./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label13.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_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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_c2031259-9e6d-469c-9bdf-e699c277dd76/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 9595d63f2c7a46ae49f1691a5203c95c62122e5af12dbe9ab3faf596097c7caf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:41,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:41,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:41,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:41,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:41,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:41,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:41,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:41,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:41,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:41,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:41,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:41,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:41,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:41,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:41,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:41,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:41,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:41,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:41,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:41,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:41,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:41,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:41,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:41,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:41,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:41,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:41,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:41,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:41,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:41,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:41,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:41,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:41,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:41,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:41,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:41,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:41,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:41,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:41,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:41,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:41,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:41,252 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:41,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:41,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:41,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:41,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:41,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:41,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:41,255 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:41,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:41,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:41,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:41,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:41,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:41,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:41,257 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:41,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:41,257 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:41,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:41,257 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:41,257 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:41,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:41,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:41,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:41,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:41,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:41,259 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:41,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:41,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:41,259 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_c2031259-9e6d-469c-9bdf-e699c277dd76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9595d63f2c7a46ae49f1691a5203c95c62122e5af12dbe9ab3faf596097c7caf [2021-11-23 15:55:41,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:41,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:41,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:41,601 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:41,603 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:41,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label13.c [2021-11-23 15:55:41,690 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/639d32d90/693a09907a7b47638d5ac9d825369cb3/FLAG469b9a842 [2021-11-23 15:55:42,713 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:42,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c [2021-11-23 15:55:42,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/639d32d90/693a09907a7b47638d5ac9d825369cb3/FLAG469b9a842 [2021-11-23 15:55:43,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/639d32d90/693a09907a7b47638d5ac9d825369cb3 [2021-11-23 15:55:43,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:43,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:43,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:43,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:43,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119b60b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43, skipping insertion in model container [2021-11-23 15:55:43,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:43,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:45,594 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_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c[333923,333936] [2021-11-23 15:55:45,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:45,637 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:46,939 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_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c[333923,333936] [2021-11-23 15:55:46,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:47,004 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:47,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47 WrapperNode [2021-11-23 15:55:47,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:47,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:47,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:47,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:47,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,513 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 15:55:47,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:47,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:47,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:47,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:47,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:48,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:48,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:48,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:48,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:47" (1/1) ... [2021-11-23 15:55:48,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:48,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:48,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:48,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:48,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:48,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:48,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:48,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:48,451 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:54,591 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:54,653 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 15:55:54,661 INFO L158 Benchmark]: Toolchain (without parser) took 11598.43ms. Allocated memory was 104.9MB in the beginning and 763.4MB in the end (delta: 658.5MB). Free memory was 62.2MB in the beginning and 449.1MB in the end (delta: -386.9MB). Peak memory consumption was 343.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,662 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 104.9MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3941.25ms. Allocated memory was 104.9MB in the beginning and 260.0MB in the end (delta: 155.2MB). Free memory was 61.9MB in the beginning and 142.5MB in the end (delta: -80.5MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 508.44ms. Allocated memory is still 260.0MB. Free memory was 142.5MB in the beginning and 117.3MB in the end (delta: 25.2MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,666 INFO L158 Benchmark]: Boogie Preprocessor took 558.29ms. Allocated memory is still 260.0MB. Free memory was 117.3MB in the beginning and 109.7MB in the end (delta: 7.6MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,667 INFO L158 Benchmark]: RCFGBuilder took 6584.93ms. Allocated memory was 260.0MB in the beginning and 763.4MB in the end (delta: 503.3MB). Free memory was 109.7MB in the beginning and 449.1MB in the end (delta: -339.4MB). Peak memory consumption was 232.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,671 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 104.9MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3941.25ms. Allocated memory was 104.9MB in the beginning and 260.0MB in the end (delta: 155.2MB). Free memory was 61.9MB in the beginning and 142.5MB in the end (delta: -80.5MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 508.44ms. Allocated memory is still 260.0MB. Free memory was 142.5MB in the beginning and 117.3MB in the end (delta: 25.2MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 558.29ms. Allocated memory is still 260.0MB. Free memory was 117.3MB in the beginning and 109.7MB in the end (delta: 7.6MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6584.93ms. Allocated memory was 260.0MB in the beginning and 763.4MB in the end (delta: 503.3MB). Free memory was 109.7MB in the beginning and 449.1MB in the end (delta: -339.4MB). Peak memory consumption was 232.8MB. 