./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label37.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_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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_04ba2298-af91-4bc8-8395-e9b02249bc06/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 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:39:51,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:39:51,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:39:51,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:39:51,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:39:51,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:39:51,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:39:51,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:39:51,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:39:51,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:39:51,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:39:51,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:39:51,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:39:51,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:39:51,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:39:51,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:39:51,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:39:51,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:39:51,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:39:51,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:39:51,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:39:51,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:39:51,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:39:51,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:39:51,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:39:51,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:39:51,828 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:39:51,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:39:51,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:39:51,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:39:51,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:39:51,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:39:51,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:39:51,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:39:51,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:39:51,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:39:51,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:39:51,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:39:51,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:39:51,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:39:51,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:39:51,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:39:51,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:39:51,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:39:51,890 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:39:51,891 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:39:51,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:39:51,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:39:51,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:39:51,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:39:51,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:39:51,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:39:51,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:39:51,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:39:51,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:39:51,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:39:51,895 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:39:51,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:39:51,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:39:51,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:39:51,895 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:39:51,896 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:39:51,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:39:51,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:51,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:39:51,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:39:51,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:39:51,897 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:39:51,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:39:51,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:39:51,898 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_04ba2298-af91-4bc8-8395-e9b02249bc06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af [2021-11-23 15:39:52,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:39:52,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:39:52,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:39:52,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:39:52,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:39:52,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2021-11-23 15:39:52,352 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/087e033cd/f8ceb2af4edd4bc99c67d959f01222b7/FLAG43deebc89 [2021-11-23 15:39:53,452 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:39:53,452 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2021-11-23 15:39:53,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/087e033cd/f8ceb2af4edd4bc99c67d959f01222b7/FLAG43deebc89 [2021-11-23 15:39:53,762 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/087e033cd/f8ceb2af4edd4bc99c67d959f01222b7 [2021-11-23 15:39:53,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:39:53,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:39:53,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:53,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:39:53,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:39:53,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:53,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40a49f0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:53, skipping insertion in model container [2021-11-23 15:39:53,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:53" (1/1) ... [2021-11-23 15:39:53,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:39:54,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:39:56,161 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_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2021-11-23 15:39:56,220 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:56,230 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:39:57,441 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_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2021-11-23 15:39:57,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:39:57,508 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:39:57,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57 WrapperNode [2021-11-23 15:39:57,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:39:57,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:57,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:39:57,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:39:57,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:57,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,063 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:39:58,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:39:58,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:39:58,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:39:58,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:39:58,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:39:58,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:39:58,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:39:58,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:39:58,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:57" (1/1) ... [2021-11-23 15:39:58,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:39:58,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:39:58,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:39:58,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:39:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:39:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:39:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:39:58,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:39:58,910 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:39:58,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:05,270 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:05,320 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 15:40:05,325 INFO L158 Benchmark]: Toolchain (without parser) took 11556.58ms. Allocated memory was 107.0MB in the beginning and 650.1MB in the end (delta: 543.2MB). Free memory was 62.1MB in the beginning and 245.7MB in the end (delta: -183.6MB). Peak memory consumption was 363.6MB. Max. memory is 16.1GB. [2021-11-23 15:40:05,326 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:05,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3737.72ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 61.7MB in the beginning and 91.7MB in the end (delta: -30.0MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. [2021-11-23 15:40:05,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 553.37ms. Allocated memory is still 201.3MB. Free memory was 91.7MB in the beginning and 79.0MB in the end (delta: 12.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:05,330 INFO L158 Benchmark]: Boogie Preprocessor took 494.05ms. Allocated memory was 201.3MB in the beginning and 356.5MB in the end (delta: 155.2MB). Free memory was 79.0MB in the beginning and 199.5MB in the end (delta: -120.6MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-23 15:40:05,331 INFO L158 Benchmark]: RCFGBuilder took 6763.93ms. Allocated memory was 356.5MB in the beginning and 650.1MB in the end (delta: 293.6MB). Free memory was 199.5MB in the beginning and 245.7MB in the end (delta: -46.1MB). Peak memory consumption was 252.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:05,336 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3737.72ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 61.7MB in the beginning and 91.7MB in the end (delta: -30.0MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 553.37ms. Allocated memory is still 201.3MB. Free memory was 91.7MB in the beginning and 79.0MB in the end (delta: 12.7MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 494.05ms. Allocated memory was 201.3MB in the beginning and 356.5MB in the end (delta: 155.2MB). Free memory was 79.0MB in the beginning and 199.5MB in the end (delta: -120.6MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6763.93ms. Allocated memory was 356.5MB in the beginning and 650.1MB in the end (delta: 293.6MB). Free memory was 199.5MB in the beginning and 245.7MB in the end (delta: -46.1MB). Peak memory consumption was 252.