./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label10.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_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/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_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/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_0b551992-da1f-40cc-b7bf-45b6045db127/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 af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:47,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:47,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:47,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:47,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:47,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:47,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:47,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:47,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:47,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:47,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:47,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:47,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:47,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:47,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:47,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:47,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:47,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:47,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:47,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:47,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:47,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:47,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:47,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:47,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:47,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:47,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:47,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:47,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:47,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:47,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:47,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:47,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:47,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:47,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:47,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:47,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:47,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:47,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:47,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:47,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:47,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:47,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:47,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:47,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:47,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:47,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:47,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:47,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:47,977 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:47,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:47,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:47,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:47,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:47,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:47,979 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:47,979 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:47,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:47,980 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:47,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:47,980 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:47,981 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:47,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:47,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:47,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:47,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:47,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:47,982 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:47,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:47,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:47,983 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_0b551992-da1f-40cc-b7bf-45b6045db127/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e [2021-11-23 15:50:48,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:48,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:48,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:48,327 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:48,328 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:48,331 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2021-11-23 15:50:48,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/4858722b4/9005f0dbfbb745038fe4e54c53de45e6/FLAGea74f1e8a [2021-11-23 15:50:49,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:49,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2021-11-23 15:50:49,305 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/4858722b4/9005f0dbfbb745038fe4e54c53de45e6/FLAGea74f1e8a [2021-11-23 15:50:49,800 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/4858722b4/9005f0dbfbb745038fe4e54c53de45e6 [2021-11-23 15:50:49,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:49,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:49,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:49,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:49,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:49,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2696b9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:49, skipping insertion in model container [2021-11-23 15:50:49,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:49" (1/1) ... [2021-11-23 15:50:49,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:49,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:50,234 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_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2021-11-23 15:50:51,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:51,406 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:51,441 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2021-11-23 15:50:52,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:52,119 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:52,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52 WrapperNode [2021-11-23 15:50:52,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:52,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:52,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:52,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:52,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,601 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4757 [2021-11-23 15:50:52,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:52,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:52,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:52,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:52,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:52,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:53,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:53,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:53,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:53,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:53,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:53,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:52" (1/1) ... [2021-11-23 15:50:53,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:53,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:53,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:53,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:53,248 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:53,250 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:57,921 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:57,984 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 15:50:57,990 INFO L158 Benchmark]: Toolchain (without parser) took 8183.48ms. Allocated memory was 117.4MB in the beginning and 469.8MB in the end (delta: 352.3MB). Free memory was 87.7MB in the beginning and 319.2MB in the end (delta: -231.4MB). Peak memory consumption was 254.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:57,991 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:57,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2312.22ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 87.7MB in the beginning and 70.8MB in the end (delta: 16.9MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:57,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 480.79ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 70.8MB in the beginning and 140.0MB in the end (delta: -69.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:57,996 INFO L158 Benchmark]: Boogie Preprocessor took 488.38ms. Allocated memory is still 234.9MB. Free memory was 140.0MB in the beginning and 111.8MB in the end (delta: 28.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:57,997 INFO L158 Benchmark]: RCFGBuilder took 4895.20ms. Allocated memory was 234.9MB in the beginning and 469.8MB in the end (delta: 234.9MB). Free memory was 111.8MB in the beginning and 319.2MB in the end (delta: -207.4MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:58,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2312.22ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 87.7MB in the beginning and 70.8MB in the end (delta: 16.9MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 480.79ms. Allocated memory was 165.7MB in the beginning and 234.9MB in the end (delta: 69.2MB). Free memory was 70.8MB in the beginning and 140.0MB in the end (delta: -69.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 488.38ms. Allocated memory is still 234.9MB. Free memory was 140.0MB in the beginning and 111.8MB in the end (delta: 28.2MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * RCFGBuilder took 4895.20ms. Allocated memory was 234.9MB in the beginning and 469.8MB in the end (delta: 234.9MB). Free memory was 111.8MB in the beginning and 319.2MB in the end (delta: -207.4MB). Peak memory consumption was 161.5MB. 