./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/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_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec88f7cebaba3213e4166875adad4a0a5cb4ac64fe627cad3d353321b6b32838 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:33,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:33,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:33,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:33,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:33,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:33,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:33,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:33,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:33,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:33,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:33,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:33,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:33,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:33,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:33,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:33,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:33,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:33,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:33,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:33,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:33,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:33,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:33,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:33,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:33,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:33,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:33,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:33,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:33,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:33,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:33,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:33,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:33,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:33,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:33,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:33,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:33,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:33,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:33,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:33,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:33,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 15:34:33,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:33,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:33,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:33,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:33,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:33,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:33,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:33,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:34:33,743 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:34:33,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:33,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:34:33,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:33,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:33,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:33,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:33,746 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 15:34:33,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:34:33,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:33,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:33,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:33,747 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:33,748 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:33,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:33,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:33,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:33,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:33,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:33,749 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:33,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:33,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:33,750 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_ac73a585-bf5f-4914-af0e-0b97f2c78712/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec88f7cebaba3213e4166875adad4a0a5cb4ac64fe627cad3d353321b6b32838 [2021-11-23 15:34:34,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:34,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:34,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:34,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:34,141 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:34,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i [2021-11-23 15:34:34,224 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/data/4e840db83/eb1f5ce96e384b4e97c1a2d22daf9662/FLAG10267bd76 [2021-11-23 15:34:34,829 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:34,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i [2021-11-23 15:34:34,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/data/4e840db83/eb1f5ce96e384b4e97c1a2d22daf9662/FLAG10267bd76 [2021-11-23 15:34:35,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/data/4e840db83/eb1f5ce96e384b4e97c1a2d22daf9662 [2021-11-23 15:34:35,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:35,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:35,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:35,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:35,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:35,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e838ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35, skipping insertion in model container [2021-11-23 15:34:35,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,250 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:35,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:35,491 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_ac73a585-bf5f-4914-af0e-0b97f2c78712/sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i[872,885] [2021-11-23 15:34:35,503 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:35,517 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:35,542 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_ac73a585-bf5f-4914-af0e-0b97f2c78712/sv-benchmarks/c/loop-zilu/benchmark53_polynomial.i[872,885] [2021-11-23 15:34:35,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:35,576 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:35,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35 WrapperNode [2021-11-23 15:34:35,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:35,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:35,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:35,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:35,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,636 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2021-11-23 15:34:35,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:35,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:35,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:35,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:35,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:35,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:35,664 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:35,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:35,665 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:35" (1/1) ... [2021-11-23 15:34:35,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:35,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:35,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:35,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:35,820 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:35,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:35,966 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:34:35,981 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:35,986 INFO L158 Benchmark]: Toolchain (without parser) took 776.33ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 67.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:35,987 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory was 56.8MB in the beginning and 56.8MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:35,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.61ms. Allocated memory is still 102.8MB. Free memory was 70.3MB in the beginning and 80.1MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:35,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.14ms. Allocated memory is still 102.8MB. Free memory was 80.1MB in the beginning and 78.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:35,991 INFO L158 Benchmark]: Boogie Preprocessor took 25.37ms. Allocated memory is still 102.8MB. Free memory was 78.5MB in the beginning and 77.6MB in the end (delta: 886.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:35,992 INFO L158 Benchmark]: RCFGBuilder took 320.56ms. Allocated memory is still 102.8MB. Free memory was 77.6MB in the beginning and 67.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:34:35,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 77.6MB. Free memory was 56.8MB in the beginning and 56.8MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.61ms. Allocated memory is still 102.8MB. Free memory was 70.3MB in the beginning and 80.1MB in the end (delta: -9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.14ms. Allocated memory is still 102.8MB. Free memory was 80.1MB in the beginning and 78.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.37ms. Allocated memory is still 102.8MB. Free memory was 78.5MB in the beginning and 77.6MB in the end (delta: 886.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 320.56ms. Allocated memory is still 102.8MB. Free memory was 77.6MB in the beginning and 67.5MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. 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 15:34:36,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac73a585-bf5f-4914-af0e-0b97f2c78712/bin/ukojak-CwSLpZB5Qu/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable