./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label11.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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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 05304907b173f35ae86ead9bea08abf85c97bbd94fd3cf389c54ce6fac582ae4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:11,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:11,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:11,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:11,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:11,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:11,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:11,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:11,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:11,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:11,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:11,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:11,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:11,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:11,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:11,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:11,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:11,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:11,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:11,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:11,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:11,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:11,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:11,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:11,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:11,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:11,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:11,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:11,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:11,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:11,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:11,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:11,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:11,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:11,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:11,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:11,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:11,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:11,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:11,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:11,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:11,306 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:33:11,334 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:11,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:11,338 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:11,338 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:11,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:11,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:11,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:11,340 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:11,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:33:11,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:11,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:11,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:11,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:11,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:11,343 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:11,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:11,343 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:11,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:11,344 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:11,344 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:11,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:11,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:11,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:11,345 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:11,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:11,346 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:33:11,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:33:11,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:11,346 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05304907b173f35ae86ead9bea08abf85c97bbd94fd3cf389c54ce6fac582ae4 [2021-11-23 15:33:11,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:11,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:11,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:11,708 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:11,710 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:11,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label11.c [2021-11-23 15:33:11,792 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/3ec365de6/01e87deb0ada490cb2f663b1a565ef15/FLAGcd8948aec [2021-11-23 15:33:12,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:12,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c [2021-11-23 15:33:12,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/3ec365de6/01e87deb0ada490cb2f663b1a565ef15/FLAGcd8948aec [2021-11-23 15:33:12,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/3ec365de6/01e87deb0ada490cb2f663b1a565ef15 [2021-11-23 15:33:12,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:12,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:12,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:12,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:12,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:12,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:12" (1/1) ... [2021-11-23 15:33:12,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f51cb91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:12, skipping insertion in model container [2021-11-23 15:33:12,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:12" (1/1) ... [2021-11-23 15:33:12,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:12,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:13,100 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c[6968,6981] [2021-11-23 15:33:13,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:13,302 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:13,360 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c[6968,6981] [2021-11-23 15:33:13,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:13,437 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:13,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13 WrapperNode [2021-11-23 15:33:13,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:13,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:13,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:13,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:13,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,575 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 597 [2021-11-23 15:33:13,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:13,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:13,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:13,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:13,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:13,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:13,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:13,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:13,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:13" (1/1) ... [2021-11-23 15:33:13,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:13,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:13,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:13,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:13,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:13,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:33:13,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:13,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:13,914 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:13,916 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:15,314 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:15,383 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 15:33:15,389 INFO L158 Benchmark]: Toolchain (without parser) took 2636.08ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 75.1MB in the beginning and 51.8MB in the end (delta: 23.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:33:15,391 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:15,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.99ms. Allocated memory is still 109.1MB. Free memory was 74.9MB in the beginning and 66.1MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:15,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.47ms. Allocated memory is still 109.1MB. Free memory was 66.1MB in the beginning and 58.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:33:15,395 INFO L158 Benchmark]: Boogie Preprocessor took 74.46ms. Allocated memory is still 109.1MB. Free memory was 58.0MB in the beginning and 53.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:15,396 INFO L158 Benchmark]: RCFGBuilder took 1733.75ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 53.3MB in the beginning and 51.8MB in the end (delta: 1.5MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 15:33:15,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 109.1MB. Free memory was 62.4MB in the beginning and 62.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.99ms. Allocated memory is still 109.1MB. Free memory was 74.9MB in the beginning and 66.1MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.47ms. Allocated memory is still 109.1MB. Free memory was 66.1MB in the beginning and 58.0MB in the end (delta: 8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.46ms. Allocated memory is still 109.1MB. Free memory was 58.0MB in the beginning and 53.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1733.75ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 53.3MB in the beginning and 51.8MB in the end (delta: 1.5MB). Peak memory consumption was 38.1MB. 