./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label42.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_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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_12319b3c-5b60-4ea9-9e6a-548295539865/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 7a5efd35608b2274a82684e59fb25c4995783dd9fff74f1e981ddde01ab75357 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:36,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:36,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:36,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:36,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:36,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:36,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:36,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:36,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:36,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:36,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:36,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:36,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:36,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:36,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:36,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:36,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:36,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:36,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:36,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:36,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:36,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:36,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:36,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:36,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:36,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:36,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:36,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:36,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:36,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:36,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:36,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:36,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:36,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:36,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:36,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:36,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:36,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:36,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:36,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:36,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:36,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:53:36,476 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:36,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:36,477 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:36,477 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:36,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:36,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:36,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:36,479 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:36,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:53:36,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:36,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:36,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:36,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:36,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:36,480 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:36,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:36,480 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:36,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:36,481 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:36,481 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:36,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:36,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:36,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:36,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:36,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:36,482 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:53:36,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:53:36,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:36,483 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_12319b3c-5b60-4ea9-9e6a-548295539865/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a5efd35608b2274a82684e59fb25c4995783dd9fff74f1e981ddde01ab75357 [2021-11-23 15:53:36,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:36,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:36,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:36,764 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:36,765 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:36,768 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2021-11-23 15:53:36,840 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/08c4398e0/33551e7008134b0a927aae1596fe87c7/FLAG13ebfd99f [2021-11-23 15:53:37,456 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:37,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2021-11-23 15:53:37,483 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/08c4398e0/33551e7008134b0a927aae1596fe87c7/FLAG13ebfd99f [2021-11-23 15:53:37,697 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/08c4398e0/33551e7008134b0a927aae1596fe87c7 [2021-11-23 15:53:37,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:37,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:37,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:37,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:37,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:37,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:37,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e73d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:37, skipping insertion in model container [2021-11-23 15:53:37,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:37" (1/1) ... [2021-11-23 15:53:37,729 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:37,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:37,991 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_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c[4428,4441] [2021-11-23 15:53:38,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:38,279 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:38,301 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_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c[4428,4441] [2021-11-23 15:53:38,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:38,403 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:38,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38 WrapperNode [2021-11-23 15:53:38,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:38,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:38,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:38,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:38,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,504 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 15:53:38,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:38,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:38,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:38,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:38,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:38,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:38,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:38,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:38,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:38" (1/1) ... [2021-11-23 15:53:38,597 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:38,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:38,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:38,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:38,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:53:38,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:38,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:38,773 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:38,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:40,116 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:40,163 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 15:53:40,194 INFO L158 Benchmark]: Toolchain (without parser) took 2493.72ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 64.4MB in the beginning and 103.3MB in the end (delta: -38.9MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:40,196 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 54.3MB in the beginning and 54.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:40,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.18ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 64.2MB in the beginning and 90.5MB in the end (delta: -26.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:40,197 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.29ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 81.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:40,198 INFO L158 Benchmark]: Boogie Preprocessor took 82.27ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 75.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:40,199 INFO L158 Benchmark]: RCFGBuilder took 1603.45ms. Allocated memory is still 138.4MB. Free memory was 75.2MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:40,202 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 54.3MB in the beginning and 54.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.18ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 64.2MB in the beginning and 90.5MB in the end (delta: -26.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.29ms. Allocated memory is still 138.4MB. Free memory was 90.5MB in the beginning and 81.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.27ms. Allocated memory is still 138.4MB. Free memory was 81.3MB in the beginning and 75.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1603.45ms. Allocated memory is still 138.4MB. Free memory was 75.2MB in the beginning and 103.3MB in the end (delta: -28.2MB). Peak memory consumption was 35.1MB. 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 15:53:40,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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_12319b3c-5b60-4ea9-9e6a-548295539865/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 7a5efd35608b2274a82684e59fb25c4995783dd9fff74f1e981ddde01ab75357 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:42,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:42,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:42,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:42,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:42,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:42,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:42,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:42,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:42,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:42,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:42,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:42,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:42,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:42,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:42,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:42,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:42,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:42,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:42,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:42,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:42,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:42,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:42,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:42,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:42,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:42,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:42,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:42,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:42,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:42,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:42,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:42,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:42,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:42,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:42,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:42,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:42,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:42,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:42,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:42,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:42,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:42,820 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:42,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:42,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:42,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:42,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:42,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:42,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:42,824 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:42,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:42,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:42,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:42,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:42,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:42,827 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:42,827 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:42,827 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:42,827 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:42,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:42,828 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:42,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:42,828 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:42,829 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:42,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:42,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:42,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:42,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:42,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:42,830 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:42,830 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:42,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:42,831 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:42,831 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:42,832 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_12319b3c-5b60-4ea9-9e6a-548295539865/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a5efd35608b2274a82684e59fb25c4995783dd9fff74f1e981ddde01ab75357 [2021-11-23 15:53:43,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:43,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:43,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:43,267 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:43,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:43,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2021-11-23 15:53:43,345 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/252ff7a16/d245f85a18264282bc198f44b97d214c/FLAG8baf48582 [2021-11-23 15:53:44,023 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:44,023 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c [2021-11-23 15:53:44,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/252ff7a16/d245f85a18264282bc198f44b97d214c/FLAG8baf48582 [2021-11-23 15:53:44,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/data/252ff7a16/d245f85a18264282bc198f44b97d214c [2021-11-23 15:53:44,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:44,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:44,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:44,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:44,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:44,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:44" (1/1) ... [2021-11-23 15:53:44,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45118b45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:44, skipping insertion in model container [2021-11-23 15:53:44,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:44" (1/1) ... [2021-11-23 15:53:44,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:44,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:44,569 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_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c[4428,4441] [2021-11-23 15:53:44,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:44,849 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:44,873 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_12319b3c-5b60-4ea9-9e6a-548295539865/sv-benchmarks/c/eca-rers2012/Problem14_label42.c[4428,4441] [2021-11-23 15:53:45,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:45,017 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:45,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45 WrapperNode [2021-11-23 15:53:45,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:45,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:45,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:45,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,107 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 856 [2021-11-23 15:53:45,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:45,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:45,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:45,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:45,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:45,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:45,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:45,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:45" (1/1) ... [2021-11-23 15:53:45,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:45,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:45,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:45,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:45,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:45,401 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:45,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:48,642 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:48,696 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 15:53:48,702 INFO L158 Benchmark]: Toolchain (without parser) took 4438.37ms. Allocated memory was 56.6MB in the beginning and 102.8MB in the end (delta: 46.1MB). Free memory was 31.9MB in the beginning and 55.8MB in the end (delta: -23.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:53:48,704 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:48,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.22ms. Allocated memory was 56.6MB in the beginning and 77.6MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 49.7MB in the end (delta: -18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:48,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.32ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 43.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:48,708 INFO L158 Benchmark]: Boogie Preprocessor took 96.95ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 38.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:53:48,709 INFO L158 Benchmark]: RCFGBuilder took 3494.13ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 38.2MB in the beginning and 55.8MB in the end (delta: -17.6MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:48,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 56.6MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.22ms. Allocated memory was 56.6MB in the beginning and 77.6MB in the end (delta: 21.0MB). Free memory was 31.7MB in the beginning and 49.7MB in the end (delta: -18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.32ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 43.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.95ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 38.2MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3494.13ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 38.2MB in the beginning and 55.8MB in the end (delta: -17.6MB). Peak memory consumption was 16.4MB. 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 15:53:48,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12319b3c-5b60-4ea9-9e6a-548295539865/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