./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label26.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_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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_aeb8a123-506b-4446-a65c-8fe7715052f2/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 6994beb1b2ffef97bed7364d8cef1f41d507b6b2a4a9faafa5610de99a270821 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:49,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:49,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:49,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:49,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:49,230 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:49,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:49,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:49,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:49,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:49,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:49,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:49,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:49,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:49,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:49,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:49,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:49,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:49,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:49,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:49,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:49,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:49,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:49,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:49,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:49,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:49,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:49,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:49,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:49,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:49,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:49,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:49,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:49,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:49,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:49,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:49,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:49,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:49,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:49,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:49,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:49,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:49,351 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:49,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:49,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:49,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:49,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:49,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:49,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:49,355 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:49,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:49,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:49,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:49,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:49,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:49,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:49,357 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:49,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:49,358 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:49,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:49,358 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:49,358 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:49,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:49,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:49,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:49,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:49,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:49,360 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:49,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:49,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:49,360 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_aeb8a123-506b-4446-a65c-8fe7715052f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6994beb1b2ffef97bed7364d8cef1f41d507b6b2a4a9faafa5610de99a270821 [2021-11-23 15:03:49,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:49,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:49,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:49,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:49,786 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:49,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2021-11-23 15:03:49,890 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/b124c4e03/35521773d0d845a48aeafd93a1dac34f/FLAGf382e4f4f [2021-11-23 15:03:50,967 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:50,969 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2021-11-23 15:03:51,020 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/b124c4e03/35521773d0d845a48aeafd93a1dac34f/FLAGf382e4f4f [2021-11-23 15:03:51,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/b124c4e03/35521773d0d845a48aeafd93a1dac34f [2021-11-23 15:03:51,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:51,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:51,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:51,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:51,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:51,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a6f0ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:51, skipping insertion in model container [2021-11-23 15:03:51,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:51" (1/1) ... [2021-11-23 15:03:51,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:51,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:53,800 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_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c[333674,333687] [2021-11-23 15:03:53,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:53,844 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:55,092 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_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c[333674,333687] [2021-11-23 15:03:55,104 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:55,168 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:55,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55 WrapperNode [2021-11-23 15:03:55,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:55,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:55,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,728 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:03:55,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:55,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:55,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:55,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:55,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:55,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:56,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:56,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:56,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:56,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:56,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:56,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:56,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:56,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:55" (1/1) ... [2021-11-23 15:03:56,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:56,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:56,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:56,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:56,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:56,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:56,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:56,551 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:56,553 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:03,817 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:03,981 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 15:04:03,994 INFO L158 Benchmark]: Toolchain (without parser) took 12737.98ms. Allocated memory was 113.2MB in the beginning and 826.3MB in the end (delta: 713.0MB). Free memory was 69.0MB in the beginning and 669.9MB in the end (delta: -600.9MB). Peak memory consumption was 319.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:03,996 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:03,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3915.14ms. Allocated memory was 113.2MB in the beginning and 283.1MB in the end (delta: 169.9MB). Free memory was 69.0MB in the beginning and 183.8MB in the end (delta: -114.9MB). Peak memory consumption was 108.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,000 INFO L158 Benchmark]: Boogie Procedure Inliner took 558.03ms. Allocated memory is still 283.1MB. Free memory was 183.8MB in the beginning and 157.6MB in the end (delta: 26.2MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,002 INFO L158 Benchmark]: Boogie Preprocessor took 605.90ms. Allocated memory is still 283.1MB. Free memory was 157.6MB in the beginning and 116.8MB in the end (delta: 40.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,003 INFO L158 Benchmark]: RCFGBuilder took 7653.64ms. Allocated memory was 283.1MB in the beginning and 826.3MB in the end (delta: 543.2MB). Free memory was 116.8MB in the beginning and 669.9MB in the end (delta: -553.1MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:04,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory was 84.1MB in the beginning and 84.1MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3915.14ms. Allocated memory was 113.2MB in the beginning and 283.1MB in the end (delta: 169.9MB). Free memory was 69.0MB in the beginning and 183.8MB in the end (delta: -114.9MB). Peak memory consumption was 108.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 558.03ms. Allocated memory is still 283.1MB. Free memory was 183.8MB in the beginning and 157.6MB in the end (delta: 26.2MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 605.90ms. Allocated memory is still 283.1MB. Free memory was 157.6MB in the beginning and 116.8MB in the end (delta: 40.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 7653.64ms. Allocated memory was 283.1MB in the beginning and 826.3MB in the end (delta: 543.2MB). Free memory was 116.8MB in the beginning and 669.9MB in the end (delta: -553.1MB). Peak memory consumption was 198.2MB. 