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 15:33:15,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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 05304907b173f35ae86ead9bea08abf85c97bbd94fd3cf389c54ce6fac582ae4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:33:18,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:33:18,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:33:18,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:33:18,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:33:18,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:33:18,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:33:18,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:33:18,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:33:18,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:33:18,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:33:18,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:33:18,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:33:18,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:33:18,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:33:18,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:33:18,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:33:18,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:33:18,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:33:18,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:33:18,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:33:18,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:33:18,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:33:18,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:33:18,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:33:18,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:33:18,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:33:18,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:33:18,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:33:18,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:33:18,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:33:18,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:33:18,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:33:18,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:33:18,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:33:18,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:33:18,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:33:18,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:33:18,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:33:18,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:33:18,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:33:18,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:33:18,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:33:18,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:33:18,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:33:18,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:33:18,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:33:18,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:33:18,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:33:18,426 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:33:18,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:33:18,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:33:18,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:33:18,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:33:18,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:33:18,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:33:18,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:33:18,429 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:33:18,429 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:33:18,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:33:18,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:33:18,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:33:18,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:33:18,431 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:33:18,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:33:18,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:18,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:33:18,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:33:18,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:33:18,432 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:33:18,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:33:18,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:33:18,433 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:33:18,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:33:18,434 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05304907b173f35ae86ead9bea08abf85c97bbd94fd3cf389c54ce6fac582ae4 [2021-11-23 15:33:18,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:33:18,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:33:18,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:33:18,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:33:18,961 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:33:18,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem10_label11.c [2021-11-23 15:33:19,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/e295e1cc5/e01d0343b3c4495eacd7f5bf55380a63/FLAG45a0302e9 [2021-11-23 15:33:19,797 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:33:19,798 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c [2021-11-23 15:33:19,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/e295e1cc5/e01d0343b3c4495eacd7f5bf55380a63/FLAG45a0302e9 [2021-11-23 15:33:19,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/data/e295e1cc5/e01d0343b3c4495eacd7f5bf55380a63 [2021-11-23 15:33:19,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:33:19,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:33:19,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:19,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:33:19,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:33:20,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:19" (1/1) ... [2021-11-23 15:33:20,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671ad549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20, skipping insertion in model container [2021-11-23 15:33:20,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:19" (1/1) ... [2021-11-23 15:33:20,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:33:20,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:33:20,457 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c[6968,6981] [2021-11-23 15:33:20,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:20,721 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:33:20,788 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_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/sv-benchmarks/c/eca-rers2012/Problem10_label11.c[6968,6981] [2021-11-23 15:33:20,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:33:20,965 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:33:20,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20 WrapperNode [2021-11-23 15:33:20,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:33:20,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:20,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:33:20,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:33:20,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,102 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 595 [2021-11-23 15:33:21,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:33:21,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:33:21,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:33:21,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:33:21,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:33:21,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:33:21,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:33:21,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:33:21,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:20" (1/1) ... [2021-11-23 15:33:21,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:33:21,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:33:21,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:33:21,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:33:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:33:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:33:21,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:33:21,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:33:21,409 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:33:21,411 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:33:24,719 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:33:24,803 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 15:33:24,812 INFO L158 Benchmark]: Toolchain (without parser) took 4816.00ms. Allocated memory was 52.4MB in the beginning and 90.2MB in the end (delta: 37.7MB). Free memory was 27.5MB in the beginning and 61.9MB in the end (delta: -34.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,812 INFO L158 Benchmark]: CDTParser took 1.83ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:33:24,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 972.98ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.2MB in the beginning and 40.0MB in the end (delta: -12.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.94ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 34.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,818 INFO L158 Benchmark]: Boogie Preprocessor took 85.13ms. Allocated memory is still 62.9MB. Free memory was 34.6MB in the beginning and 30.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,819 INFO L158 Benchmark]: RCFGBuilder took 3598.81ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 30.3MB in the beginning and 61.9MB in the end (delta: -31.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 15:33:24,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 972.98ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.2MB in the beginning and 40.0MB in the end (delta: -12.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.94ms. Allocated memory is still 62.9MB. Free memory was 40.0MB in the beginning and 34.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.13ms. Allocated memory is still 62.9MB. Free memory was 34.6MB in the beginning and 30.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3598.81ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 30.3MB in the beginning and 61.9MB in the end (delta: -31.6MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:33:24,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd0ed7f8-371f-4ad0-a9d7-43aa975440ec/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