./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-035.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_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-035.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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_04d1e110-35d6-42d9-84cc-6ec6874575cf/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 978c2266fb9555a4f13b5b21f4f8c1ee336564093b14dc83269c57acfcf4fccd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:48,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:48,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:48,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:48,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:48,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:48,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:48,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:48,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:48,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:48,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:48,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:48,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:48,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:48,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:48,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:48,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:48,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:48,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:48,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:48,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:48,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:48,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:48,777 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:48,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:48,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:48,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:48,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:48,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:48,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:48,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:48,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:48,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:48,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:48,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:48,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:48,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:48,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:48,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:48,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:48,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:48,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:48,854 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:48,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:48,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:48,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:48,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:48,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:48,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:48,858 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:48,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:48,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:48,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:48,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:48,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:48,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:48,861 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:48,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:48,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:48,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:48,862 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:48,862 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:48,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:48,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:48,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:48,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:48,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:48,863 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:48,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:48,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:48,864 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 978c2266fb9555a4f13b5b21f4f8c1ee336564093b14dc83269c57acfcf4fccd [2021-11-23 15:02:49,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:49,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:49,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:49,208 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:49,209 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:49,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/AllInterval-035.c [2021-11-23 15:02:49,299 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/07aa6919e/9ce094be28854ccb8aa87620016caef0/FLAGa88d13eea [2021-11-23 15:02:49,874 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:49,875 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c [2021-11-23 15:02:49,886 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/07aa6919e/9ce094be28854ccb8aa87620016caef0/FLAGa88d13eea [2021-11-23 15:02:50,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/07aa6919e/9ce094be28854ccb8aa87620016caef0 [2021-11-23 15:02:50,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:50,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:50,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:50,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:50,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@745a190a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50, skipping insertion in model container [2021-11-23 15:02:50,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:50,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:50,679 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c[41496,41509] [2021-11-23 15:02:50,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,708 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:50,804 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c[41496,41509] [2021-11-23 15:02:50,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:50,829 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:50,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50 WrapperNode [2021-11-23 15:02:50,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:50,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:50,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:50,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:50,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:50,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,028 INFO L137 Inliner]: procedures = 13, calls = 1335, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1826 [2021-11-23 15:02:51,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:51,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:51,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:51,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:51,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:51,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:51,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:51,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:51,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:50" (1/1) ... [2021-11-23 15:02:51,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:51,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:51,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:51,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:51,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:51,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:51,252 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:02:51,252 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:02:51,394 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:51,396 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:52,942 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:52,988 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 15:02:52,994 INFO L158 Benchmark]: Toolchain (without parser) took 2876.06ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 52.7MB in the beginning and 40.5MB in the end (delta: 12.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,996 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 61.3MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:52,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.33ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 37.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:52,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 197.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 37.8MB in the beginning and 74.5MB in the end (delta: -36.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,000 INFO L158 Benchmark]: Boogie Preprocessor took 123.45ms. Allocated memory is still 107.0MB. Free memory was 74.5MB in the beginning and 68.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,001 INFO L158 Benchmark]: RCFGBuilder took 1836.27ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 40.5MB in the end (delta: 27.7MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:53,011 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 88.1MB. Free memory was 61.3MB in the beginning and 61.3MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.33ms. Allocated memory is still 88.1MB. Free memory was 52.5MB in the beginning and 37.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 197.95ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 37.8MB in the beginning and 74.5MB in the end (delta: -36.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.45ms. Allocated memory is still 107.0MB. Free memory was 74.5MB in the beginning and 68.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1836.27ms. Allocated memory is still 107.0MB. Free memory was 68.2MB in the beginning and 40.5MB in the end (delta: 27.7MB). Peak memory consumption was 36.5MB. 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 15:02:53,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-035.