GB in the beginning and 8.4GB in the end (delta: -1.7GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2021-11-23 15:58:44,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 50106.13ms. Allocated memory was 727.7MB in the beginning and 7.3GB in the end (delta: 6.5GB). Free memory was 469.9MB in the beginning and 5.3GB in the end (delta: -4.9GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 6086.94ms. Allocated memory was 7.3GB in the beginning and 9.7GB in the end (delta: 2.5GB). Free memory was 5.3GB in the beginning and 7.1GB in the end (delta: -1.8GB). Peak memory consumption was 820.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5686.76ms. Allocated memory is still 9.7GB. Free memory was 7.1GB in the beginning and 6.7GB in the end (delta: 415.2MB). Peak memory consumption was 835.7MB. Max. memory is 16.1GB. * RCFGBuilder took 66056.07ms. Allocated memory was 9.7GB in the beginning and 12.0GB in the end (delta: 2.3GB). Free memory was 6.7GB in the beginning and 8.4GB in the end (delta: -1.7GB). Peak memory consumption was 1.0GB. 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 15:58:44,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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 fded81c09b9d8c0d8f8205fc7679bdbf8d13358fde44415d030b5e8efc11d833 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:47,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:47,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:47,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:47,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:47,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:47,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:47,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:47,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:47,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:47,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:47,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:47,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:47,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:47,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:47,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:47,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:47,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:47,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:47,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:47,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:47,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:47,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:47,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:47,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:47,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:47,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:47,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:47,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:47,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:47,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:47,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:47,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:47,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:47,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:47,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:47,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:47,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:47,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:47,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:47,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:47,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:58:47,539 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:47,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:47,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:47,542 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:47,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:47,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:47,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:47,544 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:58:47,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:58:47,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:47,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:47,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:47,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:47,546 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:47,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:47,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:47,547 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:58:47,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:47,547 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:47,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:47,548 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:47,548 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:47,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:47,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:47,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:47,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:47,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:47,549 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:47,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:47,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:47,550 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:47,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:47,551 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fded81c09b9d8c0d8f8205fc7679bdbf8d13358fde44415d030b5e8efc11d833 [2021-11-23 15:58:47,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:47,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:47,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:47,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:47,935 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:47,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem102_label05.c [2021-11-23 15:58:47,996 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/d7413a039/11f1efd097e446d38885a60b74e62027/FLAG958511529 [2021-11-23 15:58:52,208 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:52,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c [2021-11-23 15:58:52,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/d7413a039/11f1efd097e446d38885a60b74e62027/FLAG958511529 [2021-11-23 15:58:52,979 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/data/d7413a039/11f1efd097e446d38885a60b74e62027 [2021-11-23 15:58:52,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:52,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:52,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:52,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:52,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:52,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291a8520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:52, skipping insertion in model container [2021-11-23 15:58:52,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:52" (1/1) ... [2021-11-23 15:58:52,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:54,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:20,664 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c[5709859,5709872] [2021-11-23 15:59:20,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:20,825 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:35,708 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_4bd0de21-b40f-413e-b757-6a4eaf89fda5/sv-benchmarks/c/eca-programs/Problem102_label05.c[5709859,5709872] [2021-11-23 15:59:35,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:40,881 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:40,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40 WrapperNode [2021-11-23 15:59:40,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:40,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:40,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:40,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:40,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:42,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:46,686 INFO L137 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184212 [2021-11-23 15:59:46,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:46,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:46,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:46,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:46,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:46,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:48,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:48,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:50,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:51,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:51,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:52,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:52,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:52,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:52,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:52,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:40" (1/1) ... [2021-11-23 15:59:52,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:52,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:52,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:52,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:59:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:52,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:52,718 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:52,720 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:01:26,396 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:01:26,779 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 16:01:26,786 INFO L158 Benchmark]: Toolchain (without parser) took 153800.25ms. Allocated memory was 962.6MB in the beginning and 11.9GB in the end (delta: 11.0GB). Free memory was 675.1MB in the beginning and 8.1GB in the end (delta: -7.4GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-23 16:01:26,787 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 44.9MB in the beginning and 44.9MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:01:26,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 47897.29ms. Allocated memory was 962.6MB in the beginning and 6.0GB in the end (delta: 5.0GB). Free memory was 675.1MB in the beginning and 4.0GB in the end (delta: -3.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 16:01:26,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 5803.09ms. Allocated memory was 6.0GB in the beginning and 8.5GB in the end (delta: 2.6GB). Free memory was 4.0GB in the beginning and 5.8GB in the end (delta: -1.9GB). Peak memory consumption was 729.8MB. Max. memory is 16.1GB. [2021-11-23 16:01:26,790 INFO L158 Benchmark]: Boogie Preprocessor took 5755.43ms. Allocated memory is still 8.5GB. Free memory was 5.8GB in the beginning and 5.4GB in the end (delta: 472.9MB). Peak memory consumption was 508.6MB. Max. memory is 16.1GB. [2021-11-23 16:01:26,791 INFO L158 Benchmark]: RCFGBuilder took 94339.22ms. Allocated memory was 8.5GB in the beginning and 11.9GB in the end (delta: 3.4GB). Free memory was 5.4GB in the beginning and 8.1GB in the end (delta: -2.7GB). Peak memory consumption was 854.6MB. Max. memory is 16.1GB. [2021-11-23 16:01:26,800 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 62.9MB. Free memory was 44.9MB in the beginning and 44.9MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 47897.29ms. Allocated memory was 962.6MB in the beginning and 6.0GB in the end (delta: 5.0GB). Free memory was 675.1MB in the beginning and 4.0GB in the end (delta: -3.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 5803.09ms. Allocated memory was 6.0GB in the beginning and 8.5GB in the end (delta: 2.6GB). Free memory was 4.0GB in the beginning and 5.8GB in the end (delta: -1.9GB). Peak memory consumption was 729.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 5755.43ms. Allocated memory is still 8.5GB. Free memory was 5.8GB in the beginning and 5.4GB in the end (delta: 472.9MB). Peak memory consumption was 508.6MB. Max. memory is 16.1GB. * RCFGBuilder took 94339.22ms. Allocated memory was 8.5GB in the beginning and 11.9GB in the end (delta: 3.4GB). Free memory was 5.4GB in the beginning and 8.1GB in the end (delta: -2.7GB). Peak memory consumption was 854.6MB. 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 16:01:26,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bd0de21-b40f-413e-b757-6a4eaf89fda5/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