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 15:50:58,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/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_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/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_0b551992-da1f-40cc-b7bf-45b6045db127/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 af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:00,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:00,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:00,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:00,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:00,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:00,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:00,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:00,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:00,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:00,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:00,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:00,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:00,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:00,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:00,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:00,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:00,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:00,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:00,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:00,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:00,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:00,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:00,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:00,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:00,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:00,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:00,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:00,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:00,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:00,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:00,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:00,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:00,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:00,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:00,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:00,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:00,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:00,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:00,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:00,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:00,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:51:00,780 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:00,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:00,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:00,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:00,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:00,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:00,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:00,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:00,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:00,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:00,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:00,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:00,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:00,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:51:00,788 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:51:00,788 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:51:00,789 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:00,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:00,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:00,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:00,789 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:00,790 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:00,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:00,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:00,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:00,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:00,791 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:00,791 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:51:00,791 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:51:00,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:00,791 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:51:00,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:51:00,792 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_0b551992-da1f-40cc-b7bf-45b6045db127/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e [2021-11-23 15:51:01,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:01,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:01,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:01,264 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:01,265 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:01,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2021-11-23 15:51:01,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/ff2f3683f/b974be11f03747deb97c4a5e0d6e6dbe/FLAGcc6d46302 [2021-11-23 15:51:02,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:02,258 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2021-11-23 15:51:02,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/ff2f3683f/b974be11f03747deb97c4a5e0d6e6dbe/FLAGcc6d46302 [2021-11-23 15:51:02,715 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/data/ff2f3683f/b974be11f03747deb97c4a5e0d6e6dbe [2021-11-23 15:51:02,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:02,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:02,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:02,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:02,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:02,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:02" (1/1) ... [2021-11-23 15:51:02,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418a793a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:02, skipping insertion in model container [2021-11-23 15:51:02,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:02" (1/1) ... [2021-11-23 15:51:02,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:02,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:03,198 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_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2021-11-23 15:51:04,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:04,317 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:04,355 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_0b551992-da1f-40cc-b7bf-45b6045db127/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2021-11-23 15:51:05,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:05,103 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:05,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05 WrapperNode [2021-11-23 15:51:05,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:05,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:05,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:05,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:05,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,439 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4752 [2021-11-23 15:51:05,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:05,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:05,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:05,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:05,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:05,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:05,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:05,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:05,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:05" (1/1) ... [2021-11-23 15:51:05,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:05,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:05,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:05,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:51:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:05,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:05,947 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:05,949 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:34,532 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:34,581 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 15:51:34,585 INFO L158 Benchmark]: Toolchain (without parser) took 31864.89ms. Allocated memory was 60.8MB in the beginning and 291.5MB in the end (delta: 230.7MB). Free memory was 26.6MB in the beginning and 92.5MB in the end (delta: -65.9MB). Peak memory consumption was 166.6MB. Max. memory is 16.1GB. [2021-11-23 15:51:34,586 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:51:34,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2382.20ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 26.3MB in the beginning and 38.2MB in the end (delta: -11.9MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-23 15:51:34,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 333.97ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 38.2MB in the beginning and 78.6MB in the end (delta: -40.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2021-11-23 15:51:34,589 INFO L158 Benchmark]: Boogie Preprocessor took 292.55ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 53.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:34,590 INFO L158 Benchmark]: RCFGBuilder took 28848.03ms. Allocated memory was 142.6MB in the beginning and 291.5MB in the end (delta: 148.9MB). Free memory was 53.2MB in the beginning and 92.5MB in the end (delta: -39.3MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. [2021-11-23 15:51:34,597 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 is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2382.20ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 26.3MB in the beginning and 38.2MB in the end (delta: -11.9MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 333.97ms. Allocated memory was 107.0MB in the beginning and 142.6MB in the end (delta: 35.7MB). Free memory was 38.2MB in the beginning and 78.6MB in the end (delta: -40.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 292.55ms. Allocated memory is still 142.6MB. Free memory was 78.0MB in the beginning and 53.2MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 28848.03ms. Allocated memory was 142.6MB in the beginning and 291.5MB in the end (delta: 148.9MB). Free memory was 53.2MB in the beginning and 92.5MB in the end (delta: -39.3MB). Peak memory consumption was 112.2MB. 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 15:51:34,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b551992-da1f-40cc-b7bf-45b6045db127/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