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 15:04:04,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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_aeb8a123-506b-4446-a65c-8fe7715052f2/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 6994beb1b2ffef97bed7364d8cef1f41d507b6b2a4a9faafa5610de99a270821 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:06,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:06,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:06,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:06,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:06,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:06,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:06,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:06,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:06,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:06,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:06,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:06,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:06,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:06,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:06,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:06,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:06,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:06,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:06,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:06,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:06,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:06,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:06,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:06,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:06,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:06,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:06,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:06,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:06,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:06,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:06,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:06,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:06,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:06,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:06,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:06,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:06,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:06,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:06,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:06,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:06,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:06,741 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:06,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:06,742 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:06,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:06,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:06,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:06,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:06,744 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:06,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:06,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:06,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:06,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:06,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:06,746 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:06,746 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:06,746 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:06,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:06,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:06,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:06,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:06,747 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:06,747 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:06,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:06,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:06,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:06,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:06,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:06,749 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:06,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:06,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:06,749 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:06,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:06,750 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_aeb8a123-506b-4446-a65c-8fe7715052f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6994beb1b2ffef97bed7364d8cef1f41d507b6b2a4a9faafa5610de99a270821 [2021-11-23 15:04:07,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:07,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:07,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:07,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:07,229 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:07,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2021-11-23 15:04:07,310 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/85649e17a/3b5664fcd4c44cedb3c846497d134069/FLAG2385f4916 [2021-11-23 15:04:08,541 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:08,543 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2021-11-23 15:04:08,609 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/85649e17a/3b5664fcd4c44cedb3c846497d134069/FLAG2385f4916 [2021-11-23 15:04:08,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/data/85649e17a/3b5664fcd4c44cedb3c846497d134069 [2021-11-23 15:04:08,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:08,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:08,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:08,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:08,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:08,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c872c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:08, skipping insertion in model container [2021-11-23 15:04:08,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:08" (1/1) ... [2021-11-23 15:04:08,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:09,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:11,398 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_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c[333674,333687] [2021-11-23 15:04:11,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:11,439 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:12,715 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_aeb8a123-506b-4446-a65c-8fe7715052f2/sv-benchmarks/c/eca-rers2012/Problem06_label26.c[333674,333687] [2021-11-23 15:04:12,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:12,788 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:12,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12 WrapperNode [2021-11-23 15:04:12,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:12,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:12,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:12,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:12,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:12,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,349 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:04:13,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:13,351 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:13,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:13,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:13,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:13,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:14,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:14,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:14,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:14,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:14,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:14,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:12" (1/1) ... [2021-11-23 15:04:14,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:14,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:14,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:14,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:14,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:14,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:14,356 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:14,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:23,602 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:23,683 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 15:04:23,690 INFO L158 Benchmark]: Toolchain (without parser) took 14956.67ms. Allocated memory was 60.8MB in the beginning and 805.3MB in the end (delta: 744.5MB). Free memory was 28.6MB in the beginning and 535.1MB in the end (delta: -506.5MB). Peak memory consumption was 373.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:23,691 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:23,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4054.94ms. Allocated memory was 60.8MB in the beginning and 201.3MB in the end (delta: 140.5MB). Free memory was 28.3MB in the beginning and 84.0MB in the end (delta: -55.6MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:23,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 558.44ms. Allocated memory is still 201.3MB. Free memory was 84.0MB in the beginning and 83.5MB in the end (delta: 458.1kB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:23,695 INFO L158 Benchmark]: Boogie Preprocessor took 741.50ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 83.5MB in the beginning and 256.2MB in the end (delta: -172.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:04:23,696 INFO L158 Benchmark]: RCFGBuilder took 9593.97ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 256.2MB in the beginning and 535.1MB in the end (delta: -278.9MB). Peak memory consumption was 262.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:23,705 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 40.8MB in the beginning and 40.7MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4054.94ms. Allocated memory was 60.8MB in the beginning and 201.3MB in the end (delta: 140.5MB). Free memory was 28.3MB in the beginning and 84.0MB in the end (delta: -55.6MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 558.44ms. Allocated memory is still 201.3MB. Free memory was 84.0MB in the beginning and 83.5MB in the end (delta: 458.1kB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 741.50ms. Allocated memory was 201.3MB in the beginning and 402.7MB in the end (delta: 201.3MB). Free memory was 83.5MB in the beginning and 256.2MB in the end (delta: -172.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9593.97ms. Allocated memory was 402.7MB in the beginning and 805.3MB in the end (delta: 402.7MB). Free memory was 256.2MB in the beginning and 535.1MB in the end (delta: -278.9MB). Peak memory consumption was 262.1MB. 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 15:04:23,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aeb8a123-506b-4446-a65c-8fe7715052f2/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