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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_04d1e110-35d6-42d9-84cc-6ec6874575cf/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 978c2266fb9555a4f13b5b21f4f8c1ee336564093b14dc83269c57acfcf4fccd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:55,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:55,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:55,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:55,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:55,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:55,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:55,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:55,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:55,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:55,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:55,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:55,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:55,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:55,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:55,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:55,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:55,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:55,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:55,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:55,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:55,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:55,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:55,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:55,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:55,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:55,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:55,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:55,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:55,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:55,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:55,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:55,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:55,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:55,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:55,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:55,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:55,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:55,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:55,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:55,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:55,891 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:55,939 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:55,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:55,941 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:55,941 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:55,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:55,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:55,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:55,944 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:55,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:55,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:55,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:55,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:55,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:55,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:55,948 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:55,948 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:55,948 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:55,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:55,949 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:55,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:55,950 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:55,950 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:55,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:55,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:55,951 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:55,951 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:55,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:55,952 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:55,952 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:55,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:55,953 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:55,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:55,954 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 978c2266fb9555a4f13b5b21f4f8c1ee336564093b14dc83269c57acfcf4fccd [2021-11-23 15:02:56,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:56,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:56,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:56,428 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:56,429 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:56,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/xcsp/AllInterval-035.c [2021-11-23 15:02:56,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/41a7d3e1f/fb6cc18347b04a85945b154112caf065/FLAGbf49a6b35 [2021-11-23 15:02:57,191 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:57,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c [2021-11-23 15:02:57,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/41a7d3e1f/fb6cc18347b04a85945b154112caf065/FLAGbf49a6b35 [2021-11-23 15:02:57,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/data/41a7d3e1f/fb6cc18347b04a85945b154112caf065 [2021-11-23 15:02:57,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:57,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:57,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:57,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:57,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:57,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@433db8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:57, skipping insertion in model container [2021-11-23 15:02:57,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:57" (1/1) ... [2021-11-23 15:02:57,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:57,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:58,050 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c[41496,41509] [2021-11-23 15:02:58,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,091 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:58,263 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_04d1e110-35d6-42d9-84cc-6ec6874575cf/sv-benchmarks/c/xcsp/AllInterval-035.c[41496,41509] [2021-11-23 15:02:58,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:58,290 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:58,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58 WrapperNode [2021-11-23 15:02:58,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:58,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:58,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:58,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:58,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,494 INFO L137 Inliner]: procedures = 13, calls = 1335, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1757 [2021-11-23 15:02:58,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:58,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:58,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:58,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:58,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:58,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:58,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:58,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:58,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:58,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:58,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:58,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:58,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:58,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:58,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:58,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:58,734 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-11-23 15:02:58,735 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-11-23 15:02:58,855 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:58,857 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:00,462 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:00,502 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 15:03:00,509 INFO L158 Benchmark]: Toolchain (without parser) took 3109.13ms. Allocated memory was 56.6MB in the beginning and 115.3MB in the end (delta: 58.7MB). Free memory was 32.4MB in the beginning and 52.7MB in the end (delta: -20.3MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,510 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:00,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 885.88ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 32.2MB in the beginning and 48.8MB in the end (delta: -16.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.02ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 38.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,514 INFO L158 Benchmark]: Boogie Preprocessor took 146.23ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 47.1MB in the end (delta: -8.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,515 INFO L158 Benchmark]: RCFGBuilder took 1863.76ms. Allocated memory was 75.5MB in the beginning and 115.3MB in the end (delta: 39.8MB). Free memory was 47.1MB in the beginning and 52.7MB in the end (delta: -5.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 885.88ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 32.2MB in the beginning and 48.8MB in the end (delta: -16.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.02ms. Allocated memory is still 75.5MB. Free memory was 48.8MB in the beginning and 38.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.23ms. Allocated memory is still 75.5MB. Free memory was 38.7MB in the beginning and 47.1MB in the end (delta: -8.4MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1863.76ms. Allocated memory was 75.5MB in the beginning and 115.3MB in the end (delta: 39.8MB). Free memory was 47.1MB in the beginning and 52.7MB in the end (delta: -5.6MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:00,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d1e110-35d6-42d9-84cc-6ec6874575cf/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