./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label34.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_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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_c2626503-44c8-4808-98be-5c80819324be/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 8ac0e94c7d3c2bd4e595b1edf2fec81e704e99d1974a2a1d5565771855b4544e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:19,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:19,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:19,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:19,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:19,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:19,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:19,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:19,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:19,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:19,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:19,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:19,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:19,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:19,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:19,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:19,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:19,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:19,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:19,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:19,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:19,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:19,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:19,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:19,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:19,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:19,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:19,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:19,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:19,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:19,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:19,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:19,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:19,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:19,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:19,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:19,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:19,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:19,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:19,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:19,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:19,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:19,400 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:19,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:19,402 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:19,402 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:19,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:19,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:19,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:19,404 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:19,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:19,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:19,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:19,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:19,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:19,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:19,412 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:19,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:19,413 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:19,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:19,413 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:19,414 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:19,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:19,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:19,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:19,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:19,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:19,415 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:19,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:19,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:19,416 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_c2626503-44c8-4808-98be-5c80819324be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ac0e94c7d3c2bd4e595b1edf2fec81e704e99d1974a2a1d5565771855b4544e [2021-11-23 15:49:19,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:19,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:19,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:19,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:19,714 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:19,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label34.c [2021-11-23 15:49:19,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/402b93c30/02be0147060843abb02e17bfe9cd75ba/FLAGab063a21f [2021-11-23 15:49:20,379 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:20,379 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c [2021-11-23 15:49:20,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/402b93c30/02be0147060843abb02e17bfe9cd75ba/FLAGab063a21f [2021-11-23 15:49:20,647 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/402b93c30/02be0147060843abb02e17bfe9cd75ba [2021-11-23 15:49:20,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:20,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:20,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:20,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:20,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:20,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ae7145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20, skipping insertion in model container [2021-11-23 15:49:20,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:20,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:20,950 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_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c[2947,2960] [2021-11-23 15:49:21,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:21,253 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:21,286 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_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c[2947,2960] [2021-11-23 15:49:21,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:21,461 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:21,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21 WrapperNode [2021-11-23 15:49:21,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:21,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:21,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:21,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:21,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,605 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:49:21,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:21,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:21,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:21,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:21,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:21,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:21,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:21,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:21,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:21" (1/1) ... [2021-11-23 15:49:21,734 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:21,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:21,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:21,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:21,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:21,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:21,885 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:21,887 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:23,251 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:23,304 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 15:49:23,309 INFO L158 Benchmark]: Toolchain (without parser) took 2656.83ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.7MB in the beginning and 53.2MB in the end (delta: 8.5MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:23,310 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory was 53.0MB in the beginning and 52.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:23,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.69ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 48.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:23,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.07ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 48.6MB in the beginning and 85.4MB in the end (delta: -36.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:23,312 INFO L158 Benchmark]: Boogie Preprocessor took 116.57ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 80.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:23,313 INFO L158 Benchmark]: RCFGBuilder took 1582.48ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 53.2MB in the end (delta: 26.8MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:23,317 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 96.5MB. Free memory was 53.0MB in the beginning and 52.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.69ms. Allocated memory is still 96.5MB. Free memory was 61.5MB in the beginning and 48.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.07ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 48.6MB in the beginning and 85.4MB in the end (delta: -36.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.57ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 80.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1582.48ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 53.2MB in the end (delta: 26.8MB). Peak memory consumption was 49.2MB. 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 15:49:23,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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_c2626503-44c8-4808-98be-5c80819324be/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 8ac0e94c7d3c2bd4e595b1edf2fec81e704e99d1974a2a1d5565771855b4544e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:25,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:25,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:25,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:25,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:25,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:25,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:25,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:25,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:25,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:25,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:25,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:25,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:25,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:25,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:25,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:25,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:25,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:25,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:25,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:25,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:25,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:25,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:25,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:25,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:25,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:25,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:25,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:25,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:25,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:25,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:25,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:25,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:25,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:25,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:25,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:25,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:25,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:25,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:25,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:25,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:25,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:25,854 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:25,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:25,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:25,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:25,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:25,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:25,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:25,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:25,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:25,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:25,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:25,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:25,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:25,859 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:25,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:25,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:25,860 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:25,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:25,860 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:25,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:25,863 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:25,863 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:25,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:25,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:25,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:25,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:25,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:25,865 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:25,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:25,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:25,866 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:25,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:25,867 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_c2626503-44c8-4808-98be-5c80819324be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ac0e94c7d3c2bd4e595b1edf2fec81e704e99d1974a2a1d5565771855b4544e [2021-11-23 15:49:26,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:26,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:26,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:26,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:26,313 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:26,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label34.c [2021-11-23 15:49:26,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/010f57f08/e5ec637c54054fd9a1e98dabefa69678/FLAG5611a7c1a [2021-11-23 15:49:27,107 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:27,108 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c [2021-11-23 15:49:27,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/010f57f08/e5ec637c54054fd9a1e98dabefa69678/FLAG5611a7c1a [2021-11-23 15:49:27,329 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/data/010f57f08/e5ec637c54054fd9a1e98dabefa69678 [2021-11-23 15:49:27,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:27,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:27,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:27,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:27,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:27,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:27" (1/1) ... [2021-11-23 15:49:27,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54603ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:27, skipping insertion in model container [2021-11-23 15:49:27,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:27" (1/1) ... [2021-11-23 15:49:27,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:27,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:27,611 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_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c[2947,2960] [2021-11-23 15:49:27,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:27,945 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:27,978 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_c2626503-44c8-4808-98be-5c80819324be/sv-benchmarks/c/eca-rers2012/Problem14_label34.c[2947,2960] [2021-11-23 15:49:28,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:28,232 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:28,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28 WrapperNode [2021-11-23 15:49:28,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:28,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:28,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:28,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:28,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,267 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,348 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:49:28,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:28,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:28,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:28,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:28,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:28,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:28,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:28,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:28,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:28" (1/1) ... [2021-11-23 15:49:28,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:28,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:28,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:28,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:28,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:28,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:28,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:28,629 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:28,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:31,902 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:31,941 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 15:49:31,945 INFO L158 Benchmark]: Toolchain (without parser) took 4611.90ms. Allocated memory was 60.8MB in the beginning and 117.4MB in the end (delta: 56.6MB). Free memory was 36.4MB in the beginning and 72.8MB in the end (delta: -36.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:31,946 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.9MB in the beginning and 41.8MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:31,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 900.47ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 61.3MB in the end (delta: -25.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:31,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.03ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 55.0MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:31,948 INFO L158 Benchmark]: Boogie Preprocessor took 104.85ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 49.8MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:31,949 INFO L158 Benchmark]: RCFGBuilder took 3488.87ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 49.8MB in the beginning and 72.8MB in the end (delta: -22.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:31,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 41.9MB in the beginning and 41.8MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 900.47ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 36.2MB in the beginning and 61.3MB in the end (delta: -25.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.03ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 55.0MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.85ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 49.8MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3488.87ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 49.8MB in the beginning and 72.8MB in the end (delta: -22.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:31,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2626503-44c8-4808-98be-5c80819324be/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