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 15:55:54,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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_c2031259-9e6d-469c-9bdf-e699c277dd76/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 9595d63f2c7a46ae49f1691a5203c95c62122e5af12dbe9ab3faf596097c7caf --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:57,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:57,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:57,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:57,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:57,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:57,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:57,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:57,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:57,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:57,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:57,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:57,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:57,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:57,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:57,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:57,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:57,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:57,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:57,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:57,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:57,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:57,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:57,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:57,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:57,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:57,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:57,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:57,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:57,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:57,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:57,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:57,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:57,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:57,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:57,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:57,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:57,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:57,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:57,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:57,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:57,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:57,386 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:57,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:57,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:57,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:57,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:57,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:57,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:57,390 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:57,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:57,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:57,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:57,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:57,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:57,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:57,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:57,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:57,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:57,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:57,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:57,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:57,394 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:57,394 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:57,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:57,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:57,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:57,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:57,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:57,396 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:57,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:57,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:57,396 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:57,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:57,397 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_c2031259-9e6d-469c-9bdf-e699c277dd76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9595d63f2c7a46ae49f1691a5203c95c62122e5af12dbe9ab3faf596097c7caf [2021-11-23 15:55:57,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:57,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:57,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:57,815 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:57,816 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:57,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem06_label13.c [2021-11-23 15:55:57,878 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/a55cc47a8/5062daa8dd02439ab0cb18ff9109b520/FLAGe281fc935 [2021-11-23 15:55:59,095 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:59,130 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c [2021-11-23 15:55:59,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/a55cc47a8/5062daa8dd02439ab0cb18ff9109b520/FLAGe281fc935 [2021-11-23 15:55:59,328 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/data/a55cc47a8/5062daa8dd02439ab0cb18ff9109b520 [2021-11-23 15:55:59,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:59,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:59,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:59,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:59,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:59,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:59" (1/1) ... [2021-11-23 15:55:59,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c557fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:59, skipping insertion in model container [2021-11-23 15:55:59,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:59" (1/1) ... [2021-11-23 15:55:59,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:59,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:01,823 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_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c[333923,333936] [2021-11-23 15:56:01,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:01,860 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:03,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/sv-benchmarks/c/eca-rers2012/Problem06_label13.c[333923,333936] [2021-11-23 15:56:03,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:03,159 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:03,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03 WrapperNode [2021-11-23 15:56:03,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:03,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:03,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:03,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:03,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,833 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10167 [2021-11-23 15:56:03,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:03,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:03,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:03,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:03,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:03,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:04,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:04,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:04,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:04,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:03" (1/1) ... [2021-11-23 15:56:04,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:04,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:04,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:04,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:04,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:04,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:04,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:04,591 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:04,593 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:13,613 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:56:13,663 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 15:56:13,667 INFO L158 Benchmark]: Toolchain (without parser) took 14324.16ms. Allocated memory was 67.1MB in the beginning and 845.2MB in the end (delta: 778.0MB). Free memory was 34.5MB in the beginning and 391.2MB in the end (delta: -356.7MB). Peak memory consumption was 445.6MB. Max. memory is 16.1GB. [2021-11-23 15:56:13,668 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 52.4MB. Free memory was 33.3MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:13,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3814.77ms. Allocated memory was 67.1MB in the beginning and 207.6MB in the end (delta: 140.5MB). Free memory was 34.3MB in the beginning and 117.1MB in the end (delta: -82.7MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:13,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 673.58ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 117.1MB in the beginning and 291.8MB in the end (delta: -174.8MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:13,671 INFO L158 Benchmark]: Boogie Preprocessor took 572.12ms. Allocated memory is still 415.2MB. Free memory was 291.8MB in the beginning and 245.7MB in the end (delta: 46.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:13,672 INFO L158 Benchmark]: RCFGBuilder took 9256.35ms. Allocated memory was 415.2MB in the beginning and 845.2MB in the end (delta: 429.9MB). Free memory was 245.7MB in the beginning and 391.2MB in the end (delta: -145.5MB). Peak memory consumption was 308.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:13,675 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 52.4MB. Free memory was 33.3MB in the beginning and 33.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3814.77ms. Allocated memory was 67.1MB in the beginning and 207.6MB in the end (delta: 140.5MB). Free memory was 34.3MB in the beginning and 117.1MB in the end (delta: -82.7MB). Peak memory consumption was 106.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 673.58ms. Allocated memory was 207.6MB in the beginning and 415.2MB in the end (delta: 207.6MB). Free memory was 117.1MB in the beginning and 291.8MB in the end (delta: -174.8MB). Peak memory consumption was 87.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 572.12ms. Allocated memory is still 415.2MB. Free memory was 291.8MB in the beginning and 245.7MB in the end (delta: 46.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * RCFGBuilder took 9256.35ms. Allocated memory was 415.2MB in the beginning and 845.2MB in the end (delta: 429.9MB). Free memory was 245.7MB in the beginning and 391.2MB in the end (delta: -145.5MB). Peak memory consumption was 308.5MB. 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 15:56:13,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2031259-9e6d-469c-9bdf-e699c277dd76/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