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:05,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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_04ba2298-af91-4bc8-8395-e9b02249bc06/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 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:40:07,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:40:07,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:40:07,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:40:07,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:40:07,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:40:07,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:40:07,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:40:07,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:40:07,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:40:07,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:40:07,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:40:07,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:40:07,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:40:07,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:40:07,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:40:07,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:40:07,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:40:07,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:40:07,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:40:07,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:40:08,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:40:08,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:40:08,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:40:08,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:40:08,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:40:08,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:40:08,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:40:08,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:40:08,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:40:08,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:40:08,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:40:08,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:40:08,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:40:08,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:40:08,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:40:08,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:40:08,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:40:08,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:40:08,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:40:08,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:40:08,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:40:08,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:40:08,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:40:08,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:40:08,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:40:08,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:40:08,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:40:08,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:40:08,090 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:40:08,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:40:08,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:40:08,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:40:08,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:40:08,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:40:08,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:40:08,093 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:40:08,093 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:40:08,094 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:40:08,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:40:08,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:40:08,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:40:08,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:40:08,095 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:40:08,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:40:08,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:08,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:40:08,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:40:08,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:40:08,096 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:40:08,097 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:40:08,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:40:08,097 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:40:08,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:40:08,098 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_04ba2298-af91-4bc8-8395-e9b02249bc06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cc6cde771bc54413dff59e8d2a32cb13d9bef3c6d1be908227b88c290f088af [2021-11-23 15:40:08,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:40:08,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:40:08,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:40:08,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:40:08,564 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:40:08,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2021-11-23 15:40:08,652 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/e8f84b5f7/834edfaf016f4ed99545bb3c056699b7/FLAG628cc182b [2021-11-23 15:40:09,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:40:09,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2021-11-23 15:40:09,793 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/e8f84b5f7/834edfaf016f4ed99545bb3c056699b7/FLAG628cc182b [2021-11-23 15:40:10,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/data/e8f84b5f7/834edfaf016f4ed99545bb3c056699b7 [2021-11-23 15:40:10,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:40:10,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:40:10,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:10,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:40:10,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:40:10,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:10" (1/1) ... [2021-11-23 15:40:10,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0fd7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:10, skipping insertion in model container [2021-11-23 15:40:10,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:10" (1/1) ... [2021-11-23 15:40:10,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:40:10,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:40:12,455 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_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2021-11-23 15:40:12,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:12,492 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:40:13,811 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_04ba2298-af91-4bc8-8395-e9b02249bc06/sv-benchmarks/c/eca-rers2012/Problem06_label37.c[331555,331568] [2021-11-23 15:40:13,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:40:13,882 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:40:13,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13 WrapperNode [2021-11-23 15:40:13,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:40:13,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:13,884 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:40:13,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:40:13,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:14,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:14,563 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:40:14,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:40:14,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:40:14,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:40:14,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:40:14,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:14,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:14,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:14,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:15,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:15,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:15,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:15,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:40:15,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:40:15,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:40:15,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:40:15,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:13" (1/1) ... [2021-11-23 15:40:15,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:40:15,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:40:15,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:40:15,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:40:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:40:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:40:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:40:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:40:15,599 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:40:15,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:40:24,851 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:40:24,905 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 15:40:24,910 INFO L158 Benchmark]: Toolchain (without parser) took 14849.16ms. Allocated memory was 88.1MB in the beginning and 620.8MB in the end (delta: 532.7MB). Free memory was 61.5MB in the beginning and 372.6MB in the end (delta: -311.1MB). Peak memory consumption was 432.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:24,911 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:40:24,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3821.22ms. Allocated memory was 88.1MB in the beginning and 163.6MB in the end (delta: 75.5MB). Free memory was 61.2MB in the beginning and 68.8MB in the end (delta: -7.6MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. [2021-11-23 15:40:24,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 679.53ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 68.8MB in the beginning and 159.7MB in the end (delta: -90.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:40:24,914 INFO L158 Benchmark]: Boogie Preprocessor took 623.39ms. Allocated memory is still 285.2MB. Free memory was 159.7MB in the beginning and 120.9MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:40:24,915 INFO L158 Benchmark]: RCFGBuilder took 9719.44ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 120.9MB in the beginning and 372.6MB in the end (delta: -251.7MB). Peak memory consumption was 295.7MB. Max. memory is 16.1GB. [2021-11-23 15:40:24,919 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 60.8MB. Free memory was 41.8MB in the beginning and 41.8MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3821.22ms. Allocated memory was 88.1MB in the beginning and 163.6MB in the end (delta: 75.5MB). Free memory was 61.2MB in the beginning and 68.8MB in the end (delta: -7.6MB). Peak memory consumption was 88.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 679.53ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 68.8MB in the beginning and 159.7MB in the end (delta: -90.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 623.39ms. Allocated memory is still 285.2MB. Free memory was 159.7MB in the beginning and 120.9MB in the end (delta: 38.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9719.44ms. Allocated memory was 285.2MB in the beginning and 620.8MB in the end (delta: 335.5MB). Free memory was 120.9MB in the beginning and 372.6MB in the end (delta: -251.7MB). Peak memory consumption was 295.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:40:24,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ba2298-af91-4bc8-8395-e9b02249bc06/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