./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label17.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_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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_7658e213-76bf-4876-97ca-8af626faefb6/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 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:59:10,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:59:10,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:59:10,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:59:10,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:59:10,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:59:10,275 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:59:10,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:59:10,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:59:10,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:59:10,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:59:10,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:59:10,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:59:10,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:59:10,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:59:10,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:59:10,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:59:10,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:59:10,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:59:10,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:59:10,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:59:10,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:59:10,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:59:10,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:59:10,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:59:10,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:59:10,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:59:10,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:59:10,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:59:10,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:59:10,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:59:10,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:59:10,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:59:10,341 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:59:10,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:59:10,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:59:10,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:59:10,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:59:10,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:59:10,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:59:10,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:59:10,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:59:10,391 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:59:10,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:59:10,393 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:59:10,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:59:10,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:59:10,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:59:10,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:59:10,395 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:59:10,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:59:10,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:59:10,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:59:10,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:59:10,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:59:10,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:59:10,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:59:10,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:59:10,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:59:10,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:59:10,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:59:10,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:59:10,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:59:10,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:10,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:59:10,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:59:10,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:59:10,407 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:59:10,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:59:10,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:59:10,408 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_7658e213-76bf-4876-97ca-8af626faefb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 [2021-11-23 15:59:10,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:59:10,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:59:10,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:59:10,772 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:59:10,773 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:59:10,774 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label17.c [2021-11-23 15:59:10,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/8fcc5bacb/6bd4da401985408bb037ce754e57ec69/FLAG1bc1291a4 [2021-11-23 15:59:13,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:59:13,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c [2021-11-23 15:59:13,516 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/8fcc5bacb/6bd4da401985408bb037ce754e57ec69/FLAG1bc1291a4 [2021-11-23 15:59:13,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/8fcc5bacb/6bd4da401985408bb037ce754e57ec69 [2021-11-23 15:59:13,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:59:13,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:59:13,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:13,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:59:13,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:59:13,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6671d36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:13, skipping insertion in model container [2021-11-23 15:59:13,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:59:13" (1/1) ... [2021-11-23 15:59:13,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:59:14,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:59:26,644 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_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2021-11-23 15:59:26,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:26,721 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:59:33,510 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_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2021-11-23 15:59:33,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:59:34,544 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:59:34,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34 WrapperNode [2021-11-23 15:59:34,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:59:34,569 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:34,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:59:34,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:59:34,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:35,505 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:38,446 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2021-11-23 15:59:38,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:59:38,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:59:38,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:59:38,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:59:38,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:38,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:39,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:39,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:40,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:40,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:41,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:41,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:59:41,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:59:41,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:59:41,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:59:41,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:59:34" (1/1) ... [2021-11-23 15:59:41,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:59:41,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:59:41,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:59:41,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:59:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:59:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:59:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:59:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:59:41,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:59:41,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:00:16,469 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:00:16,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:00:16,605 INFO L158 Benchmark]: Toolchain (without parser) took 62929.45ms. Allocated memory was 327.2MB in the beginning and 8.3GB in the end (delta: 7.9GB). Free memory was 207.1MB in the beginning and 6.5GB in the end (delta: -6.3GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2021-11-23 16:00:16,607 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:00:16,609 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20882.68ms. Allocated memory was 327.2MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 206.9MB in the beginning and 852.8MB in the end (delta: -645.9MB). Peak memory consumption was 807.4MB. Max. memory is 16.1GB. [2021-11-23 16:00:16,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 3877.40ms. Allocated memory was 1.5GB in the beginning and 3.0GB in the end (delta: 1.5GB). Free memory was 852.8MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 429.9MB. Max. memory is 16.1GB. [2021-11-23 16:00:16,612 INFO L158 Benchmark]: Boogie Preprocessor took 3147.90ms. Allocated memory was 3.0GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 4.4GB in the end (delta: -2.4GB). Peak memory consumption was 429.9MB. Max. memory is 16.1GB. [2021-11-23 16:00:16,613 INFO L158 Benchmark]: RCFGBuilder took 35006.69ms. Allocated memory was 5.6GB in the beginning and 8.3GB in the end (delta: 2.7GB). Free memory was 4.4GB in the beginning and 6.5GB in the end (delta: -2.1GB). Peak memory consumption was 634.4MB. Max. memory is 16.1GB. [2021-11-23 16:00:16,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 62.9MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20882.68ms. Allocated memory was 327.2MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 206.9MB in the beginning and 852.8MB in the end (delta: -645.9MB). Peak memory consumption was 807.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3877.40ms. Allocated memory was 1.5GB in the beginning and 3.0GB in the end (delta: 1.5GB). Free memory was 852.8MB in the beginning and 2.0GB in the end (delta: -1.1GB). Peak memory consumption was 429.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3147.90ms. Allocated memory was 3.0GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 4.4GB in the end (delta: -2.4GB). Peak memory consumption was 429.9MB. Max. memory is 16.1GB. * RCFGBuilder took 35006.69ms. Allocated memory was 5.6GB in the beginning and 8.3GB in the end (delta: 2.7GB). Free memory was 4.4GB in the beginning and 6.5GB in the end (delta: -2.1GB). Peak memory consumption was 634.