./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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 c727ce378f9c6151587faf5638863d5f3634ffe42c74bcfcd0e6318a1faa4f2e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:39,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:39,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:39,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:39,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:39,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:39,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:39,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:39,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:39,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:39,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:39,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:39,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:39,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:39,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:39,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:39,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:39,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:39,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:39,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:39,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:39,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:39,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:39,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:39,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:39,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:39,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:39,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:39,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:39,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:39,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:39,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:39,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:39,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:39,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:39,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:39,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:39,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:39,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:39,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:39,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:39,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:56:39,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:39,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:39,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:39,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:39,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:39,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:39,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:39,458 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:39,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:39,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:39,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:39,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:39,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:39,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:39,466 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:39,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:39,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:39,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:39,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:39,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:39,466 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:39,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:39,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:39,467 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c727ce378f9c6151587faf5638863d5f3634ffe42c74bcfcd0e6318a1faa4f2e [2021-11-23 15:56:39,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:39,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:39,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:39,794 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:39,795 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:39,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label34.c [2021-11-23 15:56:39,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/ff7e9904b/f45ad4c612a546aea4f3c2b5a0a5f74b/FLAG1904c0fbf [2021-11-23 15:56:40,696 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:40,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c [2021-11-23 15:56:40,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/ff7e9904b/f45ad4c612a546aea4f3c2b5a0a5f74b/FLAG1904c0fbf [2021-11-23 15:56:41,226 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/ff7e9904b/f45ad4c612a546aea4f3c2b5a0a5f74b [2021-11-23 15:56:41,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:41,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:41,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:41,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:41,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:41,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@533ee8f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:41, skipping insertion in model container [2021-11-23 15:56:41,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:41" (1/1) ... [2021-11-23 15:56:41,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:41,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:41,870 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c[7959,7972] [2021-11-23 15:56:43,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:43,026 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:43,071 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c[7959,7972] [2021-11-23 15:56:43,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:43,946 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:43,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43 WrapperNode [2021-11-23 15:56:43,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:43,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:43,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:43,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:43,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:44,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:44,821 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5583 [2021-11-23 15:56:44,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:44,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:44,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:44,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:44,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:44,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:45,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:45,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:45,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:45,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:43" (1/1) ... [2021-11-23 15:56:45,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:45,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:45,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:45,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:45,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:45,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:45,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:45,661 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:45,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:51,369 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:51,441 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:51,451 INFO L158 Benchmark]: Toolchain (without parser) took 10218.12ms. Allocated memory was 107.0MB in the beginning and 912.3MB in the end (delta: 805.3MB). Free memory was 69.4MB in the beginning and 509.6MB in the end (delta: -440.3MB). Peak memory consumption was 365.1MB. Max. memory is 16.1GB. [2021-11-23 15:56:51,452 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:51,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2714.80ms. Allocated memory was 107.0MB in the beginning and 138.4MB in the end (delta: 31.5MB). Free memory was 69.0MB in the beginning and 58.2MB in the end (delta: 10.8MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:51,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 873.64ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 58.0MB in the beginning and 64.1MB in the end (delta: -6.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:51,457 INFO L158 Benchmark]: Boogie Preprocessor took 641.90ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 64.1MB in the beginning and 231.6MB in the end (delta: -167.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:51,458 INFO L158 Benchmark]: RCFGBuilder took 5982.76ms. Allocated memory was 394.3MB in the beginning and 912.3MB in the end (delta: 518.0MB). Free memory was 231.4MB in the beginning and 509.6MB in the end (delta: -278.2MB). Peak memory consumption was 240.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:51,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2714.80ms. Allocated memory was 107.0MB in the beginning and 138.4MB in the end (delta: 31.5MB). Free memory was 69.0MB in the beginning and 58.2MB in the end (delta: 10.8MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 873.64ms. Allocated memory was 138.4MB in the beginning and 197.1MB in the end (delta: 58.7MB). Free memory was 58.0MB in the beginning and 64.1MB in the end (delta: -6.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 641.90ms. Allocated memory was 197.1MB in the beginning and 394.3MB in the end (delta: 197.1MB). Free memory was 64.1MB in the beginning and 231.6MB in the end (delta: -167.5MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * RCFGBuilder took 5982.76ms. Allocated memory was 394.3MB in the beginning and 912.3MB in the end (delta: 518.0MB). Free memory was 231.4MB in the beginning and 509.6MB in the end (delta: -278.2MB). Peak memory consumption was 240.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:51,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label34.