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:00:16,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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_7658e213-76bf-4876-97ca-8af626faefb6/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 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:00:19,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:00:19,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:00:19,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:00:19,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:00:19,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:00:19,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:00:19,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:00:19,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:00:19,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:00:19,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:00:19,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:00:19,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:00:19,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:00:19,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:00:19,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:00:19,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:00:19,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:00:19,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:00:19,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:00:19,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:00:19,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:00:19,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:00:19,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:00:19,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:00:19,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:00:19,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:00:19,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:00:19,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:00:19,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:00:19,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:00:19,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:00:19,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:00:19,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:00:19,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:00:19,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:00:19,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:00:19,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:00:19,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:00:19,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:00:19,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:00:19,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 16:00:19,277 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:00:19,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:00:19,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:00:19,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 16:00:19,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 16:00:19,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 16:00:19,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:00:19,280 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 16:00:19,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 16:00:19,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:00:19,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:00:19,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:00:19,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:00:19,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:00:19,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:00:19,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:00:19,283 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 16:00:19,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:00:19,284 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:00:19,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:00:19,284 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 16:00:19,284 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 16:00:19,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:00:19,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:19,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:00:19,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:00:19,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:00:19,286 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:00:19,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:00:19,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:00:19,286 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 16:00:19,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:00:19,287 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_7658e213-76bf-4876-97ca-8af626faefb6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ebfca330b3994d7218606361db90c9a54d0fccff0831793ddcabdbf710607d1 [2021-11-23 16:00:19,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:00:19,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:00:19,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:00:19,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:00:19,668 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:00:19,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-programs/Problem101_label17.c [2021-11-23 16:00:19,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/7817f71e9/b6fefa7b489e4fdc82f71869a5a45899/FLAG603207f88 [2021-11-23 16:00:22,799 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:00:22,800 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c [2021-11-23 16:00:22,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/7817f71e9/b6fefa7b489e4fdc82f71869a5a45899/FLAG603207f88 [2021-11-23 16:00:23,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/data/7817f71e9/b6fefa7b489e4fdc82f71869a5a45899 [2021-11-23 16:00:23,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:00:23,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:00:23,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:23,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:00:23,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:00:23,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:23" (1/1) ... [2021-11-23 16:00:23,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75070631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:23, skipping insertion in model container [2021-11-23 16:00:23,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:00:23" (1/1) ... [2021-11-23 16:00:23,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:00:24,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:00:36,038 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_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2021-11-23 16:00:36,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:36,120 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:00:43,247 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_7658e213-76bf-4876-97ca-8af626faefb6/sv-benchmarks/c/eca-programs/Problem101_label17.c[2767650,2767663] [2021-11-23 16:00:43,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:00:43,895 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:00:43,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43 WrapperNode [2021-11-23 16:00:43,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:00:43,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:43,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:00:43,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:00:43,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:44,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:47,745 INFO L137 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83733 [2021-11-23 16:00:47,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:00:47,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:00:47,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:00:47,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:00:47,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:47,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:48,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:48,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:49,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:50,168 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:50,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:51,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:00:51,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:00:51,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:00:51,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:00:51,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:00:43" (1/1) ... [2021-11-23 16:00:51,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 16:00:51,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 16:00:51,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 16:00:51,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 16:00:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:00:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:00:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:00:51,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:00:51,218 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:00:51,219 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:01:40,137 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 16:01:40,304 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:01:40,311 INFO L158 Benchmark]: Toolchain (without parser) took 77171.80ms. Allocated memory was 373.3MB in the beginning and 8.1GB in the end (delta: 7.7GB). Free memory was 206.9MB in the beginning and 6.6GB in the end (delta: -6.3GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2021-11-23 16:01:40,313 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:01:40,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20757.52ms. Allocated memory was 373.3MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 206.9MB in the beginning and 864.3MB in the end (delta: -657.5MB). Peak memory consumption was 688.9MB. Max. memory is 16.1GB. [2021-11-23 16:01:40,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 3848.26ms. Allocated memory was 1.7GB in the beginning and 3.0GB in the end (delta: 1.4GB). Free memory was 864.3MB in the beginning and 2.1GB in the end (delta: -1.2GB). Peak memory consumption was 375.4MB. Max. memory is 16.1GB. [2021-11-23 16:01:40,316 INFO L158 Benchmark]: Boogie Preprocessor took 3263.85ms. Allocated memory was 3.0GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.1GB in the beginning and 4.5GB in the end (delta: -2.4GB). Peak memory consumption was 414.2MB. Max. memory is 16.1GB. [2021-11-23 16:01:40,317 INFO L158 Benchmark]: RCFGBuilder took 49297.71ms. Allocated memory was 5.6GB in the beginning and 8.1GB in the end (delta: 2.4GB). Free memory was 4.5GB in the beginning and 6.6GB in the end (delta: -2.1GB). Peak memory consumption was 844.1MB. Max. memory is 16.1GB. [2021-11-23 16:01:40,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 69.2MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20757.52ms. Allocated memory was 373.3MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 206.9MB in the beginning and 864.3MB in the end (delta: -657.5MB). Peak memory consumption was 688.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3848.26ms. Allocated memory was 1.7GB in the beginning and 3.0GB in the end (delta: 1.4GB). Free memory was 864.3MB in the beginning and 2.1GB in the end (delta: -1.2GB). Peak memory consumption was 375.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3263.85ms. Allocated memory was 3.0GB in the beginning and 5.6GB in the end (delta: 2.6GB). Free memory was 2.1GB in the beginning and 4.5GB in the end (delta: -2.4GB). Peak memory consumption was 414.2MB. Max. memory is 16.1GB. * RCFGBuilder took 49297.71ms. Allocated memory was 5.6GB in the beginning and 8.1GB in the end (delta: 2.4GB). Free memory was 4.5GB in the beginning and 6.6GB in the end (delta: -2.1GB). Peak memory consumption was 844.1MB. 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 16:01:40,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7658e213-76bf-4876-97ca-8af626faefb6/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