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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 c727ce378f9c6151587faf5638863d5f3634ffe42c74bcfcd0e6318a1faa4f2e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:54,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:54,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:54,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:54,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:54,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:54,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:54,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:54,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:54,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:54,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:54,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:54,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:54,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:54,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:54,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:54,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:54,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:54,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:54,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:54,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:54,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:54,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:54,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:54,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:54,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:54,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:54,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:54,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:54,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:54,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:54,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:54,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:54,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:54,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:54,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:54,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:54,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:54,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:54,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:54,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:54,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:56:54,326 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:54,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:54,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:54,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:54,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:54,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:54,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:54,333 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:56:54,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:56:54,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:54,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:54,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:54,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:54,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:54,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:54,336 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:54,337 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:56:54,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:54,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:54,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:54,338 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:54,338 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:54,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:54,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:54,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:54,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:54,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:54,340 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:54,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:54,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:54,341 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:54,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:54,342 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c727ce378f9c6151587faf5638863d5f3634ffe42c74bcfcd0e6318a1faa4f2e [2021-11-23 15:56:54,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:54,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:54,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:54,779 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:54,780 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:54,781 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem13_label34.c [2021-11-23 15:56:54,860 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/de9ecbef3/d5f8b02584e34cceaaf608d793dcb5f0/FLAGb708f9903 [2021-11-23 15:56:55,952 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:55,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c [2021-11-23 15:56:55,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/de9ecbef3/d5f8b02584e34cceaaf608d793dcb5f0/FLAGb708f9903 [2021-11-23 15:56:56,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/data/de9ecbef3/d5f8b02584e34cceaaf608d793dcb5f0 [2021-11-23 15:56:56,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:56,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:56,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:56,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:56,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:56,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb84355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:56, skipping insertion in model container [2021-11-23 15:56:56,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:56" (1/1) ... [2021-11-23 15:56:56,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:56,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:56,932 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c[7959,7972] [2021-11-23 15:56:58,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:58,151 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:58,204 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_f6f37332-f474-4c60-ba4c-4eddd1f2e842/sv-benchmarks/c/eca-rers2012/Problem13_label34.c[7959,7972] [2021-11-23 15:56:58,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:58,960 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:58,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58 WrapperNode [2021-11-23 15:56:58,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:58,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:58,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:58,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:58,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,260 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5578 [2021-11-23 15:56:59,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:59,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:59,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:59,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:59,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:59,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:59,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:59,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:59,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:58" (1/1) ... [2021-11-23 15:56:59,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:59,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:59,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:59,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:00,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:00,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:00,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:00,120 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:00,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:53,451 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:53,532 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 15:57:53,541 INFO L158 Benchmark]: Toolchain (without parser) took 57195.05ms. Allocated memory was 58.7MB in the beginning and 564.1MB in the end (delta: 505.4MB). Free memory was 29.8MB in the beginning and 441.0MB in the end (delta: -411.2MB). Peak memory consumption was 290.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:53,543 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:53,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2616.82ms. Allocated memory was 58.7MB in the beginning and 142.6MB in the end (delta: 83.9MB). Free memory was 29.6MB in the beginning and 44.8MB in the end (delta: -15.2MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:53,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.15ms. Allocated memory is still 142.6MB. Free memory was 44.8MB in the beginning and 44.1MB in the end (delta: 644.4kB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-11-23 15:57:53,546 INFO L158 Benchmark]: Boogie Preprocessor took 586.63ms. Allocated memory was 142.6MB in the beginning and 291.5MB in the end (delta: 148.9MB). Free memory was 44.1MB in the beginning and 196.9MB in the end (delta: -152.8MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:53,547 INFO L158 Benchmark]: RCFGBuilder took 53687.92ms. Allocated memory was 291.5MB in the beginning and 564.1MB in the end (delta: 272.6MB). Free memory was 196.9MB in the beginning and 441.0MB in the end (delta: -244.1MB). Peak memory consumption was 226.5MB. Max. memory is 16.1GB. [2021-11-23 15:57:53,559 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2616.82ms. Allocated memory was 58.7MB in the beginning and 142.6MB in the end (delta: 83.9MB). Free memory was 29.6MB in the beginning and 44.8MB in the end (delta: -15.2MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.15ms. Allocated memory is still 142.6MB. Free memory was 44.8MB in the beginning and 44.1MB in the end (delta: 644.4kB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 586.63ms. Allocated memory was 142.6MB in the beginning and 291.5MB in the end (delta: 148.9MB). Free memory was 44.1MB in the beginning and 196.9MB in the end (delta: -152.8MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * RCFGBuilder took 53687.92ms. Allocated memory was 291.5MB in the beginning and 564.1MB in the end (delta: 272.6MB). Free memory was 196.9MB in the beginning and 441.0MB in the end (delta: -244.1MB). Peak memory consumption was 226.5MB. 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 15:57:53,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f37332-f474-4c60-ba4c-4eddd1f2e842/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